Rectangle Geometry

This is an example for the Rectangle geometry

Output

#include "trase.hpp"
#include <fstream>
#include <random>

using namespace trase;

int main() {

  std::vector<float> xmin = {1, 3, 1, 5, 4};
  std::vector<float> ymin = {1, 1, 4, 1, 3};
  std::vector<float> xmax = {2, 4, 3, 6, 6};
  std::vector<float> ymax = {2, 2, 5, 3, 5};
  std::vector<float> fill = {0, 0, 0, 1, 1};

  auto fig = figure();
  auto ax = fig->axis();
  auto data =
      create_data().xmin(xmin).ymin(ymin).xmax(xmax).ymax(ymax).fill(fill);

  auto rect = ax->rectangle(data);

  ax->xlabel("x");
  ax->ylabel("y");

// output to chosen backend
#ifdef TRASE_EXAMPLES_SVG_BACKEND
  std::ofstream out;
  out.open("example_rectangle.svg");
  BackendSVG backend(out);
  fig->draw(backend);
  out.close();
#endif
#ifdef TRASE_EXAMPLES_GL_BACKEND
  BackendGL backend;
  fig->show(backend);
#endif
}