From b387a89f6df93d10b632f12f05be159cffbfb133 Mon Sep 17 00:00:00 2001
From: "Ivan (BeloziorovIA)" <BeloziorovIA@mpei.ru>
Date: Mon, 5 May 2025 14:14:02 +0300
Subject: [PATCH] =?UTF-8?q?code:=20=D0=B4=D0=BE=D0=B1=D0=B0=D0=B2=D0=BB?=
 =?UTF-8?q?=D0=B5=D0=BD=D0=B8=D0=B5=20=D0=BF=D0=BE=D0=BB=D0=BD=D0=BE=D1=86?=
 =?UTF-8?q?=D0=B5=D0=BD=D0=BD=D0=BE=D0=B3=D0=BE=20=D1=84=D1=83=D0=BD=D0=BA?=
 =?UTF-8?q?=D1=86=D0=B8=D0=BE=D0=BD=D0=B0=D0=BB=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=B8=20?=
 =?UTF-8?q?=D0=B8=D0=B7=D0=BC=D0=B5=D0=BD=D0=B5=D0=BD=D0=B8=D0=B5=20=D1=86?=
 =?UTF-8?q?=D0=B2=D0=B5=D1=82=D0=B0=20=D0=B3=D0=B8=D1=81=D1=82=D0=BE=D0=B3?=
 =?UTF-8?q?=D1=80=D0=B0=D0=BC=D0=BC=D1=8B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 svg.cpp | 23 ++++++++++++++++++-----
 svg.h   |  2 +-
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/svg.cpp b/svg.cpp
index 0246c50..f404978 100644
--- a/svg.cpp
+++ b/svg.cpp
@@ -21,13 +21,26 @@ void svg_text(double left, double baseline, std::string text){
 }
 
 void show_histogram_svg(const std::vector<size_t>& bins){
-    svg_begin(400, 300);
-    svg_text(20, 20, std::to_string(bins[0]));
+    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;
+
+    svg_begin(IMAGE_WIDTH, IMAGE_HEIGHT);
+    double top = 0;
+    for (size_t bin : bins) {
+        const double bin_width = BLOCK_WIDTH * bin;
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, std::to_string(bin));
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT);
+        top += BIN_HEIGHT;
+    }
     svg_end();
 }
 
-/*
 void svg_rect(double x, double y, double width, double height){
-    std::cout << "<rect x='" << x << "' y='" width='" << width << "' height='" << height << "' />"
+    std::cout << "<rect x='" << x << "' y='" << y << "' width='" << width << "' height='" << height << "' stroke='red' fill='#ffeeee' />";
 }
-*/
+
diff --git a/svg.h b/svg.h
index cfa0484..5dc97d6 100644
--- a/svg.h
+++ b/svg.h
@@ -7,6 +7,6 @@ void svg_begin(double width, double height);
 void svg_end();
 void show_histogram_svg(const std::vector<size_t>& bins);
 void svg_text(double left, double baseline, std::string text);
-//void svg_rect(double x, double y, double width, double height)
+void svg_rect(double x, double y, double width, double height);
 
 #endif // SVG_H_INCLUDED