QgsMapCanvasMap Class Reference

A rectangular graphics item representing the map on the canvas. More...

#include <qgsmapcanvasmap.h>

Collaboration diagram for QgsMapCanvasMap:

Public Member Functions
	QgsMapCanvasMap (QgsMapCanvas *canvas)
	constructor
void	resize (QSize size)
	resize canvas item and pixmap
void	enableAntiAliasing (bool flag)
void	useImageToRender (bool flag)
void	render ()
	renders map using QgsMapRenderer to mPixmap
void	setBackgroundColor (const QColor &color)
void	setPanningOffset (const QPoint &point)
QPaintDevice &	paintDevice ()
void	paint (QPainter *p, const QStyleOptionGraphicsItem *, QWidget *)
QRectF	boundingRect () const
void	updateContents ()
	Update contents - can be called while drawing to show the status.

Private Attributes
bool	mAntiAliasing
	indicates whether antialiasing will be used for rendering
bool	mUseQImageToRender
	Whether to use a QPixmap or a QImage for the rendering.
QPixmap	mPixmap
QImage	mImage
QgsMapCanvas *	mCanvas
QColor	mBgColor
QPoint	mOffset

Detailed Description

A rectangular graphics item representing the map on the canvas.

Definition at line 30 of file qgsmapcanvasmap.h.

Constructor & Destructor Documentation

QgsMapCanvasMap::QgsMapCanvasMap

(

QgsMapCanvas *

canvas

)

constructor

Definition at line 23 of file qgsmapcanvasmap.cpp.

References mUseQImageToRender, and resize().

Member Function Documentation

QRectF QgsMapCanvasMap::boundingRect

(

)

const

Definition at line 38 of file qgsmapcanvasmap.cpp.

References mPixmap.

void QgsMapCanvasMap::enableAntiAliasing ( bool  flag )

inline

Definition at line 40 of file qgsmapcanvasmap.h.

Referenced by QgsMapCanvas::enableAntiAliasing().

void QgsMapCanvasMap::paint	(	QPainter *	p,
		const QStyleOptionGraphicsItem *	,
		QWidget *
	)

Definition at line 32 of file qgsmapcanvasmap.cpp.

References mPixmap.

Referenced by render().

QPaintDevice & QgsMapCanvasMap::paintDevice

(

)

Definition at line 108 of file qgsmapcanvasmap.cpp.

References mPixmap.

Referenced by QgsMapCanvas::canvasPaintDevice(), QgsMapCanvas::refresh(), and QgsMapCanvas::saveAsImage().

void QgsMapCanvasMap::render

(

)

renders map using QgsMapRenderer to mPixmap

Definition at line 61 of file qgsmapcanvasmap.cpp.

References mAntiAliasing, QgsMapCanvas::mapRenderer(), mBgColor, mCanvas, mImage, mPixmap, mUseQImageToRender, paint(), QgsDebugMsg, and QgsMapRenderer::render().

Referenced by QgsMapCanvas::refresh().

void QgsMapCanvasMap::resize

(

QSize

size

)

resize canvas item and pixmap

Definition at line 44 of file qgsmapcanvasmap.cpp.

References QgsMapCanvas::mapRenderer(), mBgColor, mCanvas, mImage, mPixmap, QgsDebugMsg, and QgsMapRenderer::setOutputSize().

Referenced by QgsMapCanvas::paintEvent(), QgsMapCanvas::QgsMapCanvas(), and QgsMapCanvasMap().

void QgsMapCanvasMap::setBackgroundColor ( const QColor &  color )

inline

Definition at line 47 of file qgsmapcanvasmap.h.

Referenced by QgsMapCanvas::setCanvasColor().

void QgsMapCanvasMap::setPanningOffset

(

const QPoint &

point

)

Definition at line 55 of file qgsmapcanvasmap.cpp.

References mOffset.

Referenced by QgsMapCanvas::moveCanvasContents().

void QgsMapCanvasMap::updateContents

(

)

Update contents - can be called while drawing to show the status.

Added in version 1.2

Definition at line 113 of file qgsmapcanvasmap.cpp.

References mImage, mPixmap, and mUseQImageToRender.

Referenced by QgsMapCanvas::updateMap().

void QgsMapCanvasMap::useImageToRender ( bool  flag )

inline

Definition at line 42 of file qgsmapcanvasmap.h.

Referenced by QgsMapCanvas::useImageToRender().

Member Data Documentation

bool QgsMapCanvasMap::mAntiAliasing

private

indicates whether antialiasing will be used for rendering

Definition at line 64 of file qgsmapcanvasmap.h.

Referenced by render().

QColor QgsMapCanvasMap::mBgColor

private

Definition at line 75 of file qgsmapcanvasmap.h.

Referenced by render(), and resize().

QgsMapCanvas* QgsMapCanvasMap::mCanvas

private

Definition at line 73 of file qgsmapcanvasmap.h.

Referenced by render(), and resize().

QImage QgsMapCanvasMap::mImage

private

Definition at line 70 of file qgsmapcanvasmap.h.

Referenced by render(), resize(), and updateContents().

QPoint QgsMapCanvasMap::mOffset

private

Definition at line 77 of file qgsmapcanvasmap.h.

Referenced by setPanningOffset().

QPixmap QgsMapCanvasMap::mPixmap

private

Definition at line 69 of file qgsmapcanvasmap.h.

Referenced by boundingRect(), paint(), paintDevice(), render(), resize(), and updateContents().

bool QgsMapCanvasMap::mUseQImageToRender

private

Whether to use a QPixmap or a QImage for the rendering.

Definition at line 67 of file qgsmapcanvasmap.h.

Referenced by QgsMapCanvasMap(), render(), and updateContents().

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

• /tmp/buildd/qgis-2.0.1/src/gui/qgsmapcanvasmap.h
• /tmp/buildd/qgis-2.0.1/src/gui/qgsmapcanvasmap.cpp