From d67931627a01021f5371a7ccae419fd78adcb0e8 Mon Sep 17 00:00:00 2001
From: KhokhlovKR <KhokhlovKR@mpei.ru>
Date: Tue, 25 Apr 2023 00:05:13 +0300
Subject: [PATCH] =?UTF-8?q?code:=D1=84=D1=83=D0=BD=D0=BA=D1=86=D0=B8=D1=8F?=
 =?UTF-8?q?=20=D0=B2=D1=8B=D0=B2=D0=BE=D0=B4=D0=B0=20=D0=B3=D0=B8=D1=81?=
 =?UTF-8?q?=D1=82=D0=BE=D0=B3=D1=80=D0=B0=D0=BC=D0=BC=D1=8B=20=D0=B2=20svg?=
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---
 laba1cb/lab1final/svg.cpp | 74 +++++++++++++++++++++++++++++++++++++++
 laba1cb/lab1final/svg.h   |  7 ++++
 2 files changed, 81 insertions(+)
 create mode 100644 laba1cb/lab1final/svg.cpp
 create mode 100644 laba1cb/lab1final/svg.h

diff --git a/laba1cb/lab1final/svg.cpp b/laba1cb/lab1final/svg.cpp
new file mode 100644
index 0000000..d47027f
--- /dev/null
+++ b/laba1cb/lab1final/svg.cpp
@@ -0,0 +1,74 @@
+#include <math.h>
+#include <iostream>
+#include <conio.h>
+#include <vector>
+#include <string>
+#include "svg.h"
+using namespace std;
+void
+svg_begin(double width, double height) {
+    cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
+    cout << "<svg ";
+    cout << "width='" << width << "' ";
+    cout << "height='" << height << "' ";
+    cout << "viewBox='0 0 " << width << " " << height << "' ";
+    cout << "xmlns='http://www.w3.org/2000/svg'>\n";
+}
+
+void
+svg_end() {
+    cout << "</svg>\n";
+}
+
+void
+svg_text(double left, double baseline, string text) {
+    cout << "<text x='" << left << "' y='" << baseline << "'>" << text << "</text>";
+}
+
+void svg_rect(double x, double y, double width, double height, string colour = "black", string fill = "black"){
+    cout << "<rect x='"<<x<<"' y='"<<y<<"' width='"<<width<<"' height='"<<height<<"' stroke = '"<<colour <<"' fill = '"<<fill<<"' />";
+}
+
+void
+show_histogram_svg(const vector<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;
+    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);
+    double sred=0;
+
+     for (size_t bin : bins) {
+        const double bin_width = (IMAGE_WIDTH - TEXT_WIDTH)*(bin/max_count);
+        sred+=bin_width;
+        }
+
+     sred/=bins.size();
+
+    for (size_t bin : bins) {
+        const double bin_width = (IMAGE_WIDTH - TEXT_WIDTH)*(bin/max_count);
+        if(bin_width>sred)
+        {
+
+            svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+            svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "blue", "#ed1322");
+
+        }
+        if(bin_width<=sred)
+        {
+            svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+            svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "blue", "#13ed1a");
+        }
+        top += BIN_HEIGHT;
+  }
+    svg_end();
+}
diff --git a/laba1cb/lab1final/svg.h b/laba1cb/lab1final/svg.h
new file mode 100644
index 0000000..ac36df3
--- /dev/null
+++ b/laba1cb/lab1final/svg.h
@@ -0,0 +1,7 @@
+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+
+void
+show_histogram_svg(const std::vector<size_t>& bins);
+
+#endif // SVG_H_INCLUDED