Improve looped animation behaviour
This commit is contained in:
parent
bb4d3acd12
commit
2ff853b7e0
23
fiv-view.c
23
fiv-view.c
@ -797,7 +797,6 @@ stop_animating(FivView *self)
|
||||
|
||||
self->frame_time = 0;
|
||||
self->frame_update_connection = 0;
|
||||
self->remaining_loops = 0;
|
||||
g_object_notify_by_pspec(G_OBJECT(self), view_properties[PROP_PLAYING]);
|
||||
}
|
||||
|
||||
@ -866,7 +865,15 @@ start_animating(FivView *self)
|
||||
self->frame_time = gdk_frame_clock_get_frame_time(clock);
|
||||
self->frame_update_connection = g_signal_connect(
|
||||
clock, "update", G_CALLBACK(on_frame_clock_update), self);
|
||||
self->remaining_loops = self->page->loops;
|
||||
|
||||
// Only restart looping the animation if it has stopped at the end.
|
||||
if (!self->remaining_loops) {
|
||||
self->remaining_loops = self->page->loops;
|
||||
if (self->remaining_loops && !self->frame->frame_next) {
|
||||
self->frame = self->page;
|
||||
gtk_widget_queue_draw(GTK_WIDGET(self));
|
||||
}
|
||||
}
|
||||
|
||||
gdk_frame_clock_begin_updating(clock);
|
||||
g_object_notify_by_pspec(G_OBJECT(self), view_properties[PROP_PLAYING]);
|
||||
@ -884,6 +891,7 @@ switch_page(FivView *self, FivIoImage *page)
|
||||
FivIoOrientationUnknown)
|
||||
self->orientation = FivIoOrientation0;
|
||||
|
||||
self->remaining_loops = 0;
|
||||
start_animating(self);
|
||||
gtk_widget_queue_resize(GTK_WIDGET(self));
|
||||
|
||||
@ -1418,11 +1426,14 @@ static void
|
||||
frame_step(FivView *self, int step)
|
||||
{
|
||||
stop_animating(self);
|
||||
FivIoImage *frame = step < 0
|
||||
? self->frame->frame_previous
|
||||
: self->frame->frame_next;
|
||||
if (!step || !(self->frame = frame))
|
||||
|
||||
if (step > 0) {
|
||||
// Decrease the loop counter as if running on a timer.
|
||||
(void) advance_frame(self);
|
||||
} else if (!step || !(self->frame = self->frame->frame_previous)) {
|
||||
self->frame = self->page;
|
||||
self->remaining_loops = 0;
|
||||
}
|
||||
gtk_widget_queue_draw(GTK_WIDGET(self));
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user