code: Код подпрограммы

main.cpp

@@ -1,115 +1,40 @@
 #include <iostream>
 #include <vector>
+#include "histogram.h"
+#include "text.h"
+#include "svg.h"
+
 using namespace std;
 
-struct Input {
+struct Input
+{
     vector<double> numbers;
     size_t bin_count{};
 };
 
 Input
-input_data() {
+input_data()
+{
     Input in;
-
-    cerr << "Enter number count: ";
     size_t number_count;
     cin >> number_count;
-
     in.numbers.resize(number_count);
-    for (size_t i = 0; i < number_count; i++) {
-        cin >> in.numbers[i];
-    }
 
-    cerr << "Enter number bin: ";
+    vector<double> numbers(number_count);
-    cin >> in.bin_count;
-
-    return in;
-}
 
-void find_minmax(const vector<double>& numbers, double& min, double& max) {
+    for (size_t i = 0; i < number_count; i++)
-    min = numbers[0];
-    max = numbers[0];
-    for (double x : numbers)
     {
-        if (x < min)
+        cin >> in.numbers[i];
-        {
-            min = x;
-        }
-        else if (x > max)
-        {
-            max = x;
-        }
-    }
-}
-vector<size_t>
-make_histogram(const vector<double>& numbers, size_t bin_count) {
-    double min, max;
-    find_minmax(numbers, min, max);
-
-    vector<size_t> bins(bin_count);
-    double bin_size = (max - min) / bin_count;
-
-    for (size_t i = 0; i < numbers.size(); i++) {
-        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;
-}
-
-void show_histogram_text(const vector<size_t>& bins, size_t max_count, size_t MAX_ASTERISK, size_t bin_count){
-     for (size_t i = 0; i < bin_count; i++){
-        if (bins[i]<10) {
-            cout << "  " << bins[i] << "|";
-            }
-        else if (bins[i]<100) {
-            cout << " " << bins[i] << "|";
-        }
-        else if (bins[i]<1000) {
-            cout << bins[i] << "|";
-        }
-
-        size_t height;
-
-        if (max_count<=MAX_ASTERISK) {
-            height = bins[i];
-        }
-        else {
-            height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
-        }
-        for (size_t j = 0; j < height; j++) {
-            cout << "*";
-        }
-        cout << endl;
     }
 
+    cin >> in.bin_count;
+    return in;
 }
 
 int main()
 {
-    const size_t SCREEN_WIDTH = 80;
+    size_t max_count;
-    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
-
     auto in = input_data();
     auto bins = make_histogram(in.numbers, in.bin_count);
-
+    show_histogram_svg(bins);
-
-    size_t max_count = bins[0];
-    for (size_t i = 0; i < bins.size(); i++) {
-        if (bins[i] > max_count) {
-            max_count = bins[i];
-        }
-    }
-    show_histogram_text(bins, max_count, MAX_ASTERISK, in.bin_count);
-
-    return 0;
 }