/******************************************************************************
 * $Id$
 *
 * Project:  MapServer
 * Purpose:  Primary MapServer include file.
 * Author:   Steve Lime and the MapServer team.
 *
 ******************************************************************************
 * Copyright (c) 1996-2005 Regents of the University of Minnesota.
 *
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies of this Software or works derived from this Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *****************************************************************************/

#ifndef MAP_H
#define MAP_H

#include "mapserver-config.h"

/*
** Main includes. If a particular header was needed by several .c files then
** I just put it here. What the hell, it works and it's all right here. -SDL-
*/
#if defined(HAVE_STRCASESTR) && !defined(_GNU_SOURCE)
#define _GNU_SOURCE /* Required for <string.h> strcasestr() defn */
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <time.h>

#if defined(_WIN32) && !defined(__CYGWIN__)
#include <direct.h>
#include <memory.h>
#include <malloc.h>
#include <process.h>
#include <float.h>
#else
#include <unistd.h>
#endif

#if defined(_WIN32) && !defined(__CYGWIN__)
#define MS_DLL_EXPORT __declspec(dllexport)
#define USE_MSFREE
#else
#define MS_DLL_EXPORT
#endif

#if defined(__GNUC__)
#define WARN_UNUSED __attribute__((warn_unused_result))
#define MS_LIKELY(x) __builtin_expect((x), 1)
#define MS_UNLIKELY(x) __builtin_expect((x), 0)
#else
#define WARN_UNUSED
#define MS_LIKELY(x) (x)
#define MS_UNLIKELY(x) (x)
#endif

/* definition of  ms_int32/ms_uint32 */
#include <limits.h>
#ifndef _WIN32
#include <stdint.h>
#endif

#ifdef _WIN32
#ifndef SIZE_MAX
#ifdef _WIN64
#define SIZE_MAX _UI64_MAX
#else
#define SIZE_MAX UINT_MAX
#endif
#endif
#endif

#if ULONG_MAX == 0xffffffff
typedef long ms_int32;
typedef unsigned long ms_uint32;
#elif UINT_MAX == 0xffffffff
typedef int ms_int32;
typedef unsigned int ms_uint32;
#else
typedef int32_t ms_int32;
typedef uint32_t ms_uint32;
#endif

#if defined(_WIN32) && !defined(__CYGWIN__)
/* Need to use _vsnprintf() with VS2003 */
#define vsnprintf _vsnprintf
#endif

#include "mapserver-api.h"

#ifndef SWIG
/*forward declaration of rendering object*/
typedef struct rendererVTableObj rendererVTableObj;
typedef struct tileCacheObj tileCacheObj;
typedef struct textPathObj textPathObj;
typedef struct textRunObj textRunObj;
typedef struct glyph_element glyph_element;
typedef struct face_element face_element;
#endif

/* ms_bitarray is used by the bit mask in mapbit.c */
typedef ms_uint32 *ms_bitarray;
typedef const ms_uint32 *ms_const_bitarray;

#include "maperror.h"
#include "mapprimitive.h"
#include "mapshape.h"
#include "mapflatgeobuf.h"
#include "mapsymbol.h"
#include "maptree.h" /* quadtree spatial index */
#include "maphash.h"
#include "mapio.h"
#include <assert.h>
#include "mapproject.h"
#include "cgiutil.h"
#include "mapserv-config.h"

#include <sys/types.h> /* regular expression support */

/* The regex lib from the system and the regex lib from PHP needs to
 * be separated here. We separate here via its directory location.
 */
#include "mapregex.h"

#define CPL_SUPRESS_CPLUSPLUS
#include "ogr_api.h"

/* EQUAL and EQUALN are defined in cpl_port.h, so add them in here if ogr was
 * not included */

#ifndef EQUAL
#if defined(_WIN32) || defined(WIN32CE)
#define EQUAL(a, b) (stricmp(a, b) == 0)
#else
#define EQUAL(a, b) (strcasecmp(a, b) == 0)
#endif
#endif

#ifndef EQUALN
#if defined(_WIN32) || defined(WIN32CE)
#define EQUALN(a, b, n) (strnicmp(a, b, n) == 0)
#else
#define EQUALN(a, b, n) (strncasecmp(a, b, n) == 0)
#endif
#endif

#if defined(_WIN32) && !defined(__CYGWIN__)
#if (defined(_MSC_VER) && (_MSC_VER < 1900)) || !defined(_MSC_VER)
#define snprintf _snprintf
#endif
#endif

#ifdef __cplusplus
#include <string>
#include <vector>
extern "C" {
#endif

// hide from swig or ruby will choke on the __FUNCTION__ name
#ifndef SWIG
/* Memory allocation check utility */
#ifndef __FUNCTION__
#define __FUNCTION__ "MapServer"
#endif
#endif

#define MS_CHECK_ALLOC(var, size, retval)                                      \
  if (!var) {                                                                  \
    msSetError(MS_MEMERR, "%s: %d: Out of memory allocating %u bytes.\n",      \
               __FUNCTION__, __FILE__, __LINE__, (unsigned int)(size));        \
    return retval;                                                             \
  }

#define MS_CHECK_ALLOC_NO_RET(var, size)                                       \
  if (!var) {                                                                  \
    msSetError(MS_MEMERR, "%s: %d: Out of memory allocating %u bytes.\n",      \
               __FUNCTION__, __FILE__, __LINE__, (unsigned int)(size));        \
    return;                                                                    \
  }

/* General defines, wrapable */

#define MS_TRUE 1 /* logical control variables */
#define MS_FALSE 0
#define MS_UNKNOWN -1
#define MS_ON 1
#define MS_OFF 0
#define MS_DEFAULT 2
#define MS_EMBED 3
#define MS_DELETE 4
#define MS_YES 1
#define MS_NO 0

/* Number of layer, class and style ptrs to alloc at once in the
   corresponding msGrow...() functions. Replaces former MS_MAXLAYERS,
   MS_MAXCLASSES and MS_MAXSTYLES with dynamic allocation (see RFC-17). */
#define MS_LAYER_ALLOCSIZE 64
#define MS_CLASS_ALLOCSIZE 8
#define MS_STYLE_ALLOCSIZE 4
#define MS_LABEL_ALLOCSIZE 2 /* not too common */

#define MS_MAX_LABEL_PRIORITY 10
#define MS_MAX_LABEL_FONTS 5
#define MS_DEFAULT_LABEL_PRIORITY 1
#define MS_LABEL_FORCE_GROUP 2 /* other values are MS_ON/MS_OFF */

/* General defines, not wrapable */
#ifndef SWIG
#ifdef USE_XMLMAPFILE
#define MS_DEFAULT_MAPFILE_PATTERN "\\.(map|xml)$"
#define MS_DEFAULT_XMLMAPFILE_PATTERN "\\.xml$"
#else
#define MS_DEFAULT_MAPFILE_PATTERN "\\.map$"
#endif
#define MS_DEFAULT_CONTEXTFILE_PATTERN "\\.[Xx][Mm][Ll]$"
#define MS_TEMPLATE_MAGIC_STRING "MapServer Template"
#define MS_TEMPLATE_EXPR "\\.(xml|wml|html|htm|svg|kml|gml|js|tmpl)$"

#define MS_INDEX_EXTENSION ".qix"

#define MS_QUERY_RESULTS_MAGIC_STRING "MapServer Query Results"
#define MS_QUERY_PARAMS_MAGIC_STRING "MapServer Query Params"
#define MS_QUERY_EXTENSION ".qy"

#define MS_DEG_TO_RAD .0174532925199432958
#define MS_RAD_TO_DEG 57.29577951

#define MS_DEFAULT_RESOLUTION 72

#define MS_RED 0
#define MS_GREEN 1
#define MS_BLUE 2

#define MS_MAXCOLORS 256

#define MS_MISSING_DATA_IGNORE 0
#define MS_MISSING_DATA_FAIL 1
#define MS_MISSING_DATA_LOG 2

#define MS_BUFFER_LENGTH 2048 /* maximum input line length */
#define MS_URL_LENGTH 1024
#define MS_MAXPATHLEN 1024

#define MS_MAXIMAGESIZE_DEFAULT 4096

#define MS_MAXPROJARGS 20
#define MS_MAXJOINS 20
#define MS_ITEMNAMELEN 32
#define MS_NAMELEN 20

#define MS_MINSYMBOLSIZE 0 /* in pixels */
#define MS_MAXSYMBOLSIZE 500

#define MS_MINSYMBOLWIDTH 0 /* in pixels */
#define MS_MAXSYMBOLWIDTH 32

#define MS_URL 0 /* template types */
#define MS_FILE 1

#define MS_MINFONTSIZE 4
#define MS_MAXFONTSIZE 256

#define MS_LABELCACHEINITSIZE 100
#define MS_LABELCACHEINCREMENT 10

#define MS_RESULTCACHEINITSIZE 10
#define MS_RESULTCACHEINCREMENT 10

#define MS_FEATUREINITSIZE                                                     \
  10 /* how many points initially can a feature have                           \
      */
#define MS_FEATUREINCREMENT 10

#define MS_EXPRESSION 2000 /* todo: make this an enum */
#define MS_REGEX 2001
#define MS_STRING 2002
#define MS_NUMBER 2003
#define MS_COMMENT 2004
#define MS_IREGEX 2005
#define MS_ISTRING 2006
#define MS_BINDING 2007
#define MS_LIST 2008

/* string split flags */
#define MS_HONOURSTRINGS 0x0001
#define MS_ALLOWEMPTYTOKENS 0x0002
#define MS_PRESERVEQUOTES 0x0004
#define MS_PRESERVEESCAPES 0x0008
#define MS_STRIPLEADSPACES 0x0010
#define MS_STRIPENDSPACES 0x0020

/* boolean options for the expression object. */
#define MS_EXP_INSENSITIVE 1

/* General macro definitions */
#define MS_MIN(a, b) (((a) < (b)) ? (a) : (b))
#define MS_MAX(a, b) (((a) > (b)) ? (a) : (b))
#define MS_ABS(a) (((a) < 0) ? -(a) : (a))
#define MS_SGN(a) (((a) < 0) ? -1 : 1)

#define MS_STRING_IS_NULL_OR_EMPTY(s)                                          \
  ((!s || s[0] == '\0') ? MS_TRUE : MS_FALSE)

#define MS_NINT_GENERIC(x) ((x) >= 0.0 ? ((long)((x) + .5)) : ((long)((x)-.5)))

#ifdef _MSC_VER
#define msIsNan(x) _isnan(x)
#else
#define msIsNan(x) isnan(x)
#endif

/* see http://mega-nerd.com/FPcast/ for some discussion of fast
   conversion to nearest int.  We avoid lrint() for now because it
   would be hard to include math.h "properly". */

#if defined(HAVE_LRINT) && !defined(USE_GENERIC_MS_NINT)
#define MS_NINT(x) lrint(x)
/*#   define MS_NINT(x) lround(x) */
/* note that lrint rounds .5 to the nearest *even* integer, i.e.
 * lrint(0.5)=0,lrint(1.5)=2 */
#elif defined(_MSC_VER) && defined(_WIN32) && !defined(USE_GENERIC_MS_NINT)
static __inline long int MS_NINT(double flt) {
  int intgr;

  _asm {
      fld flt
      fistp intgr
  }
  ;

  return intgr;
}
#elif defined(i386) && defined(__GNUC_PREREQ) && !defined(USE_GENERIC_MS_NINT)
static __inline long int MS_NINT(double __x) {
  long int __lrintres;
  __asm__ __volatile__("fistpl %0" : "=m"(__lrintres) : "t"(__x) : "st");
  return __lrintres;
}
#else
#define MS_NINT(x) MS_NINT_GENERIC(x)
#endif

/* #define MS_VALID_EXTENT(minx, miny, maxx, maxy)  (((minx<maxx) &&
 * (miny<maxy))?MS_TRUE:MS_FALSE) */
#define MS_VALID_EXTENT(rect)                                                  \
  ((((rect).minx < (rect).maxx && (rect).miny < (rect).maxy)) ? MS_TRUE        \
                                                              : MS_FALSE)
#define MS_VALID_SEARCH_EXTENT(rect)                                           \
  ((((rect).minx <= (rect).maxx && (rect).miny <= (rect).maxy)) ? MS_TRUE      \
                                                                : MS_FALSE)

#define MS_INIT_COLOR(color, r, g, b, a)                                       \
  {                                                                            \
    (color).red = r;                                                           \
    (color).green = g;                                                         \
    (color).blue = b;                                                          \
    (color).alpha = a;                                                         \
  }
#define MS_VALID_COLOR(color)                                                  \
  (((color).red == -1 || (color).green == -1 || (color).blue == -1) ? MS_FALSE \
                                                                    : MS_TRUE)
#define MS_COMPARE_COLOR(color1, color2)                                       \
  (((color2).red == (color1).red && (color2).green == (color1).green &&        \
    (color2).blue == (color1).blue)                                            \
       ? MS_TRUE                                                               \
       : MS_FALSE)
#define MS_TRANSPARENT_COLOR(color)                                            \
  (((color).alpha == 0 || (color).red == -255 || (color).green == -255 ||      \
    (color).blue == -255)                                                      \
       ? MS_TRUE                                                               \
       : MS_FALSE)
#define MS_COMPARE_COLORS(a, b)                                                \
  (((a).red != (b).red || (a).green != (b).green || (a).blue != (b).blue)      \
       ? MS_FALSE                                                              \
       : MS_TRUE)
#define MS_COLOR_GETRGB(color)                                                 \
  (MS_VALID_COLOR(color)                                                       \
       ? ((color).red * 0x10000 + (color).green * 0x100 + (color).blue)        \
       : -1)

#define MS_IMAGE_MIME_TYPE(format)                                             \
  (format->mimetype ? format->mimetype : "unknown")
#define MS_IMAGE_EXTENSION(format)                                             \
  (format->extension ? format->extension : "unknown")
#define MS_DRIVER_SWF(format) (strncasecmp((format)->driver, "swf", 3) == 0)
#define MS_DRIVER_GDAL(format) (strncasecmp((format)->driver, "gdal/", 5) == 0)
#define MS_DRIVER_IMAGEMAP(format)                                             \
  (strncasecmp((format)->driver, "imagemap", 8) == 0)
#define MS_DRIVER_AGG(format) (strncasecmp((format)->driver, "agg/", 4) == 0)
#define MS_DRIVER_MVT(format) (strncasecmp((format)->driver, "mvt", 3) == 0)
#define MS_DRIVER_CAIRO(format)                                                \
  (strncasecmp((format)->driver, "cairo/", 6) == 0)
#define MS_DRIVER_OGL(format) (strncasecmp((format)->driver, "ogl/", 4) == 0)
#define MS_DRIVER_TEMPLATE(format)                                             \
  (strncasecmp((format)->driver, "template", 8) == 0)

#endif /*SWIG*/

#define MS_RENDER_WITH_SWF 2
#define MS_RENDER_WITH_RAWDATA 3
#define MS_RENDER_WITH_IMAGEMAP 5
#define MS_RENDER_WITH_TEMPLATE 8 /* query results only */
#define MS_RENDER_WITH_OGR 16

#define MS_RENDER_WITH_PLUGIN 100
#define MS_RENDER_WITH_CAIRO_RASTER 101
#define MS_RENDER_WITH_CAIRO_PDF 102
#define MS_RENDER_WITH_CAIRO_SVG 103
#define MS_RENDER_WITH_OGL 104
#define MS_RENDER_WITH_AGG 105
#define MS_RENDER_WITH_KML 106
#define MS_RENDER_WITH_UTFGRID 107
#define MS_RENDER_WITH_MVT 108

#ifndef SWIG

#define MS_RENDERER_SWF(format) ((format)->renderer == MS_RENDER_WITH_SWF)
#define MS_RENDERER_RAWDATA(format)                                            \
  ((format)->renderer == MS_RENDER_WITH_RAWDATA)
#define MS_RENDERER_IMAGEMAP(format)                                           \
  ((format)->renderer == MS_RENDER_WITH_IMAGEMAP)
#define MS_RENDERER_TEMPLATE(format)                                           \
  ((format)->renderer == MS_RENDER_WITH_TEMPLATE)
#define MS_RENDERER_KML(format) ((format)->renderer == MS_RENDER_WITH_KML)
#define MS_RENDERER_OGR(format) ((format)->renderer == MS_RENDER_WITH_OGR)
#define MS_RENDERER_MVT(format) ((format)->renderer == MS_RENDER_WITH_MVT)

#define MS_RENDERER_PLUGIN(format) ((format)->renderer > MS_RENDER_WITH_PLUGIN)

#define MS_CELLSIZE(min, max, d)                                               \
  (((max) - (min)) / ((d)-1)) /* where min/max are from an MapServer pixel     \
                                 center-to-pixel center extent */
#define MS_OWS_CELLSIZE(min, max, d)                                           \
  (((max) - (min)) / (d)) /* where min/max are from an OGC pixel outside       \
                             edge-to-pixel outside edge extent */
#define MS_MAP2IMAGE_X(x, minx, cx) (MS_NINT(((x) - (minx)) / (cx)))
#define MS_MAP2IMAGE_Y(y, maxy, cy) (MS_NINT(((maxy) - (y)) / (cy)))
#define MS_IMAGE2MAP_X(x, minx, cx) ((minx) + (cx) * (x))
#define MS_IMAGE2MAP_Y(y, maxy, cy) ((maxy) - (cy) * (y))

/* these versions of MS_MAP2IMAGE takes 1/cellsize and is much faster */
#define MS_MAP2IMAGE_X_IC(x, minx, icx) (MS_NINT(((x) - (minx)) * (icx)))
#define MS_MAP2IMAGE_Y_IC(y, maxy, icy) (MS_NINT(((maxy) - (y)) * (icy)))
#define MS_MAP2IMAGE_XCELL_IC(x, minx, icx) ((int)(((x) - (minx)) * (icx)))
#define MS_MAP2IMAGE_YCELL_IC(y, maxy, icy) ((int)(((maxy) - (y)) * (icy)))

#define MS_MAP2IMAGE_X_IC_DBL(x, minx, icx) (((x) - (minx)) * (icx))
#define MS_MAP2IMAGE_Y_IC_DBL(y, maxy, icy) (((maxy) - (y)) * (icy))

#define MS_MAP2IMAGE_X_IC_SNAP(x, minx, icx, res)                              \
  ((MS_NINT(((x) - (minx)) * (icx) * (res))) / (res))
#define MS_MAP2IMAGE_Y_IC_SNAP(y, maxy, icy, res)                              \
  ((MS_NINT(((maxy) - (y)) * (icy) * (res))) / (res))

/* For CARTO symbols */
#define MS_PI 3.14159265358979323846
#define MS_PI2 1.57079632679489661923  /* (MS_PI / 2) */
#define MS_3PI2 4.71238898038468985769 /* (3 * MS_PI2) */
#define MS_2PI 6.28318530717958647693  /* (2 * MS_PI) */

#define MS_ENCRYPTION_KEY_SIZE 16 /* Key size: 128 bits = 16 bytes */

#define GET_LAYER(map, pos) map->layers[pos]
#define GET_CLASS(map, lid, cid) map->layers[lid]->class[cid]

#ifdef USE_THREAD
#if defined(HAVE_SYNC_FETCH_AND_ADD)
#define MS_REFCNT_INCR(obj) __sync_fetch_and_add(&obj->refcount, +1)
#define MS_REFCNT_DECR(obj) __sync_sub_and_fetch(&obj->refcount, +1)
#define MS_REFCNT_INIT(obj) obj->refcount = 1, __sync_synchronize()
#elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_X64))
#include <intrin.h>
#pragma intrinsic(_InterlockedExchangeAdd)
#if defined(_MSC_VER) && (_MSC_VER <= 1200)
#define MS_REFCNT_INCR(obj)                                                    \
  (_InterlockedExchangeAdd((long *)(&obj->refcount), (long)(+1)) + 1)
#define MS_REFCNT_DECR(obj)                                                    \
  (_InterlockedExchangeAdd((long *)(&obj->refcount), (long)(-1)) - 1)
#define MS_REFCNT_INIT(obj) obj->refcount = 1
#else
#define MS_REFCNT_INCR(obj)                                                    \
  (_InterlockedExchangeAdd((volatile long *)(&obj->refcount), (long)(+1)) + 1)
#define MS_REFCNT_DECR(obj)                                                    \
  (_InterlockedExchangeAdd((volatile long *)(&obj->refcount), (long)(-1)) - 1)
#define MS_REFCNT_INIT(obj) obj->refcount = 1
#endif
#elif defined(__MINGW32__) && defined(__i386__)
#define MS_REFCNT_INCR(obj)                                                    \
  (InterlockedExchangeAdd((long *)(&obj->refcount), (long)(+1)) + 1)
#define MS_REFCNT_DECR(obj)                                                    \
  (InterlockedExchangeAdd((long *)(&obj->refcount), (long)(-1)) - 1)
#define MS_REFCNT_INIT(obj) obj->refcount = 1
#else
// unsafe fallback
#define MS_REFCNT_INCR(obj) obj->refcount++
#define MS_REFCNT_DECR(obj) (--(obj->refcount))
#define MS_REFCNT_INIT(obj) obj->refcount = 1
#endif // close if defined(_MSC..
#else  /*USE_THREAD*/
#define MS_REFCNT_INCR(obj) obj->refcount++
#define MS_REFCNT_DECR(obj) (--(obj->refcount))
#define MS_REFCNT_INIT(obj) obj->refcount = 1
#endif /*USE_THREAD*/

#define MS_REFCNT_DECR_IS_NOT_ZERO(obj) (MS_REFCNT_DECR(obj)) > 0
#define MS_REFCNT_DECR_IS_ZERO(obj) (MS_REFCNT_DECR(obj)) <= 0

#define MS_IS_VALID_ARRAY_INDEX(index, size)                                   \
  ((index < 0 || index >= size) ? MS_FALSE : MS_TRUE)

#define MS_CONVERT_UNIT(src_unit, dst_unit, value)                             \
  (value * msInchesPerUnit(src_unit, 0) / msInchesPerUnit(dst_unit, 0))

#define MS_INIT_INVALID_RECT                                                   \
  { -1e300, -1e300, 1e300, 1e300 }

#endif

enum MS_NUM_CHECK_TYPES {
  MS_NUM_CHECK_NONE = 0,
  MS_NUM_CHECK_RANGE,
  MS_NUM_CHECK_GT,
  MS_NUM_CHECK_GTE
};

/* General enumerated types - needed by scripts */
enum MS_FILE_TYPE { MS_FILE_MAP, MS_FILE_SYMBOL };
enum MS_UNITS {
  MS_INCHES,
  MS_FEET,
  MS_MILES,
  MS_METERS,
  MS_KILOMETERS,
  MS_DD,
  MS_PIXELS,
  MS_PERCENTAGES,
  MS_NAUTICALMILES,
  MS_INHERIT = -1
};
enum MS_SHAPE_TYPE {
  MS_SHAPE_POINT,
  MS_SHAPE_LINE,
  MS_SHAPE_POLYGON,
  MS_SHAPE_NULL
};
enum MS_LAYER_TYPE {
  MS_LAYER_POINT,
  MS_LAYER_LINE,
  MS_LAYER_POLYGON,
  MS_LAYER_RASTER,
  MS_LAYER_ANNOTATION /* only used for parser backwards compatibility */,
  MS_LAYER_QUERY,
  MS_LAYER_CIRCLE,
  MS_LAYER_TILEINDEX,
  MS_LAYER_CHART
};
enum MS_FONT_TYPE { MS_TRUETYPE, MS_BITMAP };
enum MS_RENDER_MODE { MS_FIRST_MATCHING_CLASS, MS_ALL_MATCHING_CLASSES };

#define MS_POSITIONS_LENGTH 14
enum MS_POSITIONS_ENUM {
  MS_UL = 101,
  MS_LR,
  MS_UR,
  MS_LL,
  MS_CR,
  MS_CL,
  MS_UC,
  MS_LC,
  MS_CC,
  MS_AUTO,
  MS_XY,
  MS_NONE,
  MS_AUTO2,
  MS_FOLLOW
};
#define MS_TINY 5
#define MS_SMALL 7
#define MS_MEDIUM 10
#define MS_LARGE 13
#define MS_GIANT 16
enum MS_QUERYMAP_STYLES { MS_NORMAL, MS_HILITE, MS_SELECTED };
enum MS_CONNECTION_TYPE {
  MS_INLINE,
  MS_SHAPEFILE,
  MS_TILED_SHAPEFILE,
  MS_UNUSED_2,
  MS_OGR,
  MS_UNUSED_1,
  MS_POSTGIS,
  MS_WMS,
  MS_ORACLESPATIAL,
  MS_WFS,
  MS_GRATICULE,
  MS_MYSQL,
  MS_RASTER,
  MS_PLUGIN,
  MS_UNION,
  MS_UVRASTER,
  MS_CONTOUR,
  MS_KERNELDENSITY,
  MS_IDW,
  MS_FLATGEOBUF
};
#define IS_THIRDPARTY_LAYER_CONNECTIONTYPE(type)                               \
  ((type) == MS_UNION || (type) == MS_KERNELDENSITY || (type) == MS_IDW)
enum MS_JOIN_CONNECTION_TYPE {
  MS_DB_XBASE,
  MS_DB_CSV,
  MS_DB_MYSQL,
  MS_DB_ORACLE,
  MS_DB_POSTGRES
};
enum MS_JOIN_TYPE { MS_JOIN_ONE_TO_ONE, MS_JOIN_ONE_TO_MANY };

#define MS_SINGLE 0 /* modes for searching (spatial/database) */
#define MS_MULTIPLE 1

enum MS_QUERY_MODE { MS_QUERY_SINGLE, MS_QUERY_MULTIPLE };
enum MS_QUERY_TYPE {
  MS_QUERY_IS_NULL,
  MS_QUERY_BY_POINT,
  MS_QUERY_BY_RECT,
  MS_QUERY_BY_SHAPE,
  MS_QUERY_BY_ATTRIBUTE,
  MS_QUERY_BY_INDEX,
  MS_QUERY_BY_FILTER
};

enum MS_ALIGN_VALUE {
  MS_ALIGN_DEFAULT,
  MS_ALIGN_LEFT,
  MS_ALIGN_CENTER,
  MS_ALIGN_RIGHT
};

enum MS_CAPS_JOINS_AND_CORNERS {
  MS_CJC_NONE,
  MS_CJC_BEVEL,
  MS_CJC_BUTT,
  MS_CJC_MITER,
  MS_CJC_ROUND,
  MS_CJC_SQUARE,
  MS_CJC_TRIANGLE
};

#define MS_CJC_DEFAULT_CAPS MS_CJC_ROUND
#define MS_CJC_DEFAULT_JOINS MS_CJC_NONE
#define MS_CJC_DEFAULT_JOIN_MAXSIZE 3

enum MS_RETURN_VALUE { MS_SUCCESS, MS_FAILURE, MS_DONE };
enum MS_IMAGEMODE {
  MS_IMAGEMODE_PC256,
  MS_IMAGEMODE_RGB,
  MS_IMAGEMODE_RGBA,
  MS_IMAGEMODE_INT16,
  MS_IMAGEMODE_FLOAT32,
  MS_IMAGEMODE_BYTE,
  MS_IMAGEMODE_FEATURE,
  MS_IMAGEMODE_NULL
};

enum MS_GEOS_OPERATOR {
  MS_GEOS_EQUALS,
  MS_GEOS_DISJOINT,
  MS_GEOS_TOUCHES,
  MS_GEOS_OVERLAPS,
  MS_GEOS_CROSSES,
  MS_GEOS_INTERSECTS,
  MS_GEOS_WITHIN,
  MS_GEOS_CONTAINS,
  MS_GEOS_BEYOND,
  MS_GEOS_DWITHIN
};
#define MS_FILE_DEFAULT MS_FILE_MAP

#if defined(_MSC_VER) && (_MSC_VER <= 1310)
#define MS_DEBUG msDebug2
#else
#ifdef USE_EXTENDED_DEBUG
#define MS_DEBUG(level, elt, fmt, ...)                                         \
  if ((elt)->debug >= (level))                                                 \
  msDebug(fmt, ##__VA_ARGS__)
#else
#define MS_DEBUG(level, elt, fmt, ...) /* no-op */
#endif
#endif

/* coordinate to pixel simplification modes, used in msTransformShape */
enum MS_TRANSFORM_MODE {
  MS_TRANSFORM_NONE,  /* no geographic to pixel transformation */
  MS_TRANSFORM_ROUND, /* round to integer, might create degenerate geometries
                         (used for GD)*/
  MS_TRANSFORM_SNAPTOGRID, /* snap to a grid, should be user configurable in the
                              future*/
  MS_TRANSFORM_FULLRESOLUTION, /* keep full resolution */
  MS_TRANSFORM_SIMPLIFY        /* keep full resolution */
};

typedef enum {
  MS_COMPOP_CLEAR,
  MS_COMPOP_SRC,
  MS_COMPOP_DST,
  MS_COMPOP_SRC_OVER,
  MS_COMPOP_DST_OVER,
  MS_COMPOP_SRC_IN,
  MS_COMPOP_DST_IN,
  MS_COMPOP_SRC_OUT,
  MS_COMPOP_DST_OUT,
  MS_COMPOP_SRC_ATOP,
  MS_COMPOP_DST_ATOP,
  MS_COMPOP_XOR,
  MS_COMPOP_PLUS,
  MS_COMPOP_MINUS,
  MS_COMPOP_MULTIPLY,
  MS_COMPOP_SCREEN,
  MS_COMPOP_OVERLAY,
  MS_COMPOP_DARKEN,
  MS_COMPOP_LIGHTEN,
  MS_COMPOP_COLOR_DODGE,
  MS_COMPOP_COLOR_BURN,
  MS_COMPOP_HARD_LIGHT,
  MS_COMPOP_SOFT_LIGHT,
  MS_COMPOP_DIFFERENCE,
  MS_COMPOP_EXCLUSION,
  MS_COMPOP_CONTRAST,
  MS_COMPOP_INVERT,
  MS_COMPOP_INVERT_RGB
} CompositingOperation;

typedef struct _CompositingFilter {
  char *filter;
  struct _CompositingFilter *next;
} CompositingFilter;

typedef struct _LayerCompositer {
  CompositingOperation comp_op;
  int opacity;
  CompositingFilter *filter;
  struct _LayerCompositer *next;
} LayerCompositer;

#ifndef SWIG
/* Filter object */
typedef enum {
  FILTER_NODE_TYPE_UNDEFINED = -1,
  FILTER_NODE_TYPE_LOGICAL = 0,
  FILTER_NODE_TYPE_SPATIAL = 1,
  FILTER_NODE_TYPE_COMPARISON = 2,
  FILTER_NODE_TYPE_PROPERTYNAME = 3,
  FILTER_NODE_TYPE_BBOX = 4,
  FILTER_NODE_TYPE_LITERAL = 5,
  FILTER_NODE_TYPE_BOUNDARY = 6,
  FILTER_NODE_TYPE_GEOMETRY_POINT = 7,
  FILTER_NODE_TYPE_GEOMETRY_LINE = 8,
  FILTER_NODE_TYPE_GEOMETRY_POLYGON = 9,
  FILTER_NODE_TYPE_FEATUREID = 10,
  FILTER_NODE_TYPE_TEMPORAL = 11,
  FILTER_NODE_TYPE_TIME_PERIOD = 12
} FilterNodeType;

/************************************************************************/
/*                          FilterEncodingNode                          */
/************************************************************************/

typedef struct _FilterNode {
  FilterNodeType eType;
  char *pszValue;
  void *pOther;
  char *pszSRS;
  struct _FilterNode *psLeftNode;
  struct _FilterNode *psRightNode;
} FilterEncodingNode;
#endif /*SWIG*/

/* Define supported bindings here (only covers existing bindings at first). Not
 * accessible directly using MapScript. */
#define MS_STYLE_BINDING_LENGTH 12
enum MS_STYLE_BINDING_ENUM {
  MS_STYLE_BINDING_SIZE,
  MS_STYLE_BINDING_WIDTH,
  MS_STYLE_BINDING_ANGLE,
  MS_STYLE_BINDING_COLOR,
  MS_STYLE_BINDING_OUTLINECOLOR,
  MS_STYLE_BINDING_SYMBOL,
  MS_STYLE_BINDING_OUTLINEWIDTH,
  MS_STYLE_BINDING_OPACITY,
  MS_STYLE_BINDING_OFFSET_X,
  MS_STYLE_BINDING_OFFSET_Y,
  MS_STYLE_BINDING_POLAROFFSET_PIXEL,
  MS_STYLE_BINDING_POLAROFFSET_ANGLE
};
#define MS_LABEL_BINDING_LENGTH 12
enum MS_LABEL_BINDING_ENUM {
  MS_LABEL_BINDING_SIZE,
  MS_LABEL_BINDING_ANGLE,
  MS_LABEL_BINDING_COLOR,
  MS_LABEL_BINDING_OUTLINECOLOR,
  MS_LABEL_BINDING_FONT,
  MS_LABEL_BINDING_PRIORITY,
  MS_LABEL_BINDING_POSITION,
  MS_LABEL_BINDING_SHADOWSIZEX,
  MS_LABEL_BINDING_SHADOWSIZEY,
  MS_LABEL_BINDING_OFFSET_X,
  MS_LABEL_BINDING_OFFSET_Y,
  MS_LABEL_BINDING_ALIGN
};

/************************************************************************/
/*                         attributeBindingObj                          */
/************************************************************************/
#ifndef SWIG
typedef struct {
  char *item;
  int index;
} attributeBindingObj;
#endif /*SWIG*/

/************************************************************************/
/*                             labelPathObj                             */
/*                                                                      */
/*      Label path object - used to hold path and bounds of curved      */
/*      labels - Bug #1620 implementation.                              */
/************************************************************************/
#ifndef SWIG
typedef struct {
  multipointObj path;
  shapeObj bounds;
  double *angles;
} labelPathObj;
#endif /*SWIG*/

/************************************************************************/
/*                              fontSetObj                              */
/*                                                                      */
/*      used to hold aliases for TRUETYPE fonts                         */
/************************************************************************/

/**
The :ref:`FONTSET <fontset>` object
*/
typedef struct {
#ifdef SWIG
    %immutable;
#endif
  char *filename;     ///< The filename of the fonset
  int numfonts;       ///< The number of fonts in the fontset
  hashTableObj fonts; ///< Key, value pairs of font name and font file
#ifdef SWIG
    %mutable;
#endif

#ifndef SWIG
  struct mapObj *map;
#endif
} fontSetObj;

/************************************************************************/
/*                         featureListNodeObj                           */
/*                                                                      */
/*      for inline features, shape caches and queries                   */
/************************************************************************/
#ifndef SWIG
typedef struct listNode {
  shapeObj shape;
  struct listNode *next;
  struct listNode *tailifhead; /* this is the tail node in the list, if this is
                                  the head element, otherwise NULL */
} featureListNodeObj;

typedef featureListNodeObj *featureListNodeObjPtr;
#endif

/************************************************************************/
/*                              paletteObj                              */
/*                                                                      */
/*      used to hold colors while a map file is read                    */
/************************************************************************/
#ifndef SWIG
typedef struct {
  colorObj colors[MS_MAXCOLORS - 1];
  int colorvalue[MS_MAXCOLORS - 1];
  int numcolors;
} paletteObj;
#endif

/************************************************************************/
/*                     expressionObj & tokenObj                         */
/************************************************************************/

enum MS_TOKEN_LOGICAL_ENUM {
  MS_TOKEN_LOGICAL_AND = 300,
  MS_TOKEN_LOGICAL_OR,
  MS_TOKEN_LOGICAL_NOT
};
enum MS_TOKEN_LITERAL_ENUM {
  MS_TOKEN_LITERAL_NUMBER = 310,
  MS_TOKEN_LITERAL_STRING,
  MS_TOKEN_LITERAL_TIME,
  MS_TOKEN_LITERAL_SHAPE,
  MS_TOKEN_LITERAL_BOOLEAN
};
enum MS_TOKEN_COMPARISON_ENUM {
  MS_TOKEN_COMPARISON_EQ = 320,
  MS_TOKEN_COMPARISON_NE,
  MS_TOKEN_COMPARISON_GT,
  MS_TOKEN_COMPARISON_LT,
  MS_TOKEN_COMPARISON_LE,
  MS_TOKEN_COMPARISON_GE,
  MS_TOKEN_COMPARISON_IEQ,
  MS_TOKEN_COMPARISON_RE,
  MS_TOKEN_COMPARISON_IRE,
  MS_TOKEN_COMPARISON_IN,
  MS_TOKEN_COMPARISON_LIKE,
  MS_TOKEN_COMPARISON_INTERSECTS,
  MS_TOKEN_COMPARISON_DISJOINT,
  MS_TOKEN_COMPARISON_TOUCHES,
  MS_TOKEN_COMPARISON_OVERLAPS,
  MS_TOKEN_COMPARISON_CROSSES,
  MS_TOKEN_COMPARISON_WITHIN,
  MS_TOKEN_COMPARISON_CONTAINS,
  MS_TOKEN_COMPARISON_EQUALS,
  MS_TOKEN_COMPARISON_BEYOND,
  MS_TOKEN_COMPARISON_DWITHIN
};
enum MS_TOKEN_FUNCTION_ENUM {
  MS_TOKEN_FUNCTION_LENGTH = 350,
  MS_TOKEN_FUNCTION_TOSTRING,
  MS_TOKEN_FUNCTION_COMMIFY,
  MS_TOKEN_FUNCTION_AREA,
  MS_TOKEN_FUNCTION_ROUND,
  MS_TOKEN_FUNCTION_FROMTEXT,
  MS_TOKEN_FUNCTION_BUFFER,
  MS_TOKEN_FUNCTION_DIFFERENCE,
  MS_TOKEN_FUNCTION_SIMPLIFY,
  MS_TOKEN_FUNCTION_SIMPLIFYPT,
  MS_TOKEN_FUNCTION_GENERALIZE,
  MS_TOKEN_FUNCTION_SMOOTHSIA,
  MS_TOKEN_FUNCTION_CENTERLINE,
  MS_TOKEN_FUNCTION_DENSIFY,
  MS_TOKEN_FUNCTION_OUTER,
  MS_TOKEN_FUNCTION_INNER,
  MS_TOKEN_FUNCTION_JAVASCRIPT,
  MS_TOKEN_FUNCTION_UPPER,
  MS_TOKEN_FUNCTION_LOWER,
  MS_TOKEN_FUNCTION_INITCAP,
  MS_TOKEN_FUNCTION_FIRSTCAP
};
enum MS_TOKEN_BINDING_ENUM {
  MS_TOKEN_BINDING_DOUBLE = 380,
  MS_TOKEN_BINDING_INTEGER,
  MS_TOKEN_BINDING_STRING,
  MS_TOKEN_BINDING_TIME,
  MS_TOKEN_BINDING_SHAPE,
  MS_TOKEN_BINDING_MAP_CELLSIZE,
  MS_TOKEN_BINDING_DATA_CELLSIZE
};
enum MS_PARSE_TYPE_ENUM {
  MS_PARSE_TYPE_BOOLEAN,
  MS_PARSE_TYPE_STRING,
  MS_PARSE_TYPE_SHAPE,
  MS_PARSE_TYPE_SLD
};

#ifndef SWIG
typedef union {
  int intval;
  char *strval;
  shapeObj *shpval;
} parseResultObj;

typedef union {
  double dblval;
  int intval;
  char *strval;
  struct tm tmval;
  shapeObj *shpval;
  attributeBindingObj bindval;
} tokenValueObj;

typedef struct tokenListNode {
  int token;
  tokenValueObj tokenval;
  char *tokensrc; /* on occassion we may want to access to the original source
                     string (e.g. date/time) */
  struct tokenListNode *next;
  struct tokenListNode *tailifhead; /* this is the tail node in the list if this
                                       is the head element, otherwise NULL */
} tokenListNodeObj;

typedef tokenListNodeObj *tokenListNodeObjPtr;

typedef struct {
  char *string;
  int type;
  /* container for expression options such as case-insensitiveness */
  /* This is a boolean container. */
  int flags;

  /* logical expression options */
  tokenListNodeObjPtr tokens;
  tokenListNodeObjPtr curtoken;

  /* regular expression options */
  ms_regex_t regex; /* compiled regular expression to be matched */
  int compiled;

  char *native_string; /* RFC 91 */
} expressionObj;

typedef struct {
  colorObj *pixel;     /* for raster layers */
  shapeObj *shape;     /* for vector layers */
  double dblval;       /* for map cellsize used by simplify */
  double dblval2;      /* for data cellsize */
  expressionObj *expr; /* expression to be evaluated (contains tokens) */
  int type; /* type of parse: boolean, string/text or shape/geometry */
  parseResultObj result; /* parse result */
} parseObj;
#endif

/************************************************************************/
/*                          clusterObj                                  */
/************************************************************************/

/**
The :ref:`CLUSTER <cluster>` object. See :ref:`RFC 69 <rfc69>`.
*/
typedef struct {
  double maxdistance; ///< Maximum distance between clusters - see
                      ///< :ref:`MAXDISTANCE <mapfile-cluster-maxdistance>`
  double buffer;      ///< The buffer size around the selection area - see
                      ///< :ref:`BUFFER <mapfile-cluster-buffer>`
  char *region; ///< The type of the cluster region (rectangle or ellipse) - see
                ///< :ref:`REGION <mapfile-cluster-region>`
#ifndef SWIG
  expressionObj group;  /* expression to identify the groups */
  expressionObj filter; /* expression for filtering the shapes */
#endif
} clusterObj;

/************************************************************************/
/*                          processingParams                            */
/************************************************************************/

#ifndef SWIG
/* Used by idw.c and kerneldensity.c */
typedef struct {
  float normalization_scale;
  int expand_searchrect;
  int radius;
  float power;
} interpolationProcessingParams;
#endif

/************************************************************************/
/*                               joinObj                                */
/*                                                                      */
/*      simple way to access other XBase files, one-to-one or           */
/*      one-to-many supported                                           */
/************************************************************************/

#ifndef SWIG
typedef struct {
  char *name;
  char **items, **values; /* items/values (process 1 record at a time) */
  int numitems;

  char *table;
  char *from, *to; /* item names */

  void *joininfo; /* vendor specific (i.e. XBase, MySQL, etc.) stuff to allow
                     for persistent access */

  char *header, *footer;
#ifndef __cplusplus
  char *template;
#else
  char *_template;
#endif

  enum MS_JOIN_TYPE type;
  char *connection;
  enum MS_JOIN_CONNECTION_TYPE connectiontype;
} joinObj;
#endif

/************************************************************************/
/*                           outputFormatObj                            */
/*                                                                      */
/*      see mapoutput.c for most related code.                          */
/************************************************************************/

/**
The :ref:`OUTPUTFORMAT <outputformat>` object
*/
typedef struct {
#ifndef SWIG
  int refcount;
  char **formatoptions;
  rendererVTableObj *vtable;
  void *device; /* for supporting direct rendering onto a device context */
#endif          /* SWIG */
#ifdef SWIG
    %immutable;
#endif /* SWIG */

  /**
  The number of option values set on this format - can be used to
  iterate over the options array in conjunction with
  :func:`outputFormatObj.getOptionAt`
  */
  int numformatoptions;

#ifdef SWIG
    %mutable;
#endif             /* SWIG */
  char *name;      ///< See :ref:`NAME <mapfile-outputformat-name>`
  char *mimetype;  ///< See :ref:`MIMETYPE <mapfile-outputformat-mimetype>`
  char *driver;    ///< See :ref:`DRIVER <mapfile-outputformat-driver>`
  char *extension; ///< See :ref:`EXTENSION <mapfile-outputformat-extension>`
  int renderer;  ///< A :ref:`render mode constant<mapfile-constants-render>` -
                 ///< normally set internally based on the driver and some other
                 ///< setting in the constructor.
  int imagemode; ///< An :ref:`Image mode constant<mapfile-constants-imagemode>`
                 ///< - see :ref:`IMAGEMODE <mapfile-outputformat-imagemode>`
  int transparent; ///< See :ref:`TRANSPARENT
                   ///< <mapfile-outputformat-transparent>`
  int bands;       ///< The number of bands in the raster, normally set via the
             ///< BAND_COUNT formatoption - this field should be considered
             ///< read-only Only used for the "raw" modes, MS_IMAGEMODE_BYTE,
             ///< MS_IMAGEMODE_INT16, and MS_IMAGEMODE_FLOAT32
  int inmapfile; ///< Boolean value indicating if the format is in the Mapfile
} outputFormatObj;

/* The following is used for "don't care" values in transparent, interlace and
   imagequality values. */
#define MS_NOOVERRIDE -1111

/************************************************************************/
/*                             queryObj                                 */
/*                                                                      */
/*      encapsulates the information necessary to perform a query       */
/************************************************************************/
#ifndef SWIG
typedef struct {
  int type; /* MS_QUERY_TYPE */
  int mode; /* MS_QUERY_MODE */

  int layer;

  pointObj point; /* by point */
  double buffer;
  int maxresults;

  rectObj rect;    /* by rect */
  shapeObj *shape; /* by shape & operator (OGC filter) */

  long shapeindex; /* by index */
  long tileindex;
  int clear_resultcache;

  int maxfeatures; /* global maxfeatures */
  int startindex;
  int only_cache_result_count; /* set to 1 sometimes by WFS 2.0 GetFeature
                                  request */

  expressionObj filter; /* by filter */
  char *filteritem;

  int slayer; /* selection layer, used for msQueryByFeatures() (note this is not
                 a query mode per se) */

  int cache_shapes;           /* whether to cache shapes in resultCacheObj */
  int max_cached_shape_count; /* maximum number of shapes cached in the total
                                 number of resultCacheObj */
  int max_cached_shape_ram_amount; /* maximum number of bytes taken by shapes
                                      cached in the total number of
                                      resultCacheObj */
} queryObj;
#endif

/************************************************************************/
/*                             queryMapObj                              */
/*                                                                      */
/*      used to visualize query results                                 */
/************************************************************************/

/**
The :ref:`QUERYMAP <querymap>` object.
Instances of querymapObj are always are always embedded inside the
:class:`mapObj`.
*/
typedef struct {
#ifdef SWIG
    %immutable;
#endif                /* SWIG */
  struct mapObj *map; ///< Reference to parent :class:`mapObj`
#ifdef SWIG
    %mutable;
#endif            /* SWIG */
  int height;     ///< See :ref:`SIZE <mapfile-querymap-size>`
  int width;      ///< See :ref:`SIZE <mapfile-querymap-size>`
  int status;     ///< See :ref:`STATUS <mapfile-querymap-status>`
  int style;      ///< ``HILITE``, ``SELECTED`` or ``NORMAL`` - see :ref:`STYLE
                  ///< <mapfile-querymap-style>`
  colorObj color; ///< See :ref:`COLOR <mapfile-querymap-color>`
} queryMapObj;

/************************************************************************/
/*                                webObj                                */
/*                                                                      */
/*      holds parameters for a mapserver/mapscript interface            */
/************************************************************************/

/**
The :ref:`WEB <web>` object.
Has no other existence than as an attribute of a :class:`mapObj`.
Serves as a container for various run-time web application definitions like
temporary file paths, template paths, etc.
*/
typedef struct {

#ifdef SWIG
      %immutable;
#endif                     /* SWIG */
  hashTableObj metadata;   ///< Metadata hash table - see :ref:`METADATA
                           ///< <mapfile-web-metadata>`
  hashTableObj validation; ///< See :ref:`VALIDATION <mapfile-web-validation>`
  struct mapObj *map;      ///< Reference to parent :class:`mapObj`

#ifdef SWIG
      %mutable;
#endif /* SWIG */

  char *imagepath; ///< Filesystem path to temporary image location - see
                   ///< :ref:`IMAGEPATH <mapfile-web-imagepath>`
  char *imageurl;  ///< URL to temporary image location - see :ref:`IMAGEURL
                   ///< <mapfile-web-imageurl>`
  char *temppath;  ///< See :ref:`TEMPPATH <mapfile-web-temppath>`
  char *header;    ///< Path to header document - see :ref:`HEADER
                   ///< <mapfile-web-header>`
  char *footer;    ///< Path to footer document - see :ref:`FOOTER
                   ///< <mapfile-web-footer>`
  char *empty;     ///< See :ref:`EMPTY <mapfile-web-empty>`
  char *error;     ///< Error handling - see :ref:`ERROR <mapfile-web-error>`

  double minscaledenom; ///< Maximum map scale - see :ref:`MINSCALEDENOM
                        ///< <mapfile-web-minscaledenom>`
  double maxscaledenom; ///< Minimum map scale - see :ref:`MAXSCALEDENOM
                        ///< <mapfile-web-maxscaledenom>`
  char *mintemplate;    ///< See :ref:`MINTEMPLATE <mapfile-web-mintemplate>`
  char *maxtemplate;    ///< See :ref:`MAXTEMPLATE <mapfile-web-maxtemplate>`

  char *queryformat;  ///< See :ref:`QUERYFORMAT <mapfile-web-queryformat>` /*
                      ///< what format is the query to be returned, given as a
                      ///< MIME type */
  char *legendformat; ///< See :ref:`LEGENDFORMAT <mapfile-web-legendformat>`
  char *browseformat; ///< See :ref:`BROWSEFORMAT <mapfile-web-browseformat>`

#ifndef __cplusplus
  char *template; ///< Path to template document - see :ref:`TEMPLATE
                  ///< <mapfile-web-template>`
#else
  char *_template;
#endif

} webObj;

/************************************************************************/
/*                               styleObj                               */
/*                                                                      */
/*      holds parameters for symbolization, multiple styles may be      */
/*      applied within a classObj                                       */
/************************************************************************/

/**
The :ref:`STYLE <style>` object. An instance of styleObj is associated with one
instance of :class:`classObj`.
*/
struct styleObj {

#ifndef SWIG
  /* private vars for rfc 48 & 64 */
  expressionObj _geomtransform;
  double scalefactor; // computed, not set
  attributeBindingObj bindings[MS_STYLE_BINDING_LENGTH];
  int numbindings;
  expressionObj exprBindings[MS_STYLE_BINDING_LENGTH];
  int nexprbindings;
#endif

#ifdef SWIG
    %immutable;
#endif /* SWIG */

  int refcount;     ///< number of references to this object
  char *symbolname; ///< Name of the style's symbol - see :ref:`symbolname
                    ///< <mapfile-style-symbol>`

#ifdef SWIG
    %mutable;
#endif /* SWIG */

#if defined(SWIG) && defined(SWIGPYTHON)
  /* would probably make sense to mark it immutable for other binding languages
   * than Python */
  // clang-format off
  %immutable;
// clang-format on
#endif
  int patternlength; ///< Number of elements in the pattern attribute
#if defined(SWIG) && defined(SWIGPYTHON)
  // clang-format off
  %mutable;
// clang-format on
#endif

#if !(defined(SWIG) &&                                                         \
      defined(SWIGPYTHON)) /* in Python we use a special typemap for this */
  double pattern[MS_MAXPATTERNLENGTH]; ///< List of on, off values to define a
                                       ///< dash pattern for line work (lines,
                                       ///< polygon outlines, hatch lines)
#endif

  double angle; ///< Angle, given in degrees, to draw the line work, default is
                ///< 0, for symbols of Type HATCH, this is the angle of the
                ///< hatched lines - see :ref:`ANGLE <mapfile-style-angle>`
  /*should an angle be automatically computed*/
  int autoangle; ///< If the angle is set to ``AUTO`` - see :ref:`ANGLE
                 ///< <mapfile-style-angle>`

  /* should lines be drawn with antialiasing (default)? */
  int antialiased; ///< See :ref:`ANTIALIAS <mapfile-style-antialias>`

  colorObj color;        ///< Foreground or fill pen color - see :ref:`COLOR
                         ///< <mapfile-style-color>`
  colorObj outlinecolor; ///< Outline pen color - see :ref:`OUTLINECOLOR
                         ///< <mapfile-style-outlinecolor>`

  int opacity; ///< See :ref:`OPACITY <mapfile-style-opacity>`

  /* Stuff to handle Color Range Styles */
  colorObj mincolor; ///< Minimum color in the :ref:`COLORRANGE
                     ///< <mapfile-style-colorrange>`
  colorObj maxcolor; ///< Maximum color in the :ref:`COLORRANGE
                     ///< <mapfile-style-colorrange>`
  double minvalue;   ///< related to color ranges
  double maxvalue;   ///< related to color ranges
  char *
      rangeitem; ///< Attribute/field that stores the values for the Color Range
                 ///< Mapping  - see :ref:`RANGEITEM <mapfile-style-rangeitem>`
  int rangeitemindex; ///< The index of the range item - see :ref:`RANGEITEM
                      ///< <mapfile-style-rangeitem>`

  int symbol;  ///< The index within the map symbolset of the style's symbol -
               ///< see :ref:`SYMBOL <mapfile-style-symbol>`
  double size; ///< Pixel width of the style's pen or symbol - see :ref:`SIZE
               ///< <mapfile-style-size>`
  double minsize; ///< Minimum pen or symbol width for scaling styles - see
                  ///< :ref:`MINSIZE <mapfile-style-minsize>`
  double maxsize; ///< Maximum pen or symbol width for scaling - see
                  ///< :ref:`MAXSIZE <mapfile-style-maxsize>`

  double gap; ///< See :ref:`GAP <mapfile-style-gap>` - moved from symbolObj in
              ///< version 6.0
  double initialgap; ///< See :ref:`INITIALGAP <mapfile-style-initialgap>`

  int linecap;  ///< See :ref:`LINECAP <mapfile-style-linecap>`
  int linejoin; ///< See :ref:`LINEJOIN <mapfile-style-linejoin>` - moved from
                ///< symbolObj in version 6.0
  double linejoinmaxsize; ///< See :ref:`LINEJOINMAXSIZE
                          ///< <mapfile-style-linejoinmaxsize>` - moved from
                          ///< symbolObj in version 6.0

  double width; ///< Width refers to the thickness of line work drawn, in pixels
                ///< - default is 1, for symbols of type ``HATCH``, the with is
                ///< how thick the hatched lines are - see :ref:`WIDTH
                ///< <mapfile-style-width>`
  double outlinewidth; ///< See :ref:`OUTLINEWIDTH <mapfile-style-outlinewidth>`
  double minwidth;     ///< Minimum width of the symbol - see :ref:`MINWIDTH
                       ///< <mapfile-style-minwidth>`
  double maxwidth;     ///< Maximum width of the symbol - see :ref:`MAXWIDTH
                       ///< <mapfile-style-maxwidth>`

  double offsetx; ///< Draw with pen or symbol offset from map data, for
                  ///< shadows, hollow symbols, etc - see :ref:`OFFSET
                  ///< <mapfile-style-offset>`
  double offsety; ///< Draw with pen or symbol offset from map data, for
                  ///< shadows, hollow symbols, etc - see :ref:`OFFSET
                  ///< <mapfile-style-offset>`
  double polaroffsetpixel; ///< Specifies the radius/distance - see
                           ///< :ref:`POLAROFFSET <mapfile-style-polaroffset>`
  double polaroffsetangle; ///< Specified the angle - see :ref:`POLAROFFSET
                           ///< <mapfile-style-polaroffset>`

  double
      minscaledenom; ///< See :ref:`MINSCALEDENOM <mapfile-style-minscaledenom>`
  double
      maxscaledenom; ///< See :ref:`MAXSCALEDENOM <mapfile-style-maxscaledenom>`
  int sizeunits;     ///< Supersedes class's :ref:`SIZEUNITS
                 ///< <mapfile-layer-sizeunits>` to allow fine-grained sizing
                 ///< for improved SLD (RFC 124)
};

#define MS_STYLE_SINGLE_SIDED_OFFSET -99
#define MS_STYLE_DOUBLE_SIDED_OFFSET -999
#define IS_PARALLEL_OFFSET(offsety)                                            \
  ((offsety) == MS_STYLE_SINGLE_SIDED_OFFSET ||                                \
   (offsety) == MS_STYLE_DOUBLE_SIDED_OFFSET)

/********************************************************************/
/*                          labelLeaderObj                          */
/*                                                                  */
/*  parameters defining how a label or a group of labels may be     */
/*  offsetted from its original position                            */
/********************************************************************/

/**
The :ref:`LEADER <leader>` object
*/
typedef struct {
#ifndef SWIG
  styleObj **styles;
  int maxstyles;
#endif
#ifdef SWIG
    %immutable;
#endif
  int numstyles; ///< Number of styles used
#ifdef SWIG
    %mutable;
#endif
  int maxdistance; ///< See :ref:`MAXDISTANCE <mapfile-leader-maxdistance>`
  int gridstep;    ///< See :ref:`GRIDSTEP <mapfile-leader-gridstep>`
} labelLeaderObj;

/************************************************************************/
/*                               labelObj                               */
/*                                                                      */
/*      parameters needed to annotate a layer, legend or scalebar       */
/************************************************************************/

/**
The :ref:`LABEL <label>` object
*/
struct labelObj {
#ifdef SWIG
    %immutable;
#endif /* SWIG */
  int refcount;
#ifdef SWIG
    %mutable;
#endif /* SWIG */

  char *font; ///< Name of TrueType font  see :ref:`FONT <mapfile-label-font>`
  colorObj color; ///< Foreground color - see :ref:`COLOR <mapfile-label-color>`
  colorObj outlinecolor; ///< Color of one point outline - see
                         ///< :ref:`OUTLINECOLOR <mapfile-label-outlinecolor>`
  int outlinewidth; ///< See :ref:`OUTLINEWIDTH <mapfile-label-outlinewidth>`

  colorObj shadowcolor; ///< See :ref:`SHADOWCOLOR <mapfile-label-shadowcolor>`
  int shadowsizex;      ///< See :ref:`SHADOWSIZE <mapfile-label-shadowsize>`
  int shadowsizey;      ///< See :ref:`SHADOWSIZE <mapfile-label-shadowsize>`

  int size;    ///< Annotation height in pixels - see :ref:`SIZE
               ///< <mapfile-label-size>`
  int minsize; ///< Minimum height in pixels - see :ref:`MINSIZE
               ///< <mapfile-label-minsize>`
  int maxsize; ///< Maximum height in pixels for scaled labels. See
               ///< :ref:`MAXSIZE <mapfile-label-maxsize>`

  int position; ///< See :ref:`POSTION <mapfile-label-position>`
  int offsetx;  ///< Horizontal offset of label - see :ref:`OFFSET
                ///< <mapfile-label-offset>`
  int offsety;  ///< Vertical offset of label - see :ref:`OFFSET
                ///< <mapfile-label-offset>`

  double angle; ///< See :ref:`ANGLE <mapfile-label-angle>`
  enum MS_POSITIONS_ENUM
      anglemode; ///< One of :data:`AUTO` :data:`AUTO2`, or :data:`FOLLOW` - see
                 ///< :ref:`ANGLE <mapfile-label-angle>`

  int buffer; ///< Space to reserve around a label (padding) - see :ref:`BUFFER
              ///< <mapfile-label-buffer>`

  int align; ///< See :ref:`ALIGN <mapfile-label-align>`

  char wrap;            ///< See :ref:`WRAP <mapfile-label-wrap>`
  int maxlength;        ///< See :ref:`MAXLENGTH <mapfile-label-maxlength>`
  double space_size_10; ///< Cached size of a single space character used for
                        ///< label text alignment of rfc40

  /**
  Minimum feature size (in pixels) to label, features of this size or greater
  will be labeled - see :ref:`MINFEATURESIZE  <mapfile-label-minfeaturesize>`
  */
  int minfeaturesize;
  int autominfeaturesize; ///< :data:`MS_TRUE` or :data:`MS_FALSE`

  double
      minscaledenom; ///< See :ref:`MINSCALEDENOM <mapfile-label-minscaledenom>`
  double
      maxscaledenom; ///< See :ref:`MAXSCALEDENOM <mapfile-label-maxscaledenom>`

  int mindistance;    ///< Minimum distance in pixels between duplicate labels -
                      ///< see :ref:`MINDISTANCE <mapfile-label-mindistance>`
  int repeatdistance; ///< See :ref:`REPEATDISTANCE
                      ///< <mapfile-label-repeatdistance>`
  double maxoverlapangle; ///< See :ref:`MAXOVERLAPANGLE
                          ///< <mapfile-label-maxoverlapangle>`

  /**
  Indicates if labels can run off the edge of an image, either :data:`MS_TRUE`
  or :data:`MS_FALSE` (default) - see :ref:`PARTIALS <mapfile-label-partials>`
  */
  int partials;

  int force; ///< Indicates if labels **must** be drawn - see :ref:`FORCE
             ///< <mapfile-label-force>`

  char *encoding; ///< Supported encoding format to be used for labels - see
                  ///< :ref:`ENCODING <mapfile-label-encoding>`

  int priority;  ///< Priority level 1 to :data:`MS_MAX_LABEL_PRIORITY`,
                 ///< default=1 - see :ref:`PRIORITY <mapfile-label-priority>`
  int numstyles; ///< The number of styles associated with the label

  int sizeunits; ///< Supersedes class's sizeunits, defaults to
                 ///< :data:`MS_INHERIT`.

#ifndef SWIG
  styleObj **styles;
  int maxstyles;

  expressionObj expression;
  expressionObj text;

  labelLeaderObj *leader;

  attributeBindingObj bindings[MS_LABEL_BINDING_LENGTH];
  int numbindings;
  expressionObj exprBindings[MS_LABEL_BINDING_LENGTH];
  int nexprbindings;

  double scalefactor; // computed, not set
#endif                /* not SWIG */
};

#ifdef SWIG
#ifdef __cplusplus
extern "C" {
#endif
typedef struct labelObj labelObj;
#ifdef __cplusplus
}
#endif
#endif

#ifndef SWIG
/* lightweight structure containing information to render a labelObj */
typedef struct {
  lineObj *poly;
  rectObj bbox;
} label_bounds;

typedef struct {
  labelObj *label;
  char *annotext;
  double scalefactor, resolutionfactor;
  pointObj annopoint;
  double rotation;
  textPathObj *textpath;
  // rectObj bbox;
  label_bounds **style_bounds;
} textSymbolObj;
#endif

#define MS_LABEL_PERPENDICULAR_OFFSET -99
#define MS_LABEL_PERPENDICULAR_TOP_OFFSET 99
#define IS_PERPENDICULAR_OFFSET(offsety)                                       \
  ((offsety) == MS_LABEL_PERPENDICULAR_OFFSET ||                               \
   (offsety) == MS_LABEL_PERPENDICULAR_TOP_OFFSET)

/************************************************************************/
/*                          classObj                                    */
/************************************************************************/

/**
 * The :ref:`CLASS <class>` object. Used for symbolization and classification
 * information.
 *
 */
struct classObj {

#ifdef SWIG
    %immutable;
#endif /* SWIG */

  hashTableObj metadata;   ///< see :ref:`METADATA <mapfile-class-metadata>`
  hashTableObj validation; ///< see :ref:`VALIDATION <mapfile-class-validation>`
  int numstyles;           ///< number of styles for class
  int numlabels;           ///< number of labels for class
  int refcount;            ///< number of references to this object
  struct layerObj *layer;  ///< reference to the parent layer
  labelLeaderObj *leader;  ///< see :ref:`LEADER <mapfile-class-leader>`

#ifdef SWIG
    %mutable;
#endif

  int status; ///< :data:`MS_ON` or :data:`MS_OFF` - draw features of this class
              ///< or do not - see :ref:`STATUS <mapfile-class-status>`
  int isfallback; ///< :data:`MS_TRUE` or :data:`MS_FALSE` use :data:`MS_TRUE`
                  ///< if this class should be applied if and only if no other
                  ///< class is applicable
  char *name;  ///< See :ref:`NAME <mapfile-class-name>` should be unique within
               ///< a layer
  char *title; ///< See :ref:`TITLE <mapfile-class-title>`
  double
      minscaledenom; ///< See :ref:`MINSCALEDENOM <mapfile-class-minscaledenom>`
  double
      maxscaledenom; ///< See :ref:`MAXSCALEDENOM <mapfile-CLASS-maxscaledenom>`
  int minfeaturesize; ///< See :ref:`MINFEATURESIZE
                      ///< <mapfile-class-minfeaturesize>` minimum feature size
                      ///< in pixels
  int debug;          ///< :data:`MS_TRUE` or :data:`MS_FALSE` - see :ref:`DEBUG
                      ///< <mapfile-class-debug>`
  char *keyimage;     ///< See :ref:`KEYIMAGE <mapfile-class-keyimage>`
  char *group;        ///< See :ref:`GROUP <mapfile-class-group>`
  int sizeunits; ///< Supersedes layer's sizeunits and applies to all styles and
                 ///< labels - see :ref:`LAYER SIZEUNITS
                 ///< <mapfile-layer-sizeunits>`

#ifndef __cplusplus
  char *template; ///< See :ref:`TEMPLATE <mapfile-class-template>`
#else             /* __cplusplus */
  char *_template; // keyword in cplusplus
#endif            /* __cplusplus */

#ifndef SWIG
  expressionObj text;
  expressionObj expression; /* the expression to be matched */
  labelObj **labels;
  int maxlabels;
  int maxstyles;
  styleObj **styles;
  double scalefactor; // computed, not set
#endif                /* not SWIG */
};

/************************************************************************/
/*                         labelCacheMemberObj                          */
/*                                                                      */
/*      structures to implement label caching and collision             */
/*      avoidance etc                                                   */
/*                                                                      */
/*        Note: These are scriptable, but are read only.                */
/************************************************************************/

#ifdef SWIG
  %immutable;
#endif /* SWIG */
/**
An individual feature label. The labelCacheMemberObj class is associated with
labelCacheObj.
*/
typedef struct {
  int numtextsymbols; ///< Number of text symbols found in textsymbols
  int layerindex;     ///< The index of the layer of the labelled feature
  int classindex;     ///< Index of the class of the labelled feature
  int status;         ///< Has this label been drawn or not?
  int markerid;       ///< Corresponding marker (POINT layers only)

  pointObj point; ///< Label point
  rectObj bbox;   ///< Bounds of the whole cachePtr. Individual text and symbol
                  ///< sub bounds are found in textsymbols

  lineObj *leaderline; ///< Leader lineObj
  rectObj *leaderbbox; ///< Leader rectObj

#ifndef SWIG
  textSymbolObj **textsymbols;
#endif

} labelCacheMemberObj;

/************************************************************************/
/*                         markerCacheMemberObj                         */
/************************************************************************/
/**
An individual marker. The markerCacheMemberObj class is associated with
labelCacheObj.
*/
typedef struct {
  int id;         ///< Corresponding label
  rectObj bounds; ///< Bounds of the markerCacheMemberObj
} markerCacheMemberObj;

/************************************************************************/
/*                          labelCacheSlotObj                           */
/************************************************************************/
/**
A cache slot to hold labels grouped by priority
*/
typedef struct {
  int numlabels;       ///< Number of label members
  int cachesize;       ///< TODO
  int nummarkers;      ///< Number of marker members
  int markercachesize; ///< TODO
  labelCacheMemberObj *labels;
  markerCacheMemberObj *markers;
} labelCacheSlotObj;

/************************************************************************/
/*                            labelCacheObj                             */
/************************************************************************/
/**
Set of a map's cached labels. Has no other existence other than as a labelcache
attribute of a mapObj. Associated with labelCacheMemberObj and
markerCacheMemberObj.
*/
typedef struct {
  int num_rendered_members; ///< Number of rendered labels
#ifndef SWIG
  /* One labelCacheSlotObj for each priority level */
  labelCacheSlotObj slots[MS_MAX_LABEL_PRIORITY];
  int gutter; /* space in pixels around the image where labels cannot be placed
               */
  labelCacheMemberObj **rendered_text_symbols;
  int num_allocated_rendered_members;
#endif
} labelCacheObj;

/************************************************************************/
/*                         resultObj                                    */
/************************************************************************/
/**
The result object is a handle, of sorts, for a feature of the layer
*/
typedef struct {
#ifndef SWIG
  shapeObj *shape;
#endif
  long shapeindex; ///< The shape index of the result
  int tileindex;   ///< The tile index of the result
  int resultindex; ///< The index of the result
  int classindex;  ///< The class index of the result
} resultObj;

/************************************************************************/
/*                            resultCacheObj                            */
/************************************************************************/
/**
A cached result object
*/
typedef struct {

#ifndef SWIG
  resultObj *results;
  int cachesize;
  rectObj previousBounds; /* bounds at previous iteration */
#endif                    /* not SWIG */

#ifdef SWIG
    %immutable;
#endif            /* SWIG */
  int numresults; ///< Length of result set
  rectObj bounds; ///< Bounding box of query results

#ifdef SWIG
    %mutable;
#endif /* SWIG */
} resultCacheObj;

/************************************************************************/
/*                             symbolSetObj                             */
/************************************************************************/
/**
A :class:`symbolSetObj` is an attribute of a :class:`mapObj` and is associated
with instances of :class:`symbolObj`.
*/
typedef struct {
#ifndef SWIG
  int refcount;
  symbolObj **symbol;
  struct mapObj *map;
  fontSetObj *fontset; /* a pointer to the main mapObj version */
  struct imageCacheObj *imagecache;
#endif /* not SWIG */

#ifdef SWIG
    %immutable;
#endif            /* SWIG */
  int numsymbols; ///< Number of symbols in the set
  int maxsymbols; ///< Maximum number of allowed symbols
#ifdef SWIG
    %mutable;
#endif /* SWIG */

  char *filename;     ///< Symbolset filename
  int imagecachesize; ///< Symbols in the cache

} symbolSetObj;

/************************************************************************/
/*                           referenceMapObj                            */
/************************************************************************/

/**
The :ref:`REFERENCE <reference>` object
*/
typedef struct {
#ifdef SWIG
      %immutable;
#endif                /* SWIG */
  struct mapObj *map; ///< Reference to parent :class:`mapObj`
#ifdef SWIG
      %mutable;
#endif            /* SWIG */
  rectObj extent; ///< Spatial extent of reference in units of parent map - see
                  ///< :ref:`EXTENT <mapfile-reference-extent>`
  int height;     ///< Height of reference map in pixels - see :ref:`SIZE
                  ///< <mapfile-reference-size>`
  int width;      ///< Width of reference map in pixels - see :ref:`SIZE
                  ///< <mapfile-reference-size>`
  colorObj color; ///< Color of reference box - see :ref:`COLOR
                  ///< <mapfile-reference-color>`
  colorObj
      outlinecolor; ///< Outline color of reference box - see :ref:`OUTLINECOLOR
                    ///< <mapfile-reference-outlinecolor>`
  char *image;      ///< Filename of reference map image - see :ref:`IMAGE
                    ///< <mapfile-reference-image>`
  int status;       ///< :data:`MS_ON` or :data:`MS_OFF` - see :ref:`STATUS
                    ///< <mapfile-reference-status>`
  int marker; ///< Index of a symbol in the map symbol set to use for marker -
              ///< see :ref:`MARKER <mapfile-reference-marker>`
  char *markername; ///< Name of a symbol - see :ref:`MARKER
                    ///< <mapfile-reference-marker>`
  int markersize;   ///< Size of marker - see :ref:`MARKERSIZE
                    ///< <mapfile-reference-markersize>`
  int minboxsize;   ///< In pixels - see :ref:`MINBOXSIZE
                    ///< <mapfile-reference-minboxsize>`
  int maxboxsize;   ///< In pixels - see :ref:`MAXBOXSIZE
                    ///< <mapfile-reference-maxboxsize>`
} referenceMapObj;

/************************************************************************/
/*                             scalebarObj                              */
/************************************************************************/

#define MS_SCALEBAR_INTERVALS_MIN 1
#define MS_SCALEBAR_INTERVALS_MAX 100

#define MS_SCALEBAR_WIDTH_MIN 5
#define MS_SCALEBAR_WIDTH_MAX 1000
#define MS_SCALEBAR_HEIGHT_MIN 2
#define MS_SCALEBAR_HEIGHT_MAX 100

#define MS_SCALEBAR_OFFSET_MIN -50
#define MS_SCALEBAR_OFFSET_MAX 50

/**
The :ref:`SCALEBAR <scalebar>` object
*/
typedef struct {

  int transparent;     ///< Allows transparency for an embedded scalebar - see
                       ///< :ref:`TRANSPARENT <mapfile-scalebar-transparent>`
  colorObj imagecolor; ///< Background color of scalebar - see :ref:`IMAGECOLOR
                       ///< <mapfile-scalebar-imagecolor>`
  int height;    ///< Height in pixels - see :ref:`SIZE <mapfile-scalebar-size>`
  int width;     ///< Height in pixels - see :ref:`SIZE <mapfile-scalebar-size>`
  int style;     ///< 0 or 1 - see :ref:`STYLE <mapfile-scalebar-style>`
  int intervals; ///< Number of intervals - see :ref:`INTERVALS
                 ///< <mapfile-scalebar-intervals>`
  labelObj
      label; ///< Scalebar label - see :ref:`LABEL <mapfile-scalebar-label>`
  colorObj color;           ///< Scalebar foreground color - see :ref:`COLOR
                            ///< <mapfile-scalebar-color>`
  colorObj backgroundcolor; ///< Scalebar background color - see
                            ///< :ref:`BACKGROUNDCOLOR
                            ///< <mapfile-scalebar-backgroundcolor>`
  colorObj outlinecolor; ///< Foreground outline color - see :ref:`OUTLINECOLOR
                         ///< <mapfile-scalebar-outlinecolor>`
  int units;             ///< See :ref:`UNITS <mapfile-scalebar-units>`
  int status;            ///< ON, OFF or EMBED - see :ref:`STATUS
              ///< <mapfile-scalebar-status>` - :data:`MS_ON`, :data:`MS_OFF`,
              ///< or :data:`MS_EMBED`.
  int position; ///< For embeded scalebars - see :ref:`POSITION
                ///< <mapfile-scalebar-position>` - :data:`MS_UL`,
                ///< :data:`MS_UC`, :data:`MS_UR`, :data:`MS_LL`, :data:`MS_LC`,
                ///< or :data:`MS_LR`

  int postlabelcache; ///< See :ref:`POSTLABELCACHE
                      ///< <mapfile-scalebar-postlabelcache>` - :data:`MS_TRUE`
                      ///< or :data:`MS_FALSE`
  int align;          ///< See :ref:`ALIGN <mapfile-scalebar-align>`
  int offsetx;        ///< See :ref:`OFFSET <mapfile-scalebar-offset>`
  int offsety;        ///< See :ref:`OFFSET <mapfile-scalebar-offset>`
} scalebarObj;

/************************************************************************/
/*                              legendObj                               */
/************************************************************************/

#define MS_LEGEND_KEYSIZE_MIN 5
#define MS_LEGEND_KEYSIZE_MAX 200
#define MS_LEGEND_KEYSPACING_MIN 0
#define MS_LEGEND_KEYSPACING_MAX 50

/**
The :ref:`LEGEND <legend>` object
*/
typedef struct {

#ifdef SWIG
    %immutable;
#endif
  labelObj label;     ///< See :ref:`LABEL <mapfile-legend-label>`
  struct mapObj *map; ///< Instances of legendObj are always are always embedded
                      ///< inside the mapObj
#ifdef SWIG
    %mutable;
#endif
  int transparent;     ///< Allows transparency for an embedded legend - see
                       ///< :ref:`TRANSPARENT <mapfile-legend-transparent>`
  colorObj imagecolor; ///< Legend background color - see :ref:`IMAGECOLOR
                       ///< <mapfile-legend-imagecolor>`
  int keysizex;        ///< Width in pixels of legend keys - see :ref:`KEYSIZE
                       ///< <mapfile-legend-keysize>`
  int keysizey;        ///< Height in pixels of legend keys - see :ref:`KEYSIZE
                       ///< <mapfile-legend-keysize>`
  int keyspacingx;     ///< Horizontal padding around keys in pixels - see
                       ///< :ref:`KEYSPACING <mapfile-legend-keyspacing>`
  int keyspacingy;     ///< Vertical padding around keys in pixels - see
                       ///< :ref:`KEYSPACING <mapfile-legend-keyspacing>`
  colorObj outlinecolor; ///< Key outline color, -1 for no outline - see
                         ///< :ref:`OUTLINECOLOR <mapfile-legend-outlinecolor>`
  int status;   ///< :data:`MS_ON`, :data:`MS_OFF` or :data:`MS_EMBED`- see
                ///< :ref:`STATUS <mapfile-legend-status>`
  int height;   ///< Legend height
  int width;    ///< Legend width
  int position; ///< Used for embedded legends, see :ref:`POSITION
                ///< <mapfile-legend-position>`
  int postlabelcache; ///< :data:`MS_TRUE`, :data:`MS_FALSE` - see
                      ///< :ref:`POSTLABELCACHE <mapfile-legend-postlabelcache>`
#ifndef __cplusplus
  char *template; ///< See :ref:`TEMPLATE <mapfile-legend-template>`
#else             /* __cplusplus */
  char *_template;
#endif            /* __cplusplus */
} legendObj;

/************************************************************************/
/*                             graticuleObj                             */
/************************************************************************/
#ifndef SWIG
typedef struct {
  double dwhichlatitude;
  double dwhichlongitude;
  double dstartlatitude;
  double dstartlongitude;
  double dendlatitude;
  double dendlongitude;
  double dincrementlatitude;
  double dincrementlongitude;
  double minarcs;
  double maxarcs;
  double minincrement;
  double maxincrement;
  double minsubdivides;
  double maxsubdivides;
  int bvertical;
  int blabelaxes;
  int ilabelstate;
  int ilabeltype;
  rectObj extent;
  lineObj *pboundinglines;
  pointObj *pboundingpoints;
  char *labelformat;
} graticuleObj;

typedef struct {
  int nTop;
  pointObj *pasTop;
  char **papszTopLabels;
  int nBottom;
  pointObj *pasBottom;
  char **papszBottomLabels;
  int nLeft;
  pointObj *pasLeft;
  char **papszLeftLabels;
  int nRight;
  pointObj *pasRight;
  char **papszRightLabels;

} graticuleIntersectionObj;

struct layerVTable;
typedef struct layerVTable layerVTableObj;

#endif /*SWIG*/

/************************************************************************/
/*                               imageObj                               */
/************************************************************************/

/**
 * An image object is a wrapper for images generated by MapServer.
 *
 */
struct imageObj {
#ifdef SWIG
    %immutable;
#endif
  int width;               ///< image width in pixels
  int height;              ///< image height in pixels
  double resolution;       ///< image resolution in pixels per inch
  double resolutionfactor; ///< resolution factor

  char *imagepath;         ///< if image is drawn by :func:`mapObj.draw` this is
                           ///< :ref:`IMAGEPATH <mapfile-web-imagepath>`
  char *imageurl;          ///< if image is drawn by :func:`mapObj.draw` this is
                           ///< :ref:`IMAGEURL <mapfile-web-imageurl>`
  outputFormatObj *format; ///< an :class:`outputFormatObj` representing the
                           ///< output format of the image

#ifndef SWIG
  tileCacheObj *tilecache;
  int ntiles;
  int size;
#endif
#ifdef SWIG
    %mutable;
#endif

#ifndef SWIG
  union {
    void *plugin;

    char *imagemap;
    short *raw_16bit;
    float *raw_float;
    unsigned char *raw_byte;
  } img;
  ms_bitarray img_mask;
  pointObj refpt;
  mapObj *map;
#endif
};

/************************************************************************/
/*                               layerObj                               */
/*                                                                      */
/*      base unit of a map.                                             */
/************************************************************************/

/**
An individual value within the :ref:`SCALETOKEN <mapfile-layer-scaletoken>`
object
*/
typedef struct {
  double minscale; ///< The minimum scale for the replacement
  double maxscale; ///< The maximum scale for the replacement
  char *value;     ///< The token replacement value
} scaleTokenEntryObj;

/**
The :ref:`SCALETOKEN <mapfile-layer-scaletoken>` object
*/
typedef struct {
  char *name;    ///< The name of the token to replace in the :ref:`DATA
                 ///< <mapfile-layer-data>` statement
  int n_entries; ///< The number of values within the scaletoken
  scaleTokenEntryObj *tokens; ///< A reference to the values
} scaleTokenObj;

#ifndef SWIG
typedef enum { SORT_ASC, SORT_DESC } sortOrderEnum;

typedef struct {
  char *item;
  sortOrderEnum sortOrder;
} sortByProperties;

typedef struct {
  int nProperties;
  sortByProperties *properties;
} sortByClause;

typedef struct {
  /* The following store original members if they have been modified at runtime
   * by a rfc86 scaletoken */
  char *data;
  char *tileitem;
  char *tileindex;
  char *filteritem;
  char *filter;
  char **processing;
  int *processing_idx;
  int n_processing;
} originalScaleTokenStrings;
#endif

/**
The :ref:`LAYER <layer>` object
*/
struct layerObj {

#ifndef SWIG
  /* RFC86 Scale-dependent token replacements */
  scaleTokenObj *scaletokens;
  int numscaletokens;
  originalScaleTokenStrings *orig_st;
  int labelitemindex;

  int tileitemindex;
  projectionObj projection; /* projection information for the layer */
  int project; /* boolean variable, do we need to project this layer or not */
  reprojectionObj *reprojectorLayerToMap;
  reprojectionObj *reprojectorMapToLayer;

  featureListNodeObjPtr features; /* linked list so we don't need a counter */
  featureListNodeObjPtr currentfeature; /* pointer to the current feature */

  layerVTableObj *vtable;

  /* SDL has converted OracleSpatial, SDE, Graticules */
  void *layerinfo; /* all connection types should use this generic pointer to a
                      vendor specific structure */
  void *wfslayerinfo; /* For WFS layers, will contain a msWFSLayerInfo struct */

  char **items;
  void *iteminfo;       /* connection specific information necessary to retrieve
                           values */
  expressionObj filter; /* connection specific attribute filter */
  int bandsitemindex;
  int filteritemindex;
  int styleitemindex;

  char **processing;
  joinObj *joins;

  imageObj *maskimage;
  graticuleObj *grid;
  expressionObj _geomtransform;
  sortByClause sortBy;

#endif

#ifndef SWIG
  int classitemindex;
  resultCacheObj
      *resultcache;   /* holds the results of a query against this layer */
  double scalefactor; /* computed, not set */
#ifndef __cplusplus
  classObj **class; /* always at least 1 class */
#else               /* __cplusplus */
  classObj **_class;
#endif              /* __cplusplus */
#endif              /* not SWIG */

#ifdef SWIG
    %immutable;
#endif                /* SWIG */
  int refcount;       ///< reference counting, RFC24
  int numclasses;     ///< Number of layer classes
  int maxclasses;     ///< Used to track of the maximum number of classes - see
                      ///< RFC-17
  int index;          ///< Index of layer within parent map's layers array
  struct mapObj *map; ///< Reference to parent map
  int numitems;       ///< Number of layer feature attributes (items)
  hashTableObj metadata;   ///< See :ref:`METADATA <mapfile-layer-metadata>`
  hashTableObj validation; ///< See :ref:`VALIDATION <mapfile-layer-validation>`
  hashTableObj bindvals;   ///< Relates to RFC59
  hashTableObj connectionoptions; ///< See :ref:`CONNECTIONOPTIONS
                                  ///< <mapfile-layer-connectionoptions>`

  clusterObj cluster; ///< See :ref:`CLUSTER <mapfile-layer-cluster>`
  rectObj extent;     ///< optional limiting extent for layer features - see
                      ///< :ref:`EXTENT <mapfile-layer-extent>`
  int numprocessing;  ///< Number of raster processing directives
  int numjoins;       ///< Number of layer joins

  expressionObj utfdata; ///< See :ref:`UTFDATA <mapfile-layer-utfdata>`
  LayerCompositer
      *compositer; ///< See :ref:`COMPOSITE <mapfile-layer-composite>`

#ifdef SWIG
    %mutable;
#endif /* SWIG */

  char *classitem; ///< the attribute used to classify layer data - see
                   ///< :ref:`CLASSITEM <mapfile-layer-classitem>`
  char *header;    ///< filename to a template for result's header - see
                   ///< :ref:`HEADER <mapfile-layer-header>`
  char *footer;    ///< filename to a template for result's footer - see
                   ///< :ref:`FOOTER <mapfile-layer-footer>`

#ifndef __cplusplus
  char *template; ///< See :ref:`TEMPLATE <mapfile-layer-template>` - global
                  ///< template, used across all classes
#else             /* __cplusplus */
  char *_template;
#endif            /* __cplusplus */

  char *name;  ///< See :ref:`NAME <mapfile-layer-name>` - should be unique
  char *group; ///< Name of a group of layers - see :ref:`GROUP
               ///< <mapfile-layer-group>`
  int status;  ///< See :ref:`STATUS <mapfile-layer-status>`:data:`MS_ON`,
               ///< :data:`MS_OFF` or :data:`MS_DEFAULT`
  enum MS_RENDER_MODE
      rendermode; ///< :data:`MS_FIRST_MATCHING_CLASS` - default and historic
                  ///< MapServer behavior, :data:`MS_ALL_MATCHING_CLASSES` - SLD
                  ///< behavior
  char *data; ///< Layer data definition, values depend upon connectiontype -
              ///< see :ref:`DATA <mapfile-layer-data>`
  enum MS_LAYER_TYPE
      type; ///< the layer type - see :ref:`TYPE <mapfile-layer-type>`
  enum MS_CONNECTION_TYPE
      connectiontype; ///< the layer connection type - see :ref:`CONNECTIONTYPE
                      ///< <mapfile-layer-connectiontype>`

  double tolerance;   ///< search buffer for point and line queries (in
                      ///< toleranceunits) - see :ref:`TOLERANCE
                      ///< <mapfile-layer-tolerance>`
  int toleranceunits; ///< See :ref:`TOLERANCEUNITS
                      ///< <mapfile-layer-toleranceunits>`

  double symbolscaledenom; ///< scale at which symbols are default size - see
                           ///< :ref:`SYMBOLSCALEDENOM
                           ///< <mapfile-layer-symbolscaledenom>`
  double minscaledenom;    ///< Maximum scale at which layer will be drawn - see
                        ///< :ref:`MINSCALEDENOM <mapfile-layer-minscaledenom>`
  double maxscaledenom; ///< Minimum scale at which layer will be drawn - see
                        ///< :ref:`MAXSCALEDENOM <mapfile-layer-maxscaledenom>`
  int minfeaturesize;   ///< minimum feature size (in pixels) for shape
  double labelminscaledenom; ///< See :ref:`LABELMINSCALEDENOM
                             ///< <mapfile-layer-labelminscaledenom>`
  double labelmaxscaledenom; ///< See :ref:`LABELMAXSCALEDENOM
                             ///< <mapfile-layer-labelmaxscaledenom>`
  double mingeowidth; ///< min map width (in map units) at which the layer
                      ///< should be drawn - see :ref:`MAXGEOWIDTH
                      ///< <mapfile-layer-maxgeowidth>`
  double maxgeowidth; ///< max map width (in map units) at which the layer
                      ///< should be drawn - see :ref:`MAXGEOWIDTH
                      ///< <mapfile-layer-maxgeowidth>`

  int sizeunits; ///< applies to all classes - see :ref:`SIZEUNITS
                 ///< <mapfile-layer-sizeunits>`

  int maxfeatures; ///< Maximum number of layer features that will be drawn -
                   ///< see :ref:`MAXFEATURES <mapfile-layer-maxfeatures>`
  int startindex;  ///< Feature start index - used for paging

  colorObj offsite; ///< transparent pixel value for raster images - see
                    ///< :ref:`OFFSITE <mapfile-layer-offsite>`

  /**
  :data:`MS_TRUE` (default) or :data:`MS_FALSE` whether or not layer data is to
  be transformed to image units - see :ref:`TRANSFORM <mapfile-layer-transform>`
  */
  int transform;

  int labelcache;     ///< :data:`MS_ON` (default) or :data:`MS_OFF` - see
                      ///< :ref:`LABELCACHE <mapfile-layer-labelcache>`
  int postlabelcache; ///< :data:`MS_ON` or :data:`MS_OFF` (default) - see
                      ///< :ref:`POSTLABELCACHE <mapfile-layer-postlabelcache>`

  char *labelitem; ///< attribute defining feature label text - see
                   ///< :ref:`LABELITEM <mapfile-layer-labelitem>`
  char *tileitem;  ///< attribute defining tile paths - see :ref:`TILEITEM
                   ///< <mapfile-layer-tileitem>`
  char *tileindex; ///< layer index file for tiling support - see
                   ///< :ref:`TILEINDEX <mapfile-layer-tileindex>`
  char *
      tilesrs; ///< name of the attribute that contains the SRS of an individual
               ///< tile - see :ref:`TILESRS <mapfile-layer-tilesrs>`
  int units;   ///< units of the layer - see :ref:`UNITS <mapfile-layer-units>`

  char *connection;     ///< layer connection or data source name - see
                        ///< :ref:`CONNECTION <mapfile-layer-connection>`
  char *plugin_library; ///< Used to select the library to load by MapServer
  char *plugin_library_original; ///< this is needed for Mapfile writing

  /**
  The attribute from the index file used to select the source raster band(s) to
  be used - normally NULL for default bands processing
  */
  char *bandsitem;

  char *filteritem; ///< Attribute defining filter - see :ref:`FILTERITEM
                    ///< <mapfile-layer-filteritem>`
  char *styleitem;  ///< item to be used for style lookup - can also be 'AUTO' -
                    ///< see :ref:`STYLEITEM <mapfile-layer-styleitem>`

  char *
    requires; ///< Context expressions, simple enough to not use expressionObj -
              ///< see :ref:`REQUIRES <mapfile-layer-requires>`
  char *labelrequires; ///< Simple logical expression - see :ref:`LABELREQUIRES
                       ///< <mapfile-layer-labelrequires>`

  int debug; ///< Enable debugging of layer-  :data:`MS_ON` or :data:`MS_OFF`
             ///< (default) - see :ref:`DEBUG <mapfile-layer-debug>`
  char *classgroup; ///< See :ref:`CLASSGROUP <mapfile-layer-classgroup>`
  char *mask;       ///< See :ref:`MASK <mapfile-layer-mask>`
  char *encoding; ///< For iconving shape attributes, ignored if NULL or "utf-8"
                  ///< - see :ref:`ENCODING <mapfile-layer-encoding>`

  /* RFC93 UTFGrid support */
  char *utfitem;    ///< See :ref:`UTFITEM <mapfile-layer-utfitem>`
  int utfitemindex; ///< See :ref:`CLASSITEM <mapfile-layer-classitem>`
};

#ifndef SWIG
void msFontCacheSetup();
void msFontCacheCleanup();

typedef struct {
  double minx, miny, maxx, maxy, advance;
} glyph_metrics;

typedef struct {
  glyph_element *glyph;
  face_element *face;
  pointObj pnt;
  double rot;
} glyphObj;

struct textPathObj {
  int numglyphs;
  int numlines;
  int line_height;
  int glyph_size;
  int absolute; /* are the glyph positions absolutely placed, or relative to the
                   origin */
  glyphObj *glyphs;
  label_bounds bounds;
};

typedef enum {
  duplicate_never,
  duplicate_always,
  duplicate_if_needed
} label_cache_mode;

void initTextPath(textPathObj *tp);
int WARN_UNUSED msComputeTextPath(mapObj *map, textSymbolObj *ts);
void msCopyTextPath(textPathObj *dst, textPathObj *src);
void freeTextPath(textPathObj *tp);
void initTextSymbol(textSymbolObj *ts);
void freeTextSymbol(textSymbolObj *ts);
void freeTextSymbolEx(textSymbolObj *ts, int doFreeLabel);
void copyLabelBounds(label_bounds *dst, label_bounds *src);
void msCopyTextSymbol(textSymbolObj *dst, textSymbolObj *src);
void msPopulateTextSymbolForLabelAndString(textSymbolObj *ts, labelObj *l,
                                           char *string, double scalefactor,
                                           double resolutionfactor,
                                           label_cache_mode cache);
#endif /* SWIG */

/************************************************************************/
/*                                mapObj                                */
/*                                                                      */
/*      encompasses everything used in an Internet mapping              */
/*      application.                                                    */
/************************************************************************/

#define MS_RESOLUTION_MAX 1000 /* applies to resolution and defresolution */
#define MS_RESOLUTION_MIN 10

/**
The :ref:`MAP <map>` object
*/
struct mapObj { /* structure for a map */

#ifndef SWIG
  layerObj **layers;
  geotransformObj gt; /* rotation / geotransform */
  rectObj saved_extent;
  paletteObj palette; /* holds a map palette */
  outputFormatObj **outputformatlist;
  projectionObj projection; /* projection information for output map */
  projectionObj latlon;     /* geographic projection definition */

  /* Private encryption key information - see mapcrypto.c */
  int encryption_key_loaded; /* MS_TRUE once key has been loaded */
  unsigned char
      encryption_key[MS_ENCRYPTION_KEY_SIZE]; /* 128bits encryption key */
  queryObj query;
  projectionContext *projContext;

#endif /* SWIG */

#ifdef SWIG
      %immutable;
#endif           /* SWIG */
  int refcount;  ///< Used for reference counting see RFC24
  int numlayers; ///< Number of layers in mapfile
  int maxlayers; ///< Allocated size of layers[] array

  /**
  A hash table of configuration options from CONFIG keywords
  in the map - see :ref:`CONFIG <mapfile-map-config>`
  */
  hashTableObj configoptions;

  symbolSetObj symbolset; ///< See :ref:`SYMBOLSET <mapfile-map-symbolset>`
  fontSetObj fontset;     ///< See :ref:`FONTSET <mapfile-map-fontset>`

  labelCacheObj labelcache; ///< We need this here so multiple feature
                            ///< processors can access it
  int numoutputformats;     ///< Number of output formats available in the map
  outputFormatObj
      *outputformat; ///< See :ref:`OUTPUTFORMAT <mapfile-map-outputformat>`
  char *imagetype;   ///< Name of current outputformat

  referenceMapObj reference; ///< See :ref:`SCALEBAR <mapfile-map-scalebar>`
  scalebarObj scalebar;      ///< See :ref:`SCALEBAR <mapfile-map-scalebar>`
  legendObj legend;          ///< See :ref:`LEGEND <mapfile-map-legend>`
  queryMapObj querymap;      ///< See :ref:`QUERYMAP <mapfile-map-querymap>`
  webObj web;                ///< See :ref:`WEB <mapfile-map-web>`

  const configObj *config;
#ifdef SWIG
    %mutable;
#endif /* SWIG */

  char *datapattern; ///< TODO - Deprecated use VALIDATION ... END block instead
  char *templatepattern; ///< TODO - Deprecated use VALIDATION ... END block
                         ///< instead

  char *name;  ///< Small identifier for naming etc - see :ref:`NAME
               ///< <mapfile-map-name>`
  int status;  ///< Is map creation on or off - see :ref:`STATUS
               ///< <mapfile-map-status>`
  int height;  ///< See :ref:`SIZE <mapfile-map-size>`
  int width;   ///< See :ref:`SIZE <mapfile-map-size>`
  int maxsize; ///< See :ref:`MAXSIZE  <mapfile-map-maxsize>`

  rectObj extent; ///< Map extent array - see :ref:`EXTENT <mapfile-map-extent>`
  double cellsize; ///< Pixel size in map units

  enum MS_UNITS
      units; ///< Units of the projection - see :ref:`UNITS <mapfile-map-units>`
  double scaledenom; ///< The nominal map scale, a value of 25000 means 1:25000
                     ///< scale - see :ref:`SCALEDENOM <mapfile-map-scaledenom>`
  double resolution; ///< See :ref:`RESOLUTION <mapfile-map-resolution>`
  double defresolution; ///< Default resolution - used to calculate the
                        ///< scalefactor, see :ref:`DEFRESOLUTION
                        ///< <mapfile-map-defresolution>`

  char *shapepath; ///< Where are the shape files located - see :ref:`SHAPEPATH
                   ///< <mapfile-map-shapepath>`
  char *mappath;   ///< Path of the mapfile, all paths are relative to this path

  /**
  URL of SLD document as specified with "&SLD=..." WMS parameter d- currently
  this reference is used only in mapogcsld.c and has a NULL value outside that
  context
  */
  char *sldurl;

  colorObj imagecolor; ///< Holds the initial image color value - see
                       ///< :ref:`IMAGECOLOR <mapfile-map-imagecolor>`

  int *layerorder; ///< Used to modify the order in which the layers are drawn -
                   ///< TODO should be immutable?
  int debug;       ///< See :ref:`DEBUG <mapfile-map-debug>`

#ifdef USE_V8_MAPSCRIPT
  void *v8context;
#endif
};

/************************************************************************/
/*                             layerVTable                              */
/*                                                                      */
/*      contains function pointers to the layer operations.  If you     */
/*      add new functions to here, remember to update                   */
/*      populateVirtualTable in maplayer.c                              */
/************************************************************************/
#ifndef SWIG
struct layerVTable {
  int (*LayerTranslateFilter)(layerObj *layer, expressionObj *filter,
                              char *filteritem);
  int (*LayerSupportsCommonFilters)(layerObj *layer);
  int (*LayerInitItemInfo)(layerObj *layer);
  void (*LayerFreeItemInfo)(layerObj *layer);
  int (*LayerOpen)(layerObj *layer);
  int (*LayerIsOpen)(layerObj *layer);
  int (*LayerWhichShapes)(layerObj *layer, rectObj rect, int isQuery);
  int (*LayerNextShape)(layerObj *layer, shapeObj *shape);
  int (*LayerGetShape)(layerObj *layer, shapeObj *shape, resultObj *record);
  int (*LayerGetShapeCount)(layerObj *layer, rectObj rect,
                            projectionObj *rectProjection);
  int (*LayerClose)(layerObj *layer);
  int (*LayerGetItems)(layerObj *layer);
  int (*LayerGetExtent)(layerObj *layer, rectObj *extent);
  int (*LayerGetAutoStyle)(mapObj *map, layerObj *layer, classObj *c,
                           shapeObj *shape);
  int (*LayerCloseConnection)(layerObj *layer);
  int (*LayerSetTimeFilter)(layerObj *layer, const char *timestring,
                            const char *timefield);
  int (*LayerApplyFilterToLayer)(FilterEncodingNode *psNode, mapObj *map,
                                 int iLayerIndex);
  int (*LayerCreateItems)(layerObj *layer, int nt);
  int (*LayerGetNumFeatures)(layerObj *layer);
  int (*LayerGetAutoProjection)(layerObj *layer, projectionObj *projection);
  char *(*LayerEscapeSQLParam)(layerObj *layer, const char *pszString);
  char *(*LayerEscapePropertyName)(layerObj *layer, const char *pszString);
  void (*LayerEnablePaging)(layerObj *layer, int value);
  int (*LayerGetPaging)(layerObj *layer);
};
#endif /*SWIG*/

/* Function prototypes, wrapable */

/**
Saves a map image to a file
*/
MS_DLL_EXPORT int msSaveImage(mapObj *map, imageObj *img, const char *filename);

/**
Generic function to free a imageObj
*/
MS_DLL_EXPORT void msFreeImage(imageObj *img);

/**
Sets up threads and font cache - called when MapScript is initialised
*/
MS_DLL_EXPORT int msSetup(void);

/**
Attempts to recover all dynamically allocated resources allocated by MapServer
code and dependent libraries. It is used primarily for final clean-up in scripts
that need to do memory leak testing to get rid of "noise" one-time allocations.
It should not normally be used by production code.
*/
MS_DLL_EXPORT void msCleanup(void);

/**
Sets up string-based mapfile loading and calls loadMapInternal to do the work
*/
MS_DLL_EXPORT mapObj *msLoadMapFromString(char *buffer, char *new_mappath,
                                          const configObj *config);

/* Function prototypes, not wrapable */

#ifndef SWIG

/*
** helper functions not part of the general API but needed in
** a few other places (like mapscript)... found in mapfile.c
*/
int getString(char **s);
int getDouble(double *d, int num_check_type, double value1,
              double value2); // getDouble(double *d);
int getInteger(int *i, int num_check_type, int value1,
               int value2); // getInteger(int *i);
int getSymbol(int n, ...);
int getCharacter(char *c);

int msBuildPluginLibraryPath(char **dest, const char *lib_str, mapObj *map);

MS_DLL_EXPORT int hex2int(char *hex);

MS_DLL_EXPORT void initJoin(joinObj *join);
MS_DLL_EXPORT void initSymbol(symbolObj *s);
MS_DLL_EXPORT int initMap(mapObj *map);
MS_DLL_EXPORT layerObj *msGrowMapLayers(mapObj *map);
MS_DLL_EXPORT int initLayer(layerObj *layer, mapObj *map);
MS_DLL_EXPORT int freeLayer(layerObj *);
MS_DLL_EXPORT classObj *msGrowLayerClasses(layerObj *layer);
MS_DLL_EXPORT scaleTokenObj *msGrowLayerScaletokens(layerObj *layer);
MS_DLL_EXPORT int initScaleToken(scaleTokenObj *scaleToken);
MS_DLL_EXPORT int initClass(classObj *_class);
MS_DLL_EXPORT int freeClass(classObj *);
MS_DLL_EXPORT styleObj *msGrowClassStyles(classObj *_class);
MS_DLL_EXPORT labelObj *msGrowClassLabels(classObj *_class);
MS_DLL_EXPORT styleObj *msGrowLabelStyles(labelObj *label);
MS_DLL_EXPORT styleObj *msGrowLeaderStyles(labelLeaderObj *leader);
MS_DLL_EXPORT int msMaybeAllocateClassStyle(classObj *c, int idx);
MS_DLL_EXPORT void initLabel(labelObj *label);
MS_DLL_EXPORT int freeLabel(labelObj *label);
MS_DLL_EXPORT int freeLabelLeader(labelLeaderObj *leader);
MS_DLL_EXPORT void resetClassStyle(classObj *_class);
MS_DLL_EXPORT int initStyle(styleObj *style);
MS_DLL_EXPORT int freeStyle(styleObj *style);
MS_DLL_EXPORT void initReferenceMap(referenceMapObj *ref);
MS_DLL_EXPORT void initScalebar(scalebarObj *scalebar);
MS_DLL_EXPORT void initGrid(graticuleObj *pGraticule);
MS_DLL_EXPORT void initWeb(webObj *web);
MS_DLL_EXPORT void freeWeb(webObj *web);
MS_DLL_EXPORT void initResultCache(resultCacheObj *resultcache);
void cleanupResultCache(resultCacheObj *resultcache);
MS_DLL_EXPORT int initLayerCompositer(LayerCompositer *compositer);
MS_DLL_EXPORT void initLeader(labelLeaderObj *leader);
MS_DLL_EXPORT void freeGrid(graticuleObj *pGraticule);
int loadHashTable(hashTableObj *ptable); // used by other file loading code

MS_DLL_EXPORT featureListNodeObjPtr
insertFeatureList(featureListNodeObjPtr *list, shapeObj *shape);
MS_DLL_EXPORT void freeFeatureList(featureListNodeObjPtr list);

/* To be used *only* within the mapfile loading phase */
MS_DLL_EXPORT int loadExpressionString(expressionObj *exp, char *value);
/* Use this next, thread safe wrapper, function everywhere else */
MS_DLL_EXPORT int msLoadExpressionString(expressionObj *exp, char *value);
MS_DLL_EXPORT char *msGetExpressionString(expressionObj *exp);
MS_DLL_EXPORT void msInitExpression(expressionObj *exp);
MS_DLL_EXPORT void msFreeExpressionTokens(expressionObj *exp);
MS_DLL_EXPORT void msFreeExpression(expressionObj *exp);

MS_DLL_EXPORT void msApplySubstitutions(mapObj *map, char **names,
                                        char **values, int npairs);
MS_DLL_EXPORT void msApplyDefaultSubstitutions(mapObj *map);

MS_DLL_EXPORT int getClassIndex(layerObj *layer, char *str);

/* For maplabel */
int intersectLabelPolygons(lineObj *p1, rectObj *r1, lineObj *p2, rectObj *r2);
int intersectTextSymbol(textSymbolObj *ts, label_bounds *lb);
pointObj get_metrics(pointObj *p, int position, textPathObj *tp, int ox, int oy,
                     double rotation, int buffer, label_bounds *metrics);
double dist(pointObj a, pointObj b);
void fastComputeBounds(lineObj *line, rectObj *bounds);

/*
** Main API Functions
*/

/* mapobject.c */

MS_DLL_EXPORT void msFreeMap(mapObj *map);
MS_DLL_EXPORT mapObj *msNewMapObj(void);
MS_DLL_EXPORT const char *msGetConfigOption(mapObj *map, const char *key);
MS_DLL_EXPORT int msSetConfigOption(mapObj *map, const char *key,
                                    const char *value);
MS_DLL_EXPORT int msTestConfigOption(mapObj *map, const char *key,
                                     int default_result);
MS_DLL_EXPORT void msApplyMapConfigOptions(mapObj *map);
MS_DLL_EXPORT int msMapComputeGeotransform(mapObj *map);
int msMapComputeGeotransformEx(mapObj *map, double resolutionX,
                               double resolutionY);

MS_DLL_EXPORT void msMapPixelToGeoref(mapObj *map, double *x, double *y);
MS_DLL_EXPORT void msMapGeorefToPixel(mapObj *map, double *x, double *y);

MS_DLL_EXPORT int msMapSetExtent(mapObj *map, double minx, double miny,
                                 double maxx, double maxy);
MS_DLL_EXPORT int msMapOffsetExtent(mapObj *map, double x, double y);
MS_DLL_EXPORT int msMapScaleExtent(mapObj *map, double zoomfactor,
                                   double minscaledenom, double maxscaledenom);
MS_DLL_EXPORT int msMapSetCenter(mapObj *map, pointObj *center);
MS_DLL_EXPORT int msMapSetRotation(mapObj *map, double rotation_angle);
MS_DLL_EXPORT int msMapSetSize(mapObj *map, int width, int height);
MS_DLL_EXPORT int msMapSetSize(mapObj *map, int width, int height);
MS_DLL_EXPORT int msMapSetFakedExtent(mapObj *map);
MS_DLL_EXPORT int msMapRestoreRealExtent(mapObj *map);
MS_DLL_EXPORT int msMapLoadOWSParameters(mapObj *map, cgiRequestObj *request,
                                         const char *wmtver_string);
MS_DLL_EXPORT int msMapIgnoreMissingData(mapObj *map);

/* mapfile.c */

MS_DLL_EXPORT int msValidateParameter(const char *value, const char *pattern1,
                                      const char *pattern2,
                                      const char *pattern3,
                                      const char *pattern4);
MS_DLL_EXPORT int msGetLayerIndex(mapObj *map, const char *name);
MS_DLL_EXPORT int msGetSymbolIndex(symbolSetObj *set, char *name,
                                   int try_addimage_if_notfound);
MS_DLL_EXPORT mapObj *msLoadMap(const char *filename, const char *new_mappath,
                                const configObj *config);
MS_DLL_EXPORT int msTransformXmlMapfile(const char *stylesheet,
                                        const char *xmlMapfile, FILE *tmpfile);
MS_DLL_EXPORT int msSaveMap(mapObj *map, char *filename);
MS_DLL_EXPORT int msSaveConfig(configObj *map, const char *filename);
MS_DLL_EXPORT void msFreeCharArray(char **array, int num_items);
MS_DLL_EXPORT int msUpdateScalebarFromString(scalebarObj *scalebar,
                                             char *string);
MS_DLL_EXPORT int msUpdateQueryMapFromString(queryMapObj *querymap,
                                             char *string);
MS_DLL_EXPORT int msUpdateLabelFromString(labelObj *label, char *string);
MS_DLL_EXPORT int msUpdateClusterFromString(clusterObj *cluster, char *string);
MS_DLL_EXPORT int msUpdateReferenceMapFromString(referenceMapObj *ref,
                                                 char *string);
MS_DLL_EXPORT int msUpdateLegendFromString(legendObj *legend, char *string);
MS_DLL_EXPORT int msUpdateWebFromString(webObj *web, char *string);
MS_DLL_EXPORT int msUpdateStyleFromString(styleObj *style, char *string);
MS_DLL_EXPORT int msUpdateClassFromString(classObj *_class, char *string);
MS_DLL_EXPORT int msUpdateLayerFromString(layerObj *layer, char *string);
MS_DLL_EXPORT char *msWriteLayerToString(layerObj *layer);
MS_DLL_EXPORT char *msWriteMapToString(mapObj *map);
MS_DLL_EXPORT char *msWriteClassToString(classObj *_class);
MS_DLL_EXPORT char *msWriteStyleToString(styleObj *style);
MS_DLL_EXPORT char *msWriteLabelToString(labelObj *label);
MS_DLL_EXPORT char *msWriteWebToString(webObj *web);
MS_DLL_EXPORT char *msWriteScalebarToString(scalebarObj *scalebar);
MS_DLL_EXPORT char *msWriteQueryMapToString(queryMapObj *querymap);
MS_DLL_EXPORT char *msWriteReferenceMapToString(referenceMapObj *ref);
MS_DLL_EXPORT char *msWriteLegendToString(legendObj *legend);
MS_DLL_EXPORT char *msWriteClusterToString(clusterObj *cluster);
MS_DLL_EXPORT int msIsValidRegex(const char *e);
MS_DLL_EXPORT int msEvalRegex(const char *e, const char *s);
MS_DLL_EXPORT int msCaseEvalRegex(const char *e, const char *s);
#ifdef USE_MSFREE
MS_DLL_EXPORT void msFree(void *p);
#else
#define msFree free
#endif
MS_DLL_EXPORT char **msTokenizeMap(char *filename, int *numtokens);
MS_DLL_EXPORT int msInitLabelCache(labelCacheObj *cache);
MS_DLL_EXPORT int msFreeLabelCache(labelCacheObj *cache);
MS_DLL_EXPORT int msCheckConnection(
    layerObj *layer); /* connection pooling functions (mapfile.c) */
MS_DLL_EXPORT void msCloseConnections(mapObj *map);

MS_DLL_EXPORT void msOGRInitialize(void);
MS_DLL_EXPORT void msOGRCleanup(void);
MS_DLL_EXPORT void msGDALCleanup(void);
MS_DLL_EXPORT void msGDALInitialize(void);

MS_DLL_EXPORT imageObj *msDrawScalebar(mapObj *map); /* in mapscale.c */
MS_DLL_EXPORT int msCalculateScale(rectObj extent, int units, int width,
                                   int height, double resolution,
                                   double *scaledenom);
MS_DLL_EXPORT double GetDeltaExtentsUsingScale(double scale, int units,
                                               double centerLat, int width,
                                               double resolution);
MS_DLL_EXPORT double Pix2Georef(int nPixPos, int nPixMin, int nPixMax,
                                double dfGeoMin, double dfGeoMax,
                                int bULisYOrig);
MS_DLL_EXPORT double Pix2LayerGeoref(mapObj *map, layerObj *layer, int value);
MS_DLL_EXPORT double msInchesPerUnit(int units, double center_lat);
MS_DLL_EXPORT int msEmbedScalebar(mapObj *map, imageObj *img);

MS_DLL_EXPORT int msPointInRect(const pointObj *p,
                                const rectObj *rect); /* in mapsearch.c */
MS_DLL_EXPORT int msRectOverlap(const rectObj *a, const rectObj *b);
MS_DLL_EXPORT int msRectContained(const rectObj *a, const rectObj *b);
MS_DLL_EXPORT int msRectIntersect(rectObj *a, const rectObj *b);

MS_DLL_EXPORT void msRectToFormattedString(rectObj *rect, char *format,
                                           char *buffer, int buffer_length);
MS_DLL_EXPORT void msPointToFormattedString(pointObj *point, const char *format,
                                            char *buffer, int buffer_length);
MS_DLL_EXPORT int msIsDegenerateShape(shapeObj *shape);

MS_DLL_EXPORT void msMergeRect(rectObj *a, rectObj *b);
MS_DLL_EXPORT double msDistancePointToPoint(pointObj *a, pointObj *b);
MS_DLL_EXPORT double msSquareDistancePointToPoint(pointObj *a, pointObj *b);
MS_DLL_EXPORT double msDistancePointToSegment(pointObj *p, pointObj *a,
                                              pointObj *b);
MS_DLL_EXPORT double msSquareDistancePointToSegment(pointObj *p, pointObj *a,
                                                    pointObj *b);
MS_DLL_EXPORT double msDistancePointToShape(pointObj *p, shapeObj *shape);
MS_DLL_EXPORT double msSquareDistancePointToShape(pointObj *p, shapeObj *shape);
MS_DLL_EXPORT double msDistanceSegmentToSegment(pointObj *pa, pointObj *pb,
                                                pointObj *pc, pointObj *pd);
MS_DLL_EXPORT double msDistanceShapeToShape(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT int msIntersectSegments(const pointObj *a, const pointObj *b,
                                      const pointObj *c, const pointObj *d);
MS_DLL_EXPORT int msPointInPolygon(pointObj *p, lineObj *c);
MS_DLL_EXPORT int msIntersectMultipointPolygon(shapeObj *multipoint,
                                               shapeObj *polygon);
MS_DLL_EXPORT int msIntersectPointPolygon(pointObj *p, shapeObj *polygon);
MS_DLL_EXPORT int msIntersectPolylinePolygon(shapeObj *line, shapeObj *poly);
MS_DLL_EXPORT int msIntersectPolygons(shapeObj *p1, shapeObj *p2);
MS_DLL_EXPORT int msIntersectPolylines(shapeObj *line1, shapeObj *line2);

MS_DLL_EXPORT int msInitQuery(queryObj *query); /* in mapquery.c */
MS_DLL_EXPORT void msFreeQuery(queryObj *query);
MS_DLL_EXPORT int msSaveQuery(mapObj *map, char *filename, int results);
MS_DLL_EXPORT int msLoadQuery(mapObj *map, char *filename);
MS_DLL_EXPORT int msExecuteQuery(mapObj *map);

MS_DLL_EXPORT int
msQueryByIndex(mapObj *map); /* various query methods, all rely on the queryObj
                                hung off the mapObj */
MS_DLL_EXPORT int msQueryByAttributes(mapObj *map);
MS_DLL_EXPORT int msQueryByPoint(mapObj *map);
MS_DLL_EXPORT int msQueryByRect(mapObj *map);
MS_DLL_EXPORT int msQueryByFeatures(mapObj *map);
MS_DLL_EXPORT int msQueryByShape(mapObj *map);
MS_DLL_EXPORT int msQueryByFilter(mapObj *map);

MS_DLL_EXPORT int msGetQueryResultBounds(mapObj *map, rectObj *bounds);
MS_DLL_EXPORT int msIsLayerQueryable(layerObj *lp);
MS_DLL_EXPORT void msQueryFree(mapObj *map, int qlayer); /* todo: rename */
MS_DLL_EXPORT int msRasterQueryByShape(mapObj *map, layerObj *layer,
                                       shapeObj *selectshape);
MS_DLL_EXPORT int msRasterQueryByRect(mapObj *map, layerObj *layer,
                                      rectObj queryRect);
MS_DLL_EXPORT int msRasterQueryByPoint(mapObj *map, layerObj *layer, int mode,
                                       pointObj p, double buffer,
                                       int maxresults);

/* in mapstring.c */
MS_DLL_EXPORT void msStringTrim(char *str);
MS_DLL_EXPORT void msStringTrimBlanks(char *string);
MS_DLL_EXPORT char *msStringTrimLeft(char *string);
MS_DLL_EXPORT char *msStringChop(char *string);
MS_DLL_EXPORT void msStringTrimEOL(char *string);
MS_DLL_EXPORT char *msReplaceSubstring(char *str, const char *old,
                                       const char *sznew);
MS_DLL_EXPORT void msReplaceChar(char *str, char old, char sznew);
MS_DLL_EXPORT char *msCaseReplaceSubstring(char *str, const char *old,
                                           const char *sznew);
MS_DLL_EXPORT char *msStripPath(char *fn);
MS_DLL_EXPORT char *msGetPath(const char *fn);
MS_DLL_EXPORT char *msBuildPath(char *pszReturnPath, const char *abs_path,
                                const char *path);
MS_DLL_EXPORT char *msBuildPath3(char *pszReturnPath, const char *abs_path,
                                 const char *path1, const char *path2);
MS_DLL_EXPORT char *msTryBuildPath(char *szReturnPath, const char *abs_path,
                                   const char *path);
MS_DLL_EXPORT char *msTryBuildPath3(char *szReturnPath, const char *abs_path,
                                    const char *path1, const char *path2);
MS_DLL_EXPORT char **msStringSplit(const char *string, char cd,
                                   int *num_tokens);
MS_DLL_EXPORT char **msStringSplitComplex(const char *pszString,
                                          const char *pszDelimiters,
                                          int *num_tokens, int nFlags);
MS_DLL_EXPORT int msStringArrayContains(char **array, const char *element,
                                        int numElements);
MS_DLL_EXPORT char **msStringTokenize(const char *pszLine, const char *pszDelim,
                                      int *num_tokens, int preserve_quote);
MS_DLL_EXPORT int msCountChars(char *str, char ch);
MS_DLL_EXPORT char *msLongToString(long value);
MS_DLL_EXPORT char *msDoubleToString(double value, int force_f);
MS_DLL_EXPORT char *msIntToString(int value);
MS_DLL_EXPORT void msStringToUpper(char *string);
MS_DLL_EXPORT void msStringToLower(char *string);
MS_DLL_EXPORT void msStringInitCap(char *string);
MS_DLL_EXPORT void msStringFirstCap(char *string);
MS_DLL_EXPORT int msEncodeChar(const char);
MS_DLL_EXPORT char *msEncodeUrlExcept(const char *, const char);
MS_DLL_EXPORT char *msEncodeUrl(const char *);
MS_DLL_EXPORT char *msEscapeJSonString(const char *pszJSonString);
MS_DLL_EXPORT char *msEncodeHTMLEntities(const char *string);
MS_DLL_EXPORT void msDecodeHTMLEntities(const char *string);
MS_DLL_EXPORT int msIsXMLTagValid(const char *string);
MS_DLL_EXPORT char *msStringConcatenate(char *pszDest, const char *pszSrc);
MS_DLL_EXPORT char *msJoinStrings(char **array, int arrayLength,
                                  const char *delimeter);
MS_DLL_EXPORT char *msHashString(const char *pszStr);
MS_DLL_EXPORT char *msCommifyString(char *str);
MS_DLL_EXPORT int msHexToInt(char *hex);
MS_DLL_EXPORT char *msGetEncodedString(const char *string,
                                       const char *encoding);
MS_DLL_EXPORT char *msConvertWideStringToUTF8(const wchar_t *string,
                                              const char *encoding);
MS_DLL_EXPORT wchar_t *msConvertWideStringFromUTF8(const char *string,
                                                   const char *encoding);
MS_DLL_EXPORT int msGetNextGlyph(const char **in_ptr, char *out_string);
MS_DLL_EXPORT int msGetNumGlyphs(const char *in_ptr);
MS_DLL_EXPORT int msGetUnicodeEntity(const char *inptr, unsigned int *unicode);
MS_DLL_EXPORT int msStringIsInteger(const char *string);
MS_DLL_EXPORT int msUTF8ToUniChar(const char *str,
                                  unsigned int *chPtr); /* maptclutf.c */
MS_DLL_EXPORT char *msStringEscape(const char *pszString);
MS_DLL_EXPORT int msStringInArray(const char *pszString, char **array,
                                  int numelements);

typedef struct msStringBuffer msStringBuffer;
MS_DLL_EXPORT msStringBuffer *msStringBufferAlloc(void);
MS_DLL_EXPORT void msStringBufferFree(msStringBuffer *sb);
MS_DLL_EXPORT const char *msStringBufferGetString(msStringBuffer *sb);
MS_DLL_EXPORT char *msStringBufferReleaseStringAndFree(msStringBuffer *sb);
MS_DLL_EXPORT int msStringBufferAppend(msStringBuffer *sb,
                                       const char *pszAppendedString);

MS_DLL_EXPORT int msStringToInt(const char *str, int *value, int base);
MS_DLL_EXPORT int msStringToDouble(const char *str, double *value);

#ifdef __cplusplus
}
std::string msStdStringEscape(const char *pszString);
void msStringTrim(std::string &string);
void msStringTrimBlanks(std::string &string);
void msStringTrimLeft(std::string &string);
std::vector<std::string> msStringSplit(const char *string, char cd);
std::string msStringToLower(const std::string &s);
bool msStringInArray(const char *pszString,
                     const std::vector<std::string> &array);
extern "C" {
#endif

#ifndef HAVE_STRRSTR
MS_DLL_EXPORT char *strrstr(const char *string, const char *find);
#endif /* NEED_STRRSTR */

#ifndef HAVE_STRCASESTR
MS_DLL_EXPORT char *strcasestr(const char *s, const char *find);
#endif /* NEED_STRCASESTR */

#ifndef HAVE_STRNCASECMP
MS_DLL_EXPORT int strncasecmp(const char *s1, const char *s2, size_t len);
#endif /* NEED_STRNCASECMP */

#ifndef HAVE_STRCASECMP
MS_DLL_EXPORT int strcasecmp(const char *s1, const char *s2);
#endif /* NEED_STRCASECMP */

#ifndef HAVE_STRLCAT
MS_DLL_EXPORT size_t strlcat(char *dst, const char *src, size_t siz);
#endif /* NEED_STRLCAT */

#ifndef HAVE_STRLCPY
MS_DLL_EXPORT size_t strlcpy(char *dst, const char *src, size_t siz);
#endif /* NEED_STRLCAT */

MS_DLL_EXPORT char *msStrdup(const char *pszString);

#include "hittest.h"

/* in mapsymbol.c */
/* Use this function *only* with mapfile loading phase */
MS_DLL_EXPORT int loadSymbolSet(symbolSetObj *symbolset, mapObj *map);
/* Use this threadsafe wrapper everywhere else */
MS_DLL_EXPORT int msLoadSymbolSet(symbolSetObj *symbolset, mapObj *map);
MS_DLL_EXPORT int msCopySymbol(symbolObj *dst, const symbolObj *src,
                               mapObj *map);
MS_DLL_EXPORT int msCopySymbolSet(symbolSetObj *dst, const symbolSetObj *src,
                                  mapObj *map);
MS_DLL_EXPORT int msCopyHashTable(hashTableObj *dst, const hashTableObj *src);
MS_DLL_EXPORT void msInitSymbolSet(symbolSetObj *symbolset);
MS_DLL_EXPORT symbolObj *msGrowSymbolSet(symbolSetObj *symbolset);
MS_DLL_EXPORT int msAddImageSymbol(symbolSetObj *symbolset, char *filename);
MS_DLL_EXPORT int msFreeSymbolSet(symbolSetObj *symbolset);
MS_DLL_EXPORT int msFreeSymbol(symbolObj *symbol);
MS_DLL_EXPORT int msAddNewSymbol(mapObj *map, char *name);
MS_DLL_EXPORT int msAppendSymbol(symbolSetObj *symbolset, symbolObj *symbol);
MS_DLL_EXPORT symbolObj *msRemoveSymbol(symbolSetObj *symbolset, int index);
MS_DLL_EXPORT int msSaveSymbolSet(symbolSetObj *symbolset,
                                  const char *filename);
MS_DLL_EXPORT int msLoadImageSymbol(symbolObj *symbol, const char *filename);
MS_DLL_EXPORT int msPreloadImageSymbol(rendererVTableObj *renderer,
                                       symbolObj *symbol);
MS_DLL_EXPORT int msPreloadSVGSymbol(symbolObj *symbol);
MS_DLL_EXPORT symbolObj *msRotateSymbol(symbolObj *symbol, double angle);

MS_DLL_EXPORT int WARN_UNUSED msGetCharacterSize(mapObj *map, char *font,
                                                 int size, char *character,
                                                 rectObj *r);
MS_DLL_EXPORT int WARN_UNUSED msGetMarkerSize(mapObj *map, styleObj *style,
                                              double *width, double *height,
                                              double scalefactor);
/* MS_DLL_EXPORT int msGetCharacterSize(char *character, int size, char *font,
 * rectObj *rect); */
MS_DLL_EXPORT double msSymbolGetDefaultSize(symbolObj *s);
MS_DLL_EXPORT void freeImageCache(struct imageCacheObj *ic);

MS_DLL_EXPORT imageObj WARN_UNUSED *
msDrawLegend(mapObj *map, int scale_independent,
             map_hittest *hittest); /* in maplegend.c */
MS_DLL_EXPORT int WARN_UNUSED msLegendCalcSize(
    mapObj *map, int scale_independent, int *size_x, int *size_y, int *alayers,
    int numl_ayer, map_hittest *hittest, double resolutionfactor);
MS_DLL_EXPORT int WARN_UNUSED msEmbedLegend(mapObj *map, imageObj *img);
MS_DLL_EXPORT int WARN_UNUSED msDrawLegendIcon(mapObj *map, layerObj *lp,
                                               classObj *myClass, int width,
                                               int height, imageObj *img,
                                               int dstX, int dstY,
                                               int scale_independant,
                                               class_hittest *hittest);
MS_DLL_EXPORT imageObj WARN_UNUSED *
msCreateLegendIcon(mapObj *map, layerObj *lp, classObj *myClass, int width,
                   int height, int scale_independant);

MS_DLL_EXPORT int msLoadFontSet(fontSetObj *fontSet,
                                mapObj *map); /* in maplabel.c */
MS_DLL_EXPORT int msInitFontSet(fontSetObj *fontset);
MS_DLL_EXPORT int msFreeFontSet(fontSetObj *fontset);

MS_DLL_EXPORT int WARN_UNUSED msGetTextSymbolSize(mapObj *map,
                                                  textSymbolObj *ts,
                                                  rectObj *r);
MS_DLL_EXPORT int WARN_UNUSED msGetStringSize(mapObj *map, labelObj *label,
                                              int size, char *string,
                                              rectObj *r);

MS_DLL_EXPORT int WARN_UNUSED msAddLabel(mapObj *map, imageObj *image,
                                         labelObj *label, int layerindex,
                                         int classindex, shapeObj *shape,
                                         pointObj *point, double featuresize,
                                         textSymbolObj *ts);
MS_DLL_EXPORT int WARN_UNUSED msAddLabelGroup(mapObj *map, imageObj *image,
                                              layerObj *layer, int classindex,
                                              shapeObj *shape, pointObj *point,
                                              double featuresize);
MS_DLL_EXPORT void insertRenderedLabelMember(mapObj *map,
                                             labelCacheMemberObj *cachePtr);
MS_DLL_EXPORT int msTestLabelCacheCollisions(mapObj *map,
                                             labelCacheMemberObj *cachePtr,
                                             label_bounds *lb,
                                             int current_priority,
                                             int current_label);
MS_DLL_EXPORT int msTestLabelCacheLeaderCollision(mapObj *map, pointObj *lp1,
                                                  pointObj *lp2);
MS_DLL_EXPORT labelCacheMemberObj *
msGetLabelCacheMember(labelCacheObj *labelcache, int i);

MS_DLL_EXPORT void msFreeShape(shapeObj *shape); /* in mapprimitive.c */
int msGetShapeRAMSize(shapeObj *shape);          /* in mapprimitive.c */
MS_DLL_EXPORT void msFreeLabelPathObj(labelPathObj *path);
MS_DLL_EXPORT shapeObj *msShapeFromWKT(const char *string);
MS_DLL_EXPORT char *msShapeToWKT(shapeObj *shape);
MS_DLL_EXPORT void msInitShape(shapeObj *shape);
MS_DLL_EXPORT void msShapeDeleteLine(shapeObj *shape, int line);
MS_DLL_EXPORT int msCopyShape(const shapeObj *from, shapeObj *to);
MS_DLL_EXPORT int msIsOuterRing(shapeObj *shape, int r);
MS_DLL_EXPORT int *msGetOuterList(shapeObj *shape);
MS_DLL_EXPORT int *msGetInnerList(shapeObj *shape, int r, int *outerlist);
MS_DLL_EXPORT void msComputeBounds(shapeObj *shape);
MS_DLL_EXPORT void msRectToPolygon(rectObj rect, shapeObj *poly);
MS_DLL_EXPORT void msClipPolylineRect(shapeObj *shape, rectObj rect);
MS_DLL_EXPORT void msClipPolygonRect(shapeObj *shape, rectObj rect);
MS_DLL_EXPORT void msTransformShape(shapeObj *shape, rectObj extent,
                                    double cellsize, imageObj *image);
MS_DLL_EXPORT void msTransformPoint(pointObj *point, rectObj *extent,
                                    double cellsize, imageObj *image);

MS_DLL_EXPORT void msOffsetPointRelativeTo(pointObj *point, layerObj *layer);
MS_DLL_EXPORT void msOffsetShapeRelativeTo(shapeObj *shape, layerObj *layer);
MS_DLL_EXPORT void msTransformShapeSimplify(shapeObj *shape, rectObj extent,
                                            double cellsize);
MS_DLL_EXPORT void msTransformShapeToPixelSnapToGrid(shapeObj *shape,
                                                     rectObj extent,
                                                     double cellsize,
                                                     double grid_resolution);
MS_DLL_EXPORT void msTransformShapeToPixelRound(shapeObj *shape, rectObj extent,
                                                double cellsize);
MS_DLL_EXPORT void msTransformShapeToPixelDoublePrecision(shapeObj *shape,
                                                          rectObj extent,
                                                          double cellsize);

MS_DLL_EXPORT shapeObj *msDensify(shapeObj *shape, double tolerance);
MS_DLL_EXPORT shapeObj *msRings2Shape(shapeObj *shape, int outer);

#ifndef SWIG

struct line_lengths {
  double *segment_lengths;
  double total_length;
  int longest_segment_index;
};

struct polyline_lengths {
  struct line_lengths *ll;
  double total_length;
  int longest_line_index;
  int longest_segment_line_index, longest_segment_point_index;
};

struct label_auto_result {
  pointObj *label_points;
  double *angles;
  int num_label_points;
};

struct label_follow_result {
  textSymbolObj **follow_labels;
  int num_follow_labels;
  struct label_auto_result lar;
};

#endif

MS_DLL_EXPORT void msTransformPixelToShape(shapeObj *shape, rectObj extent,
                                           double cellsize);
MS_DLL_EXPORT void msPolylineComputeLineSegments(shapeObj *shape,
                                                 struct polyline_lengths *pll);
MS_DLL_EXPORT int msPolylineLabelPath(mapObj *map, imageObj *image, shapeObj *p,
                                      textSymbolObj *ts, labelObj *label,
                                      struct label_follow_result *lfr);
MS_DLL_EXPORT int WARN_UNUSED msPolylineLabelPoint(
    mapObj *map, shapeObj *p, textSymbolObj *ts, labelObj *label,
    struct label_auto_result *lar, double resolutionfactor);
MS_DLL_EXPORT int WARN_UNUSED msLineLabelPath(mapObj *map, imageObj *img,
                                              lineObj *p, textSymbolObj *ts,
                                              struct line_lengths *ll,
                                              struct label_follow_result *lfr,
                                              labelObj *lbl);
MS_DLL_EXPORT int WARN_UNUSED msLineLabelPoint(
    mapObj *map, lineObj *p, textSymbolObj *ts, struct line_lengths *ll,
    struct label_auto_result *lar, labelObj *lbl, double resolutionfactor);
MS_DLL_EXPORT int msPolygonLabelPoint(shapeObj *p, pointObj *lp,
                                      double min_dimension);
MS_DLL_EXPORT int msAddLine(shapeObj *p, const lineObj *new_line);
MS_DLL_EXPORT int msAddLineDirectly(shapeObj *p, lineObj *new_line);
MS_DLL_EXPORT int msAddPointToLine(lineObj *line, pointObj *point);
MS_DLL_EXPORT double msGetPolygonArea(shapeObj *p);
MS_DLL_EXPORT int msGetPolygonCentroid(shapeObj *p, pointObj *lp, double *miny,
                                       double *maxy);

MS_DLL_EXPORT int msDrawRasterLayer(mapObj *map, layerObj *layer,
                                    imageObj *image); /* in mapraster.c */
MS_DLL_EXPORT imageObj *msDrawReferenceMap(mapObj *map);

/* mapbits.c - bit array handling functions and macros */

#define MS_ARRAY_BIT 32

#define MS_GET_BIT(array, i) (array[i >> 5] & (1 << (i & 0x3f)))
#define MS_SET_BIT(array, i)                                                   \
  { array[i >> 5] |= (1 << (i & 0x3f)); }
#define MS_CLR_BIT(array, i)                                                   \
  { array[i >> 5] &= (~(1 << (i & 0x3f))); }

MS_DLL_EXPORT size_t msGetBitArraySize(int numbits); /* in mapbits.c */
MS_DLL_EXPORT ms_bitarray msAllocBitArray(int numbits);
MS_DLL_EXPORT int msGetBit(ms_const_bitarray array, int index);
MS_DLL_EXPORT void msSetBit(ms_bitarray array, int index, int value);
MS_DLL_EXPORT void msSetAllBits(ms_bitarray array, int index, int value);
MS_DLL_EXPORT void msFlipBit(ms_bitarray array, int index);
MS_DLL_EXPORT int msGetNextBit(ms_const_bitarray array, int index, int size);

/* maplayer.c - layerObj  api */

MS_DLL_EXPORT int msLayerInitItemInfo(layerObj *layer);
MS_DLL_EXPORT void msLayerFreeItemInfo(layerObj *layer);

MS_DLL_EXPORT int msLayerOpen(layerObj *layer); /* in maplayer.c */
MS_DLL_EXPORT int msLayerApplyScaletokens(layerObj *layer, double scale);
MS_DLL_EXPORT int msLayerRestoreFromScaletokens(layerObj *layer);
MS_DLL_EXPORT int msClusterLayerOpen(layerObj *layer); /* in mapcluster.c */
MS_DLL_EXPORT int msLayerIsOpen(layerObj *layer);
MS_DLL_EXPORT void msLayerClose(layerObj *layer);
MS_DLL_EXPORT void msLayerFreeExpressions(layerObj *layer);
MS_DLL_EXPORT int msLayerWhichShapes(layerObj *layer, rectObj rect,
                                     int isQuery);
MS_DLL_EXPORT int msLayerGetItemIndex(layerObj *layer, char *item);
MS_DLL_EXPORT int msLayerWhichItems(layerObj *layer, int get_all,
                                    const char *metadata);
MS_DLL_EXPORT int msLayerNextShape(layerObj *layer, shapeObj *shape);
MS_DLL_EXPORT int msLayerGetItems(layerObj *layer);
MS_DLL_EXPORT int msLayerSetItems(layerObj *layer, char **items, int numitems);
MS_DLL_EXPORT int msLayerGetShape(layerObj *layer, shapeObj *shape,
                                  resultObj *record);
MS_DLL_EXPORT int msLayerGetShapeCount(layerObj *layer, rectObj rect,
                                       projectionObj *rectProjection);
MS_DLL_EXPORT int msLayerGetExtent(layerObj *layer, rectObj *extent);
MS_DLL_EXPORT int msLayerSetExtent(layerObj *layer, double minx, double miny,
                                   double maxx, double maxy);
MS_DLL_EXPORT int msLayerGetAutoStyle(mapObj *map, layerObj *layer, classObj *c,
                                      shapeObj *shape);
MS_DLL_EXPORT int msLayerGetFeatureStyle(mapObj *map, layerObj *layer,
                                         classObj *c, shapeObj *shape);
MS_DLL_EXPORT void msLayerAddProcessing(layerObj *layer, const char *directive);
MS_DLL_EXPORT void msLayerSetProcessingKey(layerObj *layer, const char *key,
                                           const char *value);
MS_DLL_EXPORT const char *msLayerGetProcessing(const layerObj *layer,
                                               int proc_index);
MS_DLL_EXPORT const char *msLayerGetProcessingKey(const layerObj *layer,
                                                  const char *);
MS_DLL_EXPORT int msLayerClearProcessing(layerObj *layer);
MS_DLL_EXPORT void
msLayerSubstituteProcessing(layerObj *layer, const char *from, const char *to);
MS_DLL_EXPORT char *msLayerGetFilterString(layerObj *layer);
MS_DLL_EXPORT int msLayerEncodeShapeAttributes(layerObj *layer,
                                               shapeObj *shape);

MS_DLL_EXPORT int msLayerTranslateFilter(layerObj *layer, expressionObj *filter,
                                         char *filteritem);
MS_DLL_EXPORT int msLayerSupportsCommonFilters(layerObj *layer);
MS_DLL_EXPORT const char *msExpressionTokenToString(int token);
MS_DLL_EXPORT int msTokenizeExpression(expressionObj *expression, char **list,
                                       int *listsize);

MS_DLL_EXPORT int msLayerSetTimeFilter(layerObj *lp, const char *timestring,
                                       const char *timefield);
MS_DLL_EXPORT int msLayerMakeBackticsTimeFilter(layerObj *lp,
                                                const char *timestring,
                                                const char *timefield);
MS_DLL_EXPORT int msLayerMakePlainTimeFilter(layerObj *lp,
                                             const char *timestring,
                                             const char *timefield);

MS_DLL_EXPORT int msLayerApplyCondSQLFilterToLayer(FilterEncodingNode *psNode,
                                                   mapObj *map,
                                                   int iLayerIndex);
MS_DLL_EXPORT int msLayerApplyPlainFilterToLayer(FilterEncodingNode *psNode,
                                                 mapObj *map, int iLayerIndex);

/* maplayer.c */
MS_DLL_EXPORT int msLayerGetNumFeatures(layerObj *layer);

MS_DLL_EXPORT int msLayerSupportsPaging(layerObj *layer);

MS_DLL_EXPORT void msLayerEnablePaging(layerObj *layer, int value);
MS_DLL_EXPORT int msLayerGetPaging(layerObj *layer);

MS_DLL_EXPORT int msLayerGetMaxFeaturesToDraw(layerObj *layer,
                                              outputFormatObj *format);

MS_DLL_EXPORT char *msLayerEscapeSQLParam(layerObj *layer,
                                          const char *pszString);
MS_DLL_EXPORT char *msLayerEscapePropertyName(layerObj *layer,
                                              const char *pszString);

int msLayerSupportsSorting(layerObj *layer);
void msLayerSetSort(layerObj *layer, const sortByClause *sortBy);
MS_DLL_EXPORT char *msLayerBuildSQLOrderBy(layerObj *layer);

/* These are special because SWF is using these */
int msOGRLayerNextShape(layerObj *layer, shapeObj *shape);
int msOGRLayerGetItems(layerObj *layer);
void msOGRLayerFreeItemInfo(layerObj *layer);
int msOGRLayerGetShape(layerObj *layer, shapeObj *shape, resultObj *record);
int msOGRLayerGetExtent(layerObj *layer, rectObj *extent);

reprojectionObj MS_DLL_EXPORT *msLayerGetReprojectorToMap(layerObj *layer,
                                                          mapObj *map);

MS_DLL_EXPORT int msOGRGeometryToShape(OGRGeometryH hGeometry, shapeObj *shape,
                                       OGRwkbGeometryType type);

MS_DLL_EXPORT int msInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msConnectLayer(layerObj *layer, const int connectiontype,
                                 const char *library_str);

MS_DLL_EXPORT int msINLINELayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msSHPLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msFlatGeobufLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msTiledSHPLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msOGRLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msPostGISLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msOracleSpatialLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msWFSLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msGraticuleLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msRASTERLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msUVRASTERLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msContourLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msPluginLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT int msUnionLayerInitializeVirtualTable(layerObj *layer);
MS_DLL_EXPORT void msPluginFreeVirtualTableFactory(void);

MS_DLL_EXPORT int LayerDefaultGetShapeCount(layerObj *layer, rectObj rect,
                                            projectionObj *rectProjection);
void msUVRASTERLayerUseMapExtentAndProjectionForNextWhichShapes(layerObj *layer,
                                                                mapObj *map);
rectObj msUVRASTERGetSearchRect(layerObj *layer, mapObj *map);

/* ==================================================================== */
/*      Prototypes for functions in mapdraw.c                           */
/* ==================================================================== */

MS_DLL_EXPORT imageObj *msPrepareImage(mapObj *map, int allow_nonsquare);
MS_DLL_EXPORT imageObj *msDrawMap(mapObj *map, int querymap);
MS_DLL_EXPORT int msLayerIsVisible(mapObj *map, layerObj *layer);
MS_DLL_EXPORT int msDrawLayer(mapObj *map, layerObj *layer, imageObj *image);
MS_DLL_EXPORT int msDrawVectorLayer(mapObj *map, layerObj *layer,
                                    imageObj *image);
MS_DLL_EXPORT int msDrawQueryLayer(mapObj *map, layerObj *layer,
                                   imageObj *image);
MS_DLL_EXPORT int msDrawWMSLayer(mapObj *map, layerObj *layer, imageObj *image);
MS_DLL_EXPORT int msDrawWFSLayer(mapObj *map, layerObj *layer, imageObj *image);

#define MS_DRAWMODE_FEATURES 0x00001
#define MS_DRAW_FEATURES(mode) (MS_DRAWMODE_FEATURES & (mode))
#define MS_DRAWMODE_LABELS 0x00002
#define MS_DRAW_LABELS(mode) (MS_DRAWMODE_LABELS & (mode))
#define MS_DRAWMODE_SINGLESTYLE 0x00004
#define MS_DRAW_SINGLESTYLE(mode) (MS_DRAWMODE_SINGLESTYLE & (mode))
#define MS_DRAWMODE_QUERY 0x00008
#define MS_DRAW_QUERY(mode) (MS_DRAWMODE_QUERY & (mode))
#define MS_DRAWMODE_UNCLIPPEDLABELS 0x00010
#define MS_DRAW_UNCLIPPED_LABELS(mode) (MS_DRAWMODE_UNCLIPPEDLABELS & (mode))
#define MS_DRAWMODE_UNCLIPPEDLINES 0x00020
#define MS_DRAW_UNCLIPPED_LINES(mode) (MS_DRAWMODE_UNCLIPPEDLINES & (mode))

MS_DLL_EXPORT int WARN_UNUSED msDrawShape(mapObj *map, layerObj *layer,
                                          shapeObj *shape, imageObj *image,
                                          int style, int mode);
MS_DLL_EXPORT int WARN_UNUSED msDrawPoint(mapObj *map, layerObj *layer,
                                          pointObj *point, imageObj *image,
                                          int classindex, char *labeltext);

/*Range Support*/
typedef enum { MS_COLORSPACE_RGB, MS_COLORSPACE_HSL } colorspace;
MS_DLL_EXPORT int msShapeToRange(styleObj *style, shapeObj *shape);
MS_DLL_EXPORT int msValueToRange(styleObj *style, double fieldVal,
                                 colorspace cs);

MS_DLL_EXPORT int WARN_UNUSED msDrawMarkerSymbol(mapObj *map, imageObj *image,
                                                 pointObj *p, styleObj *style,
                                                 double scalefactor);
MS_DLL_EXPORT int WARN_UNUSED msDrawLineSymbol(mapObj *map, imageObj *image,
                                               shapeObj *p, styleObj *style,
                                               double scalefactor);
MS_DLL_EXPORT int WARN_UNUSED msDrawShadeSymbol(mapObj *map, imageObj *image,
                                                shapeObj *p, styleObj *style,
                                                double scalefactor);
MS_DLL_EXPORT int WARN_UNUSED msCircleDrawLineSymbol(mapObj *map,
                                                     imageObj *image,
                                                     pointObj *p, double r,
                                                     styleObj *style,
                                                     double scalefactor);
MS_DLL_EXPORT int WARN_UNUSED msCircleDrawShadeSymbol(mapObj *map,
                                                      imageObj *image,
                                                      pointObj *p, double r,
                                                      styleObj *style,
                                                      double scalefactor);
MS_DLL_EXPORT int WARN_UNUSED msDrawPieSlice(mapObj *map, imageObj *image,
                                             pointObj *p, styleObj *style,
                                             double radius, double start,
                                             double end);
MS_DLL_EXPORT int WARN_UNUSED msDrawLabelBounds(mapObj *map, imageObj *image,
                                                label_bounds *bnds,
                                                styleObj *style,
                                                double scalefactor);

MS_DLL_EXPORT void msOutlineRenderingPrepareStyle(styleObj *pStyle, mapObj *map,
                                                  layerObj *layer,
                                                  imageObj *image);
MS_DLL_EXPORT void msOutlineRenderingRestoreStyle(styleObj *pStyle, mapObj *map,
                                                  layerObj *layer,
                                                  imageObj *image);

MS_DLL_EXPORT int WARN_UNUSED msDrawLabel(mapObj *map, imageObj *image,
                                          pointObj labelPnt, char *string,
                                          labelObj *label, double scalefactor);
MS_DLL_EXPORT int WARN_UNUSED msDrawTextSymbol(mapObj *map, imageObj *image,
                                               pointObj labelPnt,
                                               textSymbolObj *ts);
MS_DLL_EXPORT int WARN_UNUSED msDrawLabelCache(mapObj *map, imageObj *image);

MS_DLL_EXPORT void msImageStartLayer(mapObj *map, layerObj *layer,
                                     imageObj *image);
MS_DLL_EXPORT void msImageEndLayer(mapObj *map, layerObj *layer,
                                   imageObj *image);

MS_DLL_EXPORT void msDrawStartShape(mapObj *map, layerObj *layer,
                                    imageObj *image, shapeObj *shape);
MS_DLL_EXPORT void msDrawEndShape(mapObj *map, layerObj *layer, imageObj *image,
                                  shapeObj *shape);
/* ==================================================================== */
/*      End of Prototypes for functions in mapdraw.c                    */
/* ==================================================================== */

/* ==================================================================== */
/*      Prototypes for functions in mapgeomutil.cpp                       */
/* ==================================================================== */
MS_DLL_EXPORT shapeObj *msRasterizeArc(double x0, double y0, double radius,
                                       double startAngle, double endAngle,
                                       int isSlice);
MS_DLL_EXPORT int msHatchPolygon(imageObj *img, shapeObj *poly, double spacing,
                                 double width, double *pattern,
                                 int patternlength, double angle,
                                 colorObj *color);

/* ==================================================================== */
/*      Prototypes for functions in mapimagemap.c                       */
/* ==================================================================== */
MS_DLL_EXPORT imageObj *
msImageCreateIM(int width, int height, outputFormatObj *format, char *imagepath,
                char *imageurl, double resolution, double defresolution);
MS_DLL_EXPORT void msImageStartLayerIM(mapObj *map, layerObj *layer,
                                       imageObj *image);
MS_DLL_EXPORT int msSaveImageIM(imageObj *img, const char *filename,
                                outputFormatObj *format);
MS_DLL_EXPORT void msFreeImageIM(imageObj *img);
MS_DLL_EXPORT void msDrawMarkerSymbolIM(mapObj *map, imageObj *img, pointObj *p,
                                        styleObj *style, double scalefactor);
MS_DLL_EXPORT void msDrawLineSymbolIM(mapObj *map, imageObj *img, shapeObj *p,
                                      styleObj *style, double scalefactor);
MS_DLL_EXPORT void msDrawShadeSymbolIM(mapObj *map, imageObj *img, shapeObj *p,
                                       styleObj *style, double scalefactor);
MS_DLL_EXPORT int msDrawTextIM(mapObj *map, imageObj *img, pointObj labelPnt,
                               char *string, labelObj *label,
                               double scalefactor);
/* ==================================================================== */
/*      End of Prototypes for functions in mapimagemap.c                */
/* ==================================================================== */

/* various JOIN functions (in mapjoin.c) */
MS_DLL_EXPORT int msJoinConnect(layerObj *layer, joinObj *join);
MS_DLL_EXPORT int msJoinPrepare(joinObj *join, shapeObj *shape);
MS_DLL_EXPORT int msJoinNext(joinObj *join);
MS_DLL_EXPORT int msJoinClose(joinObj *join);

/*in mapraster.c */
int msDrawRasterLayerLowCheckIfMustDraw(mapObj *map, layerObj *layer);
void *msDrawRasterLayerLowOpenDataset(mapObj *map, layerObj *layer,
                                      const char *filename,
                                      char szPath[MS_MAXPATHLEN],
                                      char **p_decrypted_path);
void msDrawRasterLayerLowCloseDataset(layerObj *layer, void *hDataset);
int msDrawRasterLayerLowWithDataset(mapObj *map, layerObj *layer,
                                    imageObj *image, rasterBufferObj *rb,
                                    void *hDatasetIn);

MS_DLL_EXPORT int msDrawRasterLayerLow(mapObj *map, layerObj *layer,
                                       imageObj *image, rasterBufferObj *rb);
MS_DLL_EXPORT int msGetClass(layerObj *layer, colorObj *color,
                             int colormap_index);
MS_DLL_EXPORT int msGetClass_FloatRGB(layerObj *layer, float fValue, int red,
                                      int green, int blue);
int msGetClass_FloatRGB_WithFirstClassToTry(layerObj *layer, float fValue,
                                            int red, int green, int blue,
                                            int firstClassToTry);

/* in mapdrawgdal.c */
MS_DLL_EXPORT int msDrawRasterLayerGDAL(mapObj *map, layerObj *layer,
                                        imageObj *image, rasterBufferObj *rb,
                                        void *hDSVoid);
MS_DLL_EXPORT int msGetGDALGeoTransform(void *hDS, mapObj *map, layerObj *layer,
                                        double *padfGeoTransform);
MS_DLL_EXPORT int *msGetGDALBandList(layerObj *layer, void *hDS, int max_bands,
                                     int *band_count);
MS_DLL_EXPORT double msGetGDALNoDataValue(layerObj *layer, void *hBand,
                                          int *pbGotNoData);

/* in interpolation.c */
MS_DLL_EXPORT int msInterpolationDataset(mapObj *map, imageObj *image,
                                         layerObj *layer, void **hDSvoid,
                                         void **cleanup_ptr);
MS_DLL_EXPORT int msCleanupInterpolationDataset(mapObj *map, imageObj *image,
                                                layerObj *layer,
                                                void *cleanup_ptr);

/* in mapchart.c */
MS_DLL_EXPORT int msDrawChartLayer(mapObj *map, layerObj *layer,
                                   imageObj *image);

/* ==================================================================== */
/*      End of prototypes for functions in mapgd.c                      */
/* ==================================================================== */

/* ==================================================================== */
/*      Prototypes for functions in maputil.c                           */
/* ==================================================================== */

MS_DLL_EXPORT int msScaleInBounds(double scale, double minscale,
                                  double maxscale);
MS_DLL_EXPORT void *msSmallMalloc(size_t nSize);
MS_DLL_EXPORT void *msSmallRealloc(void *pData, size_t nNewSize);
MS_DLL_EXPORT void *msSmallCalloc(size_t nCount, size_t nSize);
MS_DLL_EXPORT int msIntegerInArray(const int value, int *array,
                                   int numelements);

MS_DLL_EXPORT int msExtentsOverlap(mapObj *map, layerObj *layer);
MS_DLL_EXPORT char *msBuildOnlineResource(mapObj *map, cgiRequestObj *req);

/* For mapswf */
MS_DLL_EXPORT int getRgbColor(mapObj *map, int i, int *r, int *g,
                              int *b); /* maputil.c */

MS_DLL_EXPORT int msBindLayerToShape(layerObj *layer, shapeObj *shape,
                                     int querymapMode);
MS_DLL_EXPORT int msValidateContexts(mapObj *map);
MS_DLL_EXPORT int msEvalContext(mapObj *map, layerObj *layer, char *context);
MS_DLL_EXPORT int msEvalExpression(layerObj *layer, shapeObj *shape,
                                   expressionObj *expression, int itemindex);
MS_DLL_EXPORT int msShapeGetClass(layerObj *layer, mapObj *map, shapeObj *shape,
                                  int *classgroup, int numclasses);
MS_DLL_EXPORT int msShapeGetNextClass(int currentclass, layerObj *layer,
                                      mapObj *map, shapeObj *shape,
                                      int *classgroup, int numclasses);
MS_DLL_EXPORT int msShapeCheckSize(shapeObj *shape, double minfeaturesize);
MS_DLL_EXPORT char *msShapeGetLabelAnnotation(layerObj *layer, shapeObj *shape,
                                              labelObj *lbl);
MS_DLL_EXPORT int msGetLabelStatus(mapObj *map, layerObj *layer,
                                   shapeObj *shape, labelObj *lbl);
MS_DLL_EXPORT int msAdjustImage(rectObj rect, int *width, int *height);
MS_DLL_EXPORT char *msEvalTextExpression(expressionObj *expr, shapeObj *shape);
MS_DLL_EXPORT char *msEvalTextExpressionJSonEscape(expressionObj *expr,
                                                   shapeObj *shape);
MS_DLL_EXPORT double msEvalDoubleExpression(expressionObj *expr,
                                            shapeObj *shape);
MS_DLL_EXPORT double msAdjustExtent(rectObj *rect, int width, int height);
MS_DLL_EXPORT int msConstrainExtent(rectObj *bounds, rectObj *rect,
                                    double overlay);
MS_DLL_EXPORT int *msGetLayersIndexByGroup(mapObj *map, char *groupname,
                                           int *nCount);
MS_DLL_EXPORT unsigned char *msSaveImageBuffer(imageObj *image, int *size_ptr,
                                               outputFormatObj *format);
MS_DLL_EXPORT shapeObj *msOffsetPolyline(shapeObj *shape, double offsetx,
                                         double offsety);
MS_DLL_EXPORT int msMapSetLayerProjections(mapObj *map);

/* Functions to chnage the drawing order of the layers. */
/* Defined in mapobject.c */
MS_DLL_EXPORT int msMoveLayerUp(mapObj *map, int nLayerIndex);
MS_DLL_EXPORT int msMoveLayerDown(mapObj *map, int nLayerIndex);
MS_DLL_EXPORT int msSetLayersdrawingOrder(mapObj *self, int *panIndexes);
MS_DLL_EXPORT int msInsertLayer(mapObj *map, layerObj *layer, int nIndex);
MS_DLL_EXPORT layerObj *msRemoveLayer(mapObj *map, int nIndex);

/* Defined in layerobject.c */
MS_DLL_EXPORT int msInsertClass(layerObj *layer, classObj *classobj,
                                int nIndex);
MS_DLL_EXPORT classObj *msRemoveClass(layerObj *layer, int nIndex);
MS_DLL_EXPORT int msMoveClassUp(layerObj *layer, int nClassIndex);
MS_DLL_EXPORT int msMoveClassDown(layerObj *layer, int nClassIndex);

/* classobject.c */
MS_DLL_EXPORT int msAddLabelToClass(classObj *classo, labelObj *label);
MS_DLL_EXPORT labelObj *msRemoveLabelFromClass(classObj *classo,
                                               int nLabelIndex);
MS_DLL_EXPORT int msMoveStyleUp(classObj *classo, int nStyleIndex);
MS_DLL_EXPORT int msMoveStyleDown(classObj *classo, int nStyleIndex);
MS_DLL_EXPORT int msDeleteStyle(classObj *classo, int nStyleIndex);
MS_DLL_EXPORT int msInsertStyle(classObj *classo, styleObj *style,
                                int nStyleIndex);
MS_DLL_EXPORT styleObj *msRemoveStyle(classObj *classo, int index);

/* maplabel.c */
MS_DLL_EXPORT int msInsertLabelStyle(labelObj *label, styleObj *style,
                                     int nStyleIndex);
MS_DLL_EXPORT int msMoveLabelStyleUp(labelObj *label, int nStyleIndex);
MS_DLL_EXPORT int msMoveLabelStyleDown(labelObj *label, int nStyleIndex);
MS_DLL_EXPORT int msDeleteLabelStyle(labelObj *label, int nStyleIndex);
MS_DLL_EXPORT styleObj *msRemoveLabelStyle(labelObj *label, int nStyleIndex);

/* Measured shape utility functions. */
MS_DLL_EXPORT pointObj *msGetPointUsingMeasure(shapeObj *shape, double m);
MS_DLL_EXPORT pointObj *msGetMeasureUsingPoint(shapeObj *shape,
                                               pointObj *point);

MS_DLL_EXPORT char **msGetAllGroupNames(mapObj *map, int *numTok);
MS_DLL_EXPORT char *msTmpFile(mapObj *map, const char *mappath,
                              const char *tmppath, const char *ext);
MS_DLL_EXPORT char *msTmpPath(mapObj *map, const char *mappath,
                              const char *tmppath);
MS_DLL_EXPORT char *msTmpFilename(const char *ext);
MS_DLL_EXPORT void msForceTmpFileBase(const char *new_base);

MS_DLL_EXPORT imageObj *msImageCreate(int width, int height,
                                      outputFormatObj *format, char *imagepath,
                                      char *imageurl, double resolution,
                                      double defresolution, colorObj *bg);

MS_DLL_EXPORT void msAlphaBlend(unsigned char red_src, unsigned char green_src,
                                unsigned char blue_src, unsigned char alpha_src,
                                unsigned char *red_dst,
                                unsigned char *green_dst,
                                unsigned char *blue_dst,
                                unsigned char *alpha_dst);
MS_DLL_EXPORT void
msAlphaBlendPM(unsigned char red_src, unsigned char green_src,
               unsigned char blue_src, unsigned char alpha_src,
               unsigned char *red_dst, unsigned char *green_dst,
               unsigned char *blue_dst, unsigned char *alpha_dst);

MS_DLL_EXPORT void msRGBtoHSL(colorObj *rgb, double *h, double *s, double *l);

MS_DLL_EXPORT void msHSLtoRGB(double h, double s, double l, colorObj *rgb);

MS_DLL_EXPORT int msCheckParentPointer(void *p, const char *objname);

MS_DLL_EXPORT int *msAllocateValidClassGroups(layerObj *lp, int *nclasses);

MS_DLL_EXPORT void msFreeRasterBuffer(rasterBufferObj *b);
MS_DLL_EXPORT void msSetLayerOpacity(layerObj *layer, int opacity);

void msMapSetLanguageSpecificConnection(mapObj *map,
                                        const char *validated_language);
MS_DLL_EXPORT shapeObj *msGeneralize(shapeObj *shape, double tolerance);
/* ==================================================================== */
/*      End of prototypes for functions in maputil.c                    */
/* ==================================================================== */

/* ==================================================================== */
/*      prototypes for functions in mapoutput.c                         */
/* ==================================================================== */

MS_DLL_EXPORT void msApplyDefaultOutputFormats(mapObj *);
MS_DLL_EXPORT void msFreeOutputFormat(outputFormatObj *);
MS_DLL_EXPORT int msGetOutputFormatIndex(mapObj *map, const char *imagetype);
MS_DLL_EXPORT int msRemoveOutputFormat(mapObj *map, const char *imagetype);
MS_DLL_EXPORT int msAppendOutputFormat(mapObj *map, outputFormatObj *format);
MS_DLL_EXPORT outputFormatObj *msSelectOutputFormat(mapObj *map,
                                                    const char *imagetype);
MS_DLL_EXPORT void msApplyOutputFormat(outputFormatObj **target,
                                       outputFormatObj *format,
                                       int transparent);
MS_DLL_EXPORT const char *msGetOutputFormatOption(outputFormatObj *format,
                                                  const char *optionkey,
                                                  const char *defaultresult);
MS_DLL_EXPORT outputFormatObj *
msCreateDefaultOutputFormat(mapObj *map, const char *driver, const char *name,
                            const char *mimetype);
MS_DLL_EXPORT int msPostMapParseOutputFormatSetup(mapObj *map);
MS_DLL_EXPORT void msSetOutputFormatOption(outputFormatObj *format,
                                           const char *key, const char *value);
MS_DLL_EXPORT void msGetOutputFormatMimeList(mapObj *map, char **mime_list,
                                             int max_mime);
MS_DLL_EXPORT void
msGetOutputFormatMimeListImg(mapObj *map, const char **mime_list, int max_mime);
MS_DLL_EXPORT void
msGetOutputFormatMimeListWMS(mapObj *map, const char **mime_list, int max_mime);
MS_DLL_EXPORT outputFormatObj *msCloneOutputFormat(outputFormatObj *format);
MS_DLL_EXPORT int msOutputFormatValidate(outputFormatObj *format,
                                         int issue_error);
void msOutputFormatResolveFromImage(mapObj *map, imageObj *img);

/* ==================================================================== */
/*      End of prototypes for functions in mapoutput.c                  */
/* ==================================================================== */

/* ==================================================================== */
/*      prototypes for functions in mapgdal.c                           */
/* ==================================================================== */
MS_DLL_EXPORT int msSaveImageGDAL(mapObj *map, imageObj *image,
                                  const char *filename);
MS_DLL_EXPORT int msInitDefaultGDALOutputFormat(outputFormatObj *format);
void msCleanVSIDir(const char *pszDir);
char **msGetStringListFromHashTable(hashTableObj *table);

/* ==================================================================== */
/*      prototypes for functions in mapogroutput.c                      */
/* ==================================================================== */
MS_DLL_EXPORT int msInitDefaultOGROutputFormat(outputFormatObj *format);
MS_DLL_EXPORT int msOGRWriteFromQuery(mapObj *map, outputFormatObj *format,
                                      int sendheaders);

/* ==================================================================== */
/*      Public prototype for mapogr.cpp functions.                      */
/* ==================================================================== */
int MS_DLL_EXPORT msOGRLayerWhichShapes(layerObj *layer, rectObj rect,
                                        int isQuery);
int MS_DLL_EXPORT msOGRLayerOpen(
    layerObj *layer, const char *pszOverrideConnection); /* in mapogr.cpp */
int MS_DLL_EXPORT msOGRLayerClose(layerObj *layer);

char MS_DLL_EXPORT *msOGRShapeToWKT(shapeObj *shape);
shapeObj MS_DLL_EXPORT *msOGRShapeFromWKT(const char *string);
int msOGRUpdateStyleFromString(mapObj *map, layerObj *layer, classObj *c,
                               const char *stylestring);

/* ==================================================================== */
/*      prototypes for functions in mapcopy                             */
/* ==================================================================== */
MS_DLL_EXPORT int msCopyMap(mapObj *dst, const mapObj *src);
MS_DLL_EXPORT int msCopyLayer(layerObj *dst, const layerObj *src);
MS_DLL_EXPORT int msCopyScaleToken(const scaleTokenObj *src,
                                   scaleTokenObj *dst);
MS_DLL_EXPORT int msCopyPoint(pointObj *dst, const pointObj *src);
MS_DLL_EXPORT int msCopyFontSet(fontSetObj *dst, const fontSetObj *src,
                                mapObj *map);
MS_DLL_EXPORT void copyProperty(void *dst, const void *src, int size);
MS_DLL_EXPORT char *copyStringProperty(char **dst, const char *src);
MS_DLL_EXPORT int msCopyClass(classObj *dst, const classObj *src,
                              layerObj *layer);
MS_DLL_EXPORT int msCopyStyle(styleObj *dst, const styleObj *src);
MS_DLL_EXPORT int msCopyLabel(labelObj *dst, const labelObj *src);
MS_DLL_EXPORT int msCopyLabelLeader(labelLeaderObj *dst,
                                    const labelLeaderObj *src);
MS_DLL_EXPORT int msCopyLine(lineObj *dst, const lineObj *src);
MS_DLL_EXPORT int msCopyProjection(projectionObj *dst,
                                   const projectionObj *src);
MS_DLL_EXPORT int msCopyProjectionExtended(projectionObj *dst,
                                           const projectionObj *src,
                                           char **args, int num_args);
int msCopyExpression(expressionObj *dst, const expressionObj *src);
int msCopyProjection(projectionObj *dst, const projectionObj *src);
MS_DLL_EXPORT int msCopyRasterBuffer(rasterBufferObj *dst,
                                     const rasterBufferObj *src);

/* ==================================================================== */
/*      end prototypes for functions in mapcopy                         */
/* ==================================================================== */

/* ==================================================================== */
/*      mappool.c: connection pooling API.                              */
/* ==================================================================== */
MS_DLL_EXPORT void *msConnPoolRequest(layerObj *layer);
MS_DLL_EXPORT void msConnPoolRelease(layerObj *layer, void *);
MS_DLL_EXPORT void msConnPoolRegister(layerObj *layer, void *conn_handle,
                                      void (*close)(void *));
MS_DLL_EXPORT void msConnPoolCloseUnreferenced(void);
MS_DLL_EXPORT void msConnPoolFinalCleanup(void);

/* ==================================================================== */
/*      prototypes for functions in mapcpl.c                            */
/* ==================================================================== */
MS_DLL_EXPORT const char *msGetBasename(const char *pszFullFilename);
MS_DLL_EXPORT void *msGetSymbol(const char *pszLibrary,
                                const char *pszEntryPoint);

/* ==================================================================== */
/*      prototypes for functions in mapgeos.c                         */
/* ==================================================================== */
MS_DLL_EXPORT void msGEOSSetup(void);
MS_DLL_EXPORT void msGEOSCleanup(void);
MS_DLL_EXPORT void msGEOSFreeGeometry(shapeObj *shape);

MS_DLL_EXPORT shapeObj *msGEOSShapeFromWKT(const char *string);
MS_DLL_EXPORT char *msGEOSShapeToWKT(shapeObj *shape);
MS_DLL_EXPORT void msGEOSFreeWKT(char *pszGEOSWKT);

MS_DLL_EXPORT shapeObj *msGEOSBuffer(shapeObj *shape, double width);
MS_DLL_EXPORT shapeObj *msGEOSSimplify(shapeObj *shape, double tolerance);
MS_DLL_EXPORT shapeObj *msGEOSTopologyPreservingSimplify(shapeObj *shape,
                                                         double tolerance);
MS_DLL_EXPORT shapeObj *msGEOSConvexHull(shapeObj *shape);
MS_DLL_EXPORT shapeObj *msGEOSBoundary(shapeObj *shape);
MS_DLL_EXPORT pointObj *msGEOSGetCentroid(shapeObj *shape);
MS_DLL_EXPORT shapeObj *msGEOSUnion(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT shapeObj *msGEOSIntersection(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT shapeObj *msGEOSDifference(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT shapeObj *msGEOSSymDifference(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT shapeObj *msGEOSOffsetCurve(shapeObj *p, double offset);
MS_DLL_EXPORT shapeObj *msGEOSVoronoiDiagram(shapeObj *shape, double tolerance,
                                             int onlyEdges);
MS_DLL_EXPORT shapeObj *msGEOSCenterline(shapeObj *shape);

MS_DLL_EXPORT int msGEOSContains(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT int msGEOSOverlaps(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT int msGEOSWithin(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT int msGEOSCrosses(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT int msGEOSIntersects(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT int msGEOSTouches(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT int msGEOSEquals(shapeObj *shape1, shapeObj *shape2);
MS_DLL_EXPORT int msGEOSDisjoint(shapeObj *shape1, shapeObj *shape2);

MS_DLL_EXPORT double msGEOSArea(shapeObj *shape);
MS_DLL_EXPORT double msGEOSLength(shapeObj *shape);
MS_DLL_EXPORT double msGEOSDistance(shapeObj *shape1, shapeObj *shape2);

/* ==================================================================== */
/*      prototypes for functions in mapcrypto.c                         */
/* ==================================================================== */
MS_DLL_EXPORT int msGenerateEncryptionKey(unsigned char *k);
MS_DLL_EXPORT int msReadEncryptionKeyFromFile(const char *keyfile,
                                              unsigned char *k);
MS_DLL_EXPORT void msEncryptStringWithKey(const unsigned char *key,
                                          const char *in, char *out);
MS_DLL_EXPORT void msDecryptStringWithKey(const unsigned char *key,
                                          const char *in, char *out);
MS_DLL_EXPORT char *msDecryptStringTokens(mapObj *map, const char *in);
MS_DLL_EXPORT void msHexEncode(const unsigned char *in, char *out,
                               int numbytes);
MS_DLL_EXPORT int msHexDecode(const char *in, unsigned char *out, int numchars);

/* ==================================================================== */
/*      prototypes for functions in mapxmp.c                            */
/* ==================================================================== */
MS_DLL_EXPORT int msXmpPresent(mapObj *map);
MS_DLL_EXPORT int msXmpWrite(mapObj *map, const char *filename);

/* ==================================================================== */
/*      prototypes for functions in mapgeomtransform.c                  */
/* ==================================================================== */
enum MS_GEOMTRANSFORM_TYPE {
  MS_GEOMTRANSFORM_NONE,
  MS_GEOMTRANSFORM_EXPRESSION,
  MS_GEOMTRANSFORM_START,
  MS_GEOMTRANSFORM_END,
  MS_GEOMTRANSFORM_VERTICES,
  MS_GEOMTRANSFORM_BBOX,
  MS_GEOMTRANSFORM_CENTROID,
  MS_GEOMTRANSFORM_BUFFER,
  MS_GEOMTRANSFORM_CONVEXHULL,
  MS_GEOMTRANSFORM_LABELPOINT,
  MS_GEOMTRANSFORM_LABELPOLY,
  MS_GEOMTRANSFORM_LABELCENTER
};

MS_DLL_EXPORT int msDrawTransformedShape(mapObj *map, imageObj *image,
                                         shapeObj *shape, styleObj *style,
                                         double scalefactor);
MS_DLL_EXPORT void msStyleSetGeomTransform(styleObj *s, char *transform);
MS_DLL_EXPORT char *msStyleGetGeomTransform(styleObj *style);

MS_DLL_EXPORT int msGeomTransformShape(mapObj *map, layerObj *layer,
                                       shapeObj *shape);

/* ==================================================================== */
/*      end of prototypes for functions in mapgeomtransform.c                 */
/* ==================================================================== */

/* ==================================================================== */
/*      prototypes for functions in mapgraticule.c                      */
/* ==================================================================== */
MS_DLL_EXPORT graticuleIntersectionObj *
msGraticuleLayerGetIntersectionPoints(mapObj *map, layerObj *layer);
MS_DLL_EXPORT void
msGraticuleLayerFreeIntersectionPoints(graticuleIntersectionObj *psValue);

/* ==================================================================== */
/*      end of prototypes for functions in mapgraticule.c               */
/* ==================================================================== */

/* ==================================================================== */
/*      prototypes for functions in mapsmoothing.c                      */
/* ==================================================================== */
MS_DLL_EXPORT shapeObj *msSmoothShapeSIA(shapeObj *shape, int ss, int si,
                                         char *preprocessing);

/* ==================================================================== */
/*      end of prototypes for functions in mapsmoothing.c               */
/* ==================================================================== */

/* ==================================================================== */
/*      prototypes for functions in mapv8.cpp                           */
/* ==================================================================== */
#ifdef USE_V8_MAPSCRIPT
MS_DLL_EXPORT void msV8CreateContext(mapObj *map);
MS_DLL_EXPORT void msV8ContextSetLayer(mapObj *map, layerObj *layer);
MS_DLL_EXPORT void msV8FreeContext(mapObj *map);
MS_DLL_EXPORT char *msV8GetFeatureStyle(mapObj *map, const char *filename,
                                        layerObj *layer, shapeObj *shape);
MS_DLL_EXPORT shapeObj *msV8TransformShape(shapeObj *shape,
                                           const char *filename);
#endif
/* ==================================================================== */
/*      end of prototypes for functions in mapv8.cpp                    */
/* ==================================================================== */

#endif

#ifndef SWIG
/*
 * strokeStyleObj
 */
typedef struct {
  double width; /* line width in pixels */

  /* line pattern, e.g. dots, dashes, etc.. */
  int patternlength;
  double pattern[MS_MAXPATTERNLENGTH];
  double patternoffset;

  /* must be a valid color if not NULL */
  /* color.alpha must be used if supported by the renderer */
  colorObj *color;

  int linecap;  /* MS_CJC_TRIANGLE, MS_CJC_SQUARE, MS_CJC_ROUND, MS_CJC_BUTT */
  int linejoin; /* MS_CJC_BEVEL MS_CJC_ROUND MS_CJC_MITER */
  double linejoinmaxsize;
  int antialiased;
} strokeStyleObj;

#define INIT_STROKE_STYLE(s)                                                   \
  {                                                                            \
    (s).width = 0;                                                             \
    (s).patternlength = 0;                                                     \
    (s).color = NULL;                                                          \
    (s).linecap = MS_CJC_ROUND;                                                \
    (s).linejoin = MS_CJC_ROUND;                                               \
    (s).linejoinmaxsize = 0;                                                   \
    (s).antialiased = MS_TRUE;                                                 \
  }

/*
 * symbolStyleObj
 */
typedef struct {
  /* must be valid colors if not NULL */
  /* color.alpha must be used if supported by the renderer */
  colorObj *color;
  colorObj *backgroundcolor;

  double outlinewidth;
  colorObj *outlinecolor;

  /* scalefactor to be applied on the tile or symbol*/
  double scale;

  /* rotation to apply on the symbol (and the tile?)
   * in radians */
  double rotation;

  /* the gap to space symbols appart when used as a polygon tile
   */
  double gap;

  /* style object, necessary for vector type renderers to be able
   * to render symbols through other renders such as cairo/agg */
  styleObj *style;
} symbolStyleObj;

#define INIT_SYMBOL_STYLE(s)                                                   \
  {                                                                            \
    (s).color = NULL;                                                          \
    (s).backgroundcolor = NULL;                                                \
    (s).outlinewidth = 0;                                                      \
    (s).outlinecolor = NULL;                                                   \
    (s).scale = 1.0;                                                           \
    (s).rotation = 0;                                                          \
    (s).style = NULL;                                                          \
  }

struct tileCacheObj {
  symbolObj *symbol;
  int width;
  int height;
  colorObj color, outlinecolor, backgroundcolor;
  double outlinewidth, rotation, scale;
  imageObj *image;
  tileCacheObj *next;
};

/*
 * labelStyleObj
 */
typedef struct {
  /* full paths to truetype font file */
  char *fonts[MS_MAX_LABEL_FONTS];
  int numfonts;
  double size;
  double rotation;
  colorObj *color;
  double outlinewidth;
  colorObj *outlinecolor;
} labelStyleObj;

#define INIT_LABEL_STYLE(s)                                                    \
  { memset(&(s), '\0', sizeof(labelStyleObj)); }

#endif

#ifndef SWIG
MS_DLL_EXPORT int msInitializeDummyRenderer(rendererVTableObj *vtable);
MS_DLL_EXPORT int msInitializeRendererVTable(outputFormatObj *outputformat);
MS_DLL_EXPORT int
msPopulateRendererVTableCairoRaster(rendererVTableObj *renderer);
MS_DLL_EXPORT int msPopulateRendererVTableCairoSVG(rendererVTableObj *renderer);
MS_DLL_EXPORT int msPopulateRendererVTableCairoPDF(rendererVTableObj *renderer);
MS_DLL_EXPORT int msPopulateRendererVTableOGL(rendererVTableObj *renderer);
MS_DLL_EXPORT int msPopulateRendererVTableAGG(rendererVTableObj *renderer);
MS_DLL_EXPORT int msPopulateRendererVTableUTFGrid(rendererVTableObj *renderer);
MS_DLL_EXPORT int msPopulateRendererVTableKML(rendererVTableObj *renderer);
MS_DLL_EXPORT int msPopulateRendererVTableOGR(rendererVTableObj *renderer);
MS_DLL_EXPORT int msPopulateRendererVTableMVT(rendererVTableObj *renderer);

MS_DLL_EXPORT int msMVTWriteTile(mapObj *map, int sendheaders);

#ifdef USE_CAIRO
MS_DLL_EXPORT void msCairoCleanup(void);
#endif

/* allocate 50k for starters */
#define MS_DEFAULT_BUFFER_ALLOC 50000

typedef struct _autobuffer {
  unsigned char *data;
  size_t size;
  size_t available;
  size_t _next_allocation_size;
} bufferObj;

/* in mapimageio.c */
int msQuantizeRasterBuffer(rasterBufferObj *rb, unsigned int *reqcolors,
                           rgbaPixel *palette, rgbaPixel *forced_palette,
                           int num_forced_palette_entries,
                           unsigned int *palette_scaling_maxval);
int msClassifyRasterBuffer(rasterBufferObj *rb, rasterBufferObj *qrb);
int msSaveRasterBuffer(mapObj *map, rasterBufferObj *data, FILE *stream,
                       outputFormatObj *format);
int msSaveRasterBufferToBuffer(rasterBufferObj *data, bufferObj *buffer,
                               outputFormatObj *format);
int msLoadMSRasterBufferFromFile(char *path, rasterBufferObj *rb);

/* in mapagg.cpp */
void msApplyBlurringCompositingFilter(rasterBufferObj *rb, unsigned int radius);

int WARN_UNUSED msApplyCompositingFilter(mapObj *map, rasterBufferObj *rb,
                                         CompositingFilter *filter);

void msBufferInit(bufferObj *buffer);
void msBufferResize(bufferObj *buffer, size_t target_size);
MS_DLL_EXPORT void msBufferFree(bufferObj *buffer);
MS_DLL_EXPORT void msBufferAppend(bufferObj *buffer, void *data, size_t length);

typedef struct {
  int charWidth, charHeight;
} fontMetrics;

struct rendererVTableObj {
  int supports_pixel_buffer;
  int supports_clipping;
  int supports_svg;
  int use_imagecache;
  enum MS_TRANSFORM_MODE default_transform_mode;
  enum MS_TRANSFORM_MODE transform_mode;
  double default_approximation_scale;
  double approximation_scale;

  void *renderer_data;

  int WARN_UNUSED (*renderLine)(imageObj *img, shapeObj *p,
                                strokeStyleObj *style);
  int WARN_UNUSED (*renderPolygon)(imageObj *img, shapeObj *p, colorObj *color);
  int WARN_UNUSED (*renderPolygonTiled)(imageObj *img, shapeObj *p,
                                        imageObj *tile);
  int WARN_UNUSED (*renderLineTiled)(imageObj *img, shapeObj *p,
                                     imageObj *tile);

  /* only ts->textpath is guaranteed to be populated. Other fields might be
   * 0/NULL */
  int WARN_UNUSED (*renderGlyphs)(imageObj *img, const textSymbolObj *ts,
                                  colorObj *clr, colorObj *olcolor, int olwidth,
                                  int isMarker);

  int WARN_UNUSED (*renderVectorSymbol)(imageObj *img, double x, double y,
                                        symbolObj *symbol,
                                        symbolStyleObj *style);

  int WARN_UNUSED (*renderPixmapSymbol)(imageObj *img, double x, double y,
                                        symbolObj *symbol,
                                        symbolStyleObj *style);

  int WARN_UNUSED (*renderEllipseSymbol)(imageObj *image, double x, double y,
                                         symbolObj *symbol,
                                         symbolStyleObj *style);

  int WARN_UNUSED (*renderSVGSymbol)(imageObj *img, double x, double y,
                                     symbolObj *symbol, symbolStyleObj *style);

  int WARN_UNUSED (*renderTile)(imageObj *img, imageObj *tile, double x,
                                double y);

  int WARN_UNUSED (*loadImageFromFile)(char *path, rasterBufferObj *rb);

  int WARN_UNUSED (*getRasterBufferHandle)(imageObj *img, rasterBufferObj *rb);
  int WARN_UNUSED (*getRasterBufferCopy)(imageObj *img, rasterBufferObj *rb);
  int WARN_UNUSED (*initializeRasterBuffer)(rasterBufferObj *rb, int width,
                                            int height, int mode);

  int WARN_UNUSED (*mergeRasterBuffer)(imageObj *dest, rasterBufferObj *overlay,
                                       double opacity, int srcX, int srcY,
                                       int dstX, int dstY, int width,
                                       int height);
  int WARN_UNUSED (*compositeRasterBuffer)(imageObj *dest,
                                           rasterBufferObj *overlay,
                                           CompositingOperation comp_op,
                                           int opacity);

  /* image i/o */
  imageObj *WARN_UNUSED (*createImage)(int width, int height,
                                       outputFormatObj *format, colorObj *bg);
  int WARN_UNUSED (*saveImage)(imageObj *img, mapObj *map, FILE *fp,
                               outputFormatObj *format);
  unsigned char *WARN_UNUSED (*saveImageBuffer)(imageObj *img, int *size_ptr,
                                                outputFormatObj *format);
  /*...*/

  int (*startLayer)(imageObj *img, mapObj *map, layerObj *layer);
  int (*endLayer)(imageObj *img, mapObj *map, layerObj *layer);

  int (*startShape)(imageObj *img, shapeObj *shape);
  int (*endShape)(imageObj *img, shapeObj *shape);
  int (*setClip)(imageObj *img, rectObj clipRect);
  int (*resetClip)(imageObj *img);

  int (*freeImage)(imageObj *image);
  int (*freeSymbol)(symbolObj *symbol);
  int (*cleanup)(void *renderer_data);
};
MS_DLL_EXPORT int msRenderRasterizedSVGSymbol(imageObj *img, double x, double y,
                                              symbolObj *symbol,
                                              symbolStyleObj *style);

#define MS_IMAGE_RENDERER(im) ((im)->format->vtable)
#define MS_RENDERER_CACHE(renderer) ((renderer)->renderer_data)
#define MS_IMAGE_RENDERER_CACHE(im) MS_RENDERER_CACHE(MS_IMAGE_RENDERER((im)))
#define MS_MAP_RENDERER(map) ((map)->outputformat->vtable)

shapeObj *msOffsetCurve(shapeObj *p, double offset);
#if defined USE_GEOS && (GEOS_VERSION_MAJOR > 3 ||                             \
                         (GEOS_VERSION_MAJOR == 3 && GEOS_VERSION_MINOR >= 3))
shapeObj *msGEOSOffsetCurve(shapeObj *p, double offset);
#endif

int msOGRSupportsIsNull(layerObj *layer);

#ifdef NEED_IGNORE_RET_VAL
static inline void IGNORE_RET_VAL(int x) { (void)x; }
#endif

#endif /* SWIG */

#ifdef __cplusplus
}
#endif

#endif /* MAP_H */
