A rectangle specified with double values. More...

#include <qgsrectangle.h>

Public Member Functions
	QgsRectangle (double xmin=0, double ymin=0, double xmax=0, double ymax=0)
	Constructor.
	QgsRectangle (const QgsPoint &p1, const QgsPoint &p2)
	Construct a rectangle from two points. The rectangle is normalized after construction.
	QgsRectangle (const QRectF &qRectF)
	Construct a rectangle from a QRectF. The rectangle is normalized after construction.
	QgsRectangle (const QgsRectangle &other)
	Copy constructor.
	~QgsRectangle ()
	Destructor.
void	set (const QgsPoint &p1, const QgsPoint &p2)
	Set the rectangle from two QgsPoints. The rectangle is.
void	set (double xmin, double ymin, double xmax, double ymax)
	Set the rectangle from four points. The rectangle is.
void	setXMinimum (double x)
	Set the minimum x value.
void	setXMaximum (double x)
	Set the maximum x value.
void	setYMinimum (double y)
	Set the minimum y value.
void	setYMaximum (double y)
	Set the maximum y value.
void	setMinimal ()
	Set a rectangle so that min corner is at max.
double	xMaximum () const
	Get the x maximum value (right side of rectangle)
double	xMinimum () const
	Get the x minimum value (left side of rectangle)
double	yMaximum () const
	Get the y maximum value (top side of rectangle)
double	yMinimum () const
	Get the y minimum value (bottom side of rectangle)
void	normalize ()
	Normalize the rectangle so it has non-negative width/height.
double	width () const
	Width of the rectangle.
double	height () const
	Height of the rectangle.
QgsPoint	center () const
	Center point of the rectangle.
void	scale (double scaleFactor, const QgsPoint *c=0)
	Scale the rectangle around its center point.
QgsRectangle	intersect (const QgsRectangle *rect) const
	return the intersection with the given rectangle
bool	intersects (const QgsRectangle &rect) const
	returns true when rectangle intersects with other rectangle
bool	contains (const QgsRectangle &rect) const
	return true when rectangle contains other rectangle
bool	contains (const QgsPoint &p) const
	return true when rectangle contains a point
void	combineExtentWith (QgsRectangle *rect)
	expand the rectangle so that covers both the original rectangle and the given rectangle
void	combineExtentWith (double x, double y)
	expand the rectangle so that covers both the original rectangle and the given point
bool	isEmpty () const
	test if rectangle is empty
QString	asWktCoordinates () const
	returns string representation in Wkt form
QString	asWktPolygon () const
	returns string representation as WKT Polygon
QRectF	toRectF () const
	returns a QRectF with same coordinates.
QString	toString (bool automaticPrecision=false) const
	returns string representation of form xmin,ymin xmax,ymax
QString	toString (int thePrecision) const
	overloaded toString that allows precision of numbers to be set
QString	asPolygon () const
	returns rectangle as a polygon
bool	operator== (const QgsRectangle &r1) const
bool	operator!= (const QgsRectangle &r1) const
QgsRectangle &	operator= (const QgsRectangle &r1)
void	unionRect (const QgsRectangle &rect)
	updates rectangle to include passed argument
bool	isFinite () const
	Returns true if the rectangle has finite boundaries.
void	invert ()
	swap x/y

Protected Attributes
double	xmin
double	ymin
double	xmax
double	ymax

Detailed Description

A rectangle specified with double values.

QgsRectangle is used to store a rectangle when double values are required. Examples are storing a layer extent or the current view extent of a map

Definition at line 35 of file qgsrectangle.h.

Constructor & Destructor Documentation

QgsRectangle::QgsRectangle	(	double	xmin = `0`,
		double	ymin = `0`,
		double	xmax = `0`,
		double	ymax = `0`
	)

Constructor.

Definition at line 31 of file qgsrectangle.cpp.

References normalize().

Referenced by intersect().

QgsRectangle::QgsRectangle	(	const QgsPoint &	p1,
		const QgsPoint &	p2
	)

Construct a rectangle from two points. The rectangle is normalized after construction.

Definition at line 37 of file qgsrectangle.cpp.

QgsRectangle::QgsRectangle ( const QRectF & qRectF )

Construct a rectangle from a QRectF. The rectangle is normalized after construction.

Definition at line 42 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

QgsRectangle::QgsRectangle ( const QgsRectangle & other )

Copy constructor.

Definition at line 50 of file qgsrectangle.cpp.

References xmax, xMaximum(), xmin, xMinimum(), ymax, yMaximum(), ymin, and yMinimum().

QgsRectangle::~QgsRectangle ( )

inline

Destructor.

Definition at line 151 of file qgsrectangle.h.

Member Function Documentation

QString QgsRectangle::asPolygon ( ) const

returns rectangle as a polygon

Definition at line 257 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

QString QgsRectangle::asWktCoordinates ( ) const

returns string representation in Wkt form

Definition at line 187 of file qgsrectangle.cpp.

References qgsDoubleToString(), xmax, xmin, ymax, and ymin.

QString QgsRectangle::asWktPolygon ( ) const

returns string representation as WKT Polygon

Definition at line 196 of file qgsrectangle.cpp.

References qgsDoubleToString(), xmax, xmin, ymax, and ymin.

QgsPoint QgsRectangle::center ( ) const

inline

Center point of the rectangle.

Definition at line 205 of file qgsrectangle.h.

References height(), width(), xmin, and ymin.

Referenced by QgsMapToolZoom::canvasReleaseEvent(), QgsMapCanvas::panToSelected(), QgsMapCanvas::setExtent(), QgsRasterLayerSaveAsDialog::setResolution(), QgsMapCanvas::wheelEvent(), and QgsMapCanvas::zoomToSelected().

void QgsRectangle::combineExtentWith ( QgsRectangle * rect )

expand the rectangle so that covers both the original rectangle and the given rectangle

Definition at line 160 of file qgsrectangle.cpp.

References xmax, xMaximum(), xmin, xMinimum(), ymax, yMaximum(), ymin, and yMinimum().

Referenced by QgsVectorLayer::boundingBoxOfSelected(), QgsRasterProjector::calcSrcExtent(), QgsVectorLayer::extent(), QgsCoordinateTransform::transformBoundingBox(), and QgsRubberBand::updateRect().

void QgsRectangle::combineExtentWith	(	double	x,
		double	y
	)

expand the rectangle so that covers both the original rectangle and the given point

Definition at line 171 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

bool QgsRectangle::contains ( const QgsRectangle & rect ) const

return true when rectangle contains other rectangle

Note: added in version 1.1

Definition at line 149 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

Referenced by QgsMapToolIdentify::identifyRasterLayer(), QgsVectorLayer::snapWithContext(), and QgsRasterFileWriter::writeDataRaster().

bool QgsRectangle::contains ( const QgsPoint & p ) const

return true when rectangle contains a point

Note: added in version 1.3

Definition at line 154 of file qgsrectangle.cpp.

References QgsPoint::x(), xmax, xmin, QgsPoint::y(), ymax, and ymin.

double QgsRectangle::height ( ) const

inline

Height of the rectangle.

Definition at line 200 of file qgsrectangle.h.

References ymax, and ymin.

Referenced by QgsFeatureRendererV2::_getLineString(), QgsFeatureRendererV2::_getPolygon(), QgsMapRenderer::adjustExtentToSize(), QgsRasterInterface::bandStatistics(), QgsRasterDataProvider::block(), QgsVectorLayer::boundingBoxOfSelected(), QgsComposerMap::cache(), QgsRasterProjector::calc(), QgsRasterProjector::calcSrcRowsCols(), QgsMapToolZoom::canvasReleaseEvent(), center(), QgsComposerMap::composerMapPosForItem(), QgsRasterProjector::destPointOnCPMatrix(), QgsComposerMap::drawOverviewMapExtent(), QgsRasterFileWriter::globalOutputParameters(), QgsRasterInterface::histogram(), QgsRasterDataProvider::identify(), QgsMapToolIdentify::identifyRasterLayer(), QgsRasterInterface::initHistogram(), QgsRasterInterface::initStatistics(), QgsMapOverviewCanvas::mouseReleaseEvent(), QgsRasterCalculator::outputGeoTransform(), QgsComposerMap::paint(), QgsAtlasComposition::prepareForFeature(), QgsRasterLayer::previewAsPixmap(), QgsRasterLayer::rasterUnitsPerPixelY(), QgsRasterIterator::readNextRasterPart(), QgsRasterLayerSaveAsDialog::recalcResolution(), QgsRasterLayerSaveAsDialog::recalcSize(), scale(), QgsMapCanvas::setExtent(), QgsMapRenderer::setExtent(), QgsComposerMap::setNewExtent(), QgsRasterLayerSaveAsDialog::setOriginalResolution(), QgsVectorLayerEditUtils::splitFeatures(), QgsRasterBlock::subRect(), toString(), QgsCoordinateTransform::transformBoundingBox(), and QgsMapRenderer::updateFullExtent().

QgsRectangle QgsRectangle::intersect ( const QgsRectangle * rect ) const

return the intersection with the given rectangle

Definition at line 120 of file qgsrectangle.cpp.

References intersects(), QgsRectangle(), setXMaximum(), setXMinimum(), setYMaximum(), setYMinimum(), xmax, xMaximum(), xmin, xMinimum(), ymax, yMaximum(), ymin, and yMinimum().

Referenced by QgsRasterDataProvider::block(), QgsZonalStatistics::calculateStatistics(), QgsZonalStatistics::cellInfoForBBox(), QgsRasterLayer::draw(), QgsComposerMap::drawOverviewMapExtent(), QgsRasterInterface::initHistogram(), QgsRasterInterface::initStatistics(), and QgsRasterCalculator::readRasterPart().

bool QgsRectangle::intersects ( const QgsRectangle & rect ) const

returns true when rectangle intersects with other rectangle

Definition at line 136 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

Referenced by intersect(), and QgsVectorLayer::snapWithContext().

void QgsRectangle::invert ( )

swap x/y

Note: added in 1.9

Definition at line 335 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

bool QgsRectangle::isEmpty ( ) const

test if rectangle is empty

Definition at line 182 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

Referenced by QgsRasterDataProvider::block(), QgsRasterProjector::calc(), QgsRasterProjector::calcSrcExtent(), QgsZonalStatistics::calculateStatistics(), QgsZonalStatistics::cellInfoForBBox(), QgsRasterLayer::draw(), QgsMapOverviewCanvas::drawExtentRect(), QgsGml::endElement(), QgsComposerAttributeTable::getFeatureAttributes(), QgsGml::getFeatures(), QgsRasterDataProvider::identify(), QgsRasterInterface::initHistogram(), QgsRasterInterface::initStatistics(), QgsVectorLayer::metadata(), QgsRasterMinMaxWidget::on_mLoadPushButton_clicked(), QgsRasterCalculator::readRasterPart(), QgsMapRenderer::render(), QgsRasterLayer::setContrastEnhancement(), QgsMapRenderer::setDestinationCrs(), QgsMapCanvas::setExtent(), QgsMapRenderer::setExtent(), QgsMapCanvasItem::setRect(), QgsVectorLayerEditUtils::splitFeatures(), toString(), QgsCoordinateTransform::transformBoundingBox(), QgsMapRenderer::updateFullExtent(), QgsHighlight::updateRect(), QgsMapCanvas::zoomToFullExtent(), and QgsMapCanvas::zoomToSelected().

bool QgsRectangle::isFinite ( ) const

Returns true if the rectangle has finite boundaries.

Will return false if any of the rectangle boundaries are NaN or Inf.

Definition at line 322 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

Referenced by QgsMapRenderer::render().

void QgsRectangle::normalize ( )

Normalize the rectangle so it has non-negative width/height.

Definition at line 77 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

Referenced by QgsMapToolZoom::canvasReleaseEvent(), QgsVectorLayer::invertSelectionInRectangle(), QgsRectangle(), QgsOgcUtils::rectangleFromGMLBox(), QgsOgcUtils::rectangleFromGMLEnvelope(), QgsVectorLayer::select(), and set().

bool QgsRectangle::operator!= ( const QgsRectangle & r1 ) const

Comparison operator

Returns: False if rectangles are equal

Definition at line 290 of file qgsrectangle.cpp.

QgsRectangle & QgsRectangle::operator= ( const QgsRectangle & r1 )

Assignment operator

Parameters

r1	QgsRectangle to assign from

Definition at line 296 of file qgsrectangle.cpp.

References xmax, xMaximum(), xmin, xMinimum(), ymax, yMaximum(), ymin, and yMinimum().

bool QgsRectangle::operator== ( const QgsRectangle & r1 ) const

Comparison operator

Returns: True if rectangles are equal

Definition at line 281 of file qgsrectangle.cpp.

References xMaximum(), xMinimum(), yMaximum(), and yMinimum().

void QgsRectangle::scale	(	double	scaleFactor,
		const QgsPoint *	c = `0`
	)

Scale the rectangle around its center point.

Definition at line 98 of file qgsrectangle.cpp.

References height(), width(), QgsPoint::x(), xmax, xmin, QgsPoint::y(), ymax, and ymin.

Referenced by QgsMapToolZoom::canvasReleaseEvent(), QgsMapToolTouch::pinchTriggered(), QgsAtlasComposition::prepareForFeature(), QgsComposerMap::setNewScale(), QgsMapOverviewCanvas::updateFullExtent(), QgsMapCanvas::wheelEvent(), QgsMapCanvas::zoomByFactor(), QgsMapCanvas::zoomToFullExtent(), QgsMapCanvas::zoomToSelected(), and QgsMapCanvas::zoomWithCenter().

void QgsRectangle::set	(	const QgsPoint &	p1,
		const QgsPoint &	p2
	)

Set the rectangle from two QgsPoints. The rectangle is.

Definition at line 59 of file qgsrectangle.cpp.

References normalize(), QgsPoint::x(), xmax, xmin, QgsPoint::y(), ymax, and ymin.

Referenced by QgsVectorLayer::boundingBoxOfSelected(), QgsGml::createBBoxFromCoordinateString(), QgsRasterLayer::draw(), and QgsMapRenderer::updateFullExtent().

void QgsRectangle::set	(	double	xmin,
		double	ymin,
		double	xmax,
		double	ymax
	)

Set the rectangle from four points. The rectangle is.

Definition at line 68 of file qgsrectangle.cpp.

References normalize(), xmax, xmin, ymax, and ymin.

void QgsRectangle::setMinimal ( )

Set a rectangle so that min corner is at max.

Definition at line 90 of file qgsrectangle.cpp.

References MathUtils::max(), xmax, xmin, ymax, and ymin.

Referenced by QgsGeometry::boundingBox(), QgsVectorLayer::boundingBoxOfSelected(), QgsRasterLayer::draw(), QgsVectorLayer::extent(), QgsGml::getFeatures(), QgsMapRenderer::setProjectionsEnabled(), QgsCoordinateTransform::transformBoundingBox(), and QgsMapRenderer::updateFullExtent().

void QgsRectangle::setXMaximum ( double x )

inline

void QgsRectangle::setXMinimum ( double x )

inline

void QgsRectangle::setYMaximum ( double y )

inline

void QgsRectangle::setYMinimum ( double y )

inline

QRectF QgsRectangle::toRectF ( ) const

returns a QRectF with same coordinates.

Definition at line 212 of file qgsrectangle.cpp.

References xmax, xmin, ymax, and ymin.

QString QgsRectangle::toString ( bool automaticPrecision = false ) const

returns string representation of form xmin,ymin xmax,ymax

Definition at line 218 of file qgsrectangle.cpp.

References height(), and width().

Referenced by QgsMapRenderer::adjustExtentToSize(), QgsBrightnessContrastFilter::block(), QgsRasterResampleFilter::block(), QgsHueSaturationFilter::block(), QgsRasterProjector::block(), QgsRasterDataProvider::block(), QgsRasterProjector::calcSrcExtent(), QgsMapToolZoom::canvasReleaseEvent(), QgsRasterLayer::draw(), QgsMapRenderer::layerExtentToOutputExtent(), QgsRasterLayer::metadata(), operator<<(), QgsMapRenderer::outputExtentToLayerExtent(), QgsRasterProjector::QgsRasterProjector(), QgsMapRenderer::render(), QgsRasterChecker::runTest(), QgsRasterLayer::setDataProvider(), QgsVectorLayer::setDataProvider(), QgsRasterBlock::subRect(), QgsCoordinateTransform::transformBoundingBox(), and QgsMapRenderer::updateFullExtent().

QString QgsRectangle::toString ( int thePrecision ) const

overloaded toString that allows precision of numbers to be set

Definition at line 238 of file qgsrectangle.cpp.

References isEmpty(), QgsDebugMsgLevel, xmax, xmin, ymax, and ymin.

void QgsRectangle::unionRect ( const QgsRectangle & rect )

updates rectangle to include passed argument

Definition at line 310 of file qgsrectangle.cpp.

References setXMaximum(), setXMinimum(), setYMaximum(), setYMinimum(), xMaximum(), xMinimum(), yMaximum(), and yMinimum().

Referenced by QgsGml::calculateExtentFromFeatures(), and QgsMapRenderer::updateFullExtent().

double QgsRectangle::width ( ) const

inline

Width of the rectangle.

Definition at line 195 of file qgsrectangle.h.

References xmax, and xmin.

Referenced by QgsFeatureRendererV2::_getLineString(), QgsFeatureRendererV2::_getPolygon(), QgsMapRenderer::adjustExtentToSize(), QgsRasterInterface::bandStatistics(), QgsRasterResampleFilter::block(), QgsRasterDataProvider::block(), QgsVectorLayer::boundingBoxOfSelected(), QgsComposerMap::cache(), QgsRasterProjector::calc(), QgsRasterProjector::calcSrcRowsCols(), QgsMapToolZoom::canvasReleaseEvent(), center(), QgsComposerMap::composerMapPosForItem(), QgsRasterFileWriter::createPartProvider(), QgsRasterProjector::destPointOnCPMatrix(), QgsComposerMap::drawOverviewMapExtent(), QgsMapTip::fetchFeature(), QgsRasterFileWriter::globalOutputParameters(), QgsRasterInterface::histogram(), QgsRasterDataProvider::identify(), QgsMapToolIdentify::identifyRasterLayer(), QgsMapToolIdentify::identifyVectorLayer(), QgsRasterInterface::initHistogram(), QgsRasterInterface::initStatistics(), QgsComposerMap::mapUnitsToMM(), QgsComposerScaleBar::mapWidth(), QgsMapOverviewCanvas::mouseReleaseEvent(), QgsRasterCalculator::outputGeoTransform(), QgsComposerMap::paint(), QgsHighlight::paintPoint(), QgsAtlasComposition::prepareForFeature(), QgsRasterLayer::previewAsPixmap(), QgsRasterLayer::rasterUnitsPerPixelX(), QgsRasterIterator::readNextRasterPart(), QgsRasterLayerSaveAsDialog::recalcResolution(), QgsRasterLayerSaveAsDialog::recalcSize(), scale(), QgsMapCanvas::setExtent(), QgsMapRenderer::setExtent(), QgsHtmlAnnotationItem::setFeatureForMapPosition(), QgsFormAnnotationItem::setFeatureForMapPosition(), QgsComposerMap::setNewExtent(), QgsRasterLayerSaveAsDialog::setOriginalResolution(), QgsComposerMap::setSceneRect(), QgsVectorLayerEditUtils::splitFeatures(), QgsRasterBlock::subRect(), toString(), QgsCoordinateTransform::transformBoundingBox(), QgsMapRenderer::updateFullExtent(), and QgsHighlight::updateRect().

double QgsRectangle::xMaximum ( ) const

inline

Get the x maximum value (right side of rectangle)

Definition at line 175 of file qgsrectangle.h.

References xmax.

Referenced by QgsFeatureRendererV2::_getLineString(), QgsFeatureRendererV2::_getPolygon(), QgsMapRenderer::adjustExtentToSize(), QgsRasterDataProvider::block(), QgsVectorLayer::boundingBoxOfSelected(), QgsRasterProjector::calcSrcExtent(), QgsScaleCalculator::calculate(), QgsScaleCalculator::calculateGeographicDistance(), QgsZonalStatistics::cellInfoForBBox(), QgsClipper::clippedLineWKB(), combineExtentWith(), QgsClipper::connectSeparatedLines(), QgsRasterLayer::draw(), QgsMapOverviewCanvas::drawExtentRect(), QgsPalLabeling::drawLabeling(), QgsVectorLayer::extent(), QgsGeometry::fromRect(), intersect(), QgsClipper::intersectRect(), QgsMapCanvas::keyPressEvent(), QgsLabelSearchTree::labelsInRect(), QgsComposerMap::mapPolygon(), QgsComposerMap::mapToItemCoords(), QgsComposerScaleBar::mapWidth(), QgsVectorLayer::metadata(), QgsComposerMap::moveContent(), operator=(), operator==(), QgsComposerMap::paint(), QgsAtlasComposition::prepareForFeature(), QgsRectangle(), QgsRasterCalculator::readRasterPart(), QgsOgcUtils::rectangleToGMLBox(), QgsOgcUtils::rectangleToGMLEnvelope(), QgsSpatialIndex::rectToRegion(), QgsMapRenderer::setExtent(), QgsRasterLayerSaveAsDialog::setOutputExtent(), QgsMapCanvasItem::setRect(), QgsComposerMap::setSceneRect(), QgsVectorLayerEditUtils::splitFeatures(), QgsMapRenderer::splitLayersExtent(), QgsRasterBlock::subRect(), QgsCoordinateTransform::transform(), QgsComposerMap::transformedExtent(), QgsClipper::trimPolygon(), unionRect(), QgsMapRenderer::updateFullExtent(), QgsHighlight::updateRect(), QgsComposerMap::writeXML(), QgsMapRenderer::writeXML(), and QgsComposerMap::zoomContent().

double QgsRectangle::xMinimum ( ) const

inline

Get the x minimum value (left side of rectangle)

Definition at line 180 of file qgsrectangle.h.

References xmin.

double QgsRectangle::yMaximum ( ) const

inline

Get the y maximum value (top side of rectangle)

Definition at line 185 of file qgsrectangle.h.

References ymax.

Referenced by QgsFeatureRendererV2::_getLineString(), QgsFeatureRendererV2::_getPolygon(), QgsMapRenderer::adjustExtentToSize(), QgsRasterProjector::approximateSrcRowCol(), QgsRasterInterface::bandStatistics(), QgsRasterDataProvider::block(), QgsVectorLayer::boundingBoxOfSelected(), QgsRasterProjector::calcSrcExtent(), QgsScaleCalculator::calculateGeographicDistance(), QgsZonalStatistics::cellInfoForBBox(), QgsClipper::clippedLineWKB(), combineExtentWith(), QgsComposerMap::composerMapPosForItem(), QgsClipper::connectSeparatedLines(), QgsRasterFileWriter::createPartProvider(), QgsRasterProjector::destPointOnCPMatrix(), QgsRasterLayer::draw(), QgsMapOverviewCanvas::drawExtentRect(), QgsPalLabeling::drawLabeling(), QgsComposerMap::drawOverviewMapExtent(), QgsVectorLayer::extent(), QgsGeometry::fromRect(), QgsRasterFileWriter::globalOutputParameters(), QgsRasterInterface::histogram(), QgsRasterDataProvider::identify(), intersect(), QgsClipper::intersectRect(), QgsMapCanvas::keyPressEvent(), QgsLabelSearchTree::labelsInRect(), QgsComposerMap::mapPolygon(), QgsComposerMap::mapToItemCoords(), QgsVectorLayer::metadata(), QgsComposerMap::moveContent(), operator=(), operator==(), QgsRasterCalculator::outputGeoTransform(), QgsComposerMap::paint(), QgsRasterProjector::preciseSrcRowCol(), QgsAtlasComposition::prepareForFeature(), QgsRectangle(), QgsRasterIterator::readNextRasterPart(), QgsRasterCalculator::readRasterPart(), QgsOgcUtils::rectangleToGMLBox(), QgsOgcUtils::rectangleToGMLEnvelope(), QgsSpatialIndex::rectToRegion(), QgsRenderChecker::runTest(), QgsMapCanvas::saveAsImage(), QgsMapRenderer::setExtent(), QgsRasterLayerSaveAsDialog::setOutputExtent(), QgsMapCanvasItem::setRect(), QgsVectorLayerEditUtils::splitFeatures(), QgsMapRenderer::splitLayersExtent(), QgsZonalStatistics::statisticsFromMiddlePointTest(), QgsZonalStatistics::statisticsFromPreciseIntersection(), QgsRasterBlock::subRect(), QgsCoordinateTransform::transform(), QgsComposerMap::transformedExtent(), QgsClipper::trimPolygon(), unionRect(), QgsMapRenderer::updateFullExtent(), QgsHighlight::updateRect(), QgsGridFileWriter::writeFile(), QgsComposerMap::writeXML(), QgsMapRenderer::writeXML(), and QgsComposerMap::zoomContent().

double QgsRectangle::yMinimum ( ) const

inline

Get the y minimum value (bottom side of rectangle)

Definition at line 190 of file qgsrectangle.h.

References ymin.

Referenced by QgsFeatureRendererV2::_getLineString(), QgsFeatureRendererV2::_getPolygon(), QgsMapRenderer::adjustExtentToSize(), QgsRasterDataProvider::block(), QgsVectorLayer::boundingBoxOfSelected(), QgsComposerMap::cache(), QgsRasterProjector::calcSrcExtent(), QgsScaleCalculator::calculateGeographicDistance(), QgsZonalStatistics::cellInfoForBBox(), QgsClipper::clippedLineWKB(), combineExtentWith(), QgsClipper::connectSeparatedLines(), QgsRasterLayer::draw(), QgsMapOverviewCanvas::drawExtentRect(), QgsPalLabeling::drawLabeling(), QgsVectorLayer::extent(), QgsGeometry::fromRect(), intersect(), QgsClipper::intersectRect(), QgsMapCanvas::keyPressEvent(), QgsLabelSearchTree::labelsInRect(), QgsComposerMap::mapPolygon(), QgsComposerMap::mapToItemCoords(), QgsComposerScaleBar::mapWidth(), QgsVectorLayer::metadata(), QgsComposerMap::moveContent(), operator=(), operator==(), QgsComposerMap::paint(), QgsAtlasComposition::prepareForFeature(), QgsRectangle(), QgsRasterCalculator::readRasterPart(), QgsOgcUtils::rectangleToGMLBox(), QgsOgcUtils::rectangleToGMLEnvelope(), QgsSpatialIndex::rectToRegion(), QgsMapRenderer::setExtent(), QgsRasterLayerSaveAsDialog::setOutputExtent(), QgsMapCanvasItem::setRect(), QgsComposerMap::setSceneRect(), QgsVectorLayerEditUtils::splitFeatures(), QgsMapRenderer::splitLayersExtent(), QgsRasterBlock::subRect(), QgsCoordinateTransform::transform(), QgsCoordinateTransform::transformBoundingBox(), QgsComposerMap::transformedExtent(), QgsClipper::trimPolygon(), unionRect(), QgsMapRenderer::updateFullExtent(), QgsHighlight::updateRect(), QgsGridFileWriter::writeHeader(), QgsComposerMap::writeXML(), QgsMapRenderer::writeXML(), and QgsComposerMap::zoomContent().

Member Data Documentation

double QgsRectangle::xmax

protected

Definition at line 145 of file qgsrectangle.h.

Referenced by asPolygon(), asWktCoordinates(), asWktPolygon(), combineExtentWith(), contains(), intersect(), intersects(), invert(), isEmpty(), isFinite(), normalize(), operator=(), QgsRectangle(), scale(), set(), setMinimal(), setXMaximum(), toRectF(), toString(), width(), and xMaximum().

double QgsRectangle::xmin

protected

Definition at line 143 of file qgsrectangle.h.

Referenced by asPolygon(), asWktCoordinates(), asWktPolygon(), center(), combineExtentWith(), contains(), intersect(), intersects(), invert(), isEmpty(), isFinite(), normalize(), operator=(), QgsRectangle(), scale(), set(), setMinimal(), setXMinimum(), toRectF(), toString(), width(), and xMinimum().

double QgsRectangle::ymax

protected

Definition at line 146 of file qgsrectangle.h.

Referenced by asPolygon(), asWktCoordinates(), asWktPolygon(), combineExtentWith(), contains(), height(), intersect(), intersects(), invert(), isEmpty(), isFinite(), normalize(), operator=(), QgsRectangle(), scale(), set(), setMinimal(), setYMaximum(), toRectF(), toString(), and yMaximum().

double QgsRectangle::ymin

protected

Definition at line 144 of file qgsrectangle.h.

Referenced by asPolygon(), asWktCoordinates(), asWktPolygon(), center(), combineExtentWith(), contains(), height(), intersect(), intersects(), invert(), isEmpty(), isFinite(), normalize(), operator=(), QgsRectangle(), scale(), set(), setMinimal(), setYMinimum(), toRectF(), toString(), and yMinimum().

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

/tmp/buildd/qgis-2.0.1/src/core/qgsrectangle.h
/tmp/buildd/qgis-2.0.1/src/core/qgsrectangle.cpp

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation