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SharpenCommandBitmapEffect Class
See Also  Members   Example 
Leadtools.Windows.Media.Effects.Effects Namespace : SharpenCommandBitmapEffect Class





Increases or decreases the sharpness of a specific image.

Syntax

Visual Basic (Declaration) 
Public Class SharpenCommandBitmapEffect 
   Inherits RasterCommandBitmapEffect
Visual Basic (Usage)Copy Code
Dim instance As SharpenCommandBitmapEffect
C# 
public class SharpenCommandBitmapEffect : RasterCommandBitmapEffect
C++/CLI 
public ref class SharpenCommandBitmapEffect : public RasterCommandBitmapEffect
XAML Property Element Usage 

SharpenCommandBitmapEffect ...

XAML Property Element Usage 

SharpenCommandBitmapEffect ...

Example

Run the SharpenCommandBitmapEffect on an image and increase its sharpness.

Visual BasicCopy Code
Public Sub SharpenCommandBitmapEffectExample(ByVal element As FrameworkElement)
   Dim effect As SharpenCommandBitmapEffect = New SharpenCommandBitmapEffect()
   effect.Sharpness = 950
   element.BitmapEffect = effect

   Dim storyboard As Storyboard = New Storyboard()

   Dim animation1 As Int32Animation = New Int32Animation()
   animation1.From = -1000
   animation1.To = 1000
   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(SharpenCommandBitmapEffect.SharpnessProperty))
   element.RegisterName("AnimatedBitmapEffect", effect)
   storyboard.Children.Add(animation1)

   storyboard.Begin(element)
End Sub
C#Copy Code
public void SharpenCommandBitmapEffectExample(FrameworkElement element) 
{ 
   SharpenCommandBitmapEffect effect = new SharpenCommandBitmapEffect(); 
   effect.Sharpness = 950; 
   element.BitmapEffect = effect; 
 
   Storyboard storyboard = new Storyboard(); 
 
   Int32Animation animation1 = new Int32Animation(); 
   animation1.From = -1000; 
   animation1.To = 1000; 
   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(SharpenCommandBitmapEffect.SharpnessProperty)); 
   element.RegisterName("AnimatedBitmapEffect", effect); 
   storyboard.Children.Add(animation1); 
 
   storyboard.Begin(element); 
}
XAMLCopy 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.Effects;assembly=Leadtools.Windows.Media.Effects"> 
  <Grid> 
    <Image Margin="10,10,10,10" HorizontalAlignment="Center" VerticalAlignment="Center" Source="C:\Program Files\LEAD Technologies, Inc\LEADTOOLS 16\Images\slave.jpg"> 
      <Image.BitmapEffect> 
        <lteffects:SharpenCommandBitmapEffect x:Name="AnimatedBitmapEffect" Sharpness="0" /> 
      </Image.BitmapEffect> 
      <Image.Triggers> 
        <EventTrigger RoutedEvent="Image.Loaded"> 
          <BeginStoryboard> 
            <Storyboard> 
              <Int32Animation Storyboard.TargetName="AnimatedBitmapEffect" Storyboard.TargetProperty="Sharpness" From="-1000" To="1000" Duration="0:0:5" RepeatBehavior="Forever" AutoReverse="true" /> 
            </Storyboard> 
          </BeginStoryboard> 
        </EventTrigger> 
      </Image.Triggers> 
    </Image> 
  </Grid> 
</Page>

Remarks

  • Negative sharpness values decrease the sharpness of the image. Specify -1000 for minimum sharpness. Positive sharpness values increase the sharpness. Specify +1000 for maximum sharpness.

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.Effects.SharpenCommandBitmapEffect

Requirements

Target Platforms: Microsoft .NET Framework 3.0, Windows XP, Windows Vista, Windows Server 2003 family, Windows Server 2008 family

See Also