qgsmaptopixelgeometrysimplifier.cpp File Reference

#include <limits>
#include "qgsmaptopixelgeometrysimplifier.h"
#include "qgsapplication.h"

Include dependency graph for qgsmaptopixelgeometrysimplifier.cpp:

Go to the source code of this file.

Functions
static QgsRectangle	calculateBoundingBox (QGis::WkbType wkbType, unsigned char *wkb, size_t numPoints)
	Returns the BBOX of the specified WKB-point stream.
static bool	generalizeWkbGeometry (QGis::WkbType wkbType, unsigned char *sourceWkb, size_t sourceWkbSize, unsigned char *targetWkb, size_t &targetWkbSize, const QgsRectangle &envelope, bool writeHeader)
	Generalize the WKB-geometry using the BBOX of the original geometry.

Function Documentation

static QgsRectangle calculateBoundingBox ( QGis::WkbType  wkbType, unsigned char *  wkb, size_t  numPoints  )

inlinestatic

Returns the BBOX of the specified WKB-point stream.

Definition at line 43 of file qgsmaptopixelgeometrysimplifier.cpp.

References MathUtils::max(), and QGis::wkbDimensions().

Referenced by QgsMapToPixelSimplifier::simplifyWkbGeometry().

static bool generalizeWkbGeometry ( QGis::WkbType  wkbType, unsigned char *  sourceWkb, size_t  sourceWkbSize, unsigned char *  targetWkb, size_t &  targetWkbSize, const QgsRectangle &  envelope, bool  writeHeader  )

inlinestatic

Generalize the WKB-geometry using the BBOX of the original geometry.

Definition at line 68 of file qgsmaptopixelgeometrysimplifier.cpp.

References QgsApplication::endian(), QGis::flatType(), QGis::singleType(), QGis::wkbDimensions(), QGis::WKBLineString, QGis::WKBPolygon, QgsRectangle::xMaximum(), QgsRectangle::xMinimum(), QgsRectangle::yMaximum(), and QgsRectangle::yMinimum().

Referenced by QgsMapToPixelSimplifier::simplifyWkbGeometry().