svg изменен

histogram.cpp

@@ -0,0 +1,53 @@
+
+#include <iostream>
+#include <vector>
+#include "histogram.h"
+
+//std::vector<size_t>
+
+static void
+find_minmax(const std::vector<double> numbers, double& min, double& max)
+{
+    /*/double/*/ min = numbers[0];//ïîèñê ìèí è ìàêñ
+    /*/ double/*/ max = numbers[0];
+    for (double x : numbers)
+    {
+        if (x < min)
+        {
+            min = x;
+        }
+        else if (x > max)
+        {
+            max = x;
+        }
+    }
+}
+std::vector<size_t>
+make_histogram(const std::vector<double> numbers, size_t bin_count)
+{
+    std::vector <size_t> bins(bin_count);
+    double min, max;
+    find_minmax(numbers, min, max);
+    double bin_size = (max-min)/bin_count;//ðàçìåð êîðçèíû
+
+    for (size_t i = 0; i < numbers.size(); i++)//çàïîëíåíèå
+    {
+        bool found = false;
+        for (size_t j = 0; (j < bin_count - 1) && !found; j++)
+        {
+            auto lo = min + j * bin_size;
+            auto hi = min + (j + 1) * bin_size;
+            if ((lo <= numbers[i]) && (numbers[i] < hi))
+            {
+                bins[j]++;
+                found = true;
+            }
+        }
+
+        if (!found)
+        {
+            bins[bin_count - 1]++;
+        }
+    }
+    return bins;
+}

histogram.h

@@ -0,0 +1,10 @@
+#ifndef HISTOGRAM_H_INCLUDED
+#define HISTOGRAM_H_INCLUDED
+#include <vector>
+
+std::vector<size_t>
+make_histogram(const std::vector<double> numbers, size_t bin_count);
+
+#endif // HISTOGRAM_H_INCLUDED
+
+

l3.cbp

@@ -32,7 +32,13 @@
 			<Add option="-Wall" />
 			<Add option="-fexceptions" />
 		</Compiler>
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram.h" />
 		<Unit filename="main.cpp" />
+		<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

@@ -0,0 +1,117 @@
+#include <math.h>
+#include <iostream>
+#include <conio.h>
+#include <vector>
+#include <string>
+#include "svg.h"
+using namespace std;
+
+void
+svg_begin(double width, double height)
+{
+    cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
+    cout << "<svg ";
+    cout << "width='" << width << "' ";
+    cout << "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, string text)
+{
+    cout << "<text x='" << left << "' y='" << baseline << "'>" << text << "</text>";
+}
+
+void
+svg_rect(double x, double y, double width, double height, string stroke, string fill)
+{
+    cout << "<rect x='"<<x<<"' y='"<<y<<"' width='"<<width<<"' height='"<<height<<"' stroke='"<<stroke<<"' fill='"<<fill<<"' />";
+
+}
+
+
+void
+show_histogram_svg(const vector<size_t>& bins, size_t number_count)
+{
+    setlocale(LC_ALL, "Russian");
+    int noi=0;
+    auto IMAGE_WIDTH = 0;
+    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 auto MAX_WIDTH = IMAGE_WIDTH-TEXT_WIDTH;
+//
+    cerr<<"Ââåäèòå æåëàåìóþ øèðèíó ñòðîêè";
+    cerr<<endl;
+    cerr<<"Ó÷òèòå, ÷òî îíà äîëæíà áûòü áîëüøå 70 è ìåíüøå 800, à òàêæå";
+    cerr<<endl;
+    cerr<<"áîëåå òðåòè êîëè÷åñâà ÷èñåë, óìíîæåííûõ íà øèðèíó áëîêà .  âàøåì ñëó÷àå áîëåå "<< number_count*BLOCK_WIDTH<<" ";
+    cerr<<endl;
+    //cin>>IMAGE_WIDTH;
+    while (noi == 0)
+    {
+        cerr<<" in cicle";
+        cerr<<endl;
+        cin>> IMAGE_WIDTH;
+        if ((IMAGE_WIDTH<800)&&(IMAGE_WIDTH>70)&&(IMAGE_WIDTH>number_count*BLOCK_WIDTH))
+        {
+            noi=noi+1;
+        }
+
+        if (IMAGE_WIDTH>800)
+        {
+            cerr<<" ß æå ñêàçàë ìåíüøå 800. Ââåäèòå çàíîâî";
+            cerr<<endl;
+        }
+        if (IMAGE_WIDTH<70)
+        {
+            cerr<<" ß æå ñêàçàë áîëüøå 70.Ââåäèòå çàíîâî";
+            cerr<<endl;
+        }
+        if (IMAGE_WIDTH<number_count*BLOCK_WIDTH)
+        {
+            cout<<" ß æå ñêàçàë áîëüøå " << number_count*BLOCK_WIDTH<<" Ââåäèòå çàíîâî";
+            cerr<<endl;
+        }
+
+    }
+
+
+
+//string k;
+//string m;
+    svg_begin(IMAGE_WIDTH,IMAGE_HEIGHT);
+
+    double top = 0; //ìàøòàáèðâîàíèå
+    double max_count = bins[0];
+    for (size_t i = 0; i < bins.size(); i++)
+    {
+        if (bins[i] > max_count)
+            max_count = bins[i];
+    }
+    for (size_t bin : bins)
+    {
+        const double bin_width = (IMAGE_WIDTH - TEXT_WIDTH)*(bin/max_count);
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+        /*/
+        cout<<"Ââåäèòå öâåò 1 â ôîðìàòå #RRGGBB";
+        cin>> k;
+        cout<<endl;
+        cout<<"Ââåäèòå öâåò 2 â ôîðìàòå #RRGGBB";
+        cin >> m;
+        /*/
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT,"#00CCFF" /*/k/*/,"#0000FF" /*/m/*/);
+        top += BIN_HEIGHT;
+    }
+
+    svg_end();
+}

svg.h

@@ -0,0 +1,9 @@
+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+
+#include <vector>
+void
+show_histogram_svg(const std::vector<size_t>& bins, size_t number_count);
+
+
+#endif // SVG_H_INCLUDED

text.h

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

unittest.cbp

@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_project_file>
+	<FileVersion major="1" minor="6" />
+	<Project>
+		<Option title="unittest" />
+		<Option pch_mode="2" />
+		<Option compiler="gcc" />
+		<Build>
+			<Target title="Debug">
+				<Option output="bin/Debug/unittest" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Debug/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-g" />
+				</Compiler>
+			</Target>
+			<Target title="Release">
+				<Option output="bin/Release/unittest" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Release/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-O2" />
+				</Compiler>
+				<Linker>
+					<Add option="-s" />
+				</Linker>
+			</Target>
+		</Build>
+		<Compiler>
+			<Add option="-Wall" />
+		</Compiler>
+		<Unit filename="doctest.h" />
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram_internal.h" />
+		<Unit filename="unittest.cpp" />
+		<Extensions>
+			<lib_finder disable_auto="1" />
+		</Extensions>
+	</Project>
+</CodeBlocks_project_file>