123 lines
3.1 KiB
C++
123 lines
3.1 KiB
C++
#include <SDL2/SDL.h>
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#include <SDL2/SDL_events.h>
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#include <SDL2/SDL_image.h>
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#include <SDL2/SDL_render.h>
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#include <stdio.h>
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#include <iostream>
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using namespace std;
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//Screen dimension constants
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const int SCREEN_WIDTH = 1024;
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const int SCREEN_HEIGHT = 768;
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enum KeyPressSurfaces
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{
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KEY_PRESS_SURFACE_DEFAULT,
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KEY_PRESS_SURFACE_UP,
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KEY_PRESS_SURFACE_DOWN,
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KEY_PRESS_SURFACE_LEFT,
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KEY_PRESS_SURFACE_RIGHT,
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KEY_PRESS_SURFACE_TOTAL
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};
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int main(int argc, char *argv[]) {
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SDL_Window* window = NULL;
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if (SDL_Init(SDL_INIT_EVERYTHING) < 0) {
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printf("error initializing SDL: %s\n", SDL_GetError());
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return 1;
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}
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window = SDL_CreateWindow( "SDL Tutorial",
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SDL_WINDOWPOS_UNDEFINED,
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SDL_WINDOWPOS_UNDEFINED,
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SCREEN_WIDTH,
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SCREEN_HEIGHT,
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SDL_WINDOW_SHOWN );
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if (window == NULL) {
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printf( "Window could not be created! SDL_Error: %s\n", SDL_GetError() );
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return 1;
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}
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SDL_Renderer* renderer =
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SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
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SDL_Surface* imageSurface = IMG_Load("font.png");
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if (imageSurface == NULL) {
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cout << "Could not find spritesheet" << endl;
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return 1;
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}
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// SDL_Surface* screenSurface = NULL;
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// //Get window surface
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// screenSurface = SDL_GetWindowSurface( window );
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//Fill the surface white
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// auto rgbMap = SDL_MapRGB( screenSurface->format, 0x82, 0xA3, 0xFF);
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int test = 0;
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SDL_Event e;
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bool quit = false;
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int keyPressed = -1;
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while (quit == false) {
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while (SDL_PollEvent( &e)) {
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if (e.type == SDL_QUIT) {
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quit = true;
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}
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else if (e.type == SDL_KEYDOWN) {
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char key = e.key.keysym.sym;
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if (key >= (char)'!' || key <= (char)'~') {
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keyPressed = key;
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}
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// switch (e.key.keysym.sym) {
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// case SDLK_
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// }
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}
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}
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// SDL_FillRect( screenSurface, NULL, rgbMap);
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SDL_Rect srcrect;
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SDL_Rect dstrect;
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if (keyPressed > 0) {
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srcrect.x = (keyPressed % 16) * 70;
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srcrect.y = (keyPressed / 16) * 80;
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} else {
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srcrect.x = 0;
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srcrect.y = 0;
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}
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srcrect.w = 80;
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srcrect.h = 80;
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dstrect.x = SCREEN_WIDTH/2 - 40;
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dstrect.y = SCREEN_HEIGHT/2 - 40;
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dstrect.w = 10;
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dstrect.h = 10;
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// SDL_BlitSurface(imageSurface, &srcrect, screenSurface, &dstrect);
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//Update the surface
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// SDL_UpdateWindowSurface( window );
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SDL_SetRenderDrawColor(renderer, 130, 163, 255, 1);
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SDL_RenderClear(renderer);
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SDL_RenderPresent(renderer);
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}
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//Hack to get window to stay up
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// SDL_FreeSurface(screenSurface);
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SDL_FreeSurface(imageSurface);
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SDL_DestroyWindow( window );
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//Quit SDL subsystems
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SDL_Quit();
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return 0;
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}
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