Code : недоделанный свой вариант

lab03.depend

@@ -1,5 +1,5 @@
 # depslib dependency file v1.0
-1716798554 source:c:\users\lenov\desktop\lab03\histogram.cpp
+1716799438 source:c:\users\lenov\desktop\lab03\histogram.cpp
 	"histogram.h"
 	<vector>
 	<iostream>
@@ -7,12 +7,27 @@
 1716797551 c:\users\lenov\desktop\lab03\histogram.h
 	<vector>
 
-1716799012 source:c:\users\lenov\desktop\lab03\main.cpp
+1716817439 source:c:\users\lenov\desktop\lab03\main.cpp
 	<iostream>
 	<vector>
 	"histogram.h"
 	"text.h"
+	"svg.h"
 
 1716798974 c:\users\lenov\desktop\lab03\text.h
 	<vector>
 
+1716799035 source:c:\users\lenov\desktop\lab03\text.cpp
+	<iostream>
+	"text.h"
+	<vector>
+
+1716817390 c:\users\lenov\desktop\lab03\svg.h
+	<vector>
+
+1716817410 source:c:\users\lenov\desktop\lab03\svg.cpp
+	<iostream>
+	<vector>
+	<string>
+	"svg.h"
+

main.cpp

@@ -2,12 +2,13 @@
 #include <vector>
 #include "histogram.h"
 #include "text.h"
-
+#include "svg.h"
 using namespace std;
 
 struct Input {
     vector<double> numbers;
     size_t bin_count{};
+    double COLUMN_HIGHT;
 };
 Input
 input_data() {
@@ -22,6 +23,8 @@ input_data() {
     }
     cerr << "Enter bin count: ";
     cin>> in.bin_count;
+    cerr << "Enter column hight: ";
+    cin>>  in.COLUMN_HIGHT;
     return in;
 }
 
@@ -111,7 +114,8 @@ int
 main() {
     auto in = input_data();
     auto bins = make_histogram(in.numbers, in.bin_count);
-    show_histogram_text(bins,in.bin_count  );
+   // show_histogram_svg(bins);
+    COLUMN_hight_function(in.COLUMN_HIGHT,in.bin_count,bins);
 
 /*int main()
 {

marks.txt

@@ -0,0 +1,3 @@
+10
+3 3 4 4 4 4 4 5 5 5
+3

svg.cpp

@@ -0,0 +1,104 @@
+#include <iostream>
+#include <vector>
+#include <string>
+#include "svg.h"
+using namespace std;
+
+const auto IMAGE_WIDTH = 400;
+const auto IMAGE_HEIGHT = 700;
+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;
+
+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 = "black", string fill = "aaaaaa") {
+    cout << "<rect x='" << x<< "' y='" << y<< "' width='" << width<< "' height='" << height<< "' stroke='" << stroke<< "' fill='" << fill << "' />\n";
+}
+
+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
+show_histogram_svg(const vector<size_t>& bins) {
+    const auto MAX_WIDTH = IMAGE_WIDTH - TEXT_WIDTH;
+    size_t max_count = 0;
+    for (size_t x : bins) {
+        if (x > max_count) {
+            max_count = x;
+        }
+    }
+    if (max_count == 0) {
+        max_count = 1;
+    }
+    auto scale_factor = static_cast<double>(MAX_WIDTH) / (max_count * BLOCK_WIDTH);
+    if (scale_factor > 1) {
+        scale_factor = 1;
+    }
+    svg_begin(400, 300);
+    double top = 0;
+    for (size_t bin : bins) {
+        double bin_width = BLOCK_WIDTH * bin * scale_factor;
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT);
+        top += BIN_HEIGHT;
+    }
+    svg_end();
+}
+
+void
+svg_rect_hight(double x, double y, double width, double height, string stroke = "black", string fill = "hfhfh") {
+    cout << "<rect x='" << x<< "' y='" << y<< "' width='" << width<< "' height='" << height<< "' stroke='" << stroke<< "' fill='" << fill << "' />\n";
+}
+
+void
+COLUMN_hight_function( double &COLUMN_height ,size_t bin_count,const vector<size_t>& bins){
+    const auto MAX_WIDTH = IMAGE_WIDTH - TEXT_WIDTH;
+    size_t max_count = 0;
+    for (size_t x : bins) {
+        if (x > max_count) {
+            max_count = x;
+        }
+    }
+    if (max_count == 0) {
+        max_count = 1;
+    }
+    auto scale_factor = static_cast<double>(MAX_WIDTH) / (max_count * BLOCK_WIDTH);
+    if (scale_factor > 1) {
+        scale_factor = 1;
+    }
+    svg_begin(IMAGE_WIDTH, IMAGE_HEIGHT );
+    if ((bin_count*COLUMN_height) > IMAGE_HEIGHT ){
+
+             COLUMN_height= static_cast<double>(IMAGE_HEIGHT) / bin_count;
+
+    }
+    double top = 0;
+    for (size_t bin : bins) {
+        double bin_width = BLOCK_WIDTH * bin * scale_factor;
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+        svg_rect(TEXT_WIDTH, top, bin_width, COLUMN_height);
+        top += COLUMN_height;
+    }
+    svg_end();
+
+}

svg.h

@@ -0,0 +1,10 @@
+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+
+#include <vector>
+
+void
+show_histogram_svg(const std::vector<size_t>& bins);
+void
+COLUMN_hight_function( double &COLUMN_height ,size_t bin_count,const std::vector<size_t>& bins);
+#endif // SVG_H_INCLUDED

unittest.cpp

@@ -0,0 +1,46 @@
+#define DOCTEST_CONFIG_NO_MULTITHREADING
+#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+#include "doctest.h"
+#include "histogram_internal.h"
+#include "svg.h"
+
+TEST_CASE("distinct positive numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({1, 2}, min, max);
+    CHECK(min == 1);
+    CHECK(max == 2);
+}
+TEST_CASE("distinct negative numbers") {
+    double min = -1;
+    double max = -1;
+    find_minmax({-1, -2}, min, max);
+    CHECK(min == -2);
+    CHECK(max == -1);
+}
+TEST_CASE("one number") {
+    double min = 0;
+    double max = 0;
+    find_minmax({1}, min, max);
+    CHECK(min == 1);
+    CHECK(max == 1);
+}
+TEST_CASE("same numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({2, 2}, min, max);
+    CHECK(min == 2);
+    CHECK(max == 2);
+}
+
+
+
+
+
+TEST_CASE("distinct positive numbers") {
+    double COLUMN_height = 400;
+    COLUMN_hight_function(COLUMN_height ,5,{23,5,54,6,7});
+    CHECK(COLUMN_height == 150  );
+
+}
+

unittest.depend

@@ -0,0 +1,71 @@
+# depslib dependency file v1.0
+1716799438 source:c:\users\lenov\desktop\lab03\histogram.cpp
+	"histogram.h"
+	<vector>
+	<iostream>
+
+1716797551 c:\users\lenov\desktop\lab03\histogram.h
+	<vector>
+
+1716819750 source:c:\users\lenov\desktop\lab03\unittest.cpp
+	"doctest.h"
+	"histogram_internal.h"
+	"svg.h"
+
+1716800315 c:\users\lenov\desktop\lab03\doctest.h
+	<signal.h>
+	<ciso646>
+	<cstddef>
+	<ostream>
+	<istream>
+	<type_traits>
+	"doctest_fwd.h"
+	<ctime>
+	<cmath>
+	<climits>
+	<math.h>
+	<new>
+	<cstdio>
+	<cstdlib>
+	<cstring>
+	<limits>
+	<utility>
+	<fstream>
+	<sstream>
+	<iostream>
+	<algorithm>
+	<iomanip>
+	<vector>
+	<atomic>
+	<mutex>
+	<set>
+	<map>
+	<unordered_set>
+	<exception>
+	<stdexcept>
+	<csignal>
+	<cfloat>
+	<cctype>
+	<cstdint>
+	<string>
+	<sys/types.h>
+	<unistd.h>
+	<sys/sysctl.h>
+	<AfxWin.h>
+	<windows.h>
+	<io.h>
+	<sys/time.h>
+	<unistd.h>
+
+1716799551 c:\users\lenov\desktop\lab03\histogram_internal.h
+	<vector>
+
+1716819750 source:c:\users\lenov\desktop\lab03\svg.cpp
+	<iostream>
+	<vector>
+	<string>
+	"svg.h"
+
+1716819918 c:\users\lenov\desktop\lab03\svg.h
+	<vector>
+