58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
sixel_state_t sixel_st;
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void
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dcshandle(void)
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{
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int bgcolor;
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unsigned char r, g, b, a = 255;
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switch (csiescseq.mode[0]) {
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default:
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fprintf(stderr, "erresc: unknown csi ");
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csidump();
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/* die(""); */
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break;
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case 'q': /* DECSIXEL */
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if (IS_TRUECOL(term.c.attr.bg)) {
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r = term.c.attr.bg >> 16 & 255;
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g = term.c.attr.bg >> 8 & 255;
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b = term.c.attr.bg >> 0 & 255;
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} else {
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xgetcolor(term.c.attr.bg, &r, &g, &b);
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#if ALPHA_PATCH
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if (term.c.attr.bg == defaultbg)
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a = dc.col[defaultbg].pixel >> 24 & 255;
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#endif // ALPHA_PATCH
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}
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bgcolor = a << 24 | b << 16 | g << 8 | r;
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if (sixel_parser_init(&sixel_st, 255 << 24, bgcolor, 1, win.cw, win.ch) != 0)
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perror("sixel_parser_init() failed");
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term.mode |= MODE_SIXEL;
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break;
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}
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}
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void
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scroll_images(int n) {
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ImageList *im;
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int tmp;
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/* maximum sixel distance in lines from current view before
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* deallocation
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* TODO: should be in config.h */
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int max_sixel_distance = 10000;
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for (im = term.images; im; im = im->next) {
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im->y += n;
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/* check if the current sixel has exceeded the maximum
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* draw distance, and should therefore be deleted */
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tmp = im->y;
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if (tmp < 0) { tmp = tmp * -1; }
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if (tmp > max_sixel_distance) {
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fprintf(stderr, "im@0x%08x exceeded maximum distance\n");
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im->should_delete = 1;
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}
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}
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}
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