#include #include #include #include #include #include #include "histogram.h" #include "text.h" #include "svg.h" using namespace std; struct Input { vector numbers; size_t bin_count{}; }; Input input_data(istream& inp, bool prompt){ size_t number_count; if (prompt){ cerr << "enter number_count"; } inp >> number_count; Input in; in.numbers.resize(number_count); if (prompt){ std::cerr << "enter numbers"; } for (size_t i = 0; i < number_count; i++){ inp >> in.numbers[i]; } if (prompt){ std::cerr << "enter bin_count"; } inp >> in.bin_count; return in; } size_t write_data(void* items, size_t item_size, size_t item_count, void* ctx) { stringstream* buffer = reinterpret_cast(ctx); size_t data_size = item_size * item_count; (*buffer).write(reinterpret_cast(items), data_size); return data_size; } Input download(const string& adress){ stringstream buffer; CURL* curl = curl_easy_init(); if(curl) { CURLcode res; curl_easy_setopt(curl, CURLOPT_URL, adress.c_str()); curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data); curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer); res = curl_easy_perform(curl); if (res != CURLE_OK){ cerr << curl_easy_strerror(res); exit(1); } curl_easy_cleanup(curl); } return input_data(buffer, false); } int main(int argc, char* argv[]){ string color = "base"; curl_global_init(CURL_GLOBAL_ALL); Input in; if (argc > 1) { for (size_t i = 0; i < argc; i += 1){ if (strcmp(argv[i], "-fill") == 0){ if (i - 1 < 1){ in = download(argv[i + 2]); color = argv[i + 1]; } else{ if (i + 1 >= argc){ cerr << "Error: please enter color"; exit(1); } else{ in = download(argv[i - 1]); color = argv[i + 1]; } } } } } else { in = input_data(cin, true); } auto bins = make_histogram(in.numbers, in.bin_count); auto borders = make_borders(in.numbers, in.bin_count); show_histogram_svg(bins, borders, in.bin_count, color); }