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@ -1,11 +1,9 @@
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#include <math.h>
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#include <iostream>
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#include <conio.h>
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#include <vector>
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#include <string>
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#include "svg.h"
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using namespace std;
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#include <math.h>
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#include <string>
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using namespace std;
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void
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svg_begin(double width, double height) {
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@ -21,17 +19,22 @@ void
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svg_end() {
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cout << "</svg>\n";
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}
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int color(int bin, int max_count) {
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int color;
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return color = round((10 - (bin * 9) / max_count));
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}
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void
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svg_text(double left, double baseline, string text) {
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cout << "<text x='" << left << "' y='" << baseline << "' > " << text << "</text>";
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}
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void svg_rect(double x, double y, double width, double height, string colour = "black", string fill = "black"){
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cout << "<rect x='"<<x<<"' y='"<<y<<"' width='"<<width<<"' height='"<<height<<"' stroke = '"<<colour <<"' fill = '"<<fill<<"' />";
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void svg_rect(double x, double y, double width, double height, string stroke, string fill) {
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cout << "<rect x='" << x << "' y='" << y << "' width='" << width << "' height='" << height << "' stroke='" << "#" << stroke << stroke << stroke << "' fill='" << "#" << fill << fill << fill << "'>" << "</rect>";
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}
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void
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show_histogram_svg(const vector<size_t>& bins) {
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void show_histogram_svg(const vector<size_t>& bins) {
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const auto IMAGE_WIDTH = 400;
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const auto IMAGE_HEIGHT = 300;
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const auto TEXT_LEFT = 20;
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@ -39,17 +42,21 @@ show_histogram_svg(const vector<size_t>& bins) {
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const auto TEXT_WIDTH = 50;
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const auto BIN_HEIGHT = 30;
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const auto BLOCK_WIDTH = 10;
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svg_begin(400, 300);
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double top = 0;
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double max_count = bins[0];
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for (size_t i = 0; i < bins.size(); i++) {
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if (bins[i] > max_count)
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max_count = bins[i];
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}
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svg_begin(400, 300);
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for (size_t bin : bins) {
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int temp_color = color(bin, max_count);
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const double bin_width = (IMAGE_WIDTH - TEXT_WIDTH) * (bin / max_count);
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svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
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svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "blue", "#FF00FF");
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svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, to_string(temp_color), to_string(temp_color));
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top += BIN_HEIGHT;
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}
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svg_end();
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