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				| @ -0,0 +1,67 @@ | ||||
| #include <iostream> | ||||
| #include <vector> | ||||
| #include "svg.h" | ||||
| 
 | ||||
| void | ||||
| svg_begin(double width, double height) { | ||||
|     std::cout << "<?xml version='1.0' encoding='UTF-8'?>\n"; | ||||
|     std::cout << "<svg "; | ||||
|     std::cout << "width='" << width << "' "; | ||||
|     std::cout << "height='" << height << "' "; | ||||
|     std::cout << "viewBox='0 0 " << width << " " << height << "' "; | ||||
|     std::cout << "xmlns='http://www.w3.org/2000/svg'>\n"; | ||||
| } | ||||
| 
 | ||||
| void | ||||
| svg_end() { | ||||
|     std::cout << "</svg>\n"; | ||||
| } | ||||
| 
 | ||||
| void | ||||
| svg_text(double left, double baseline, std::string text) { | ||||
|      std::cout << "<text x='" << left << "' y='"<< baseline << "' > " << text << " </text>"; | ||||
| } | ||||
| 
 | ||||
| void svg_rect(double x, double y, double width, double height){ | ||||
|         std::cout << "<rect x='" << x << "' y='" << y << "' width='" << width << "' height='" << height << " ' stroke='black' fill='#33A220' ></rect>"; | ||||
| } | ||||
| 
 | ||||
| void | ||||
| show_histogram_svg(const std::vector<std::size_t>& 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; | ||||
|     const std::size_t MAX_ASTERISK = IMAGE_WIDTH - TEXT_WIDTH; | ||||
|     svg_begin(IMAGE_WIDTH, IMAGE_HEIGHT); | ||||
|     double top = 0; | ||||
| 
 | ||||
|     std::size_t maxbin=bins[0]; | ||||
|     for (std::size_t i=0; i < bins.size(); i++){ | ||||
|         if (maxbin < bins[i]){ | ||||
|             maxbin=bins[i]; | ||||
|         } | ||||
|     } | ||||
| 
 | ||||
|     if (maxbin<=76){ | ||||
|         for (std::size_t i=0; i < bins.size(); i++) { | ||||
|             double bin_width = BLOCK_WIDTH * bins[i]; | ||||
|             svg_text(TEXT_LEFT, top + TEXT_BASELINE, std::to_string(bins[i])); | ||||
|             svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT); | ||||
|             top += BIN_HEIGHT; | ||||
|         } | ||||
|         svg_end(); | ||||
|     } else { | ||||
|         for (std::size_t i=0; i < bins.size(); i++) { | ||||
|             double bin_width= MAX_ASTERISK * (static_cast<double>(bins[i]) / maxbin); | ||||
|             svg_text(TEXT_LEFT, top + TEXT_BASELINE, std::to_string(bins[i])); | ||||
|             svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT); | ||||
|             top += BIN_HEIGHT; | ||||
|         } | ||||
|         svg_end(); | ||||
|     } | ||||
| } | ||||
| @ -0,0 +1,9 @@ | ||||
| #ifndef SVG_H_INCLUDED | ||||
| #define SVG_H_INCLUDED | ||||
| 
 | ||||
| #include <vector> | ||||
| 
 | ||||
| void | ||||
| show_histogram_svg(const std::vector<std::size_t>& bins); | ||||
| 
 | ||||
| #endif // SVG_H_INCLUDED
 | ||||
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