Exemple #1
0
        public override void BeforeClose()
        {
            if (cameraLoaded)
            {
                UnloadCamera();
            }

            if (pipelineManager != null)
            {
                // Destroy resources (symmetric to constructor).
                pipelineManager.FrameSignaled -= pipelineManager_FrameSignaled;
                pipelineManager = null;
            }

            consumerDisplay = null;

            nonGrabbingInteractionTimer.Stop();
            nonGrabbingInteractionTimer.Tick -= NonGrabbingInteractionTimer_Tick;
            grabTimer.Stop();
            grabTimer.Tick -= grabTimer_Tick;

            viewportController.DisplayRectangleUpdated -= ViewportController_DisplayRectangleUpdated;

            if (view != null)
            {
                view.DualCommandReceived -= OnDualCommandReceived;
                view.BeforeClose();
                view = null;
            }
        }
Exemple #2
0
        public CaptureScreen()
        {
            // There are several nested lifetimes with symetric setup/teardown methods:
            // Screen -> ctor / BeforeClose.
            // Camera association -> LoadCamera / UnloadCamera.
            // Connection (frame grab) -> Connect / Disconnect.
            // Recording -> StartRecord / StopRecord.

            log.Debug("Constructing a CaptureScreen.");
            view = new CaptureScreenView(this);
            view.DualCommandReceived += OnDualCommandReceived;

            viewportController = new ViewportController();
            viewportController.DisplayRectangleUpdated += ViewportController_DisplayRectangleUpdated;
            viewportController.Poked += viewportController_Poked;

            view.SetViewport(viewportController.View);
            view.SetCapturedFilesView(capturedFiles.View);

            InitializeCaptureFilenames();
            InitializeTools();
            InitializeMetadata();

            delayCompositer             = new DelayCompositer(delayer);
            delayCompositeConfiguration = PreferencesManager.CapturePreferences.DelayCompositeConfiguration;
            delayComposite = GetComposite(delayCompositeConfiguration);
            delayCompositer.SetComposite(delayComposite);

            view.SetToolbarView(drawingToolbarPresenter.View);

            IntPtr forceHandleCreation = dummy.Handle; // Needed to show that the main thread "owns" this Control.

            nonGrabbingInteractionTimer.Interval = 40;
            nonGrabbingInteractionTimer.Tick    += NonGrabbingInteractionTimer_Tick;

            grabTimer.Tick += grabTimer_Tick;

            pipelineManager.FrameSignaled += pipelineManager_FrameSignaled;
        }