mirror of
https://github.com/jkriege2/JKQtPlotter.git
synced 2024-11-15 10:05:47 +08:00
76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
/** \example geo_coordinateaxis0.cpp
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* This poriject generates a geometric plot with coordinate axes through zero
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*
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* \ref JKQTPlotterGeometricCoordinateAxis0
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*/
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#include "jkqtpexampleapplication.h"
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#include <QCheckBox>
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#include <QComboBox>
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#include <QApplication>
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#include "jkqtplotter/jkqtplotter.h"
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#include "jkqtplotter/graphs/jkqtpgeometric.h"
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int main(int argc, char* argv[])
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{
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JKQTPAppSettingController highDPIController(argc, argv);
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JKQTPExampleApplication app(argc, argv);
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JKQTPlotter plot;
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// 4. create a graph in the plot, which plots the dataset X/Y:
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JKQTPGeoPolygon* gp;
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plot.addGraph(gp=new JKQTPGeoPolygon(&plot));
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gp->appendPoint(1,1);
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gp->appendPoint(5,1);
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gp->appendPoint(3,4);
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gp->setLineColor(Qt::blue);
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gp->setLineWidth(1);
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gp->setFillColor(QColor("lightblue"), 0.3);
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plot.addGraph(gp=new JKQTPGeoPolygon(&plot));
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gp->appendPoint(1,2);
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gp->appendPoint(-5,1);
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gp->appendPoint(-3,-2.5);
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gp->appendPoint(6,-2);
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gp->setLineColor(Qt::red);
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gp->setFillColor(QColor("salmon"), 0.3);
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gp->setLineWidth(1);
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qDebug()<<gp->getPointCount();
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JKQTPGeoEllipse* ell;
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plot.addGraph(ell=new JKQTPGeoEllipse(&plot, QPointF(-2,3), QSizeF(7,7)));
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ell->setFillColor(QColor("blue"), 0.2);
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ell->setLineWidth(1);
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plot.getPlotter()->setMaintainAspectRatio(true);
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plot.getPlotter()->setMaintainAxisAspectRatio(false);
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plot.getXAxis()->setShowZeroAxis(false);
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plot.getYAxis()->setShowZeroAxis(false);
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plot.getXAxis()->setDrawMode1(JKQTPCADMnone);
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plot.getXAxis()->setDrawMode2(JKQTPCADMnone);
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plot.getXAxis()->setDrawMode0(JKQTPCADMcomplete|JKQTPCADMMaxFilledArrow);
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plot.getXAxis()->setLabelPosition(JKQTPLabelMax);
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plot.getXAxis()->setAxisLabel("$X$ Coordinate");
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plot.getYAxis()->setDrawMode1(JKQTPCADMnone);
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plot.getYAxis()->setDrawMode2(JKQTPCADMnone);
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plot.getYAxis()->setDrawMode0(JKQTPCADMcomplete|JKQTPCADMMaxFilledArrow);
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plot.getYAxis()->setLabelPosition(JKQTPLabelMax);
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plot.getYAxis()->setAxisLabel("$Y$ Coordinate");
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// 6. autoscale the plot so the graph is contained
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plot.zoomToFit();
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// show plotter and make it a decent size
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plot.getPlotter()->setPlotLabel(QObject::tr("Coordinate Axes Through Origin"));
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plot.show();
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plot.resize(290,300);
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return app.exec();
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}
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