增强的Qwt图表控件，提供完整的数据绘图、样式设置和交互控制功能更多...

#include <DAChartWidget.h>

类 DA::DAChartWidget 继承关系图:

类
class	PrivateData

Public 类型
enum	ChartPropertyChangeFlag { NoChange = 0x0 , ChartTitleChanged = 0x1 , BackgroundChanged = 0x2 , BorderColorChanged = 0x4 , AxisLabelChanged = 0x10 , AxisColorChanged = 0x20 , AxisScaleChanged = 0x40 , GridEnabledChanged = 0x100 , GridStyleChanged , LegendEnabledChanged = 0x400 , LegendPositionChanged = 0x800 , LegendBackgroundChanged = 0x1000 , LegendTextColorChanged = 0x2000 , LegendPanelEnabledChanged = 0x8000 , DateTimeScaleSetup = 0x10000 , ZoomStateChanged = 0x100000 , PanStateChanged = 0x200000 , CrosshairStateChanged = 0x400000 , DataPickingStateChanged , MouseWheelZoomStateChanged = 0x1000000 }
	The 图表属性更多...

Public 类型继承自 DA::DAChartInteractionInterface
using	PannerFactory = std::function< QwtPlotPanner (QWidget ) >

using	PickerFactory = std::function< QwtPlotPicker (QWidget ) >

using	DataPickerFactory = std::function< QwtPlotSeriesDataPicker (QWidget ) >

Public 槽
void	onLegendItemToggled (const QVariant &itemInfo, bool checked)

信号
void	chartPropertiesChanged (DA::DAChartWidget *chart, DA::DAChartWidget::ChartPropertyChangeFlags flag)

Public 成员函数
	DAChartWidget (QWidget *parent=nullptr)

virtual QList< int >	dataRttis () const override
	获取所有数据相关的rtti,此函数会影响clearAllData函数

QwtPlotCurve *	addCurve (const QVector< double > &xData, const QVector< double > &yData, const QString &title=QString()) override

QwtPlotCurve *	addCurve (const QVector< QPointF > &points, const QString &title=QString()) override

QList< QwtPlotCurve * >	getCurves () const override

void	removeCurve (QwtPlotCurve *curve) override

QwtPlotCurve *	addScatter (const QVector< QPointF > &points, const QString &title=QString()) override

QwtPlotBarChart *	addBarChart (const QVector< double > &values, const QString &title=QString()) override

QwtPlotBarChart *	addBarChart (const QVector< QPointF > &points, const QString &title=QString()) override

QwtPlotIntervalCurve *	addIntervalCurve (const QVector< double > &values, const QVector< double > &mins, const QVector< double > &maxs, const QString &title=QString()) override

QwtPlotMarker *	addVerticalLine (double x, const QString &title=QString()) override

QwtPlotMarker *	addHorizontalLine (double y, const QString &title=QString()) override

QwtPlotMarker *	addCrossLine (double x, double y, const QString &title=QString()) override

QwtPlotSpectrogram *	addSpectrogram (QwtGridRasterData *gridData, const QString &title=QString()) override

void	removePlotItem (QwtPlotItem *item) override

void	clearAllData () override

QRectF	getDataBounds () const override

bool	hasData () const override

void	setChartTitle (const QString &title) override

QString	getChartTitle () const override

void	setBackgroundBrush (const QBrush &brush) override

QBrush	getBackgroundBrush () const override

void	setBorderColor (const QColor &color) override

QColor	getBorderColor () const override

void	setAxisLabel (int axisId, const QString &label) override

QString	getAxisLabel (int axisId) const override

void	setAxisColor (int axisId, const QColor &color) override

QColor	getAxisColor (int axisId) const override

void	enableGrid (bool enable=true) override

void	enableGridX (bool enable=true)

void	enableGridY (bool enable=true)

void	enableGridXMin (bool enable=true)

void	enableGridYMin (bool enable=true)

bool	isGridEnabled () const override

bool	isGridXEnabled () const

bool	isGridYEnabled () const

bool	isGridXMinEnabled () const

bool	isGridYMinEnabled () const

void	setGridStyle (const QColor &color, qreal width=1.0, Qt::PenStyle style=Qt::DotLine, bool isMajor=true) override

void	setGridMajorStyle (const QColor &color, qreal width=1.0, Qt::PenStyle style=Qt::DotLine) override

void	setGridMinorStyle (const QColor &color, qreal width=0.5, Qt::PenStyle style=Qt::DotLine) override

void	enableLegend (bool enable=true) override

bool	isLegendEnabled () const override

void	setLegendPosition (Qt::Alignment alignment) override

Qt::Alignment	getLegendPosition () const override

void	setLegendBackground (const QBrush &brush) override

QBrush	getLegendBackground () const override

void	setLegendTextColor (const QColor &color) override

QColor	getLegendTextColor () const override

void	setupDateTimeAxis (int axisId, const QString &format="yyyy-MM-dd hh:mm:ss") override

bool	isDateTimeAxis (int axisId) const override

void	enableZoom (bool enable=true) override

bool	isZoomEnabled () const override

void	zoomToOriginal () override

void	zoomIn () override

void	zoomOut () override

QwtPlotCanvasZoomer *	getZoomer () const override

void	enablePan (bool enable=true) override

bool	isPanEnabled () const override

QwtPlotPanner *	getPanner () const override

void	enableCrosshair (bool enable=true) override

bool	isCrosshairEnabled () const override

QwtPlotPicker *	getCrosshair () const override

bool	isDataPickingEnabled () const

void	enableYValuePicking (bool enable=true) override

bool	isYValuePickingEnabled () const override

void	enableXYValuePicking (bool enable=true) override

bool	isXYValuePickingEnabled () const override

QwtPlotSeriesDataPicker *	getDataPicker () const override

void	enableMouseWheelZoom (bool enable=true) override

bool	isMouseWheelZoomEnabled () const override

QwtPlotMagnifier *	getMagnifier () const override

void	enableLegendPanel (bool enable=true) override

bool	isLegendPanelEnabled () const override

QwtLegend *	getLegendPanel () const override

void	registerPannerFactory (const PannerFactory &factory) override

void	registerPickerFactory (const PickerFactory &factory) override

void	registerDataPickerFactory (const DataPickerFactory &factory) override

DAFigureWidget *	getFigure () const

void	notifyPropertiesChanged (ChartPropertyChangeFlags flag)

Protected 成员函数
void	paintEvent (QPaintEvent *event) override

详细描述

增强的Qwt图表控件，提供完整的数据绘图、样式设置和交互控制功能

通过三个接口分离不同方面的功能：

DAChartDataInterface: 数据管理和图表添加
DAChartStyleInterface: 样式设置和显示配置
DAChartInteractionInterface: 用户交互控制

成员枚举类型说明

◆ ChartPropertyChangeFlag

enum DA::DAChartWidget::ChartPropertyChangeFlag

The 图表属性

枚举值
GridStyleChanged	grid的样式发生变化，包括：enableGridX(),enableGridY(),enableGridXMin(),enableGridYMin(),setGridStyle(),setGridMajorStyle(),setGridMinorStyle() 都会触发此信号
LegendPanelEnabledChanged	代表LegendPanel开启或关闭，isLegendPanelEnabled
ZoomStateChanged	代表zoomer开启或关闭，isZoomEnabled
PanStateChanged	代表pan开启或关闭，isPanEnabled
CrosshairStateChanged	代表Crosshair开启或关闭，isCrosshairEnabled
DataPickingStateChanged	代表picking开启或关闭，isYValuePickingEnabled 和 isXYValuePickingEnabled
MouseWheelZoomStateChanged	代表magnifier开启或关闭，isMouseWheelZoomEnabled

成员函数说明

◆ addBarChart() [1/2]

QwtPlotBarChart * DA::DAChartWidget::addBarChart	(	const QVector< double > &	values,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addBarChart() [2/2]

QwtPlotBarChart * DA::DAChartWidget::addBarChart	(	const QVector< QPointF > &	points,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addCrossLine()

QwtPlotMarker * DA::DAChartWidget::addCrossLine	(	double	x,
		double	y,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addCurve() [1/2]

QwtPlotCurve * DA::DAChartWidget::addCurve	(	const QVector< double > &	xData,
		const QVector< double > &	yData,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addCurve() [2/2]

QwtPlotCurve * DA::DAChartWidget::addCurve	(	const QVector< QPointF > &	points,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addHorizontalLine()

QwtPlotMarker * DA::DAChartWidget::addHorizontalLine	(	double	y,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addIntervalCurve()

QwtPlotIntervalCurve * DA::DAChartWidget::addIntervalCurve	(	const QVector< double > &	values,
		const QVector< double > &	mins,
		const QVector< double > &	maxs,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addScatter()

QwtPlotCurve * DA::DAChartWidget::addScatter	(	const QVector< QPointF > &	points,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addSpectrogram()

QwtPlotSpectrogram * DA::DAChartWidget::addSpectrogram	(	QwtGridRasterData *	gridData,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ addVerticalLine()

QwtPlotMarker * DA::DAChartWidget::addVerticalLine	(	double	x,
		const QString &	title = `QString()`
	)

overridevirtual

实现了 DA::DAChartDataInterface.

◆ clearAllData()

void DA::DAChartWidget::clearAllData ( )

overridevirtual

实现了 DA::DAChartDataInterface.

◆ dataRttis()

QList< int > DA::DAChartWidget::dataRttis ( ) const

overridevirtual

获取所有数据相关的rtti,此函数会影响clearAllData函数

如果你有自定义的数据绘图，你要重写此函数，把新增的rtti加入到返回的rtti列表中

返回: 涉及绘图相关的rtti，网格等不会返回

参见: clearAllData

实现了 DA::DAChartDataInterface.

◆ enableCrosshair()

void DA::DAChartWidget::enableCrosshair ( bool enable = true )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ enableGrid()

void DA::DAChartWidget::enableGrid ( bool enable = true )

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ enableLegend()

void DA::DAChartWidget::enableLegend ( bool enable = true )

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ enableLegendPanel()

void DA::DAChartWidget::enableLegendPanel ( bool enable = true )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ enableMouseWheelZoom()

void DA::DAChartWidget::enableMouseWheelZoom ( bool enable = true )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ enablePan()

void DA::DAChartWidget::enablePan ( bool enable = true )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ enableXYValuePicking()

void DA::DAChartWidget::enableXYValuePicking ( bool enable = true )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ enableYValuePicking()

void DA::DAChartWidget::enableYValuePicking ( bool enable = true )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ enableZoom()

void DA::DAChartWidget::enableZoom ( bool enable = true )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ getAxisColor()

QColor DA::DAChartWidget::getAxisColor ( int axisId ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ getAxisLabel()

QString DA::DAChartWidget::getAxisLabel ( int axisId ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ getBackgroundBrush()

QBrush DA::DAChartWidget::getBackgroundBrush ( ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ getBorderColor()

QColor DA::DAChartWidget::getBorderColor ( ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ getChartTitle()

QString DA::DAChartWidget::getChartTitle ( ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ getCrosshair()

QwtPlotPicker * DA::DAChartWidget::getCrosshair ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ getCurves()

QList< QwtPlotCurve * > DA::DAChartWidget::getCurves ( ) const

overridevirtual

实现了 DA::DAChartDataInterface.

◆ getDataBounds()

QRectF DA::DAChartWidget::getDataBounds ( ) const

overridevirtual

实现了 DA::DAChartDataInterface.

◆ getDataPicker()

QwtPlotSeriesDataPicker * DA::DAChartWidget::getDataPicker ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ getLegendBackground()

QBrush DA::DAChartWidget::getLegendBackground ( ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ getLegendPanel()

QwtLegend * DA::DAChartWidget::getLegendPanel ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ getLegendPosition()

Qt::Alignment DA::DAChartWidget::getLegendPosition ( ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ getLegendTextColor()

QColor DA::DAChartWidget::getLegendTextColor ( ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ getMagnifier()

QwtPlotMagnifier * DA::DAChartWidget::getMagnifier ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ getPanner()

QwtPlotPanner * DA::DAChartWidget::getPanner ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ getZoomer()

QwtPlotCanvasZoomer * DA::DAChartWidget::getZoomer ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ hasData()

bool DA::DAChartWidget::hasData ( ) const

overridevirtual

实现了 DA::DAChartDataInterface.

◆ isCrosshairEnabled()

bool DA::DAChartWidget::isCrosshairEnabled ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ isDateTimeAxis()

bool DA::DAChartWidget::isDateTimeAxis ( int axisId ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ isGridEnabled()

bool DA::DAChartWidget::isGridEnabled ( ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ isLegendEnabled()

bool DA::DAChartWidget::isLegendEnabled ( ) const

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ isLegendPanelEnabled()

bool DA::DAChartWidget::isLegendPanelEnabled ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ isMouseWheelZoomEnabled()

bool DA::DAChartWidget::isMouseWheelZoomEnabled ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ isPanEnabled()

bool DA::DAChartWidget::isPanEnabled ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ isXYValuePickingEnabled()

bool DA::DAChartWidget::isXYValuePickingEnabled ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ isYValuePickingEnabled()

bool DA::DAChartWidget::isYValuePickingEnabled ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ isZoomEnabled()

bool DA::DAChartWidget::isZoomEnabled ( ) const

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ registerDataPickerFactory()

void DA::DAChartWidget::registerDataPickerFactory ( const DataPickerFactory & factory )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ registerPannerFactory()

void DA::DAChartWidget::registerPannerFactory ( const PannerFactory & factory )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ registerPickerFactory()

void DA::DAChartWidget::registerPickerFactory ( const PickerFactory & factory )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ removeCurve()

void DA::DAChartWidget::removeCurve ( QwtPlotCurve * curve )

overridevirtual

实现了 DA::DAChartDataInterface.

◆ removePlotItem()

void DA::DAChartWidget::removePlotItem ( QwtPlotItem * item )

overridevirtual

实现了 DA::DAChartDataInterface.

◆ setAxisColor()

void DA::DAChartWidget::setAxisColor	(	int	axisId,
		const QColor &	color
	)

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setAxisLabel()

void DA::DAChartWidget::setAxisLabel	(	int	axisId,
		const QString &	label
	)

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setBackgroundBrush()

void DA::DAChartWidget::setBackgroundBrush ( const QBrush & brush )

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setBorderColor()

void DA::DAChartWidget::setBorderColor ( const QColor & color )

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setChartTitle()

void DA::DAChartWidget::setChartTitle ( const QString & title )

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setGridMajorStyle()

void DA::DAChartWidget::setGridMajorStyle	(	const QColor &	color,
		qreal	width = `1.0`,
		Qt::PenStyle	style = `Qt::DotLine`
	)

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setGridMinorStyle()

void DA::DAChartWidget::setGridMinorStyle	(	const QColor &	color,
		qreal	width = `0.5`,
		Qt::PenStyle	style = `Qt::DotLine`
	)

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setGridStyle()

void DA::DAChartWidget::setGridStyle	(	const QColor &	color,
		qreal	width = `1.0`,
		Qt::PenStyle	style = `Qt::DotLine`,
		bool	isMajor = `true`
	)

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setLegendBackground()

void DA::DAChartWidget::setLegendBackground ( const QBrush & brush )

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setLegendPosition()

void DA::DAChartWidget::setLegendPosition ( Qt::Alignment alignment )

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setLegendTextColor()

void DA::DAChartWidget::setLegendTextColor ( const QColor & color )

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ setupDateTimeAxis()

void DA::DAChartWidget::setupDateTimeAxis	(	int	axisId,
		const QString &	format = `"yyyy-MM-dd hh:mm:ss"`
	)

overridevirtual

实现了 DA::DAChartStyleInterface.

◆ zoomIn()

void DA::DAChartWidget::zoomIn ( )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ zoomOut()

void DA::DAChartWidget::zoomOut ( )

overridevirtual

实现了 DA::DAChartInteractionInterface.

◆ zoomToOriginal()

void DA::DAChartWidget::zoomToOriginal ( )

overridevirtual

实现了 DA::DAChartInteractionInterface.

该类的文档由以下文件生成:

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

类

Public 类型

Public 槽

信号

Public 成员函数

Protected 成员函数

详细描述

成员枚举类型说明

◆ ChartPropertyChangeFlag

成员函数说明

◆ addBarChart() [1/2]

◆ addBarChart() [2/2]

◆ addCrossLine()

◆ addCurve() [1/2]

◆ addCurve() [2/2]

◆ addHorizontalLine()

◆ addIntervalCurve()

◆ addScatter()

◆ addSpectrogram()

◆ addVerticalLine()

◆ clearAllData()

◆ dataRttis()

◆ enableCrosshair()

◆ enableGrid()

◆ enableLegend()

◆ enableLegendPanel()

◆ enableMouseWheelZoom()

◆ enablePan()

◆ enableXYValuePicking()

◆ enableYValuePicking()

◆ enableZoom()

◆ getAxisColor()

◆ getAxisLabel()

◆ getBackgroundBrush()

◆ getBorderColor()

◆ getChartTitle()

◆ getCrosshair()

◆ getCurves()

◆ getDataBounds()

◆ getDataPicker()

◆ getLegendBackground()

◆ getLegendPanel()

◆ getLegendPosition()

◆ getLegendTextColor()

◆ getMagnifier()

◆ getPanner()

◆ getZoomer()

◆ hasData()

◆ isCrosshairEnabled()

◆ isDateTimeAxis()

◆ isGridEnabled()

◆ isLegendEnabled()

◆ isLegendPanelEnabled()

◆ isMouseWheelZoomEnabled()

◆ isPanEnabled()

◆ isXYValuePickingEnabled()

◆ isYValuePickingEnabled()

◆ isZoomEnabled()

◆ registerDataPickerFactory()

◆ registerPannerFactory()

◆ registerPickerFactory()

◆ removeCurve()

◆ removePlotItem()

◆ setAxisColor()

◆ setAxisLabel()

◆ setBackgroundBrush()

◆ setBorderColor()

◆ setChartTitle()

◆ setGridMajorStyle()

◆ setGridMinorStyle()

◆ setGridStyle()

◆ setLegendBackground()

◆ setLegendPosition()

◆ setLegendTextColor()

◆ setupDateTimeAxis()

◆ zoomIn()

◆ zoomOut()

◆ zoomToOriginal()