Draws a specified shape and feathers it to the image.
Syntax
| XAML Property Element Usage | |
|---|
VignnetCommandBitmapEffect ... |
Example
Run the VignnetCommandBitmapEffect on an image.
| Visual Basic |  Copy Code |
|---|
Public Sub VignnetCommandBitmapEffectExample(ByVal element As FrameworkElement)
Dim effect As VignnetCommandBitmapEffect = New VignnetCommandBitmapEffect()
effect.Origin = New System.Windows.Point((CInt(element.ActualWidth) / 2), (CInt(element.ActualHeight) / 2))
effect.Fading = 100
effect.FadingRate = 100
effect.Width = CInt(element.ActualWidth / 2)
effect.Height = CInt(element.ActualHeight / 2)
effect.VignetteColor = System.Windows.Media.Color.FromRgb(0, 0, 0)
effect.Flags = VignnetCommandBitmapEffectsFlags.Ellipse Or VignnetCommandBitmapEffectsFlags.FillOut
element.BitmapEffect = effect
Dim storyboard As Storyboard = New Storyboard()
Dim animation1 As Int32Animation = New Int32Animation()
animation1.From = 1
animation1.To = 100
animation1.Duration = New Duration(TimeSpan.Parse("0:0:5"))
animation1.RepeatBehavior = RepeatBehavior.Forever
animation1.AutoReverse = True
storyboard.SetTargetName(animation1, "AnimatedBitmapEffect")
storyboard.SetTargetProperty(animation1, New PropertyPath(VignnetCommandBitmapEffect.WidthProperty))
element.RegisterName("AnimatedBitmapEffect", effect)
storyboard.Children.Add(animation1)
storyboard.Begin(element)
End Sub |
| C# | Copy Code |
|---|
public void VignnetCommandBitmapEffectExample(FrameworkElement element)
{
VignnetCommandBitmapEffect effect = new VignnetCommandBitmapEffect();
effect.Origin = new System.Windows.Point(((int)element.ActualWidth / 2), ((int)element.ActualHeight / 2));
effect.Fading = 100;
effect.FadingRate = 100;
effect.Width = (int)element.ActualWidth / 2;
effect.Height = (int)element.ActualHeight / 2;
effect.VignetteColor = System.Windows.Media.Color.FromRgb(0, 0, 0);
effect.Flags = VignnetCommandBitmapEffectsFlags.Ellipse | VignnetCommandBitmapEffectsFlags.FillOut;
element.BitmapEffect = effect;
Storyboard storyboard = new Storyboard();
Int32Animation animation1 = new Int32Animation();
animation1.From = 1;
animation1.To = 100;
animation1.Duration = new Duration(TimeSpan.Parse("0:0:5"));
animation1.RepeatBehavior = RepeatBehavior.Forever;
animation1.AutoReverse = true;
Storyboard.SetTargetName(animation1, "AnimatedBitmapEffect");
Storyboard.SetTargetProperty(animation1, new PropertyPath(VignnetCommandBitmapEffect.WidthProperty));
element.RegisterName("AnimatedBitmapEffect", effect);
storyboard.Children.Add(animation1);
storyboard.Begin(element);
} |
| XAML | Copy Code |
|---|
<Page Title="CSAnimateEffect" Height="391" Width="300" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:lteffects="clr-namespace:Leadtools.Windows.Media.Effects.SpecialEffects;assembly=Leadtools.Windows.Media.Effects">
<Grid>
<Image Margin="10,10,10,10" HorizontalAlignment="Center" VerticalAlignment="Center" Source="C:\Program Files\LEAD Technologies, Inc\LEADTOOLS 15\Images\slave.jpg">
<Image.BitmapEffect>
<lteffects:VignnetCommandBitmapEffect x:Name="AnimatedBitmapEffect" VignetteColor="Black" Fading="50" FadingRate="100" Flags="Circle" Origin="140, 105" Width="10" />
</Image.BitmapEffect>
<Image.Triggers>
<EventTrigger RoutedEvent="Image.Loaded">
<BeginStoryboard>
<Storyboard>
<Int32Animation Storyboard.TargetName="AnimatedBitmapEffect" Storyboard.TargetProperty="Width" From="1" To="100" Duration="0:0:5" RepeatBehavior="Forever" AutoReverse="true" />
</Storyboard>
</BeginStoryboard>
</EventTrigger>
</Image.Triggers>
</Image>
</Grid>
</Page> |
Remarks
Inheritance Hierarchy
Requirements
Target Platforms: Microsoft .NET Framework 3.0, Windows XP, Windows Vista, and Windows Server 2003
See Also
