2048-homework/src/gui.c

73 lines
1.9 KiB
C

#include "gui.h"
#include <stdbool.h>
#include <SDL.h>
#include <SDL_image.h>
#include <SDL_ttf.h>
const SCREEN_WIDTH = 800;
const SCREEN_HEIGHT = 600;
SDL_Window* window = NULL;
// SDL_Surface* screenSurface = NULL;
SDL_Renderer *window_renderer = NULL;
SDL_Texture* tile_texture = NULL;
void gui_init() {
//Initialize SDL
if( SDL_Init( SDL_INIT_VIDEO ) < 0 )
{
printf( "SDL could not initialize! SDL_Error: %s\n", SDL_GetError() );
}
window = SDL_CreateWindow( "2048", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, SCREEN_WIDTH, SCREEN_HEIGHT, SDL_WINDOW_SHOWN );
if( window == NULL )
{
printf( "Window could not be created! SDL_Error: %s\n", SDL_GetError() );
}
// screenSurface = SDL_GetWindowSurface(window);
// SDL_FillRect(screenSurface, NULL, SDL_MapRGB(screenSurface->format, 255, 255, 255));
// create renderer and render white window
window_renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
SDL_SetRenderDrawColor(window_renderer, 0xFF, 0xFF, 0xFF, 0xFF );
SDL_RenderClear(window_renderer);
SDL_RenderPresent(window_renderer);
// SDL_UpdateWindowSurface(window);
// load up textures
SDL_Surface *tile_surface = IMG_Load("res/tile.png");
tile_texture = SDL_CreateTextureFromSurface( window_renderer, tile_surface);
SDL_FreeSurface(tile_surface);
}
void gui_destroy() {
//Destroy window
SDL_DestroyWindow( window );
SDL_DestroyRenderer(window_renderer);
//Quit SDL subsystems
SDL_Quit();
}
void gui_loop(Game *game) {
bool quit = false;
SDL_Event e;
while(!quit) {
while( SDL_PollEvent( &e ) != 0 )
{
//User requests quit
if( e.type == SDL_QUIT )
{
quit = true;
}
}
SDL_RenderCopy( window_renderer, tile_texture, NULL, NULL );
SDL_RenderPresent(window_renderer);
}
}