cs-lab34/main.cpp

#include <curl/curl.h>
#include <iostream>
#include <vector>
#include "histogram.h"
#include "text.h"

using namespace std;

//  Ñòðóêòóðà

    struct Input
    {
        vector<double> numbers;
        size_t bin_count{};
    };

//  Ââîä îöåíêîê ñ êëàâèàòóðû.

Input
input_data(istream& in, bool prompt)
{
    Input local;
    size_t number_count;

    cerr << "Enter number count: ";
    in >> number_count;
    local.numbers.resize(number_count);
    for (size_t i = 0; i < number_count; i++)
        in >> local.numbers[i];
    if (prompt)
        cerr << "Enter bin count: ";
    in >> local.bin_count;
    return local;
}

int main(int argc, char* argv[])
{
    curl_global_init(CURL_GLOBAL_ALL);
    if (argc > 1)
        {
            CURL *curl = curl_easy_init();
            if(curl)
                {
                    CURLcode res;
                    curl_easy_setopt(curl, CURLOPT_URL, argv[1]);
                    res = curl_easy_perform(curl);
                    if (res != CURLE_OK)
                        {
                            cerr << curl_easy_strerror(res);
                            exit(1);
                        }
                    curl_easy_cleanup(curl);
                }
            return 0;
        }

    auto in = input_data(cin, true);
    auto bins = make_histogram(in.numbers, in.bin_count);
    show_histogram_svg(bins);
    return 0;
}