diff --git a/svg.cpp b/svg.cpp new file mode 100644 index 0000000..f81e0c2 --- /dev/null +++ b/svg.cpp @@ -0,0 +1,56 @@ +#include +#include +#include +#include +#include +#include "svg.h" +using namespace std; + + +void +svg_begin(double width, double height) { + cout << "\n"; + cout << "\n"; +} + +void +svg_end() { + cout << "\n"; +} +void +svg_text(double left, double baseline, string text) { + cout << "" << text << ""; +} + +void svg_rect(double x, double y, double width, double height, string colour = "black", string fill = "black"){ + cout << ""; +} + +void +show_histogram_svg(const vector& bins) { + const auto IMAGE_WIDTH = 400; + const auto IMAGE_HEIGHT = 300; + const auto TEXT_LEFT = 20; + const auto TEXT_BASELINE = 20; + const auto TEXT_WIDTH = 50; + const auto BIN_HEIGHT = 30; + const auto BLOCK_WIDTH = 10; + double top = 0; + double max_count = bins[0]; + for (size_t i = 0; i < bins.size(); i++) { + if (bins[i] > max_count) + max_count = bins[i]; + } + svg_begin(400, 300); + for (size_t bin : bins) { + const double bin_width = (IMAGE_WIDTH - TEXT_WIDTH)*(bin/max_count); + svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin)); + svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "blue", "#FF00FF"); + top += BIN_HEIGHT; + } + svg_end(); +}