pong/src/score.c

79 lines
2.2 KiB
C

#include <fontconfig/fontconfig.h>
#include "score.h"
static const FcChar8 *SCORE_FONT_FAMILY = "Liberation Mono";
static const FcChar8 *SCORE_FONT_STYLE = "Bold";
static const int SCORE_FONT_PTSIZE = 16;
Score*
Score_init(int posX, int posY) {
FcConfig *config = FcInitLoadConfigAndFonts();
FcPattern *pat = FcPatternCreate();
FcObjectSet* os = FcObjectSetBuild (FC_FAMILY, FC_STYLE, FC_LANG, FC_FILE, (char *) 0);
FcFontSet* fs = FcFontList(config, pat, os);
FcChar8 *file, *style, *family;
for (int i=0; fs && i < fs->nfont; ++i) {
FcPattern* font = fs->fonts[i];
if (FcPatternGetString(font, FC_FILE, 0, &file) == FcResultMatch
&& FcPatternGetString(font, FC_FAMILY, 0, &family) == FcResultMatch
&& FcPatternGetString(font, FC_STYLE, 0, &style) == FcResultMatch
&& strcmp(SCORE_FONT_FAMILY, family) == 0
&& strcmp(SCORE_FONT_STYLE, style) == 0) {
break;
}
}
Score *s = malloc(sizeof(Score));
*(int *)&s->POSX = posX;
*(int *)&s->POSY = posY;
s->score = 0;
s->font = TTF_OpenFont(file, SCORE_FONT_PTSIZE);
if (s->font == NULL) {
printf("TTF_OpenFont fail with path '%s'. TTF_Error: %s\n", file, TTF_GetError());
free(s);
return NULL;
}
FcFontSetDestroy(fs);
FcObjectSetDestroy(os);
FcPatternDestroy(pat);
FcConfigDestroy(config);
s->textColor = (SDL_Color) { 255, 255, 255 };
return s;
}
void
Score_free(Score *s) {
TTF_CloseFont(s->font);
free(s);
}
int
Score_render(const Score *s, SDL_Renderer *renderer) {
char score_str[3];
SDL_Rect scoreRect = { s->POSX , s->POSY, SCORE_WIDTH, SCORE_HEIGHT };
sprintf(score_str, "%i", s->score);
SDL_Surface *scoreSurface = TTF_RenderText_Solid(s->font, score_str, s->textColor);
if (scoreSurface == NULL) {
printf("Text rendering failed. TTF_Error: %s\n", TTF_GetError());
return 1;
}
SDL_Texture *scoreTexture = SDL_CreateTextureFromSurface(renderer, scoreSurface);
if (scoreTexture == NULL) {
printf("Texture rendering failed. SDL_Error: %s\n", SDL_GetError());
SDL_FreeSurface(scoreSurface);
return 1;
}
SDL_RenderCopy(renderer, scoreTexture, NULL, &scoreRect);
SDL_FreeSurface(scoreSurface);
SDL_DestroyTexture(scoreTexture);
return 0;
}