16. QCustomPlot 类参考_setopengl(bool enabled, int multisampling)-优快云博客

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QCustomPlot 核心类。使用QWidget作为基类，显示绘图并与用户进行交互。

https://www.qcustomplot.com/documentation/classQCustomPlot.html

Public Types
enum	LayerInsertMode

enum	RefreshPriority

Public Functions
	QCustomPlot (QWidget *parent=0)

QRect	viewport () const

double	bufferDevicePixelRatio () const

QPixmap	background () const

bool	backgroundScaled () const

Qt::AspectRatioMode	backgroundScaledMode () const

QCPLayoutGrid *	plotLayout () const

QCP::AntialiasedElements	antialiasedElements () const

QCP::AntialiasedElements	notAntialiasedElements () const

bool	autoAddPlottableToLegend () const

const QCP::Interactions	interactions () const

int	selectionTolerance () const

bool	noAntialiasingOnDrag () const

QCP::PlottingHints	plottingHints () const

Qt::KeyboardModifier	multiSelectModifier () const

QCP::SelectionRectMode	selectionRectMode () const

QCPSelectionRect *	selectionRect () const

bool	openGl () const

void	setViewport (const QRect &rect)

void	setBufferDevicePixelRatio (double ratio)

void	setBackground (const QPixmap &pm)

void	setBackground (const QPixmap &pm, bool scaled, Qt::AspectRatioMode mode=Qt::KeepAspectRatioByExpanding)

void	setBackground (const QBrush &brush)

void	setBackgroundScaled (bool scaled)

void	setBackgroundScaledMode (Qt::AspectRatioMode mode)

void	setAntialiasedElements (const QCP::AntialiasedElements &antialiasedElements)

void	setAntialiasedElement (QCP::AntialiasedElement antialiasedElement, bool enabled=true)

void	setNotAntialiasedElements (const QCP::AntialiasedElements &notAntialiasedElements)

void	setNotAntialiasedElement (QCP::AntialiasedElement notAntialiasedElement, bool enabled=true)

void	setAutoAddPlottableToLegend (bool on)

void	setInteractions (const QCP::Interactions &interactions)

void	setInteraction (const QCP::Interaction &interaction, bool enabled=true)

void	setSelectionTolerance (int pixels)

void	setNoAntialiasingOnDrag (bool enabled)

void	setPlottingHints (const QCP::PlottingHints &hints)

void	setPlottingHint (QCP::PlottingHint hint, bool enabled=true)

void	setMultiSelectModifier (Qt::KeyboardModifier modifier)

void	setSelectionRectMode (QCP::SelectionRectMode mode)

void	setSelectionRect (QCPSelectionRect *selectionRect)

void	setOpenGl (bool enabled, int multisampling=16)

QCPAbstractPlottable *	plottable (int index)

QCPAbstractPlottable *	plottable ()

bool	removePlottable (QCPAbstractPlottable *plottable)

bool	removePlottable (int index)

int	clearPlottables ()

int	plottableCount () const

QList< QCPAbstractPlottable * >	selectedPlottables () const

QCPAbstractPlottable *	plottableAt (const QPointF &pos, bool onlySelectable=false) const

bool	hasPlottable (QCPAbstractPlottable *plottable) const

QCPGraph *	graph (int index) const

QCPGraph *	graph () const

QCPGraph *	addGraph (QCPAxis keyAxis=0, QCPAxis valueAxis=0)

bool	removeGraph (QCPGraph *graph)

bool	removeGraph (int index)

int	clearGraphs ()

int	graphCount () const

QList< QCPGraph * >	selectedGraphs () const

QCPAbstractItem *	item (int index) const

QCPAbstractItem *	item () const

bool	removeItem (QCPAbstractItem *item)

bool	removeItem (int index)

int	clearItems ()

int	itemCount () const

QList< QCPAbstractItem * >	selectedItems () const

QCPAbstractItem *	itemAt (const QPointF &pos, bool onlySelectable=false) const

bool	hasItem (QCPAbstractItem *item) const

QCPLayer *	layer (const QString &name) const

QCPLayer *	layer (int index) const

QCPLayer *	currentLayer () const

bool	setCurrentLayer (const QString &name)

bool	setCurrentLayer (QCPLayer *layer)

int	layerCount () const

bool	addLayer (const QString &name, QCPLayer *otherLayer=0, LayerInsertMode insertMode=limAbove)

bool	removeLayer (QCPLayer *layer)

bool	moveLayer (QCPLayer layer, QCPLayer otherLayer, LayerInsertMode insertMode=limAbove)

int	axisRectCount () const

QCPAxisRect *	axisRect (int index=0) const

QList< QCPAxisRect * >	axisRects () const

QCPLayoutElement *	layoutElementAt (const QPointF &pos) const

QCPAxisRect *	axisRectAt (const QPointF &pos) const

Q_SLOT void	rescaleAxes (bool onlyVisiblePlottables=false)

QList< QCPAxis * >	selectedAxes () const

QList< QCPLegend * >	selectedLegends () const

Q_SLOT void	deselectAll ()

bool	savePdf (const QString &fileName, int width=0, int height=0, QCP::ExportPen exportPen=QCP::epAllowCosmetic, const QString &pdfCreator=QString(), const QString &pdfTitle=QString())

bool	savePng (const QString &fileName, int width=0, int height=0, double scale=1.0, int quality=-1, int resolution=96, QCP::ResolutionUnit resolutionUnit=QCP::ruDotsPerInch)

bool	saveJpg (const QString &fileName, int width=0, int height=0, double scale=1.0, int quality=-1, int resolution=96, QCP::ResolutionUnit resolutionUnit=QCP::ruDotsPerInch)

bool	saveBmp (const QString &fileName, int width=0, int height=0, double scale=1.0, int resolution=96, QCP::ResolutionUnit resolutionUnit=QCP::ruDotsPerInch)

bool	saveRastered (const QString &fileName, int width, int height, double scale, const char *format, int quality=-1, int resolution=96, QCP::ResolutionUnit resolutionUnit=QCP::ruDotsPerInch)

QPixmap	toPixmap (int width=0, int height=0, double scale=1.0)

void	toPainter (QCPPainter *painter, int width=0, int height=0)

Q_SLOT void	replot (QCustomPlot::RefreshPriority refreshPriority=QCustomPlot::rpRefreshHint)

Public Members
QCPAxis *	xAxis

QCPAxis *	yAxis

QCPAxis *	xAxis2

QCPAxis *	yAxis2

QCPLegend *	legend

Signals
void	mouseDoubleClick (QMouseEvent *event)

void	mousePress (QMouseEvent *event)

void	mouseMove (QMouseEvent *event)

void	mouseRelease (QMouseEvent *event)

void	mouseWheel (QWheelEvent *event)

void	plottableClick (QCPAbstractPlottable plottable, int dataIndex, QMouseEvent event)

void	plottableDoubleClick (QCPAbstractPlottable plottable, int dataIndex, QMouseEvent event)

void	itemClick (QCPAbstractItem item, QMouseEvent event)

void	itemDoubleClick (QCPAbstractItem item, QMouseEvent event)

void	axisClick (QCPAxis axis, QCPAxis::SelectablePart part, QMouseEvent event)

void	axisDoubleClick (QCPAxis axis, QCPAxis::SelectablePart part, QMouseEvent event)

void	legendClick (QCPLegend legend, QCPAbstractLegendItem item, QMouseEvent *event)

void	legendDoubleClick (QCPLegend legend, QCPAbstractLegendItem item, QMouseEvent *event)

void	selectionChangedByUser ()

void	beforeReplot ()

void	afterReplot ()

Protected Functions
virtual QSize	minimumSizeHint () const

virtual QSize	sizeHint () const

virtual void	paintEvent (QPaintEvent *event)

virtual void	resizeEvent (QResizeEvent *event)

virtual void	mouseDoubleClickEvent (QMouseEvent *event)

virtual void	mousePressEvent (QMouseEvent *event)

virtual void	mouseMoveEvent (QMouseEvent *event)

virtual void	mouseReleaseEvent (QMouseEvent *event)

virtual void	wheelEvent (QWheelEvent *event)

virtual void	draw (QCPPainter *painter)

virtual void	updateLayout ()

virtual void	axisRemoved (QCPAxis *axis)

virtual void	legendRemoved (QCPLegend *legend)

virtual Q_SLOT void	processRectSelection (QRect rect, QMouseEvent *event)

virtual Q_SLOT void	processRectZoom (QRect rect, QMouseEvent *event)

virtual Q_SLOT void	processPointSelection (QMouseEvent *event)

bool	registerPlottable (QCPAbstractPlottable *plottable)

bool	registerGraph (QCPGraph *graph)

bool	registerItem (QCPAbstractItem *item)

void	updateLayerIndices () const

QCPLayerable *	layerableAt (const QPointF &pos, bool onlySelectable, QVariant *selectionDetails=0) const

QList< QCPLayerable * >	layerableListAt (const QPointF &pos, bool onlySelectable, QList< QVariant > *selectionDetails=0) const

void	drawBackground (QCPPainter *painter)

void	setupPaintBuffers ()

QCPAbstractPaintBuffer *	createPaintBuffer ()

bool	hasInvalidatedPaintBuffers ()

bool	setupOpenGl ()

void	freeOpenGl ()