QgsSymbolV2RenderContext Class Reference

#include <qgssymbolv2.h>

Collaboration diagram for QgsSymbolV2RenderContext:

List of all members.

Public Member Functions
	QgsSymbolV2RenderContext (QgsRenderContext &c, QgsSymbolV2::OutputUnit u, qreal alpha=1.0, bool selected=false, int renderHints=0, const QgsFeature *f=0)
	~QgsSymbolV2RenderContext ()
qreal	alpha () const
	Get alpha transparency 1 for opaque, 0 for invisible.
const QgsFeature *	feature () const
const QgsVectorLayer *	layer () const
QgsSymbolV2RenderContext &	operator= (const QgsSymbolV2RenderContext &)
double	outputLineWidth (double width) const
double	outputPixelSize (double size) const
QgsSymbolV2::OutputUnit	outputUnit () const
QgsRenderContext &	renderContext ()
const QgsRenderContext &	renderContext () const
int	renderHints () const
bool	selected () const
void	setAlpha (qreal alpha)
	Set alpha transparency 1 for opaque, 0 for invisible.
void	setFeature (const QgsFeature *f)
void	setLayer (const QgsVectorLayer *layer)
void	setOutputUnit (QgsSymbolV2::OutputUnit u)
void	setRenderHints (int hints)
void	setSelected (bool selected)
Private Attributes
qreal	mAlpha
const QgsFeature *	mFeature
const QgsVectorLayer *	mLayer
QgsSymbolV2::OutputUnit	mOutputUnit
QgsRenderContext &	mRenderContext
int	mRenderHints
bool	mSelected

---

Detailed Description

Definition at line 152 of file qgssymbolv2.h.

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Constructor & Destructor Documentation

QgsSymbolV2RenderContext::QgsSymbolV2RenderContext	(	QgsRenderContext &	c,
		QgsSymbolV2::OutputUnit	u,
		qreal	alpha = 1.0,
		bool	selected = false,
		int	renderHints = 0,
		const QgsFeature *	f = 0
	)

Definition at line 378 of file qgssymbolv2.cpp.

QgsSymbolV2RenderContext::~QgsSymbolV2RenderContext

(

)

Definition at line 384 of file qgssymbolv2.cpp.

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Member Function Documentation

qreal QgsSymbolV2RenderContext::alpha

(

)

const [inline]

Get alpha transparency 1 for opaque, 0 for invisible.

Definition at line 166 of file qgssymbolv2.h.

Referenced by QgsSVGFillSymbolLayer::applyPattern(), QgsLinePatternFillSymbolLayer::applyPattern(), QgsPointPatternFillSymbolLayer::applyPattern(), QgsSvgMarkerSymbolLayerV2::renderPoint(), QgsFontMarkerSymbolLayerV2::renderPoint(), QgsSimpleFillSymbolLayerV2::startRender(), QgsSimpleLineSymbolLayerV2::startRender(), QgsSimpleMarkerSymbolLayerV2::startRender(), QgsMarkerLineSymbolLayerV2::startRender(), QgsLineDecorationSymbolLayerV2::startRender(), and QgsCentroidFillSymbolLayerV2::startRender().

const QgsFeature* QgsSymbolV2RenderContext::feature

(

)

const [inline]

Definition at line 179 of file qgssymbolv2.h.

Referenced by QgsSVGFillSymbolLayer::applyDataDefinedSettings(), QgsLinePatternFillSymbolLayer::applyDataDefinedSettings(), QgsPointPatternFillSymbolLayer::applyDataDefinedSettings(), QgsSimpleFillSymbolLayerV2::applyDataDefinedSymbology(), QgsSimpleLineSymbolLayerV2::applyDataDefinedSymbology(), QgsPointPatternFillSymbolLayer::applyPattern(), QgsMarkerSymbolLayerV2::markerOffset(), QgsEllipseSymbolLayerV2::renderPoint(), QgsVectorFieldSymbolLayer::renderPoint(), QgsSimpleMarkerSymbolLayerV2::renderPoint(), QgsSvgMarkerSymbolLayerV2::renderPoint(), QgsImageFillSymbolLayer::renderPolygon(), QgsCentroidFillSymbolLayerV2::renderPolygon(), QgsMarkerLineSymbolLayerV2::renderPolyline(), QgsMarkerLineSymbolLayerV2::renderPolylineCentral(), QgsMarkerLineSymbolLayerV2::renderPolylineInterval(), QgsMarkerLineSymbolLayerV2::renderPolylineVertex(), and QgsEllipseSymbolLayerV2::startRender().

const QgsVectorLayer* QgsSymbolV2RenderContext::layer

(

)

const [inline]

Definition at line 182 of file qgssymbolv2.h.

Referenced by QgsEllipseSymbolLayerV2::startRender(), QgsSimpleFillSymbolLayerV2::startRender(), QgsSimpleLineSymbolLayerV2::startRender(), QgsSimpleMarkerSymbolLayerV2::startRender(), QgsVectorFieldSymbolLayer::startRender(), QgsSvgMarkerSymbolLayerV2::startRender(), QgsMarkerLineSymbolLayerV2::startRender(), QgsSVGFillSymbolLayer::startRender(), QgsLinePatternFillSymbolLayer::startRender(), and QgsPointPatternFillSymbolLayer::startRender().

QgsSymbolV2RenderContext & QgsSymbolV2RenderContext::operator=

(

const QgsSymbolV2RenderContext &

)

Definition at line 400 of file qgssymbolv2.cpp.

double QgsSymbolV2RenderContext::outputLineWidth

(

double

width

)

const

Definition at line 390 of file qgssymbolv2.cpp.

References QgsSymbolLayerV2Utils::lineWidthScaleFactor(), mOutputUnit, and mRenderContext.

Referenced by QgsPointDisplacementRenderer::drawCircle(), QgsPointDisplacementRenderer::drawLabels(), QgsPointDisplacementRenderer::renderFeature(), and QgsLineDecorationSymbolLayerV2::startRender().

double QgsSymbolV2RenderContext::outputPixelSize

(

double

size

)

const

Definition at line 395 of file qgssymbolv2.cpp.

References mOutputUnit, mRenderContext, and QgsSymbolLayerV2Utils::pixelSizeScaleFactor().

QgsSymbolV2::OutputUnit QgsSymbolV2RenderContext::outputUnit

(

)

const [inline]

Definition at line 162 of file qgssymbolv2.h.

QgsRenderContext& QgsSymbolV2RenderContext::renderContext

(

)

[inline]

Definition at line 158 of file qgssymbolv2.h.

Referenced by QgsSimpleFillSymbolLayerV2::applyDataDefinedSymbology(), QgsSimpleLineSymbolLayerV2::applyDataDefinedSymbology(), QgsSVGFillSymbolLayer::applyPattern(), QgsLinePatternFillSymbolLayer::applyPattern(), QgsPointPatternFillSymbolLayer::applyPattern(), QgsPointDisplacementRenderer::drawCircle(), QgsPointDisplacementRenderer::drawLabels(), QgsVectorFieldSymbolLayer::drawPreviewIcon(), QgsMarkerSymbolLayerV2::markerOffset(), QgsSimpleMarkerSymbolLayerV2::prepareCache(), QgsEllipseSymbolLayerV2::preparePath(), QgsEllipseSymbolLayerV2::renderPoint(), QgsSimpleMarkerSymbolLayerV2::renderPoint(), QgsVectorFieldSymbolLayer::renderPoint(), QgsSvgMarkerSymbolLayerV2::renderPoint(), QgsFontMarkerSymbolLayerV2::renderPoint(), QgsSimpleFillSymbolLayerV2::renderPolygon(), QgsImageFillSymbolLayer::renderPolygon(), QgsCentroidFillSymbolLayerV2::renderPolygon(), QgsSimpleLineSymbolLayerV2::renderPolyline(), QgsMarkerLineSymbolLayerV2::renderPolyline(), QgsLineDecorationSymbolLayerV2::renderPolyline(), QgsMarkerLineSymbolLayerV2::renderPolylineCentral(), QgsMarkerLineSymbolLayerV2::renderPolylineInterval(), QgsMarkerLineSymbolLayerV2::renderPolylineVertex(), QgsEllipseSymbolLayerV2::startRender(), QgsSimpleFillSymbolLayerV2::startRender(), QgsSimpleLineSymbolLayerV2::startRender(), QgsSimpleMarkerSymbolLayerV2::startRender(), QgsVectorFieldSymbolLayer::startRender(), QgsMarkerLineSymbolLayerV2::startRender(), QgsSVGFillSymbolLayer::startRender(), QgsFontMarkerSymbolLayerV2::startRender(), QgsLineDecorationSymbolLayerV2::startRender(), QgsLinePatternFillSymbolLayer::startRender(), QgsPointPatternFillSymbolLayer::startRender(), QgsCentroidFillSymbolLayerV2::startRender(), QgsVectorFieldSymbolLayer::stopRender(), QgsMarkerLineSymbolLayerV2::stopRender(), QgsSVGFillSymbolLayer::stopRender(), QgsPointPatternFillSymbolLayer::stopRender(), and QgsCentroidFillSymbolLayerV2::stopRender().

const QgsRenderContext& QgsSymbolV2RenderContext::renderContext

(

)

const [inline]

Definition at line 159 of file qgssymbolv2.h.

int QgsSymbolV2RenderContext::renderHints

(

)

const [inline]

Note:

added in 1.5

Definition at line 174 of file qgssymbolv2.h.

Referenced by QgsSimpleLineSymbolLayerV2::applyDataDefinedSymbology(), QgsEllipseSymbolLayerV2::preparePath(), QgsSimpleMarkerSymbolLayerV2::renderPoint(), QgsSvgMarkerSymbolLayerV2::renderPoint(), QgsFontMarkerSymbolLayerV2::renderPoint(), QgsSimpleMarkerSymbolLayerV2::startRender(), and QgsMarkerLineSymbolLayerV2::startRender().

bool QgsSymbolV2RenderContext::selected

(

)

const [inline]

Definition at line 170 of file qgssymbolv2.h.

Referenced by QgsSimpleMarkerSymbolLayerV2::renderPoint(), QgsSvgMarkerSymbolLayerV2::renderPoint(), QgsFontMarkerSymbolLayerV2::renderPoint(), QgsSimpleFillSymbolLayerV2::renderPolygon(), QgsImageFillSymbolLayer::renderPolygon(), QgsCentroidFillSymbolLayerV2::renderPolygon(), QgsSimpleLineSymbolLayerV2::renderPolyline(), QgsLineDecorationSymbolLayerV2::renderPolyline(), QgsMarkerLineSymbolLayerV2::renderPolylineCentral(), QgsMarkerLineSymbolLayerV2::renderPolylineInterval(), and QgsMarkerLineSymbolLayerV2::renderPolylineVertex().

void QgsSymbolV2RenderContext::setAlpha

(

qreal

alpha

)

[inline]

Set alpha transparency 1 for opaque, 0 for invisible.

Definition at line 168 of file qgssymbolv2.h.

void QgsSymbolV2RenderContext::setFeature

(

const QgsFeature *

f

)

[inline]

Definition at line 178 of file qgssymbolv2.h.

void QgsSymbolV2RenderContext::setLayer

(

const QgsVectorLayer *

layer

)

[inline]

Definition at line 181 of file qgssymbolv2.h.

Referenced by QgsSymbolV2::startRender().

void QgsSymbolV2RenderContext::setOutputUnit

(

QgsSymbolV2::OutputUnit

u

)

[inline]

Definition at line 163 of file qgssymbolv2.h.

void QgsSymbolV2RenderContext::setRenderHints

(

int

hints

)

[inline]

Note:

added in 1.5

Definition at line 176 of file qgssymbolv2.h.

void QgsSymbolV2RenderContext::setSelected

(

bool

selected

)

[inline]

Definition at line 171 of file qgssymbolv2.h.

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Member Data Documentation

qreal QgsSymbolV2RenderContext::mAlpha [private]

Definition at line 193 of file qgssymbolv2.h.

const QgsFeature* QgsSymbolV2RenderContext::mFeature [private]

Definition at line 196 of file qgssymbolv2.h.

const QgsVectorLayer* QgsSymbolV2RenderContext::mLayer [private]

Definition at line 197 of file qgssymbolv2.h.

QgsSymbolV2::OutputUnit QgsSymbolV2RenderContext::mOutputUnit [private]

Definition at line 192 of file qgssymbolv2.h.

Referenced by outputLineWidth(), and outputPixelSize().

QgsRenderContext& QgsSymbolV2RenderContext::mRenderContext [private]

Definition at line 191 of file qgssymbolv2.h.

Referenced by outputLineWidth(), and outputPixelSize().

int QgsSymbolV2RenderContext::mRenderHints [private]

Definition at line 195 of file qgssymbolv2.h.

bool QgsSymbolV2RenderContext::mSelected [private]

Definition at line 194 of file qgssymbolv2.h.

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

• src/core/symbology-ng/qgssymbolv2.h
• src/core/symbology-ng/qgssymbolv2.cpp