diff --git a/main.cpp b/main.cpp index 516bccd..7e40a09 100644 --- a/main.cpp +++ b/main.cpp @@ -1,8 +1,8 @@ - #include #include #include "histogram.h" #include "text.h" +#include "svg.h" using namespace std; struct Input { @@ -30,6 +30,6 @@ Input input_data() { int main() { auto in = input_data(); auto bins = make_histogram(in.numbers, in.bin_count); - show_histogram_text(bins, in.bin_count); + show_histogram_svg(bins); return 0; } diff --git a/svg.cpp b/svg.cpp new file mode 100644 index 0000000..f17f5a8 --- /dev/null +++ b/svg.cpp @@ -0,0 +1,62 @@ +#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 << "\n"; +} + +void svg_rect(double x, double y, double width, double height, string stroke = "black", string fill = "black") { + cout << "\n"; +} + +void show_histogram_svg(const vector& bins) { + if (bins.empty()) { + cerr << "Error: Empty bins vector\n"; + return; + } + + 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 MAX_WIDTH = IMAGE_WIDTH - TEXT_WIDTH; + + svg_begin(IMAGE_WIDTH, IMAGE_HEIGHT); + + double top = 0; + size_t max_count = bins[0]; + for (size_t bin : bins) { + if (max_count < bin) { + max_count = bin; + } + } + + for (size_t bin : bins) { + const double bin_width = MAX_WIDTH * (static_cast(bin) / max_count); + svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin)); + svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "black", "red"); + top += BIN_HEIGHT; + } + + svg_end(); +} diff --git a/svg.h b/svg.h new file mode 100644 index 0000000..1eb92b4 --- /dev/null +++ b/svg.h @@ -0,0 +1,8 @@ +#ifndef SVG_H_INCLUDED +#define SVG_H_INCLUDED +#include +#include // Äëÿ size_t + +void show_histogram_svg(const std::vector& bins); + +#endif // SVG_H_INCLUDED