mirror of
https://github.com/jkriege2/JKQtPlotter.git
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181 lines
11 KiB
C++
181 lines
11 KiB
C++
/** \example geometric.cpp
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* Shows how to plot several geometric forms with JKQTPlotter
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*
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* \ref JKQTPlotterGeometricGraphs
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*/
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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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QApplication app(argc, argv);
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// 1. create a plotter window
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JKQTPlotter plot;
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// 2. format graph:
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// 2.1 set the graph scales manually
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plot.setXY(0,3.05,0,3.05);
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// 2.2 set the asxpect ratio to 1
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plot.getPlotter()->setMaintainAspectRatio(true);
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plot.getPlotter()->setAspectRatio(1);
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plot.getPlotter()->setMaintainAxisAspectRatio(true);
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plot.getPlotter()->setAxisAspectRatio(1);
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// 2.3 set the asxpect ratio to 1
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plot.getXAxis()->setDrawGrid(false);
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plot.getYAxis()->setDrawGrid(false);
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// 3. add some geometric plots
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// 3.1 some text elements, also with formatting by LaTeX expressions
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plot.addGraph(new JKQTPGeoText(&plot, 0.1,0.95, "\\textbf{Text:}", 14, QColor("red")));
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plot.addGraph(new JKQTPGeoText(&plot, 0.1,0.1, "A text object in 10pt", 10, QColor("red")));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 0.1,0.1, JKQTPCircle, 5, QColor("grey")));
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plot.addGraph(new JKQTPGeoText(&plot, 0.1,0.3, "A text object in 12pt", 12, QColor("red")));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 0.1,0.3, JKQTPCircle, 5, QColor("grey")));
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plot.addGraph(new JKQTPGeoText(&plot, 0.1,0.6, "$x_{1/2}=\\frac{\\sqrt{b^2-4ac}}{2a}$", 10, QColor("red")));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 0.1,0.6, JKQTPCircle, 5, QColor("grey")));
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// 3.2 some lines elements (single lines)
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plot.addGraph(new JKQTPGeoText(&plot, 1.1,0.95, "\\textbf{Lines:}", 14, QColor("red")));
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plot.addGraph(new JKQTPGeoLine(&plot, 1, 0.05, 1.9, 0.9, QColor("red"), 2));
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plot.addGraph(new JKQTPGeoLine(&plot, 1, 0.1, 1.9, 0.8, QColor("blue"), 1, Qt::PenStyle::DashLine));
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JKQTPGeoInfiniteLine* infLine=new JKQTPGeoInfiniteLine(&plot, 1.7, 0.2, 0.2, 0.25, QColor("green"), 1.5, Qt::PenStyle::DashLine);
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infLine->setTwoSided(false);
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infLine->setAlpha(0.5);
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plot.addGraph(infLine);
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infLine=new JKQTPGeoInfiniteLine(&plot, 1.7, 0.2, 0.2, -0.15, QColor("blue"), 1.5, Qt::PenStyle::SolidLine);
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infLine->setTwoSided(true);
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infLine->setAlpha(0.5);
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plot.addGraph(infLine);
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// 3.3 some arrows
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plot.addGraph(new JKQTPGeoText(&plot, 0.1,2.95, "\\textbf{Arrows:}", 14, QColor("red")));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.3, 2.1, 0.1, 2.9, QColor("green"), JKQTPTriangleDecoratorAndBar, JKQTPDiamondDecoratorAndBar, 1));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.2, 2.1, 0.2, 2.9, QColor("blue"), JKQTPNoDecorator, JKQTPFilledTriangleDecoratorAndBar, 2));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.1, 2.1, 0.3, 2.9, QColor("orange"), JKQTPDoubleArrowAndBar, JKQTPNoDecorator, 3));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.6, 2.1, 0.4, 2.9, QColor("green"), JKQTPTriangleDecorator, JKQTPTriangleDecorator, 0.5));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.5, 2.1, 0.5, 2.9, QColor("blue"), JKQTPNoDecorator, JKQTPFilledArrow, 2));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.4, 2.1, 0.6, 2.9, QColor("orange"), JKQTPFilledArrow, JKQTPNoDecorator, 1));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.7, 2.1, 0.7, 2.5, QColor("green"), JKQTPArrowAndBar, JKQTPFilledArrow, 0.5));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.8, 2.1, 0.8, 2.5, QColor("orange"), JKQTPArrowAndBar, JKQTPFilledArrow, 1));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.9, 2.1, 0.9, 2.5, QColor("orange"), JKQTPArrowAndBar, JKQTPFilledArrow, 2));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.7, 2.7, 0.7, 2.9, QColor("green"), JKQTPTriangleDecoratorAndBar, JKQTPFilledCircleDecorator, 0.5));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.8, 2.7, 0.8, 2.9, QColor("orange"), JKQTPTriangleDecoratorAndBar, JKQTPFilledCircleDecorator, 1));
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plot.addGraph(new JKQTPGeoArrow(&plot, 0.9, 2.7, 0.9, 2.9, QColor("orange"), JKQTPTriangleDecoratorAndBar, JKQTPFilledCircleDecorator, 2));
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// 3.4 some rectangles (you give the center and width/height of the rectangle in the contructor)
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plot.addGraph(new JKQTPGeoText(&plot, 0.1,1.95, "\\textbf{Rectangles:}", 14, QColor("red")));
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plot.addGraph(new JKQTPGeoRectangle(&plot, 0.5,1.5,0.8,0.8, QColor("blue"), 1, Qt::SolidLine, QColor("lightblue")));
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QColor rfill("lightblue"); rfill.setAlphaF(0.5);
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plot.addGraph(new JKQTPGeoRectangle(&plot, QPointF(0.4,1.3), QPointF(0.9,1.6), QColor("blue"), 1, Qt::SolidLine, rfill));
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plot.addGraph(new JKQTPGeoRectangle(&plot, 0.5,1.5,0.8,0.5, 35, QColor("darkblue"), 2, Qt::DashLine));
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plot.addGraph(new JKQTPGeoRectangle(&plot, 0.5,1.5,0.6,0.6, -7, QColor("orange"), 2, Qt::DotLine, QColor("salmon"), Qt::FDiagPattern));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 0.5,1.5, JKQTPCircle, 5, QColor("grey")));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 0.4,1.3, JKQTPCircle, 5, QColor("grey")));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 0.9,1.6, JKQTPCircle, 5, QColor("grey")));
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// 3.5 some circles and elllipses
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plot.addGraph(new JKQTPGeoText(&plot, 1.1,1.95, "\\textbf{Circles/Ellipses:}", 14, QColor("red")));
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QColor col=QColor("blue"); col.setAlphaF(0.2);
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plot.addGraph(new JKQTPGeoRectangle(&plot, 1.5,1.5,0.8,0.8, col, 0.5, Qt::SolidLine));
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col.setAlphaF(1);
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plot.addGraph(new JKQTPGeoEllipse(&plot, 1.5,1.5,0.8,0.8, col, 1, Qt::SolidLine, QColor("lightblue")));
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col=QColor("blue"); col.setAlphaF(0.2);
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plot.addGraph(new JKQTPGeoRectangle(&plot, QPointF(1.4,1.3), QPointF(1.9,1.6),col, 0.5, Qt::SolidLine));
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col.setAlphaF(1);
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plot.addGraph(new JKQTPGeoEllipse(&plot, QPointF(1.4,1.3), QPointF(1.9,1.6), col, 1, Qt::SolidLine, rfill));
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col=QColor("darkblue"); col.setAlphaF(0.2);
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plot.addGraph(new JKQTPGeoRectangle(&plot, 1.5,1.5,0.8,0.5, 35, col, 0.5, Qt::DashLine));
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col.setAlphaF(1);
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plot.addGraph(new JKQTPGeoEllipse(&plot, 1.5,1.5,0.8,0.5, 35, col, 2, Qt::DashLine));
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col=QColor("orange"); col.setAlphaF(0.2);
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plot.addGraph(new JKQTPGeoRectangle(&plot, 1.5,1.5,0.6,0.6, -7, col, 0.5, Qt::DotLine));
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col.setAlphaF(1);
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plot.addGraph(new JKQTPGeoEllipse(&plot, 1.5,1.5,0.6,0.6, -7, col, 2, Qt::DotLine, QColor("salmon"), Qt::FDiagPattern));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 1.5,1.5, JKQTPCircle, 5, QColor("grey")));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 1.4,1.3, JKQTPCircle, 5, QColor("grey")));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 1.9,1.6, JKQTPCircle, 5, QColor("grey")));
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// 3.6 some polygon elements
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plot.addGraph(new JKQTPGeoText(&plot, 2.1,0.95, "\\textbf{PolyLines/Polygons:}", 14, QColor("red")));
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QVector<QPointF> polygon;
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polygon<<QPointF(2, 0.1)<<QPointF(2.3, 0.9)<<QPointF(2.6, 0.3)<<QPointF(2, 0.8);
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JKQTPGeoPolygon* polygraph=new JKQTPGeoPolygon(&plot, polygon, QColor("blue"), 2, Qt::PenStyle::DashLine, QColor("lightblue"));
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polygraph->setAlpha(0.75);
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plot.addGraph(polygraph);
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polygraph=new JKQTPGeoPolygon(&plot, QColor("red"), 2, Qt::PenStyle::DashLine, QColor("salmon"));
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polygraph->appendPoint(2.1, 0.5);
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polygraph->appendPoint(2.9, 0.9);
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polygraph->appendPoint(2.2, 0.8);
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polygraph->appendPoint(2.8, 0.25);
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polygraph->appendPoint(2.6, 0.6);
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polygraph->setAlpha(0.75);
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plot.addGraph(polygraph);
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// 3.7 a poly-line element
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QVector<QPointF> p;
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p<<QPointF(2.1, 0.0)<<QPointF(2.2, 0.92)<<QPointF(2.6, 0.3)<<QPointF(2.9, 0.9);
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plot.addGraph(new JKQTPGeoPolyLines(&plot, p, QColor("darkgreen"), 4, Qt::PenStyle::DashDotLine));
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// 3.8 some arcs
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plot.addGraph(new JKQTPGeoText(&plot, 2.1,1.95, "\\textbf{Arcs:}", 14, QColor("red")));
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plot.addGraph(new JKQTPGeoRectangle(&plot, 2.5,1.5,0.9,0.9, QColor("lightgrey"), 0.5, Qt::SolidLine));
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plot.addGraph(new JKQTPGeoArc(&plot,2.5,1.5,0.9,0.9, 0, 90 , QColor("blue"), 4, Qt::PenStyle::SolidLine));
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plot.addGraph(new JKQTPGeoArc(&plot,2.5,1.5,0.8,0.8, 90,180 , QColor("red"), 4, Qt::PenStyle::SolidLine));
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plot.addGraph(new JKQTPGeoArc(&plot,2.5,1.5,0.7,0.7, 180,270 , QColor("darkblue"), 4, Qt::PenStyle::SolidLine));
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plot.addGraph(new JKQTPGeoArc(&plot,2.5,1.5,0.6,0.6, 270,360 , QColor("maroon"), 4, Qt::PenStyle::DashDotLine));
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plot.addGraph(new JKQTPGeoArc(&plot,2.5,1.5,0.5,0.5, -10, 117 , QColor("orange"), 4, Qt::PenStyle::DashLine));
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plot.addGraph(new JKQTPGeoArc(&plot,2.5,1.5,0.4,0.4, 85, 347 , QColor("darkgreen"), 4, Qt::PenStyle::SolidLine));
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plot.addGraph(new JKQTPGeoSymbol(&plot, 2.5,1.5, JKQTPCircle, 5, QColor("grey")));
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// 3.9 some pies
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plot.addGraph(new JKQTPGeoText(&plot, 2.1,2.95, "\\textbf{Pies:}", 14, QColor("red")));
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plot.addGraph(new JKQTPGeoRectangle(&plot, 2.5,2.5,0.9,0.9, QColor("lightgrey"), 0.5, Qt::SolidLine));
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JKQTPGeoPie* pie;
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plot.addGraph(pie=new JKQTPGeoPie(&plot,2.5,2.5,0.9,0.9, 0, 90 , QColor("blue"), 4, Qt::PenStyle::SolidLine,QColor("lightblue")));
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plot.addGraph(pie=new JKQTPGeoPie(&plot,2.5,2.5,0.7,0.7, 180,270 , QColor("darkblue"), 4, Qt::PenStyle::SolidLine,QColor("blue")));
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pie->setAlpha(0.5);
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plot.addGraph(pie=new JKQTPGeoPie(&plot,2.5,2.5,0.5,0.3, -25, 117 , QColor("orange"), 4, Qt::PenStyle::DashLine,QColor("red")));
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pie->setAlpha(0.5);
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plot.addGraph(pie=new JKQTPGeoPie(&plot,2.5,2.5,0.25,0.8, 85, 347 , QColor("darkgreen"), 4, Qt::PenStyle::SolidLine,QColor("green")));
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pie->setAlpha(0.5);
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plot.addGraph(new JKQTPGeoSymbol(&plot, 2.5,2.5, JKQTPCircle, 5, QColor("grey")));
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// 3.10 some chords
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plot.addGraph(new JKQTPGeoText(&plot, 1.1,2.95, "\\textbf{Chords:}", 14, QColor("red")));
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plot.addGraph(new JKQTPGeoRectangle(&plot, 1.5,2.5,0.9,0.9, QColor("lightgrey"), 0.5, Qt::SolidLine));
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JKQTPGeoChord* chord;
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plot.addGraph(chord=new JKQTPGeoChord(&plot,1.5,2.5,0.9,0.9, 0, 90 , QColor("blue"), 4, Qt::PenStyle::SolidLine,QColor("lightblue")));
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plot.addGraph(chord=new JKQTPGeoChord(&plot,1.5,2.5,0.7,0.7, 180,270 , QColor("darkblue"), 4, Qt::PenStyle::SolidLine,QColor("blue")));
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chord->setAlpha(0.5);
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plot.addGraph(chord=new JKQTPGeoChord(&plot,1.5,2.5,0.5,0.3, -25, 117 , QColor("orange"), 4, Qt::PenStyle::DashLine,QColor("red")));
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chord->setAlpha(0.5);
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plot.addGraph(chord=new JKQTPGeoChord(&plot,1.5,2.5,0.25,0.8, 85, 347 , QColor("darkgreen"), 4, Qt::PenStyle::SolidLine,QColor("green")));
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chord->setAlpha(0.5);
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plot.addGraph(new JKQTPGeoSymbol(&plot, 1.5,2.5, JKQTPCircle, 5, QColor("grey")));
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// 4. show plotter and make it a decent size
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plot.show();
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plot.resize(800,800);
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return app.exec();
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}
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