main
Родитель
07d213c312
Сommit
98d28fd42b
@ -1,3 +1,3 @@
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/bin
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/obj
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/curl
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@ -0,0 +1,55 @@
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#define CURL_STATICLIB // Äëÿ ñòàòè÷åñêîé ëèíêîâêè
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#include <curl/curl.h>
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#include <sstream>
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#include "histogram.h"
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#include <iostream>
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static size_t WriteCallback(void* contents, size_t size, size_t nmemb, void* userp) {
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size_t real_size = size * nmemb;
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std::stringstream* buffer = static_cast<std::stringstream*>(userp);
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buffer->write(static_cast<const char*>(contents), real_size);
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return real_size;
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}
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Input download(const std::string& url) {
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CURL* curl = curl_easy_init();
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std::stringstream buffer;
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if(!curl) {
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std::cerr << "Îøèáêà: íå óäàëîñü èíèöèàëèçèðîâàòü cURL" << std::endl;
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exit(EXIT_FAILURE);
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}
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curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback);
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
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CURLcode res = curl_easy_perform(curl);
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if(res != CURLE_OK) {
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std::cerr << "Îøèáêà cURL (" << res << "): "
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<< curl_easy_strerror(res) << std::endl;
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const char* url_info;
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if(curl_easy_getinfo(curl, CURLINFO_EFFECTIVE_URL, &url_info) == CURLE_OK) {
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std::cerr << "URL: " << url_info << std::endl;
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}
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curl_easy_cleanup(curl);
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exit(EXIT_FAILURE);
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}
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if(buffer.str().empty()) {
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std::cerr << "Îøèáêà: ïîëó÷åí ïóñòîé îòâåò îò ñåðâåðà" << std::endl;
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curl_easy_cleanup(curl);
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exit(EXIT_FAILURE);
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}
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curl_easy_cleanup(curl);
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return input_data(buffer, false);
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}
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До Ширина: | Высота: | Размер: 942 B После Ширина: | Высота: | Размер: 1.1 KiB |
@ -1,25 +1,61 @@
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#include <iostream>
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#include <fstream>
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#include <string>
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#include <sstream>
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#include "histogram.h"
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#include "svg.h"
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#include <curl/curl.h>
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using namespace std;
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int main() {
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Input data = input_data();
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auto bins = make_histogram(data.numbers, data.bin_count);
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static size_t WriteCallback(void* contents, size_t size, size_t nmemb, void* userp) {
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size_t real_size = size * nmemb;
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stringstream* buffer = static_cast<stringstream*>(userp);
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buffer->write(static_cast<const char*>(contents), real_size);
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return real_size;
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}
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int main(int argc, char* argv[]) {
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Input download(const std::string& url);
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curl_global_init(CURL_GLOBAL_ALL);
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Input input;
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if(argc > 1) {
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try {
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input = download(argv[1]);
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} catch(const exception& e) {
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cerr << "Îøèáêà çàãðóçêè: " << e.what() << endl;
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curl_global_cleanup();
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return EXIT_FAILURE;
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}
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} else {
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input = input_data(cin, true);
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}
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auto bins = make_histogram(input.numbers, input.bin_count);
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show_histogram_text(bins);
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int dash_len, gap_len;
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cout << "Enter dash length (e.g., 20): ";
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cout << "Ââåäèòå äëèíó øòðèõà (íàïðèìåð, 20): ";
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cin >> dash_len;
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cout << "Enter gap length (e.g., 10): ";
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cout << "Ââåäèòå äëèíó ïðîìåæóòêà (íàïðèìåð, 10): ";
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cin >> gap_len;
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show_histogram_text(bins);
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ofstream svg_file("histogram.svg");
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svg::show_histogram_svg(svg_file, bins, dash_len, gap_len);
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svg_file.close();
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if(svg_file) {
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svg::show_histogram_svg(svg_file, bins, dash_len, gap_len);
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cout << "Ãèñòîãðàììà ñîõðàíåíà â histogram.svg" << endl;
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} else {
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cerr << "Îøèáêà: íå óäàëîñü ñîçäàòü ôàéë SVG" << endl;
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}
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curl_global_cleanup();
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return 0;
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return EXIT_SUCCESS;
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}
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