QgsPieDiagram Class Reference

#include <qgspiediagram.h>

Inheritance diagram for QgsPieDiagram:

Collaboration diagram for QgsPieDiagram:

List of all members.

Public Member Functions
	QgsPieDiagram ()
	~QgsPieDiagram ()
QString	diagramName () const
QSizeF	diagramSize (const QgsAttributes &attributes, const QgsRenderContext &c, const QgsDiagramSettings &s)
	Returns the size in map units the diagram will use to render.
QSizeF	diagramSize (const QgsAttributes &attributes, const QgsRenderContext &c, const QgsDiagramSettings &s, const QgsDiagramInterpolationSettings &is)
	Returns the size in map units the diagram will use to render.
void	renderDiagram (const QgsAttributes &att, QgsRenderContext &c, const QgsDiagramSettings &s, const QPointF &position)
	Draws the diagram at the given position (in pixel coordinates)
Private Attributes
QBrush	mCategoryBrush
QPen	mPen
Static Private Attributes
static int	sCount = 0

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Detailed Description

Definition at line 32 of file qgspiediagram.h.

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Constructor & Destructor Documentation

QgsPieDiagram::QgsPieDiagram

(

)

Definition at line 22 of file qgspiediagram.cpp.

References mCategoryBrush, and mPen.

QgsPieDiagram::~QgsPieDiagram

(

)

Definition at line 28 of file qgspiediagram.cpp.

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Member Function Documentation

QString QgsPieDiagram::diagramName

(

)

const [inline, virtual]

Implements QgsDiagram.

Definition at line 41 of file qgspiediagram.h.

References DIAGRAM_NAME_PIE.

QSizeF QgsPieDiagram::diagramSize	(	const QgsAttributes &	attributes,
		const QgsRenderContext &	c,
		const QgsDiagramSettings &	s
	)		[virtual]

Returns the size in map units the diagram will use to render.

Implements QgsDiagram.

Definition at line 76 of file qgspiediagram.cpp.

References QgsDiagramSettings::size.

QSizeF QgsPieDiagram::diagramSize	(	const QgsAttributes &	attributes,
		const QgsRenderContext &	c,
		const QgsDiagramSettings &	s,
		const QgsDiagramInterpolationSettings &	is
	)		[virtual]

Returns the size in map units the diagram will use to render.

Interpolate size

Implements QgsDiagram.

Definition at line 32 of file qgspiediagram.cpp.

References QgsDiagramInterpolationSettings::classificationAttribute, QgsDiagramInterpolationSettings::lowerSize, QgsDiagramInterpolationSettings::lowerValue, QgsDiagramSettings::minimumSize, QgsDiagramSettings::scaleByArea, size, QgsDiagramInterpolationSettings::upperSize, and QgsDiagramInterpolationSettings::upperValue.

void QgsPieDiagram::renderDiagram	(	const QgsAttributes &	att,
		QgsRenderContext &	c,
		const QgsDiagramSettings &	s,
		const QPointF &	position
	)		[virtual]

Draws the diagram at the given position (in pixel coordinates)

Implements QgsDiagram.

Definition at line 85 of file qgspiediagram.cpp.

References QgsDiagramSettings::angleOffset, QgsDiagramSettings::categoryColors, QgsDiagramSettings::categoryIndices, mCategoryBrush, mPen, QgsRenderContext::painter(), QgsDiagramSettings::penColor, QgsDiagram::setPenWidth(), QgsDiagramSettings::size, and QgsDiagram::sizePainterUnits().

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Member Data Documentation

QBrush QgsPieDiagram::mCategoryBrush [private]

Definition at line 44 of file qgspiediagram.h.

Referenced by QgsPieDiagram(), and renderDiagram().

QPen QgsPieDiagram::mPen [private]

Definition at line 45 of file qgspiediagram.h.

Referenced by QgsPieDiagram(), and renderDiagram().

int QgsPieDiagram::sCount = 0 [static, private]

Definition at line 47 of file qgspiediagram.h.

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

• src/core/diagram/qgspiediagram.h
• src/core/diagram/qgspiediagram.cpp