ossimGeoAnnotationPolyObject Class Reference

#include <ossimGeoAnnotationPolyObject.h>

Inheritance diagram for ossimGeoAnnotationPolyObject:

Public Types
enum	ossimPolyType { OSSIM_POLY_EXTERIOR_RING = 0, OSSIM_POLY_INTERIOR_RING = 1 }

Public Member Functions
	ossimGeoAnnotationPolyObject (bool enableFill=false, ossim_uint8 r=255, ossim_uint8 g=255, ossim_uint8 b=255, ossim_uint8 thickness=1)
	ossimGeoAnnotationPolyObject (const std::vector< ossimGpt > &groundPts, bool enableFill=false, ossim_uint8 r=255, ossim_uint8 g=255, ossim_uint8 b=255, ossim_uint8 thickness=1)
	ossimGeoAnnotationPolyObject (const ossimGeoAnnotationPolyObject &rhs)
virtual ossimObject *	dup () const
virtual void	applyScale (double x, double y)
virtual void	transform (ossimImageGeometry *projection)
virtual std::ostream &	print (std::ostream &out) const
	Generic print method. More...
virtual void	draw (ossimRgbImage &anImage) const
virtual ossimAnnotationObject *	getNewClippedObject (const ossimDrect &rect) const
virtual bool	intersects (const ossimDrect &rect) const
virtual void	getBoundingRect (ossimDrect &rect) const
virtual void	computeBoundingRect ()
virtual const std::vector< ossimGpt > &	getPolygon () const
virtual void	setPolygon (const std::vector< ossimGpt > &poly)
virtual void	setFillFlag (bool flag)
virtual void	setColor (ossim_uint8 r, ossim_uint8 g, ossim_uint8 b)
virtual void	setThickness (ossim_uint8 thickness)
virtual bool	saveState (ossimKeywordlist &kwl, const char *prefix=0) const
	Saves the current state of this object. More...
virtual bool	loadState (const ossimKeywordlist &kwl, const char *prefix=0)
	Method to the load (recreate) the state of an object from a keyword list. More...
virtual std::vector< ossimGpt >	getPoints ()
virtual ossimPolyType	getPolyType ()
virtual void	setPolyType (ossimPolyType polyType)
Public Member Functions inherited from ossimGeoAnnotationObject
	ossimGeoAnnotationObject (unsigned char r=255, unsigned char g=255, unsigned char b=255, long thickness=1)
	ossimGeoAnnotationObject (const ossimGeoAnnotationObject &rhs)
Public Member Functions inherited from ossimAnnotationObject
virtual	~ossimAnnotationObject ()
	ossimAnnotationObject (ossim_uint8 r=255, ossim_uint8 g=255, ossim_uint8 b=255, ossim_uint8 thickness=1)
virtual void	applyScale (const ossimDpt &scale)
virtual ossimDrect	getBoundingRect () const
void	getColor (ossim_uint8 &r, ossim_uint8 &g, ossim_uint8 &b) const
ossim_uint8	getThickness () const
virtual bool	isPointWithin (const ossimDpt &imagePoint) const
virtual ossimString	getName () const
virtual void	setName (const ossimString &name)
ossim_uint32	getId () const
virtual ossim_uint32	setId ()
Public Member Functions inherited from ossimObject
	ossimObject ()
virtual	~ossimObject ()
virtual ossimString	getShortName () const
virtual ossimString	getLongName () const
virtual ossimString	getDescription () const
virtual ossimString	getClassName () const
virtual RTTItypeid	getType () const
virtual bool	canCastTo (ossimObject *obj) const
virtual bool	canCastTo (const RTTItypeid &id) const
virtual bool	canCastTo (const ossimString &parentClassName) const
virtual bool	isEqualTo (const ossimObject &obj, ossimCompareType compareType=OSSIM_COMPARE_FULL) const
virtual void	accept (ossimVisitor &visitor)
Public Member Functions inherited from ossimReferenced
	ossimReferenced ()
	ossimReferenced (const ossimReferenced &)
ossimReferenced &	operator= (const ossimReferenced &)
void	ref () const
	increment the reference count by one, indicating that this object has another pointer which is referencing it. More...
void	unref () const
	decrement the reference count by one, indicating that a pointer to this object is referencing it. More...
void	unref_nodelete () const
	decrement the reference count by one, indicating that a pointer to this object is referencing it. More...
int	referenceCount () const

Protected Member Functions
virtual	~ossimGeoAnnotationPolyObject ()
Protected Member Functions inherited from ossimGeoAnnotationObject
virtual	~ossimGeoAnnotationObject ()
Protected Member Functions inherited from ossimReferenced
virtual	~ossimReferenced ()

Protected Attributes
std::vector< ossimGpt >	thePolygon
ossimRefPtr< ossimAnnotationPolyObject >	theProjectedPolyObject
ossimPolyType	m_PolyType
Protected Attributes inherited from ossimAnnotationObject
ossim_uint8	theRed
ossim_uint8	theGreen
ossim_uint8	theBlue
ossim_uint8	theThickness
ossimString	theName
ossim_uint32	theId

Additional Inherited Members
Static Public Member Functions inherited from ossimAnnotationObject
static ossim_uint32	getNextId ()
static void	restIdCounter ()
Static Protected Attributes inherited from ossimAnnotationObject
static ossim_uint32	theIdCounter = 0

Detailed Description

Definition at line 18 of file ossimGeoAnnotationPolyObject.h.

Member Enumeration Documentation

ossimPolyType

enum ossimGeoAnnotationPolyObject::ossimPolyType

Enumerator
OSSIM_POLY_EXTERIOR_RING
OSSIM_POLY_INTERIOR_RING

Definition at line 21 of file ossimGeoAnnotationPolyObject.h.

   {
     OSSIM_POLY_EXTERIOR_RING  = 0,
     OSSIM_POLY_INTERIOR_RING = 1
   };

Constructor & Destructor Documentation

ossimGeoAnnotationPolyObject() [1/3]

ossimGeoAnnotationPolyObject::ossimGeoAnnotationPolyObject	(	bool	enableFill = false,
		ossim_uint8	r = 255,
		ossim_uint8	g = 255,
		ossim_uint8	b = 255,
		ossim_uint8	thickness = 1
	)

Referenced by dup().

ossimGeoAnnotationPolyObject() [2/3]

ossimGeoAnnotationPolyObject::ossimGeoAnnotationPolyObject	(	const std::vector< ossimGpt > &	groundPts,
		bool	enableFill = false,
		ossim_uint8	r = 255,
		ossim_uint8	g = 255,
		ossim_uint8	b = 255,
		ossim_uint8	thickness = 1
	)

Definition at line 43 of file ossimGeoAnnotationPolyObject.cpp.

References thePolygon, and theProjectedPolyObject.

   :ossimGeoAnnotationObject(r, g, b, thickness),
    thePolygon(),
    theProjectedPolyObject(0),
    m_PolyType(OSSIM_POLY_EXTERIOR_RING)
{
   
   thePolygon = groundPts;
   
   // we will initialize the projected polygon's size
   // so we don't have to reset it every time we do a
   // projection
   //
   std::vector<ossimDpt> projectedPoints(thePolygon.size());
   
   theProjectedPolyObject = new ossimAnnotationPolyObject(projectedPoints,
                                                          enableFill,
                                                          r,
                                                          g,
                                                          b,
                                                          thickness);
}

ossimGeoAnnotationPolyObject() [3/3]

ossimGeoAnnotationPolyObject::ossimGeoAnnotationPolyObject

(

const ossimGeoAnnotationPolyObject &

rhs

)

Definition at line 72 of file ossimGeoAnnotationPolyObject.cpp.

   :ossimGeoAnnotationObject(rhs),
    thePolygon(rhs.thePolygon),
    theProjectedPolyObject(rhs.theProjectedPolyObject.valid()?(ossimAnnotationPolyObject*)rhs.theProjectedPolyObject->dup():(ossimAnnotationPolyObject*)0),
    m_PolyType(rhs.m_PolyType)
{
}

~ossimGeoAnnotationPolyObject()

ossimGeoAnnotationPolyObject::~ossimGeoAnnotationPolyObject ( )

protectedvirtual

Definition at line 81 of file ossimGeoAnnotationPolyObject.cpp.

References theProjectedPolyObject.

{
   theProjectedPolyObject = 0;
}

Member Function Documentation

applyScale()

void ossimGeoAnnotationPolyObject::applyScale ( double  x, double  y  )

virtual

Implements ossimAnnotationObject.

Definition at line 91 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::applyScale(), thePolygon, theProjectedPolyObject, ossimRefPtr< T >::valid(), x, and y.

{
   for(int i = 0; i < (int)thePolygon.size(); ++i)
   {
      thePolygon[i].lond(thePolygon[i].lond()*x);
      thePolygon[i].latd(thePolygon[i].latd()*y);
   }
   if(theProjectedPolyObject.valid())
   {
      theProjectedPolyObject->applyScale(x, y);
   }
      
}

computeBoundingRect()

void ossimGeoAnnotationPolyObject::computeBoundingRect ( )

virtual

Implements ossimAnnotationObject.

Definition at line 180 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::computeBoundingRect(), theProjectedPolyObject, and ossimRefPtr< T >::valid().

{
   if(theProjectedPolyObject.valid())
   {
      theProjectedPolyObject->computeBoundingRect();
   }
}

draw()

void ossimGeoAnnotationPolyObject::draw ( ossimRgbImage &  anImage ) const

virtual

Implements ossimAnnotationObject.

Definition at line 142 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::draw(), theProjectedPolyObject, and ossimRefPtr< T >::valid().

Referenced by ossimGdalOgrVectorAnnotation::drawAnnotations().

{
   if(theProjectedPolyObject.valid())
   {
      theProjectedPolyObject->draw(anImage);
   }
}

dup()

ossimObject * ossimGeoAnnotationPolyObject::dup ( ) const

virtual

Reimplemented from ossimObject.

Definition at line 86 of file ossimGeoAnnotationPolyObject.cpp.

References ossimGeoAnnotationPolyObject().

{
   return new ossimGeoAnnotationPolyObject(*this);
}

getBoundingRect()

void ossimGeoAnnotationPolyObject::getBoundingRect ( ossimDrect &  rect ) const

virtual

Implements ossimAnnotationObject.

Definition at line 171 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::getBoundingRect(), ossimDrect::makeNan(), theProjectedPolyObject, and ossimRefPtr< T >::valid().

{
   rect.makeNan();
   if(theProjectedPolyObject.valid())
   {
      theProjectedPolyObject->getBoundingRect(rect);
   }
}

getNewClippedObject()

ossimAnnotationObject * ossimGeoAnnotationPolyObject::getNewClippedObject ( const ossimDrect &  rect ) const

virtual

Will allocate a new object that is clipped to the passed. in rect. Look at derived classes to see if the object is actually clipped or not. A new object is returned if it clips to the rect else NULL should be returned it doesn't clip.

Implements ossimAnnotationObject.

Definition at line 150 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::getNewClippedObject(), theProjectedPolyObject, and ossimRefPtr< T >::valid().

{
   if(theProjectedPolyObject.valid())
   {
      return theProjectedPolyObject->getNewClippedObject(rect);
   }
   
   return (ossimAnnotationObject*)0;
}

getPoints()

virtual std::vector<ossimGpt> ossimGeoAnnotationPolyObject::getPoints ( )

inlinevirtual

Definition at line 86 of file ossimGeoAnnotationPolyObject.h.

Referenced by ossimTilingPoly::parseShpFile().

{ return thePolygon; }

getPolygon()

const std::vector< ossimGpt > & ossimGeoAnnotationPolyObject::getPolygon ( ) const

virtual

Definition at line 188 of file ossimGeoAnnotationPolyObject.cpp.

References thePolygon.

{
   return thePolygon;
}

getPolyType()

virtual ossimPolyType ossimGeoAnnotationPolyObject::getPolyType ( )

inlinevirtual

Definition at line 88 of file ossimGeoAnnotationPolyObject.h.

Referenced by ossimTilingPoly::parseShpFile().

{ return m_PolyType; }

intersects()

bool ossimGeoAnnotationPolyObject::intersects ( const ossimDrect &  rect ) const

virtual

Implements ossimAnnotationObject.

Definition at line 161 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::intersects(), theProjectedPolyObject, and ossimRefPtr< T >::valid().

{
   if(theProjectedPolyObject.valid())
   {
      return theProjectedPolyObject->intersects(rect);
   }
   
   return false;
}

loadState()

bool ossimGeoAnnotationPolyObject::loadState ( const ossimKeywordlist &  kwl, const char *  prefix = 0  )

virtual

Method to the load (recreate) the state of an object from a keyword list.

Return true if ok or false on error.

Reimplemented from ossimGeoAnnotationObject.

Definition at line 251 of file ossimGeoAnnotationPolyObject.cpp.

References ossimString::c_str(), ossimKeywordlist::find(), ossimKeywordlist::getNumberOfSubstringKeys(), ossimGeoAnnotationObject::loadState(), ossimAnnotationObject::setColor(), ossimAnnotationPolyObject::setPolygon(), ossimAnnotationObject::setThickness(), status, ossimAnnotationObject::theBlue, ossimAnnotationObject::theGreen, thePolygon, theProjectedPolyObject, ossimAnnotationObject::theRed, ossimAnnotationObject::theThickness, and ossimString::toString().

{
   if (!theProjectedPolyObject)
   {
      return false;
   }
   
   //---
   // Base class state must be called first to pick up colors...
   //---
   bool status =  ossimGeoAnnotationObject::loadState(kwl, prefix);

   ossim_uint32 index = 0;
   ossimString copyPrefix = prefix;
   ossim_uint32 count = kwl.getNumberOfSubstringKeys(copyPrefix+"v[0-9]*");

   ossim_uint32 numberOfMatches = 0;
   const ossim_uint32 MAX_INDEX = count + 100;
   
   while(numberOfMatches < count)
   {
      ossimString key = "v";
      key += ossimString::toString(index);

      const char* lookup = kwl.find(prefix, key.c_str());
      if (lookup)
      {
         ++numberOfMatches;
         ossimGpt gpt;

         std::istringstream is(lookup);
         is >> gpt;
         thePolygon.push_back(gpt);
      }

      ++index;
      
      if (index > MAX_INDEX) // Avoid infinite loop...
      {
         break;
      }
   }

   // Set up the annotator.
   theProjectedPolyObject->setColor(theRed, theGreen, theBlue);
   theProjectedPolyObject->setThickness(theThickness);
   
   std::vector<ossimDpt> projectedPoints(thePolygon.size());
   theProjectedPolyObject->setPolygon(projectedPoints);
   
   if (traceDebug())
   {
      ossimNotify(ossimNotifyLevel_DEBUG)
         << "ossimGeoAnnotationPolyObject::loadState DEBUG:" << std::endl;
      for (ossim_uint32 i=0; i<thePolygon.size(); ++i)
      {
         ossimNotify(ossimNotifyLevel_DEBUG)
            << "thePolygon[" << i << "]:  " << thePolygon[i] << std::endl;
      }
   }
   
   return status;
}

print()

std::ostream & ossimGeoAnnotationPolyObject::print ( std::ostream &  out ) const

virtual

Generic print method.

Derived classes should re-implement as they see fit.

Returns

std::ostream&

Reimplemented from ossimAnnotationObject.

Definition at line 126 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::print(), thePolygon, and theProjectedPolyObject.

{
   out << "number_of_points:  " << thePolygon.size() << std::endl;
   if(thePolygon.size() > 0)
   {
      for(long index =0; index < (long)(thePolygon.size()-1); ++index)
      {
         out << thePolygon[index] << std::endl;
      }
      out << thePolygon[thePolygon.size()-1] << std::endl;
   }
   out << "Projected Polygon" << std::endl;
   theProjectedPolyObject->print(out);
   return out;
}

saveState()

bool ossimGeoAnnotationPolyObject::saveState ( ossimKeywordlist &  kwl, const char *  prefix = 0  ) const

virtual

Saves the current state of this object.

Reimplemented from ossimGeoAnnotationObject.

Definition at line 233 of file ossimGeoAnnotationPolyObject.cpp.

References ossimKeywordlist::add(), ossimString::c_str(), ossimGeoAnnotationObject::saveState(), thePolygon, and ossimString::toString().

{
   ossim_uint32 vIdx = 0;
   
   for(ossim_uint32 i = 0; i < thePolygon.size(); ++i)
   {
      ossimString key = "v";
      key += ossimString::toString(vIdx);

      kwl.add(prefix, key.c_str(), thePolygon[i].toString().c_str());

      ++vIdx;
   }
   
   return ossimGeoAnnotationObject::saveState(kwl, prefix);
}

setColor()

void ossimGeoAnnotationPolyObject::setColor ( ossim_uint8  r, ossim_uint8  g, ossim_uint8  b  )

virtual

Reimplemented from ossimAnnotationObject.

Definition at line 213 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationObject::setColor(), theProjectedPolyObject, and ossimRefPtr< T >::valid().

Referenced by ossimGdalOgrVectorAnnotation::drawAnnotations().

{
   ossimAnnotationObject::setColor(r, g, b);
   if(theProjectedPolyObject.valid())
   {
      theProjectedPolyObject->setColor(r, g, b);
   }
}

setFillFlag()

void ossimGeoAnnotationPolyObject::setFillFlag ( bool  flag )

virtual

Definition at line 205 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::setFillFlag(), theProjectedPolyObject, and ossimRefPtr< T >::valid().

Referenced by ossimGdalOgrVectorAnnotation::drawAnnotations(), and ossimGdalOgrVectorAnnotation::updateAnnotationSettings().

{
   if(theProjectedPolyObject.valid())
   {
      theProjectedPolyObject->setFillFlag(flag);
   }
}

setPolygon()

void ossimGeoAnnotationPolyObject::setPolygon ( const std::vector< ossimGpt > &  poly )

virtual

Definition at line 193 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::setPolygon(), thePolygon, theProjectedPolyObject, and ossimRefPtr< T >::valid().

{
   thePolygon = poly;
   std::vector<ossimDpt> projectedPoints(thePolygon.size());
   if(theProjectedPolyObject.valid())
   {
      theProjectedPolyObject->setPolygon(projectedPoints);
   }
   
}

setPolyType()

virtual void ossimGeoAnnotationPolyObject::setPolyType ( ossimPolyType  polyType )

inlinevirtual

Definition at line 90 of file ossimGeoAnnotationPolyObject.h.

Referenced by ossimGdalOgrVectorAnnotation::loadPolygon().

{ m_PolyType = polyType; }

setThickness()

void ossimGeoAnnotationPolyObject::setThickness ( ossim_uint8  thickness )

virtual

Reimplemented from ossimAnnotationObject.

Definition at line 224 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationObject::setThickness(), theProjectedPolyObject, and ossimRefPtr< T >::valid().

Referenced by ossimGdalOgrVectorAnnotation::drawAnnotations().

{
   ossimAnnotationObject::setThickness(thickness);
   if(theProjectedPolyObject.valid())
   {
      theProjectedPolyObject->setThickness(thickness);
   }
}

transform()

void ossimGeoAnnotationPolyObject::transform ( ossimImageGeometry *  projection )

virtual

Add the projection interface to all geographically defined objects.

Implements ossimGeoAnnotationObject.

Definition at line 106 of file ossimGeoAnnotationPolyObject.cpp.

References ossimAnnotationPolyObject::computeBoundingRect(), ossimAnnotationPolyObject::getPolygon(), thePolygon, theProjectedPolyObject, and ossimImageGeometry::worldToLocal().

Referenced by ossimGdalOgrVectorAnnotation::loadPolygon().

{
   // make sure it's not null
   if(!projection)
   {
      return;
   }
   ossimPolygon& poly = theProjectedPolyObject->getPolygon();
   const std::vector<ossimGpt>::size_type BOUNDS = thePolygon.size();
   
   for(std::vector<ossimGpt>::size_type index=0; index < BOUNDS; ++index)
   {
      projection->worldToLocal(thePolygon[(int)index], poly[(int)index]);
   }

   // update the bounding rect
   //
   theProjectedPolyObject->computeBoundingRect();
}

Member Data Documentation

m_PolyType

ossimPolyType ossimGeoAnnotationPolyObject::m_PolyType

protected

Definition at line 97 of file ossimGeoAnnotationPolyObject.h.

thePolygon

std::vector<ossimGpt> ossimGeoAnnotationPolyObject::thePolygon

protected

Definition at line 95 of file ossimGeoAnnotationPolyObject.h.

Referenced by applyScale(), getPolygon(), loadState(), ossimGeoAnnotationPolyObject(), print(), saveState(), setPolygon(), and transform().

theProjectedPolyObject

ossimRefPtr<ossimAnnotationPolyObject> ossimGeoAnnotationPolyObject::theProjectedPolyObject

protected

Definition at line 96 of file ossimGeoAnnotationPolyObject.h.

Referenced by applyScale(), computeBoundingRect(), draw(), getBoundingRect(), getNewClippedObject(), intersects(), loadState(), ossimGeoAnnotationPolyObject(), print(), setColor(), setFillFlag(), setPolygon(), setThickness(), transform(), and ~ossimGeoAnnotationPolyObject().

---

The documentation for this class was generated from the following files:

• ossimGeoAnnotationPolyObject.h
• ossimGeoAnnotationPolyObject.cpp