cs-lab34/text.cpp

#include "text.h"
#include <iostream>

using namespace std;

void show_histogram_text(const vector<size_t>& bins) {
    const size_t SCREEN_WIDTH = 80;
    const size_t MAX_ASTERISK = SCREEN_WIDTH - 4;
    
    size_t max_bin_count = 0;
    for (size_t bin : bins) {
        if (bin > max_bin_count) {
            max_bin_count = bin;
        }
    }
    
    if (max_bin_count <= MAX_ASTERISK) {
        for (size_t bin : bins) {
            if (bin < 10) cout << " ";
            cout << " " << bin << "|";
            for (size_t j = 0; j < bin; j++) {
                cout << "*";
            }
            cout << endl;
        }
    } else {
        for (size_t bin : bins) {
            size_t height = static_cast<size_t>(MAX_ASTERISK * (static_cast<double>(bin) / max_bin_count));
            
            if (bin < 100) cout << " ";
            if (bin < 10) cout << " ";
            cout << bin << "|";
            
            for (size_t j = 0; j < height; j++) {
                cout << "*";
            }
            cout << endl;
        }
    }
}