public static void PerformAction(DocumentWorkspace docWorkspace)
{
Validate.IsNotNull <DocumentWorkspace>(docWorkspace, "docWorkspace");
using (new PushNullToolMode(docWorkspace))
{
GeometryList cachedClippingMask = docWorkspace.Selection.GetCachedClippingMask();
if (!cachedClippingMask.IsEmpty)
{
RectDouble bounds = cachedClippingMask.Bounds;
if (bounds.Area >= 1.0)
{
PointDouble viewportCanvasOffset = docWorkspace.CanvasView.ViewportCanvasOffset;
if ((docWorkspace.ApplyFunction(new CropToSelectionFunction()) == HistoryFunctionResult.Success) && (docWorkspace.ZoomBasis == ZoomBasis.ScaleFactor))
{
PointDouble num3 = viewportCanvasOffset - ((VectorDouble)bounds.TopLeft);
docWorkspace.CanvasView.ViewportCanvasOffset = num3;
}
}
}
}
}
