public async Task <bool> SetupFocusFrame(bool RequestFocusFrameEnabled)
{
if (Context?.Target == null)
{
DebugUtil.Log("No target to set up focus frame is available.");
FocusMarkDrawer.ClearFrames();
return(false);
}
if (Context.Target.Api.Capability.IsAvailable("setLiveviewFrameInfo"))
{
await Context.Target.Api.Camera?.SetLiveviewFrameInfoAsync(new FrameInfoSetting()
{
TransferFrameInfo = RequestFocusFrameEnabled
});
}
if (RequestFocusFrameEnabled && !Context.Target.Api.Capability.IsSupported("setLiveviewFrameInfo") && Context.Target.Api.Capability.IsAvailable("setTouchAFPosition"))
{
// For devices which does not support to transfer focus frame info, draw focus frame itself.
FocusMarkDrawer.SelfDrawTouchAFFrame = true;
}
else
{
FocusMarkDrawer.SelfDrawTouchAFFrame = false;
}
FocusMarkDrawer.ClearFrames();
return(true);
}
private void OnFocusFramePacket(FocusFramePacket packet)
{
var task = Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
FocusMarkDrawer.SetFocusFrames(packet.FocusFrames);
});
}
