/usr/include/qgis/qgssurfacev2.h is in libqgis-dev 2.18.17+dfsg-1.
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qgssurfacev2.h
--------------
begin : September 2014
copyright : (C) 2014 by Marco Hugentobler
email : marco at sourcepole dot ch
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef QGSSURFACEV2_H
#define QGSSURFACEV2_H
#include "qgsabstractgeometryv2.h"
#include "qgspointv2.h"
class QgsPolygonV2;
/** \ingroup core
* \class QgsSurfaceV2
*/
class CORE_EXPORT QgsSurfaceV2: public QgsAbstractGeometryV2
{
public:
virtual QgsPolygonV2* surfaceToPolygon() const = 0;
/** Returns the minimal bounding box for the geometry
*/
virtual QgsRectangle boundingBox() const override
{
if ( mBoundingBox.isNull() )
{
mBoundingBox = calculateBoundingBox();
}
return mBoundingBox;
}
protected:
virtual void clearCache() const override { mBoundingBox = QgsRectangle(); mCoordinateSequence.clear(); QgsAbstractGeometryV2::clearCache(); }
mutable QgsCoordinateSequenceV2 mCoordinateSequence;
mutable QgsRectangle mBoundingBox;
};
#endif // QGSSURFACEV2_H
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