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tools/ant-gui/ant-gui.c: support multiple images per file
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parent
5a71d27678
commit
c528c0a068
@ -38,13 +38,7 @@
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#define FG_ACT_RGBA 0xff2020ff
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struct img {
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uint8_t *canvas;
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const char *path;
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};
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static void render(SDL_Surface *s, struct img *img, int x, int y,
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static void render(SDL_Surface *s, const uint8_t *img, int x, int y,
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int sel, int act)
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{
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int ix, iy;
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@ -54,14 +48,14 @@ static void render(SDL_Surface *s, struct img *img, int x, int y,
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for (iy = 0; iy != H; iy++)
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for (ix = 0; ix != W; ix++)
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if (img->canvas[(iy*W+ix) >> 3] & (1 << (ix & 7)))
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if (img[(iy*W+ix) >> 3] & (1 << (ix & 7)))
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pixelColor(s, x+ix, y+iy, fg);
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else
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pixelColor(s, x+ix, y+iy, bg);
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}
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static void gui(struct img *img, int n)
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static void gui(uint8_t *const *imgs, int n)
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{
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SDL_Surface *surf;
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SDL_Event event;
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@ -138,7 +132,7 @@ static void gui(struct img *img, int n)
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i = iy*NX+ix;
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if (i >= n)
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break;
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render(surf, img+i, ix*W, (iy-y_top)*H,
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render(surf, imgs[i], ix*W, (iy-y_top)*H,
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ix == x && iy == y, i == active);
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}
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SDL_UnlockSurface(surf);
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@ -147,14 +141,34 @@ static void gui(struct img *img, int n)
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}
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static void *generate(const char *path)
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static void flush_edits(uint8_t ***imgs, int *n, struct edit *edits)
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{
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const char *err;
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if (!edits)
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return;
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*imgs = realloc(*imgs, sizeof(uint8_t **)*(*n+1));
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if (!*imgs) {
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perror("realloc");
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exit(1);
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}
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(*imgs)[*n] = apply_edits(W, H, edits, &err);
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if (!(*imgs)[*n]) {
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fprintf(stderr, "%s\n", err);
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exit(1);
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}
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(*n)++;
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free_edits(edits);
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}
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static void generate(uint8_t ***imgs, int *n, const char *path)
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{
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FILE *file;
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char buf[100];
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struct edit *edits = NULL, **last = &edits;
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const char *err;
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char *nl;
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void *res;
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file = fopen(path, "r");
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if (!file) {
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@ -165,6 +179,12 @@ static void *generate(const char *path)
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nl = strchr(buf, '\n');
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if (nl)
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*nl = 0;
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if (!buf[0]) {
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flush_edits(imgs, n, edits);
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edits = NULL;
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last = &edits;
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continue;
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}
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if (edits) {
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*last = malloc(sizeof(struct edit));
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if (!*last)
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@ -181,26 +201,18 @@ static void *generate(const char *path)
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last = &(*last)->next;
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}
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fclose(file);
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res = apply_edits(W, H, edits, &err);
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if (!res) {
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fprintf(stderr, "%s\n", err);
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exit(1);
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}
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free_edits(edits);
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return res;
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flush_edits(imgs, n, edits);
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}
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int main(int argc, char **argv)
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{
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int n = argc-1;
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struct img img[n];
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uint8_t **imgs = NULL;
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int n = 0;
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int i;
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for (i = 0; i != n; i++) {
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img[i].canvas = generate(argv[i+1]);
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img[i].path = argv[i+1];
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}
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gui(img, n);
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for (i = 1; i != argc; i++)
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generate(&imgs, &n, argv[i]);
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gui(imgs, n);
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exit(1);
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}
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