Spins the image according to the rotation angle to produce a swirl pattern.

Syntax

Visual Basic (Declaration)
Public Class SwirlCommandBitmapEffect Inherits RasterCommandBitmapEffect

Visual Basic (Usage)	Copy Code
`Dim instance As SwirlCommandBitmapEffect`

C#
public class SwirlCommandBitmapEffect : RasterCommandBitmapEffect

Managed Extensions for C++
public __gc class SwirlCommandBitmapEffect : public RasterCommandBitmapEffect

C++/CLI
public ref class SwirlCommandBitmapEffect : public RasterCommandBitmapEffect

XAML Property Element Usage
SwirlCommandBitmapEffect ...

Example

Run the SwirlCommandBitmapEffect on an image.

Visual Basic Copy Code

Visual Basic	Copy Code
Public Sub SwirlCommandBitmapEffectExample(ByVal element As FrameworkElement) Dim effect As SwirlCommandBitmapEffect = New SwirlCommandBitmapEffect() effect.Angle = 50 effect.CenterPoint = New System.Windows.Point((CInt(element.ActualWidth) / 2), (CInt(element.ActualHeight) / 2)) element.BitmapEffect = effect Dim storyboard As Storyboard = New Storyboard() Dim animation1 As Int32Animation = New Int32Animation() animation1.From = 0 animation1.To = 720 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(SwirlCommandBitmapEffect.AngleProperty)) element.RegisterName("AnimatedBitmapEffect", effect) storyboard.Children.Add(animation1) storyboard.Begin(element) End Sub

Public Sub SwirlCommandBitmapEffectExample(ByVal element As FrameworkElement)

   Dim effect As SwirlCommandBitmapEffect = New SwirlCommandBitmapEffect()

   effect.Angle = 50

   effect.CenterPoint = New System.Windows.Point((CInt(element.ActualWidth) / 2), (CInt(element.ActualHeight) / 2))

   element.BitmapEffect = effect



   Dim storyboard As Storyboard = New Storyboard()



   Dim animation1 As Int32Animation = New Int32Animation()

   animation1.From = 0

   animation1.To = 720

   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(SwirlCommandBitmapEffect.AngleProperty))

   element.RegisterName("AnimatedBitmapEffect", effect)

   storyboard.Children.Add(animation1)



   storyboard.Begin(element)

End Sub

C# Copy Code

C#	Copy Code
public void SwirlCommandBitmapEffectExample(FrameworkElement element) { SwirlCommandBitmapEffect effect = new SwirlCommandBitmapEffect(); effect.Angle = 50; effect.CenterPoint = new System.Windows.Point(((int)element.ActualWidth / 2), ((int)element.ActualHeight / 2)); element.BitmapEffect = effect; Storyboard storyboard = new Storyboard(); Int32Animation animation1 = new Int32Animation(); animation1.From = 0; animation1.To = 720; 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(SwirlCommandBitmapEffect.AngleProperty)); element.RegisterName("AnimatedBitmapEffect", effect); storyboard.Children.Add(animation1); storyboard.Begin(element); }

public void SwirlCommandBitmapEffectExample(FrameworkElement element) 
{ 
   SwirlCommandBitmapEffect effect = new SwirlCommandBitmapEffect(); 
   effect.Angle = 50; 
   effect.CenterPoint = new System.Windows.Point(((int)element.ActualWidth / 2), ((int)element.ActualHeight / 2)); 
   element.BitmapEffect = effect; 
 
   Storyboard storyboard = new Storyboard(); 
 
   Int32Animation animation1 = new Int32Animation(); 
   animation1.From = 0; 
   animation1.To = 720; 
   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(SwirlCommandBitmapEffect.AngleProperty)); 
   element.RegisterName("AnimatedBitmapEffect", effect); 
   storyboard.Children.Add(animation1); 
 
   storyboard.Begin(element); 
}

XAML Copy Code

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:SwirlCommandBitmapEffect x:Name="AnimatedBitmapEffect" CenterPoint="140, 105" /> </Image.BitmapEffect> <Image.Triggers> <EventTrigger RoutedEvent="Image.Loaded"> <BeginStoryboard> <Storyboard> <Int32Animation Storyboard.TargetName="AnimatedBitmapEffect" Storyboard.TargetProperty="Angle" From="0" To="720" Duration="0:0:5" RepeatBehavior="Forever" AutoReverse="true" /> </Storyboard> </BeginStoryboard> </EventTrigger> </Image.Triggers> </Image> </Grid> </Page>

<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:SwirlCommandBitmapEffect x:Name="AnimatedBitmapEffect" CenterPoint="140, 105" /> 
      </Image.BitmapEffect> 
      <Image.Triggers> 
        <EventTrigger RoutedEvent="Image.Loaded"> 
          <BeginStoryboard> 
            <Storyboard> 
              <Int32Animation Storyboard.TargetName="AnimatedBitmapEffect" Storyboard.TargetProperty="Angle" From="0" To="720" Duration="0:0:5" RepeatBehavior="Forever" AutoReverse="true" /> 
            </Storyboard> 
          </BeginStoryboard> 
        </EventTrigger> 
      </Image.Triggers> 
    </Image> 
  </Grid> 
</Page>

Remarks

The command swirls the image around a specific center point. The center point must be defined inside the image.
This command does not support signed data images.

Inheritance Hierarchy

System.Object
   System.Windows.Threading.DispatcherObject
      System.Windows.DependencyObject
         System.Windows.Freezable
            System.Windows.Media.Animation.Animatable
               System.Windows.Media.Effects.BitmapEffect
                  Leadtools.Windows.Media.Effects.RasterCommandBitmapEffect
                     Leadtools.Windows.Media.Effects.SpecialEffects.SwirlCommandBitmapEffect

Requirements

Target Platforms: Microsoft .NET Framework 3.0, Windows XP, Windows Vista, and Windows Server 2003

Leadtools.Windows.Media.Effects	Send comments on this topic. \| Back to Introduction - All Topics \| Help Version 15.02.15
SwirlCommandBitmapEffect Class
See Also Members Example

Syntax

Example

Remarks

Inheritance Hierarchy

Requirements

See Also

Reference