first commit

.gitignore

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+/bin
+/obj

main.cpp

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+using namespace std;
+#include "histogram.h"
+#include "text.h"
+#include "svg.h"
+
+
+
+struct Input {
+    std::vector<double> numbers;
+    size_t bin_count{};
+};
+
+Input input_data(istream& in, bool promt);
+
+int main()
+{
+
+    Input in = input_data(cin);
+    std::vector<size_t> bins = make_histogram(in.numbers, in.bin_count);
+    show_histogram_svg(bins);
+
+
+    return 0;
+}
+Input input_data(istream& in, bool promt) {
+
+    Input input_struct;
+    size_t countOfNumbers;
+    if(promt){cerr << "Input your count of numbers:\n";}
+
+    cin >> countOfNumbers;
+
+    input_struct.numbers.resize(countOfNumbers);
+    if(promt){cerr << "Input numbers:\n";}
+    for (int i = 0; i < countOfNumbers; i++) {
+        if(promt){cerr << i << ":" << endl;}
+        cin >> input_struct.numbers[i];
+    }
+    if(promt){
+        cerr << endl;
+        cerr << "Input bin count:\n";
+    }
+
+    cin >> input_struct.bin_count;
+
+
+
+    return input_struct;
+}
+
+
+
+
+

svg.cpp

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+#include "svg.h"
+#include "text.h"
+void svg_begin(double width, double height) {
+    std::cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
+    std::cout << "<svg ";
+    std::cout << "width='" << width << "' ";
+    std::cout << "height='" << height << "' ";
+    std::cout << "viewBox='0 0 " << width << " " << height << "' ";
+    std::cout << "xmlns='http://www.w3.org/2000/svg'>\n";
+}
+
+void svg_end() {
+    std::cout << "</svg>\n";
+}
+
+void show_histogram_svg(const std::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 BIN_HEIGHT = 30;
+    const auto TEXT_WIDTH = 50;
+    svg_begin(400, 300);
+
+    size_t maxCount = maxBin(bins);
+    double top = 0;
+    for (size_t bin : bins) {
+         const double bin_width = (IMAGE_WIDTH - TEXT_WIDTH) * (bin / double(maxCount));
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, std::to_string(bin));
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT,"red","#006B3C");
+        top += BIN_HEIGHT;
+    }
+    svg_end();
+}
+void svg_text(double left, double baseline, std::string text) {
+    std::cout << "<text x='" << left << "' y='"<< baseline <<"'>" << text<<"</text>";
+}
+void svg_rect(double x, double y, double width, double height,std::string stroke="black", std::string fills="black"){
+    std::cout << "<rect x='"<<x<<"' y='"<<y<<"' width='"<<width<<"' height='"<<height<<"' stroke='"<<stroke<<"' fill='"<<fills<<"' />";
+}
+
+

svg.h

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+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+
+#include <vector>
+#include <iostream>
+void svg_begin(double width, double height);
+void svg_end();
+void show_histogram_svg(const std::vector<size_t>& bins);
+void svg_text(double left, double baseline, std::string text);
+void svg_rect(double x, double y, double width, double height,std::string stroke, std::string fills);
+
+#endif // SVG_H_INCLUDED

text.cpp

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+#include "text.h"
+
+void show_histogram_text(std::vector<size_t> bins , size_t bin_count) {
+    size_t maxCount = maxBin(bins);
+    size_t count_stars;
+    for (size_t i = 0; i < bin_count; i++) {
+
+        if (bins[i] < 100) {
+            std::cout << " ";
+        }
+        if (bins[i] < 10) {
+            std::cout << " ";
+        }
+
+        std::cout << bins[i];
+        std::cout << "|";
+
+        if (maxCount > MAX_ASTERISK) {
+            count_stars = MAX_ASTERISK * (static_cast<double>(bins[i]) / maxCount);
+        }
+        else {
+            count_stars = bins[i];
+        }
+        for (size_t i2 = 0; i2 < count_stars; i2++) {
+            std::cout << "*";
+        }
+        std::cout << std::endl;
+
+
+    }
+}
+
+const size_t maxBin(std::vector<size_t> bins) {
+    size_t max = bins[0];
+    for (int i = 1; i < bins.size(); i++) {
+        if (max < bins[i]) {
+            max = bins[i];
+        }
+    }
+    return max;
+}

text.h

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+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+
+#include <iostream>
+#include <vector>
+
+const size_t SCREEN_WIDTH = 80;
+const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+void show_histogram_text(std::vector<size_t> bins , size_t bin_count);
+const size_t maxBin(std::vector<size_t> bins);
+#endif // TEXT_H_INCLUDED