Example





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GdPicture14.WPF Namespace / GdViewer Class / AnnotationRotated Event

AnnotationRotated Event (GdViewer)

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This event is raised right after a GdPicture/XMP annotation has been rotated by a user.

The event makes use of bubble routing strategy. Please check the corresponded GdViewer.AnnotationRotatedEventArgs for given parameters.

Syntax
'Declaration
 

Public Event AnnotationRotated As GdViewer.AnnotationRotatedHandler
public event GdViewer.AnnotationRotatedHandler AnnotationRotated
public event AnnotationRotated: GdViewer.AnnotationRotatedHandler; 
In JScript, you can handle the events defined by another class, but you cannot define your own.
public: __event GdViewer.AnnotationRotatedHandler* AnnotationRotated
public:
event GdViewer.AnnotationRotatedHandler^ AnnotationRotated
Event Data

The event handler receives an argument of type GdViewer.AnnotationRotatedEventArgs containing data related to this event. The following GdViewer.AnnotationRotatedEventArgs properties provide information specific to this event.

PropertyDescription
AnnotationIdxThe 0-based index of the rotated annotation within the current page of the displayed document. It is a value from 0 to GetAnnotationCount-1.  
Handled (Inherited from System.Windows.RoutedEventArgs)
OriginalSource (Inherited from System.Windows.RoutedEventArgs)
RoutedEvent (Inherited from System.Windows.RoutedEventArgs)
Source (Inherited from System.Windows.RoutedEventArgs)
Remarks
Be aware, that this event only handles GdPicture/XMP annotations.
Example
How to utilize this event in your GdViewer control. 
'We assume that the GdViewer1 control has been properly integrated
'and the AnnotationRotated event has been properly added.
            
'Define the event.
Sub GdViewer1_AnnotationRotated(ByVal sender As Object, ByVal e As GdPicture14.WPF.GdViewer.AnnotationRotatedEventArgs)
    Dim annot As GdPicture14.Annotations.Annotation = GdViewer1.GetAnnotationFromIdx(e.AnnotationIdx)
    MessageBox.Show("The annotation with the index " + e.AnnotationIdx.ToString() + " has been rotated by " + annot.Rotation + " degrees.", "GdViewer.AnnotationRotated")
End Sub
//We assume that the GdViewer1 control has been properly integrated
//and the AnnotationRotated event has been properly added.
            
//Define the event.
void GdViewer1_AnnotationRotated(object sender, GdPicture14.WPF.GdViewer.AnnotationRotatedEventArgs e)
{
    GdPicture14.Annotations.Annotation annot = GdViewer1.GetAnnotationFromIdx(e.AnnotationIdx);
    MessageBox.Show("The annotation with the index " + e.AnnotationIdx.ToString() + " has been rotated by " + annot.Rotation + " degrees.", "GdViewer.AnnotationRotated");
}
See Also

Reference

GdViewer Class
GdViewer Members
GdViewer.AnnotationRotatedHandler Delegate
GdViewer.AnnotationRotatedEventArgs Class
GdViewer.PreviewAnnotationRotatedHandler Delegate
GetAnnotationFromIdx Method
Annotation Class