protected virtual NDrawingDataObject AdaptMyCustomFormat(NMyDataObject myDataObject)
{
if (myDataObject == null)
{
throw new ArgumentNullException("myDataObject");
}
// create the respective shape with the specified size
NShape shape;
if (myDataObject.shapeType == "Rectangle")
{
shape = new NRectangleShape(new NPointF(0, 0), myDataObject.shapeSize);
}
else if (myDataObject.shapeType == "Ellipse")
{
shape = new NEllipseShape(new NPointF(0, 0), myDataObject.shapeSize);
}
else
{
return(null);
}
// create a drawing data object, which encapsulates the shape
NDrawingDataObject ddo = new NDrawingDataObject(null, new INDiagramElement[] { shape });
return(ddo);
}
public override object Adapt(IDataObject dataObject)
{
if (CanAdapt(dataObject) == false)
{
return(null);
}
// adapt bitmap
if (dataObject.GetDataPresent(DataFormats.Bitmap))
{
Bitmap bmp = (dataObject.GetData(DataFormats.Bitmap) as Bitmap);
if (bmp == null)
{
return(null);
}
return(AdaptBitmap(bmp));
}
// adapt my custom format
if (dataObject.GetDataPresent("My Custom Format"))
{
NMyDataObject myDataObject = (dataObject.GetData("My Custom Format") as NMyDataObject);
if (myDataObject == null)
{
return(null);
}
return(AdaptMyCustomFormat(myDataObject));
}
return(null);
}