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