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