pic: Диаграмма реализована полностью за исключением масштабирования

fin_lab34.cbp

@@ -32,7 +32,15 @@
 			<Add option="-Wall" />
 			<Add option="-fexceptions" />
 		</Compiler>
-		<Unit filename="main.cpp" />
+		<Unit filename=".gitignore" />
+		<Unit filename="fin_lab34.cpp" />
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram.h" />
+		<Unit filename="histogram_internal.h" />
+		<Unit filename="svg.cpp" />
+		<Unit filename="svg.h" />
+		<Unit filename="text.cpp" />
+		<Unit filename="text.h" />
 		<Extensions>
 			<lib_finder disable_auto="1" />
 		</Extensions>

svg.cpp

@@ -22,13 +22,25 @@ svg_text(double left, double baseline, string text){
     cout << "<text x='" << left << "' y='" << baseline <<"' >" << text << "</text>" << endl;
 }
 void
-svg_rect(double x, double y, double width, double height){
-    cout << "<rect x='" << x << "' y='" << y << "' width= '" << width << "' height= '" << height << "'/>";
+svg_rect(double x, double y, double width, double height, string stroke = "#ed53a8", string fill = "#9df3a1"){
+    cout << "<rect x='" << x << "' y='" << y << "' width= '" << width << "' height= '" << height << "' stroke= '" << stroke << "' fill= '" << fill << "'/>" << endl;
 }
 void
 show_histogram_svg(const vector <size_t> &bins) {
-    svg_begin(400, 300);
-    svg_text(20, 20, to_string(bins[0]));
-    svg_rect(50, 0, bins[0]*10, 30);
+    const auto IMAGE_WIDTH = 800;
+    const auto IMAGE_HEIGHT = 600;
+    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);
+        top += BIN_HEIGHT;
+    }
     svg_end();
 }

svg.h

@@ -13,7 +13,7 @@ void
 svg_text(double left, double baseline, string text);
 
 void
-svg_rect(double x, double y, double width, double height);
+svg_rect(double x, double y, double width, double height, string stroke, string fill);
 
 void
 show_histogram_svg(const vector <size_t> &bins);