QgsTextDiagram Class Reference

#include <qgstextdiagram.h>

Inheritance diagram for QgsTextDiagram:

Public Types
enum	Orientation { Horizontal = 0, Vertical }
enum	Shape { Circle = 0, Rectangle, Triangle }

Public Member Functions
	QgsTextDiagram ()
	~QgsTextDiagram ()
virtual QgsDiagram *	clone () const override
	Returns an instance that is equivalent to this one.
QString	diagramName () const override
QSizeF	diagramSize (const QgsAttributes &attributes, const QgsRenderContext &c, const QgsDiagramSettings &s) override
	Returns the size in map units the diagram will use to render.
QSizeF	diagramSize (const QgsFeature &feature, const QgsRenderContext &c, const QgsDiagramSettings &s, const QgsDiagramInterpolationSettings &is) override
	Returns the size in map units the diagram will use to render.
void	renderDiagram (const QgsFeature &feature, QgsRenderContext &c, const QgsDiagramSettings &s, const QPointF &position) override
	Draws the diagram at the given position (in pixel coordinates)
Public Member Functions inherited from QgsDiagram
virtual	~QgsDiagram ()
void	clearCache ()
virtual Q_DECL_DEPRECATED QSizeF	diagramSize (const QgsAttributes &attributes, const QgsRenderContext &c, const QgsDiagramSettings &s, const QgsDiagramInterpolationSettings &is)
QgsExpression *	getExpression (const QString &expression, const QgsFields *fields)
virtual Q_DECL_DEPRECATED void	renderDiagram (const QgsAttributes &att, QgsRenderContext &c, const QgsDiagramSettings &s, const QPointF &position)

Additional Inherited Members
Protected Member Functions inherited from QgsDiagram
	QgsDiagram ()
	QgsDiagram (const QgsDiagram &other)
QFont	scaledFont (const QgsDiagramSettings &s, const QgsRenderContext &c)
	Calculates a size to match the current settings and rendering context.
void	setPenWidth (QPen &pen, const QgsDiagramSettings &s, const QgsRenderContext &c)
	Changes the pen width to match the current settings and rendering context.
QSizeF	sizePainterUnits (const QSizeF &size, const QgsDiagramSettings &s, const QgsRenderContext &c)
	Calculates a size to match the current settings and rendering context.
float	sizePainterUnits (float l, const QgsDiagramSettings &s, const QgsRenderContext &c)
	Calculates a length to match the current settings and rendering context.

Detailed Description

Definition at line 33 of file qgstextdiagram.h.

Member Enumeration Documentation

enum QgsTextDiagram::Orientation

Enumerator:

Horizontal
Vertical

Definition at line 43 of file qgstextdiagram.h.

enum QgsTextDiagram::Shape

Enumerator:

Circle
Rectangle
Triangle

Definition at line 36 of file qgstextdiagram.h.

Constructor & Destructor Documentation

QgsTextDiagram::QgsTextDiagram

(

)

Definition at line 22 of file qgstextdiagram.cpp.

QgsTextDiagram::~QgsTextDiagram

(

)

Definition at line 30 of file qgstextdiagram.cpp.

Member Function Documentation

QgsDiagram * QgsTextDiagram::clone ( ) const

overridevirtual

Returns an instance that is equivalent to this one.

Note

added in 2.4

Implements QgsDiagram.

Definition at line 34 of file qgstextdiagram.cpp.

QString QgsTextDiagram::diagramName ( ) const

inlineoverridevirtual

Implements QgsDiagram.

Definition at line 58 of file qgstextdiagram.h.

QSizeF QgsTextDiagram::diagramSize ( const QgsAttributes &  attributes, const QgsRenderContext &  c, const QgsDiagramSettings &  s  )

overridevirtual

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

Implements QgsDiagram.

Definition at line 94 of file qgstextdiagram.cpp.

QSizeF QgsTextDiagram::diagramSize ( const QgsFeature &  feature, const QgsRenderContext &  c, const QgsDiagramSettings &  s, const QgsDiagramInterpolationSettings &  is  )

overridevirtual

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

Interpolate size

Implements QgsDiagram.

Definition at line 39 of file qgstextdiagram.cpp.

void QgsTextDiagram::renderDiagram ( const QgsFeature &  feature, QgsRenderContext &  c, const QgsDiagramSettings &  s, const QPointF &  position  )

overridevirtual

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

Implements QgsDiagram.

Definition at line 102 of file qgstextdiagram.cpp.

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

• /tmp/buildd/qgis-2.8.2+12wheezy/src/core/diagram/qgstextdiagram.h
• /tmp/buildd/qgis-2.8.2+12wheezy/src/core/diagram/qgstextdiagram.cpp