118 lines
2.2 KiB
C++
118 lines
2.2 KiB
C++
#include <iostream>
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#include <locale>
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#if defined(WIN32) || defined(_WIN32) || defined(__WIN32)
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#define IS_WINDOWS
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#endif
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#ifdef IS_WINDOWS
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#include <IS_WINDOWSows.h>
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#endif
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#include "../QRCodeLibrary/QRCode.hpp"
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using namespace std;
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#ifdef IS_WINDOWS
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std::string cp1251_to_utf8(const char* str)
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{
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std::string res;
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WCHAR* ures = NULL;
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char* cres = NULL;
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int result_u = MultiByteToWideChar(1251, 0, str, -1, 0, 0);
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if (result_u != 0)
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{
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ures = new WCHAR[result_u];
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if (MultiByteToWideChar(1251, 0, str, -1, ures, result_u))
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{
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int result_c = WideCharToMultiByte(CP_UTF8, 0, ures, -1, 0, 0, 0, 0);
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if (result_c != 0)
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{
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cres = new char[result_c];
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if (WideCharToMultiByte(CP_UTF8, 0, ures, -1, cres, result_c, 0, 0))
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{
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res = cres;
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}
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}
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}
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}
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delete[] ures;
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delete[] cres;
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return res;
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}
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#else
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string str_of(unsigned k, const string& input) {
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string res;
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for (;k > 0; k--)
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res += input;
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return res;
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}
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#endif
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int main() {
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#ifdef IS_WINDOWS
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SetConsoleCP(1251);
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#endif
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string input;
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string buff;
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while (getline(cin, buff)) {
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input += buff + '\n';
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}
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input.pop_back();
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#ifdef IS_WINDOWS
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input = cp1251_to_utf8(input.c_str());
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#endif
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QRCode qr(input, CorrectionLevel::H);
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const auto& res = qr.to_vector();
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#define SQUARE_WIDTH 2
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#ifdef IS_WINDOWS
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const string long_sep = string((res.size() + 8) * SQUARE_WIDTH, 219),
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short_sep = string(4 * SQUARE_WIDTH, 219),
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black = string(SQUARE_WIDTH, ' '),
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white = string(SQUARE_WIDTH, 219);
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SetConsoleCP(855);
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#else
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const string long_sep = str_of((res.size() + 8) * SQUARE_WIDTH, "█"),
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short_sep = str_of(4 * SQUARE_WIDTH, "█"),
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black = string(SQUARE_WIDTH, ' '),
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white = str_of(SQUARE_WIDTH, "█");
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#endif
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for (int i = 0; i < 4; i++)
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cout << long_sep << endl;
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for (unsigned i = 0; i < res.size(); i++) {
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cout << short_sep;
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for (auto cell : res[i])
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switch (cell) {
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case Trit::T:
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cout << black;
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break;
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case Trit::F:
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cout << white;
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break;
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default:
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throw std::runtime_error("Empty cell is not allowed. Your QR code is corrupted.");
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}
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cout << short_sep << endl;
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}
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for (int i = 0; i < 4; i++)
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cout << long_sep << endl;
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#ifdef IS_WINDOWS
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system("pause");
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#endif
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}
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