From b53eab780b6a24aaf2a11b59dfa6af672f7c4262 Mon Sep 17 00:00:00 2001
From: Popko Egor <epopko01@gmail.com>
Date: Fri, 26 Sep 2025 00:07:28 +0300
Subject: [PATCH] =?UTF-8?q?=D0=B4=D0=BE=D0=B1=D0=B0=D0=B2=D0=B8=D0=BB=20?=
 =?UTF-8?q?=D0=B2=D1=8B=D0=B2=D0=BE=D0=B4=20=D1=81=D0=B2=D0=B3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 main.cpp |  4 ++--
 svg.cpp  | 45 +++++++++++++++++++++++++++++++++++++++++++++
 svg.h    |  9 +++++++++
 3 files changed, 56 insertions(+), 2 deletions(-)
 create mode 100644 svg.cpp
 create mode 100644 svg.h

diff --git a/main.cpp b/main.cpp
index 1b0afcb..ec2eb96 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,7 +1,7 @@
 #include <iostream>
 #include <vector>
 #include "histogram.h"
-#include "text.h"
+#include "svg.h"
 
 using namespace std;
 
@@ -31,6 +31,6 @@ Input input_data()
 int main() {
     auto in = input_data();
     auto bins = make_histogram(in.numbers, in.bin_count);
-    show_histogram_text(bins);
+    show_histogram_svg(bins);
     return 0;
 }
diff --git a/svg.cpp b/svg.cpp
new file mode 100644
index 0000000..39e5180
--- /dev/null
+++ b/svg.cpp
@@ -0,0 +1,45 @@
+#include "svg.h"
+#include <iostream>
+#include <vector>
+#include <string>
+
+using namespace std;
+
+void svg_begin(double width, double height) {
+    cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
+    cout << "<svg width='" << width << "' height='" << height << "' viewBox='0 0 " << width << " " << height << "' 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>\n";
+}
+
+void svg_rect(double x, double y, double width, double height, string stroke = "black", string fill = "black") {
+    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;
+    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, to_string(bin));
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "red", "#ffeeee");
+        top += BIN_HEIGHT;
+    }
+
+    svg_end();
+}
diff --git a/svg.h b/svg.h
new file mode 100644
index 0000000..b82c7e1
--- /dev/null
+++ b/svg.h
@@ -0,0 +1,9 @@
+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+
+#include <vector>
+#include <cstddef>
+
+void show_histogram_svg(const std::vector<size_t>& bins);
+
+#endif