code: вывод гистограммы в формате SVG + хеддер-файлы проекта

.gitignore

@@ -0,0 +1,2 @@
+/bin
+/obj

hist_proc.h

@@ -0,0 +1,7 @@
+#ifndef HIST_PROC_H_INCLUDED
+#define HIST_PROC_H_INCLUDED
+
+std::vector<size_t>
+make_histogram_proc(const std::vector<double> numbers, size_t bin_count, std::vector<size_t> bins);
+
+#endif // HIST_PROC_H_INCLUDED

histogram.h

@@ -0,0 +1,9 @@
+#ifndef HISTOGRAM_H_INCLUDED
+#define HISTOGRAM_H_INCLUDED
+#include <iostream>
+#include <vector>
+
+std::vector<size_t>
+make_histogram(const std::vector<double> numbers, size_t bin_count);
+
+#endif // HISTOGRAM_H_INCLUDED

lab003.cbp

@@ -38,6 +38,10 @@
 		<Unit filename="histogram.h" />
 		<Unit filename="histogram_internal.h" />
 		<Unit filename="main.cpp" />
+		<Unit filename="svg.cpp" />
+		<Unit filename="svg.h">
+			<Option target="&lt;{~None~}&gt;" />
+		</Unit>
 		<Unit filename="text.cpp" />
 		<Unit filename="text.h" />
 		<Extensions>

main.cpp

@@ -1,5 +1,6 @@
 #include <iostream>
 #include <vector>
+#include <string>
 #include <hist_proc.h>
 #include "histogram.h"
 #include <text.h>

svg.cpp

@@ -1,5 +1,6 @@
 #include <iostream>
 #include <vector>
+#include <string>
 #include <svg.h>
 
 using namespace std;
@@ -19,8 +20,59 @@ 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){
+    cout << "<rect x='"<<x<<"' y='"<<y<<"' width='"<<width<<"' height='"<<height<<"' stroke ='cyan' fill='#fce166' />\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;
+    const double SCALE = IMAGE_WIDTH - TEXT_WIDTH;
     svg_begin(400, 300);
+
+
+    double max_count = 0;
+    for (double x: bins) {
+        if (x > max_count) {
+                max_count = x;
+        }
+    }
+    double top = 0;
+    if ((max_count*BLOCK_WIDTH)>SCALE){
+    for (size_t bin : bins) {
+        const double bin_width = SCALE * ( bin / max_count);
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT);
+        top += BIN_HEIGHT;
+        cout << endl;
+        cout << bin_width;
+    }
+    }
+    else{
+        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;
+        cout << endl;
+        cout << bin_width;
+}
+    }
     svg_end();
+
 }
+
+
+

svg.h

@@ -1,12 +1,6 @@
 #ifndef SVG_H_INCLUDED
 #define SVG_H_INCLUDED
 
-void
-svg_begin(double width, double height);
-
-void
-svg_end();
-
 void
 show_histogram_svg(const std::vector<size_t>& bins);
 

text.h

@@ -0,0 +1,7 @@
+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+void
+show_histogram(size_t bin_count, std::vector<size_t> bins, std::vector<size_t> procent);
+
+#endif // TEXT_H_INCLUDED