protected override void OnNavigatedTo(NavigationEventArgs e) { base.OnNavigatedTo(e); 產生手寫軌跡的測試資料(); solidColorBrush1 = new SolidColorBrush(ColorsHelper.Parse("ff1a1a1a")); solidColorBrush2 = new SolidColorBrush(ColorsHelper.Parse("ff999999")); solidColorBrush3 = new SolidColorBrush(ColorsHelper.Parse("ffff0000")); solidColorBrush4 = new SolidColorBrush(ColorsHelper.Parse("ff006cff")); solidColorBrush5 = new SolidColorBrush(ColorsHelper.Parse("ff0da522")); wbContentImage = BitmapFactory.New(768, 1024); wbContentImage.Clear(Colors.Transparent); cnUsingWriteableBitmap.Source = wbContentImage; d2dBrush = new ImageBrush(); cnUsingGeometries.Background = d2dBrush; // Safely dispose any previous instance // Creates a new DeviceManager (Direct3D, Direct2D, DirectWrite, WIC) deviceManager = new DeviceManager(); shapeRenderer = new ShapeRenderer(); DisplayInformation DisplayInformation = Windows.Graphics.Display.DisplayInformation.GetForCurrentView(); int pixelWidth = (int)(cnUsingGeometries.Width * DisplayInformation.LogicalDpi / 96.0); int pixelHeight = (int)(cnUsingGeometries.Height * DisplayInformation.LogicalDpi / 96.0); d2dTarget = new SurfaceImageSourceTarget(pixelWidth, pixelHeight); d2dBrush.ImageSource = d2dTarget.ImageSource; imgUsingInkManager.Source = d2dTarget.ImageSource; // Add Initializer to device manager deviceManager.OnInitialize += d2dTarget.Initialize; deviceManager.OnInitialize += shapeRenderer.Initialize; // Render the cube within the CoreWindow d2dTarget.OnRender += shapeRenderer.Render; // Initialize the device manager and all registered deviceManager.OnInitialize deviceManager.Initialize(DisplayProperties.LogicalDpi); // Setup rendering callback //CompositionTarget.Rendering += CompositionTarget_Rendering; // Callback on DpiChanged DisplayProperties.LogicalDpiChanged += DisplayProperties_LogicalDpiChanged; #region Scenario1 Scenario1Drawing = new Scenario1ImageSource((int)cnUsingDirectXs.Width, (int)cnUsingDirectXs.Height, true); // Use Scenario1Drawing as a source for the Ellipse shape's fill cnUsingDirectXs.Background = new ImageBrush() { ImageSource = Scenario1Drawing }; #endregion }
public Scenario1() { this.InitializeComponent(); Scenario1Drawing = new Scenario1ImageSource((int)Image1.Width, (int)Image1.Height, true); // Use Scenario1Drawing as a source for the Image control Image1.Source = Scenario1Drawing; // Use Scenario1Drawing as a source for the Ellipse shape's fill Ellipse1.Fill = new ImageBrush() { ImageSource = Scenario1Drawing }; }