/usr/include/ossim/imaging/ossimVectorRenderer.h is in libossim-dev 1.7.21-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// License: See top level LICENSE.txt file.
//
// Author: David Burken
//
// Description:
//
// Abstract class for rendering vector data. Derived classes should implement
// the "rasterizeVectorData" data method.
//
//*******************************************************************
// $Id: ossimVectorRenderer.h 9968 2006-11-29 14:01:53Z gpotts $
#ifndef ossimVectorRenderer_HEADER
#define ossimVectorRenderer_HEADER
#include <ossim/imaging/ossimImageSourceFilter.h>
#include <ossim/base/ossimDrect.h>
#include <ossim/base/ossimDpt3d.h>
class ossimImageViewTransform;
class ossimImageData;
class ossimVectorRenderer : public ossimImageSourceFilter
{
public:
ossimVectorRenderer();
ossimVectorRenderer(ossimImageSource* inputSource,
ossimImageViewTransform *transform = NULL);
virtual ~ossimVectorRenderer();
/**
* Renders the vector data to a data object. The area which is
* imaged is the area of interest. The scale is determined by the output
* view projection of the ImageViewTransform.
*/
virtual ossimImageData* renderVectorData() const = 0;
/**
* Returns vector of ossimDpt3d points representing the data object at
* the index passed in. Implementors should set an error and return an
* empty vector if the index is out of range.
*/
virtual vector<ossimDpt3d> getObject(ossim_uint32 index) const = 0;
/**
* Method to save the state of an object to a keyword list.
* Return true if ok or false on error.
*/
virtual bool saveState(ossimKeywordlist& kwl,
const char* prefix=0)const;
/**
* Method to the load (recreate) the state of an object from a keyword
* list. Return true if ok or false on error.
*/
virtual bool loadState(const ossimKeywordlist& kwl,
const char* prefix=0);
/**
* Sets the ImageViewTransform to be used for converting vector data.
*/
virtual void setImageViewTransform(ossimImageViewTransform* transform);
/**
* Sets the area of interest. This will be used by the renderVectorData.
*/
virtual void setAreaOfInterest(const ossimDrect& aoi);
/**
* Returns the current area of interest as an ossimDrect.
*/
virtual ossimDrect getAreaOfInterest() const;
/**
* Returns the full bounding rectangle of current vector data loaded.
*/
virtual ossimDrect getBoundingRect(long resLevel=0)const;
/**
* Returns the number of vector objects in the area of interest.
*/
virtual ossim_int32 getNumberOfAoiObjects() const;
/**
* Returns the total number of vector objects in the full bounding
* rectangle.
*/
virtual ossim_int32 getNumberOfObjects() const;
protected:
/**
* Sets the bounding rectangle of current vector data loaded.
*/
virtual void setBoundingRect(ossimDrect& rect);
/**
* Sets the number of vector objects in the area of interest.
*/
virtual void setNumberOfAoiObjects(ossim_int32 number_of_objects);
/**
* Sets the number of vector objects in the full bounding rectangle.
*/
virtual void setNumberOfObjects(ossim_int32 number_of_objects);
private:
ossimImageViewTransform* theImageViewTransform;
ossimDrect theBoundingRect;
ossimDrect theAreaOfInterest;
ossim_int32 theNumberOfAoiObjects;
ossim_int32 theNumberOfObjects;
TYPE_DATA
};
#endif
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