Sets all bits to 0 in the specified image, making it a black image.
Supported in Silverlight, Windows Phone 7
Object Model
Syntax
Example
This example will clear an image before saving it back to disk.
Visual Basic | Copy Code |
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Public Sub ClearCommandExample()
Dim codecs As RasterCodecs = New RasterCodecs()
Dim srcFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp")
Dim destFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "Image1_clear.bmp")
' Load the source image from disk
Dim image As RasterImage = codecs.Load(srcFileName)
' Clear the image
Dim cmd As ClearCommand = New ClearCommand()
cmd.Run(image)
' Save the image to disk
codecs.Save(image, destFileName, RasterImageFormat.Bmp, 24)
' Clean up
image.Dispose()
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class |
C# | Copy Code |
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public void ClearCommandExample()
{
RasterCodecs codecs = new RasterCodecs();
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
string destFileName = Path.Combine(LEAD_VARS.ImagesDir,"Image1_clear.bmp");
// Load the source image from disk
RasterImage image = codecs.Load(srcFileName);
// Clear the image
ClearCommand cmd = new ClearCommand();
cmd.Run(image);
// Save the image to disk
codecs.Save(
image,
destFileName,
RasterImageFormat.Bmp,
24);
// Clean up
image.Dispose();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
} |
SilverlightCSharp | Copy Code |
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public void ClearCommandExample(RasterImage image, Stream destStream)
{
RasterCodecs codecs = new RasterCodecs();
// Clear the image
ClearCommand cmd = new ClearCommand();
cmd.Run(image);
// Save the image to disk
codecs.Save(
image,
destStream,
RasterImageFormat.Bmp,
24);
// Clean up
image.Dispose();
} |
SilverlightVB | Copy Code |
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Public Sub ClearCommandExample(ByVal image As RasterImage, ByVal destStream As Stream)
Dim codecs As RasterCodecs = New RasterCodecs()
' Clear the image
Dim cmd As ClearCommand = New ClearCommand()
cmd.Run(image)
' Save the image to disk
codecs.Save(image, destStream, RasterImageFormat.Bmp, 24)
' Clean up
image.Dispose()
End Sub |
Remarks
Inheritance Hierarchy
Requirements
Target Platforms: Silverlight, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7, MAC OS/X (Intel Only), Windows Phone 7
See Also