參考資訊:
https://www.libsdl.org/release/SDL-1.2.15/docs/html/index.html
main.c
#include <stdio.h> #include <stdlib.h> #include <SDL.h> #include <SDL_ttf.h> int main(int argc, char **args) { char buf[255] = {0}; SDL_Surface *screen = NULL; SDL_Init(SDL_INIT_VIDEO); screen = SDL_SetVideoMode(320, 240, 16, SDL_HWSURFACE); TTF_Init(); TTF_Font *font = TTF_OpenFont("font.ttf", 30); SDL_FillRect(screen, &screen->clip_rect, SDL_MapRGB(screen->format, 0x00, 0x00, 0x00)); int w = 0; int h = 0; SDL_Color col = {0, 255, 0}; SDL_Rect rt = {0, 100, 0, 0}; const char *cc = "司徒的教學網站"; TTF_SizeUTF8(font, cc, &w, &h); rt.x = (320 - w) / 2; SDL_Surface *msg = TTF_RenderUTF8_Solid(font, cc, col); SDL_BlitSurface(msg, NULL, screen, &rt); SDL_Flip(screen); SDL_FreeSurface(msg); SDL_Delay(3000); TTF_CloseFont(font); TTF_Quit(); SDL_Quit(); return 0; }
編譯、執行
$ gcc main.c -o main -lSDL -lSDL_ttf -I/usr/include/SDL $ ./main