internal static Vector GetZoomFactor(EditingContext context)
{
DesignerView designerView = DesignerView.FromContext(context);
if (designerView == null)
{
return(new Vector(1.0, 1.0));
}
return(TransformUtil.GetScaleFromTransform(designerView.GetZoomTransform()));
}
internal static double GetInvertZoom(DesignerView dview)
{
Vector scaleFromTransform = TransformUtil.GetScaleFromTransform(dview.GetZoomTransform());
if (scaleFromTransform.X == 0.0)
{
return(0.0);
}
return(1.0 / scaleFromTransform.X);
}
internal static Vector GetInvertZoomFactor(DesignerView dview)
{
return(VectorUtilities.InvertScale(TransformUtil.GetScaleFromTransform(dview.GetZoomTransform())));
}