LEADTOOLS Annotations (Leadtools.Annotations assembly)
LEAD Technologies, Inc

DefaultPicture Property (AnnVideoObject)

Example 





Gets or sets the default picture used by all AnnVideoObject objects.
Syntax
public static AnnPicture DefaultPicture {get; set;}
'Declaration
 
Public Shared Property DefaultPicture As AnnPicture
'Usage
 
Dim value As AnnPicture
 
AnnVideoObject.DefaultPicture = value
 
value = AnnVideoObject.DefaultPicture
public static AnnPicture DefaultPicture {get; set;}
 get_DefaultPicture();
set_DefaultPicture(value);
public:
static property AnnPicture^ DefaultPicture {
   AnnPicture^ get();
   void set (    AnnPicture^ value);
}

Property Value

An AnnPicture class that defines the picture used by the AnnVideoObject.
Remarks
Set the UseOriginalPicture property to true to revert back to the original picture.
Example
 
Public Sub AnnVideoObject_DefaultPicture(ByVal container As AnnContainer, ByVal viewer As RasterImageViewer, ByVal newVideoPicture As String)
   ' first add a new AnnVideoObject with the original picture
   Dim obj As New AnnVideoObject()
   obj.Bounds = New AnnRectangle(100, 100, 100, 100)
   container.Objects.Add(obj)
   viewer.Invalidate()
   MessageBox.Show("A video object with the original picture")

   ' now change the picture to one of our own
   Dim img As Image = Image.FromFile(newVideoPicture)
   Dim picture As New AnnPicture(img)
   AnnVideoObject.DefaultPicture = picture

   ' at this point, all new AnnVideoObject objects will use this new picture

   ' add another video object
   obj = New AnnVideoObject()
   obj.Bounds = New AnnRectangle(100, 210, 100, 100)
   container.Objects.Add(obj)
   viewer.Invalidate()

   MessageBox.Show("A video object with the new picture")

   ' set the picture back to the original value
   AnnVideoObject.UseOriginalPicture = True

   ' add another video object
   obj = New AnnVideoObject()
   obj.Bounds = New AnnRectangle(100, 320, 100, 100)
   container.Objects.Add(obj)
   viewer.Invalidate()

   MessageBox.Show("A video object with the original picture")
End Sub
public void AnnVideoObject_DefaultPicture(AnnContainer container, RasterImageViewer viewer, string newVideoPicture)
{
   // first add a new AnnVideoObject with the original picture
   AnnVideoObject obj = new AnnVideoObject();
   obj.Bounds = new AnnRectangle(100, 100, 100, 100);
   container.Objects.Add(obj);
   viewer.Invalidate();
   MessageBox.Show("A video object with the original picture");

   // now change the picture to one of our own
   Image img = Image.FromFile(newVideoPicture);
   AnnPicture picture = new AnnPicture(img);
   AnnVideoObject.DefaultPicture = picture;

   // at this point, all new AnnVideoObject objects will use this new picture

   // add another video object
   obj = new AnnVideoObject();
   obj.Bounds = new AnnRectangle(100, 210, 100, 100);
   container.Objects.Add(obj);
   viewer.Invalidate();

   MessageBox.Show("A video object with the new picture");

   // set the picture back to the original value
   AnnVideoObject.UseOriginalPicture = true;

   // add another video object
   obj = new AnnVideoObject();
   obj.Bounds = new AnnRectangle(100, 320, 100, 100);
   container.Objects.Add(obj);
   viewer.Invalidate();

   MessageBox.Show("A video object with the original picture");
}
Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

AnnVideoObject Class
AnnVideoObject Members

 

 


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