QwtPolarRenderer类 参考

用于将极坐标图导出到文档、打印机或其他支持 QPainter/QPaintDevice 的设备的渲染器 更多...

#include <qwt_polar_renderer.h>

类 QwtPolarRenderer 继承关系图:

类
class	PrivateData

Public 成员函数
	QwtPolarRenderer (QObject *parent=nullptr)
	Constructor
virtual	~QwtPolarRenderer ()
	Destructor
void	renderDocument (QwtPolarPlot *, const QString &format, const QSizeF &sizeMM, int resolution=85)
	Render a polar plot to a document
void	renderDocument (QwtPolarPlot *, const QString &title, const QString &format, const QSizeF &sizeMM, int resolution=85)
	Render a polar plot to a document with title
void	renderTo (QwtPolarPlot *, QPrinter &) const
	Render a polar plot to a printer
void	renderTo (QwtPolarPlot *, QPaintDevice &) const
	Render a polar plot to a paint device
virtual void	render (QwtPolarPlot *, QPainter *, const QRectF &rect) const
	Render a polar plot to a painter
bool	exportTo (QwtPolarPlot *, const QString &documentName, const QSizeF &sizeMM=QSizeF(200, 200), int resolution=85)
	Export a polar plot to a document
virtual void	renderTitle (QPainter *, const QRectF &) const
	Render the title
virtual void	renderLegend (const QwtPolarPlot *, QPainter *, const QRectF &) const
	Render the legend

详细描述

用于将极坐标图导出到文档、打印机或其他支持 QPainter/QPaintDevice 的设备的渲染器

构造及析构函数说明

QwtPolarRenderer()

QwtPolarRenderer::QwtPolarRenderer ( QObject *  parent = nullptr )

explicit

Constructor

构造函数

~QwtPolarRenderer()

QwtPolarRenderer::~QwtPolarRenderer ( )

virtual

Destructor

析构函数

成员函数说明

exportTo()

bool QwtPolarRenderer::exportTo	(	QwtPolarPlot *	plot,
		const QString &	documentName,
		const QSizeF &	sizeMM = QSizeF( 200, 200 ),
		int	resolution = 85
	)

Export a polar plot to a document

执行文件对话框并将绘图渲染到选定文件

render()

void QwtPolarRenderer::render ( QwtPolarPlot *  plot, QPainter *  painter, const QRectF &  plotRect  ) const

virtual

Render a polar plot to a painter

将绘图渲染到指定矩形

renderDocument() [1/2]

void QwtPolarRenderer::renderDocument	(	QwtPolarPlot *	plot,
		const QString &	fileName,
		const QSizeF &	sizeMM,
		int	resolution = 85
	)

Render a polar plot to a document

将极坐标图渲染到文件

renderDocument() [2/2]

void QwtPolarRenderer::renderDocument	(	QwtPolarPlot *	plot,
		const QString &	fileName,
		const QString &	format,
		const QSizeF &	sizeMM,
		int	resolution = 85
	)

Render a polar plot to a document with title

将绘图渲染到指定格式的文件

renderLegend()

void QwtPolarRenderer::renderLegend ( const QwtPolarPlot *  plot, QPainter *  painter, const QRectF &  rect  ) const

virtual

Render the legend

将图例渲染到指定矩形

renderTitle()

void QwtPolarRenderer::renderTitle ( QPainter *  painter, const QRectF &  rect  ) const

virtual

Render the title

将标题渲染到指定矩形

renderTo() [1/2]

void QwtPolarRenderer::renderTo	(	QwtPolarPlot *	plot,
		QPaintDevice &	paintDevice
	)		const

Render a polar plot to a paint device

将绘图渲染到 QPaintDevice

renderTo() [2/2]

void QwtPolarRenderer::renderTo	(	QwtPolarPlot *	plot,
		QPrinter &	printer
	)		const

Render a polar plot to a printer

将绘图渲染到打印机

---

该类的文档由以下文件生成:

• /home/runner/work/QWT/QWT/src/plot/qwt_polar_renderer.h
• /home/runner/work/QWT/QWT/src/plot/qwt_polar_renderer.cpp