mirror of
https://github.com/libSDL2pp/libSDL2pp.git
synced 2025-09-12 00:35:09 -04:00
97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
/*
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libSDL2pp - C++11 bindings/wrapper for SDL2
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Copyright (C) 2015 Dmitry Marakasov <amdmi3@amdmi3.ru>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include <iostream>
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#include <SDL2/SDL.h>
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#include <SDL2pp/SDL.hh>
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#include <SDL2pp/Window.hh>
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#include <SDL2pp/Renderer.hh>
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#include <SDL2pp/Exception.hh>
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#include <SDL2pp/Cursor.hh>
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#include <SDL2pp/Surface.hh>
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#include <SDL2pp/Optional.hh>
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using namespace SDL2pp;
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Uint8 cursor_data[8] = { 0x38, 0x28, 0xEE, 0x82, 0xEE, 0x28, 0x38, 0x00 };
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Uint8 cursor_mask[8] = { 0x38, 0x38, 0xFE, 0xFE, 0xFE, 0x38, 0x38, 0x00 };
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Cursor GenCursor(int mode) {
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switch (mode % 4) {
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default:
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return Cursor::CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW);
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case 1:
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return Cursor::CreateSystemCursor(SDL_SYSTEM_CURSOR_HAND);
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case 2:
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return Cursor::CreateCursor(cursor_data, cursor_mask, 8, 8, 3, 3);
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case 3:
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{
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Surface surf(TESTDATA_DIR "/test.png");
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return Cursor::CreateColorCursor(surf, surf.GetWidth() / 2, surf.GetHeight() / 2);
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}
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}
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}
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int Run() {
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SDL sdl(SDL_INIT_VIDEO);
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Window window("libSDL2pp demo: cursors", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 640, 480, SDL_WINDOW_RESIZABLE);
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Renderer render(window, -1, SDL_RENDERER_ACCELERATED);
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int cursormode = 0;
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Optional<Cursor> cur;
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while (1) {
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SDL_Event event;
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while (SDL_PollEvent(&event)) {
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if (event.type == SDL_QUIT || (event.type == SDL_KEYDOWN && (event.key.keysym.sym == SDLK_ESCAPE || event.key.keysym.sym == SDLK_q))) {
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return 0;
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} else if (event.type == SDL_MOUSEBUTTONDOWN) {
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cur = GenCursor(++cursormode);
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cur->Set();
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}
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}
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// Clear screen
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render.SetDrawColor(0, 32, 32);
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render.Clear();
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render.Present();
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SDL_Delay(1);
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}
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return 0;
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}
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int main() {
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try {
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return Run();
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} catch (Exception& e) {
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std::cerr << "Error: " << e.what() << " (" << e.GetSDLError() << ")" << std::endl;
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} catch (std::exception& e) {
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std::cerr << "Error: " << e.what() << std::endl;
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}
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return -1;
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}
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