#include <chplot.h> #include <math.h> int main(){ double theta[4] = {30, 60, 30, 30}, r[4] = {1, 3, 4, 1}; class CPlot plot; plot.grid(PLOT_ON); plot.polarPlot(PLOT_ANGLE_DEG); plot.polygon(theta, r, NULL); plot.plotType(PLOT_PLOTTYPE_LINES, 0, 3, 4); plot.sizeRatio(-1); plot.axisRange(PLOT_AXIS_XY, 0, 5); plot.plotting(); }