bool LinkCelsCommand::onEnabled(Context* context)
{
if (context->checkFlags(ContextFlags::ActiveDocumentIsWritable)) {
// TODO the range of selected frames should be in doc::Site.
Timeline::Range range = App::instance()->getMainWindow()->getTimeline()->range();
return (range.enabled() && range.frames() > 1);
}
else
return false;
}
void SetLoopSectionCommand::onExecute(Context* ctx)
{
doc::Document* doc = ctx->activeDocument();
if (!doc)
return;
doc::Sprite* sprite = doc->sprite();
doc::frame_t begin = m_begin;
doc::frame_t end = m_end;
bool on = false;
switch (m_action) {
case Action::Auto: {
Timeline::Range range = App::instance()->getMainWindow()->getTimeline()->range();
if (range.enabled() && (range.frames() > 1)) {
begin = range.frameBegin();
end = range.frameEnd();
on = true;
}
else {
on = false;
}
break;
}
case Action::On:
on = true;
break;
case Action::Off:
on = false;
break;
}
doc::FrameTag* loopTag = get_loop_tag(sprite);
if (on) {
if (!loopTag) {
loopTag = create_loop_tag(begin, end);
ContextWriter writer(ctx);
Transaction transaction(writer.context(), "Add Loop");
transaction.execute(new cmd::AddFrameTag(sprite, loopTag));
transaction.commit();
}
else if (loopTag->fromFrame() != begin ||
loopTag->toFrame() != end) {
ContextWriter writer(ctx);
Transaction transaction(writer.context(), "Set Loop Range");
transaction.execute(new cmd::SetFrameTagRange(loopTag, begin, end));
transaction.commit();
}
else {
Command* cmd = CommandsModule::instance()->getCommandByName(CommandId::FrameTagProperties);
ctx->executeCommand(cmd);
}
}
else {
if (loopTag) {
ContextWriter writer(ctx);
Transaction transaction(writer.context(), "Remove Loop");
transaction.execute(new cmd::RemoveFrameTag(sprite, loopTag));
transaction.commit();
}
}
App::instance()->getMainWindow()->getTimeline()->invalidate();
}
