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/******************************************************************************
* $Id: ogrwarpedlayer.h 24633 2012-07-01 14:37:25Z rouault $
*
* Project: OpenGIS Simple Features Reference Implementation
* Purpose: Defines OGRWarpedLayer class
* Author: Even Rouault, even dot rouault at mines dash paris dot org
*
******************************************************************************
* Copyright (c) 2012, Even Rouault <even dot rouault at mines dash paris dot org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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 or substantial portions of the 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 _OGRWARPEDLAYER_H_INCLUDED
#define _OGRWARPEDLAYER_H_INCLUDED
#include "ogrlayerdecorator.h"
/************************************************************************/
/* OGRWarpedLayer */
/************************************************************************/
class OGRWarpedLayer : public OGRLayerDecorator
{
protected:
OGRCoordinateTransformation *m_poCT;
OGRCoordinateTransformation *m_poReversedCT; /* may be NULL */
OGRSpatialReference *m_poSRS;
OGREnvelope sStaticEnvelope;
static int ReprojectEnvelope( OGREnvelope* psEnvelope,
OGRCoordinateTransformation* poCT );
public:
OGRWarpedLayer(OGRLayer* poDecoratedLayer,
int bTakeOwnership,
OGRCoordinateTransformation* poCT, /* must NOT be NULL, ownership acquired by OGRWarpedLayer */
OGRCoordinateTransformation* poReversedCT /* may be NULL, ownership acquired by OGRWarpedLayer */);
virtual ~OGRWarpedLayer();
void SetExtent(double dfXMin, double dfYMin, double dfXMax, double dfYMax);
virtual void SetSpatialFilter( OGRGeometry * );
virtual void SetSpatialFilterRect( double dfMinX, double dfMinY,
double dfMaxX, double dfMaxY );
virtual OGRFeature *GetNextFeature();
virtual OGRFeature *GetFeature( long nFID );
virtual OGRErr SetFeature( OGRFeature *poFeature );
virtual OGRErr CreateFeature( OGRFeature *poFeature );
virtual OGRSpatialReference *GetSpatialRef();
virtual int GetFeatureCount( int bForce = TRUE );
virtual OGRErr GetExtent(OGREnvelope *psExtent, int bForce = TRUE);
virtual int TestCapability( const char * );
};
#endif // _OGRWARPEDLAYER_H_INCLUDED
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