From 35dce5bd511e41b402df40a0a1494ca0d5c0c8a1 Mon Sep 17 00:00:00 2001
From: RybakovaSA <RybakovaSA@mpei.ru>
Date: Thu, 1 May 2025 19:24:23 +0300
Subject: [PATCH] =?UTF-8?q?build:=D0=B4=D0=BE=D0=B1=D0=B0=D0=B2=D0=BB?=
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---
 svg.cpp | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++-------
 svg.h   | 21 ++++++++++--------
 2 files changed, 70 insertions(+), 17 deletions(-)

diff --git a/svg.cpp b/svg.cpp
index 3fa8cd4..9913faa 100644
--- a/svg.cpp
+++ b/svg.cpp
@@ -1,8 +1,58 @@
-//
-//  svg.cpp
-//  lab01
-//
-//  Created by Светлана Рыбакова on 01.05.2025.
-//
-
-#include "svg.hpp"
+#include "svg.h"
+#include <iostream>
+
+using namespace std;
+
+void svg_begin(double width, double height) {
+    cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
+    cout << "<svg ";
+    cout << "width='" << width << "' 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, const string& text) {
+    cout << "<text x='" << left << "' y='" << baseline << "'>" << text << "</text>\n";
+}
+
+void svg_rect(double x, double y, double width, double height,
+              const string& stroke, const string& fill) {
+    cout << "<rect x='" << x << "' y='" << y << "' width='" << width
+         << "' height='" << height
+         << "' stroke='" << stroke
+         << "' fill='" << fill << "' />\n";
+}
+
+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;
+
+    size_t max_count = 0;
+    for (size_t count : bins) {
+        if (count > max_count) {
+            max_count = count;
+        }
+    }
+
+    double BLOCK_WIDTH = (IMAGE_WIDTH - TEXT_WIDTH) / static_cast<double>(max_count);
+
+    svg_begin(IMAGE_WIDTH, IMAGE_HEIGHT);
+
+    double top = 0;
+    for (size_t bin : bins) {
+        double bin_width = BLOCK_WIDTH * bin;
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "blue", "#aaaaff");
+        top += BIN_HEIGHT;
+    }
+
+    svg_end();
+}
diff --git a/svg.h b/svg.h
index ddc4fd0..1497614 100644
--- a/svg.h
+++ b/svg.h
@@ -1,12 +1,15 @@
-//
-//  svg.h
-//  lab01
-//
-//  Created by Светлана Рыбакова on 01.05.2025.
-//
+#ifndef SVG_H
+#define SVG_H
 
-#ifndef svg_h
-#define svg_h
+#include <vector>
+#include <string>
 
+void svg_begin(double width, double height);
+void svg_end();
+void svg_text(double left, double baseline, const std::string& text);
+void svg_rect(double x, double y, double width, double height,
+              const std::string& stroke = "black",
+              const std::string& fill = "black");
+void show_histogram_svg(const std::vector<size_t>& bins);
 
-#endif /* svg_h */
+#endif // SVG_H