diff options
Diffstat (limited to 'riscos/gif.c')
| -rw-r--r-- | riscos/gif.c | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/riscos/gif.c b/riscos/gif.c index 942ef49e0..9065da2bb 100644 --- a/riscos/gif.c +++ b/riscos/gif.c @@ -161,15 +161,30 @@ void nsgif_animate(void *p) { struct content *c = p; union content_msg_data data; - - /* at the moment just advance by one frame */ + + /* Advance by a frame, updating the loop count accordingly + */ c->data.gif.current_frame++; if (c->data.gif.current_frame == c->data.gif.gif->frame_count) { c->data.gif.current_frame = 0; + + /* A loop count of 0 has a special meaning of infinite + */ + if (c->data.gif.gif->loop_count != 0) { + c->data.gif.gif->loop_count--; + if (c->data.gif.gif->loop_count == 0) { + c->data.gif.gif->loop_count = -1; + } + } } - schedule(c->data.gif.gif->frames[c->data.gif.current_frame].frame_delay, - nsgif_animate, c); + + /* Continue animating if we should + */ + if (c->data.gif.gif->loop_count >= 0) { + schedule(c->data.gif.gif->frames[c->data.gif.current_frame].frame_delay, + nsgif_animate, c); + } /* area within gif to redraw */ data.redraw.x = c->data.gif.gif->frames[c->data.gif.current_frame].redraw_x; |