DA::DAAbstractRegionSelectEditor类 参考

类 DA::DAAbstractRegionSelectEditor 继承关系图:

Public 类型
enum	SelectionMode { SingleSelection , AdditionalSelection , SubtractionSelection , IntersectionSelection }
	选择模式 更多...
Public 类型 继承自 DA::DAAbstractPlotEditor
enum	RTTI { RTTIRectRegionSelectEditor , RTTIEllipseRegionSelectEditor , RTTIPolygonRegionSelectEditor , RTTIUserDefine }

信号
void	finishSelection (const QPainterPath &shape)
	完成选择发出的信号

Public 成员函数
	DAAbstractRegionSelectEditor (QwtPlot *parent)
virtual SelectionMode	getSelectionMode () const
virtual void	setSelectionMode (const SelectionMode &selectionMode)
virtual QPainterPath	getSelectRegion () const =0
virtual void	setSelectRegion (const QPainterPath &shape)=0
virtual bool	isContains (const QPointF &p) const
	判断点是否在区域里
int	getXAxis () const
	获取绑定的x轴
int	getYAxis () const
	获取绑定的y轴
void	setAxis (int xAxis, int yAxis)
	设置关联的坐标轴
QPointF	invTransform (const QPointF &pos) const
	屏幕坐标转换为数据坐标
QPointF	transform (const QPointF &pos) const
	数据坐标转换为屏幕坐标
QPainterPath	transformToOtherAxis (int axisX, int axisY) const
	把当前区域转换为其它轴系
Public 成员函数 继承自 DA::DAAbstractPlotEditor
	DAAbstractPlotEditor (QwtPlot *parent)
const QwtPlot *	plot () const
QwtPlot *	plot ()
virtual void	setEnabled (bool on)
virtual bool	isEnabled () const
virtual int	rtti () const =0
void	setUseSpaceKey (bool b)
	设置是否使用空格，如果这个editor使用了空格，需要设置为true，否则会被屏蔽空格的输入,默认为false
bool	isUseSpaceKey () const
	设置是否可以使用空格

额外继承的成员函数
Protected 成员函数 继承自 DA::DAAbstractPlotEditor
virtual bool	eventFilter (QObject *object, QEvent *event)
virtual bool	mousePressEvent (const QMouseEvent *e)
virtual bool	mouseMovedEvent (const QMouseEvent *e)
virtual bool	mouseReleasedEvent (const QMouseEvent *e)
virtual bool	keyPressEvent (const QKeyEvent *e)
virtual bool	keyReleaseEvent (const QKeyEvent *e)

成员枚举类型说明

SelectionMode

enum DA::DAAbstractRegionSelectEditor::SelectionMode

选择模式

枚举值
SingleSelection	单选
AdditionalSelection	合并选区
SubtractionSelection	减去选区
IntersectionSelection	交集选区

成员函数说明

finishSelection

void DA::DAAbstractRegionSelectEditor::finishSelection ( const QPainterPath &  shape )

signal

完成选择发出的信号

参数

shape

选区的区域

getSelectRegion()

virtual QPainterPath DA::DAAbstractRegionSelectEditor::getSelectRegion ( ) const

pure virtual

在 DA::DAChartRectRegionSelectEditor 内被实现.

getXAxis()

int DA::DAAbstractRegionSelectEditor::getXAxis

(

)

const

获取绑定的x轴

返回

getYAxis()

int DA::DAAbstractRegionSelectEditor::getYAxis

(

)

const

获取绑定的y轴

返回

invTransform()

QPointF DA::DAAbstractRegionSelectEditor::invTransform

(

const QPointF &

pos

)

const

屏幕坐标转换为数据坐标

参数

pos

返回

isContains()

bool DA::DAAbstractRegionSelectEditor::isContains ( const QPointF &  p ) const

virtual

判断点是否在区域里

参数

p

返回

setAxis()

void DA::DAAbstractRegionSelectEditor::setAxis	(	int	xAxis,
		int	yAxis
	)

设置关联的坐标轴

注解

默认是xbottom，yLeft

参数

xAxis
yAxis

setSelectionMode()

void DA::DAAbstractRegionSelectEditor::setSelectionMode ( const SelectionMode &  selectionMode )

virtual

被 DA::DAChartRectRegionSelectEditor 重载.

setSelectRegion()

virtual void DA::DAAbstractRegionSelectEditor::setSelectRegion ( const QPainterPath &  shape )

pure virtual

在 DA::DAChartRectRegionSelectEditor 内被实现.

transform()

QPointF DA::DAAbstractRegionSelectEditor::transform

(

const QPointF &

pos

)

const

数据坐标转换为屏幕坐标

参数

pos

返回

transformToOtherAxis()

QPainterPath DA::DAAbstractRegionSelectEditor::transformToOtherAxis	(	int	axisX,
		int	axisY
	)		const

把当前区域转换为其它轴系

参数

axisX
axisY

返回

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该类的文档由以下文件生成:

• /home/runner/work/data-workbench/data-workbench/src/DAFigure/DAAbstractRegionSelectEditor.h
• /home/runner/work/data-workbench/data-workbench/src/DAFigure/DAAbstractRegionSelectEditor.cpp