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demo.cpp
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demo.cpp
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#include <QApplication>
#include <random>
#include "figurewindow.h"
#include "FigureSubplotWindow.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QPen pen,pen1,pen2,pen3;
pen.setStyle(Qt::SolidLine);
pen.setWidth(1);
pen.setColor(Qt::black);
pen1.setStyle(Qt::DashLine);
pen1.setWidth(2);
pen1.setColor(Qt::red);
pen2.setStyle(Qt::DotLine);
pen2.setWidth(2);
pen2.setColor(Qt::blue);
pen3.setStyle(Qt::DashDotLine);
pen3.setWidth(2);
pen3.setColor(Qt::darkMagenta);
int pointCount = 100;
QVector<double> x1(pointCount), y1(pointCount);
QVector<double> x2(pointCount), y2(pointCount);
QVector<double> x3(pointCount), y3(pointCount);
QVector<double> x4(pointCount), y4(pointCount);
QVector<double> x5(pointCount), y5(pointCount);
QVector<double> x6(pointCount), y6(pointCount);
std::random_device rd;
std::mt19937 generator(rd());
std::uniform_real_distribution<double> distribution(0.0,1.0);
for (int i=0; i<pointCount; ++i)
{
double phi = (i/(double)(pointCount-1))*3*M_PI;
x1[i] = qSqrt(phi)*qCos(phi);
y1[i] = qSqrt(phi)*qSin(phi);
x2[i] = i/25.0 - 2; // x goes from -1 to 1
y2[i] = sin(x2[i]*x2[i]); // let's plot a quadratic function
double t = i/(double)(pointCount-1)*2*M_PI;
x3[i] = 2*qCos(2*t)+qCos(1*t)+2*qSin(t);
y3[i] = 2*qSin(2*t)-qSin(1*t);
double r = sqrt(distribution(generator));
double theta = 2.0*M_PI*distribution(generator);
x4[i] = r*cos(theta);
y4[i] = r*sin(theta);
double tt = i/(double)(pointCount-1)*2*M_PI;
x5[i] = cos(tt);
y5[i] = sin(tt);
double rr = 0.8+0.2*i/(double)(pointCount-1);
x6[i] = x5[i]*rr + 0.04*(2*distribution(generator)-1);
y6[i] = y5[i]*rr + 0.04*(2*distribution(generator)-1);
}
FigureWindow figWin;
figWin.plot(x1,y1);
figWin.holdon();
figWin.plot(x2,y2,pen1,"x2-y2");
figWin.plot(x3,y3,pen2,QCPScatterStyle(QCPScatterStyle::ssCircle,pen.color(),Qt::white,6),"x3-y3");
figWin.show();
FigureWindow * figWinP = new FigureWindow;
figWinP->axisequal();
figWinP->plot(x5,y5,pen,"x5-y5");
figWinP->holdon();
figWinP->plot(x6,y6,pen3,"x6-y6");
figWinP->setWindowTitle("x5-y5 VS x6-y6 title");
figWinP->setAxisLabelX("x");
figWinP->setAxisLabelY("y");
figWinP->show();
FigureSubplotWindow windowSub;
// windowSub.resize(QSize(740,600));
windowSub.subplot(0,0);
windowSub.currentFigure()->plot(x1,y1);
windowSub.currentFigure()->holdon();
windowSub.currentFigure()->setTitle("Figure 1");
windowSub.subplot(0,1);
windowSub.currentFigure()->plot(x2,y2);
windowSub.currentFigure()->holdon();
windowSub.currentFigure()->setTitle("图 2");
windowSub.subplot(1,0);
windowSub.currentFigure()->plot(x3,y3);
windowSub.currentFigure()->holdon();
windowSub.currentFigure()->setTitle("test 3");
windowSub.subplot(1,1);
windowSub.currentFigure()->setTitle("test 4");
windowSub.currentFigure()->plotScatters(x4,y4,QCPScatterStyle(QCPScatterStyle::ssCircle,pen,QBrush(Qt::white),6));
windowSub.currentFigure()->holdon();
windowSub.currentFigure()->plot(x5,y5);
windowSub.show();
windowSub.subplot(1,1);
windowSub.currentFigure()->axisequal();
return app.exec();
// Qt::white 3 White (#ffffff)
// Qt::black 2 Black (#000000)
// Qt::red 7 Red (#ff0000)
// Qt::darkRed 13 Dark red (#800000)
// Qt::green 8 Green (#00ff00)
// Qt::darkGreen 14 Dark green (#008000)
// Qt::blue 9 Blue (#0000ff)
// Qt::darkBlue 15 Dark blue (#000080)
// Qt::cyan 10 Cyan (#00ffff)
// Qt::darkCyan 16 Dark cyan (#008080)
// Qt::magenta 11 Magenta (#ff00ff)
// Qt::darkMagenta 17 Dark magenta (#800080)
// Qt::yellow 12 Yellow (#ffff00)
// Qt::darkYellow 18 Dark yellow (#808000)
// Qt::gray 5 Gray (#a0a0a4)
// Qt::darkGray 4 Dark gray (#808080)
// Qt::lightGray 6 Light gray (#c0c0c0)
// Qt::transparent 19 a transparent black value (i.e., QColor(0, 0, 0, 0))
// Qt::color0 0 0 pixel value (for bitmaps)
// Qt::color1 1 1 pixel value (for bitmaps)
}