void StatusBar::onCelOpacityChange()
{
try {
ContextWriter writer(UIContext::instance(), 500);
DocumentRange range = App::instance()->getMainWindow()->getTimeline()->range();
if (range.enabled()) {
for (Cel* cel : get_unique_cels(writer.sprite(), range))
cel->setOpacity(m_slider->getValue());
}
else {
Cel* cel = writer.cel();
if (cel) {
// Update the opacity
cel->setOpacity(m_slider->getValue());
}
}
// Update the editors
update_screen_for_document(writer.document());
}
catch (LockedDocumentException&) {
// do nothing
}
}
// static
Cel* Cel::createCopy(const Cel* other)
{
Cel* cel = new Cel(other->frame(),
ImageRef(Image::createCopy(other->image())));
cel->setPosition(other->position());
cel->setOpacity(other->opacity());
return cel;
}
static void slider_change_hook(Slider* slider)
{
try {
ContextWriter writer(UIContext::instance());
Cel* cel = writer.cel();
if (cel) {
// Update the opacity
cel->setOpacity(slider->getValue());
// Update the editors
update_screen_for_document(writer.document());
}
}
catch (LockedDocumentException&) {
// do nothing
}
}