|
Qwt User's Guide
6.2.0
|
A plot item, which displays data in Scalable Vector Graphics (SVG) format. More...
#include <qwt_plot_svgitem.h>
Public Member Functions | |
| QwtPlotSvgItem (const QString &title=QString()) | |
| Constructor. More... | |
| QwtPlotSvgItem (const QwtText &title) | |
| Constructor. More... | |
| virtual | ~QwtPlotSvgItem () |
| Destructor. | |
| bool | loadFile (const QRectF &, const QString &fileName) |
| bool | loadData (const QRectF &, const QByteArray &) |
Public Member Functions inherited from QwtPlotGraphicItem | |
| QwtPlotGraphicItem (const QString &title=QString()) | |
| Constructor. More... | |
| QwtPlotGraphicItem (const QwtText &title) | |
| Constructor. More... | |
| virtual | ~QwtPlotGraphicItem () |
| Destructor. | |
| void | setGraphic (const QRectF &rect, const QwtGraphic &) |
| QwtGraphic | graphic () const |
| virtual QRectF | boundingRect () const override |
| Bounding rectangle of the item. | |
| virtual void | draw (QPainter *, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect) const override |
| virtual int | rtti () const override |
Public Member Functions inherited from QwtPlotItem | |
| QwtPlotItem () | |
| QwtPlotItem (const QString &title) | |
| QwtPlotItem (const QwtText &title) | |
| virtual | ~QwtPlotItem () |
| Destroy the QwtPlotItem. | |
| void | attach (QwtPlot *plot) |
| Attach the item to a plot. More... | |
| void | detach () |
| This method detaches a QwtPlotItem from any QwtPlot it has been associated with. More... | |
| QwtPlot * | plot () const |
| Return attached plot. | |
| void | setTitle (const QString &title) |
| void | setTitle (const QwtText &title) |
| const QwtText & | title () const |
| void | setItemAttribute (ItemAttribute, bool on=true) |
| bool | testItemAttribute (ItemAttribute) const |
| void | setItemInterest (ItemInterest, bool on=true) |
| bool | testItemInterest (ItemInterest) const |
| void | setRenderHint (RenderHint, bool on=true) |
| bool | testRenderHint (RenderHint) const |
| void | setRenderThreadCount (uint numThreads) |
| uint | renderThreadCount () const |
| void | setLegendIconSize (const QSize &) |
| QSize | legendIconSize () const |
| double | z () const |
| void | setZ (double z) |
| Set the z value. More... | |
| void | show () |
| Show the item. | |
| void | hide () |
| Hide the item. | |
| virtual void | setVisible (bool) |
| bool | isVisible () const |
| void | setAxes (QwtAxisId xAxis, QwtAxisId yAxis) |
| void | setXAxis (QwtAxisId) |
| QwtAxisId | xAxis () const |
| Return xAxis. | |
| void | setYAxis (QwtAxisId) |
| QwtAxisId | yAxis () const |
| Return yAxis. | |
| virtual void | itemChanged () |
| virtual void | legendChanged () |
| virtual void | getCanvasMarginHint (const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect, double &left, double &top, double &right, double &bottom) const |
| Calculate a hint for the canvas margin. More... | |
| virtual void | updateScaleDiv (const QwtScaleDiv &, const QwtScaleDiv &) |
| Update the item to changes of the axes scale division. More... | |
| virtual void | updateLegend (const QwtPlotItem *, const QList< QwtLegendData > &) |
| Update the item to changes of the legend info. More... | |
| QRectF | scaleRect (const QwtScaleMap &, const QwtScaleMap &) const |
| Calculate the bounding scale rectangle of 2 maps. More... | |
| QRectF | paintRect (const QwtScaleMap &, const QwtScaleMap &) const |
| Calculate the bounding paint rectangle of 2 maps. More... | |
| virtual QList< QwtLegendData > | legendData () const |
| Return all information, that is needed to represent the item on the legend. More... | |
| virtual QwtGraphic | legendIcon (int index, const QSizeF &) const |
A plot item, which displays data in Scalable Vector Graphics (SVG) format.
SVG images are often used to display maps
QwtPlotSvgItem is only a small convenience wrapper class for QwtPlotGraphicItem, that creates a QwtGraphic from SVG data.
Definition at line 28 of file qwt_plot_svgitem.h.
|
explicit |
|
explicit |
| bool QwtPlotSvgItem::loadData | ( | const QRectF & | rect, |
| const QByteArray & | data | ||
| ) |
Load SVG data
| rect | Bounding rectangle |
| data | in SVG format |
Definition at line 74 of file qwt_plot_svgitem.cpp.
| bool QwtPlotSvgItem::loadFile | ( | const QRectF & | rect, |
| const QString & | fileName | ||
| ) |
Load a SVG file
| rect | Bounding rectangle |
| fileName | SVG file name |
Definition at line 47 of file qwt_plot_svgitem.cpp.