private FrameworkElement GetSnapGeometry(SnapPointKind kind)
{
string name;
switch (kind)
{
case SnapPointKind.None:
name = null;
break;
case SnapPointKind.Center:
name = "CenterPointIcon";
break;
case SnapPointKind.EndPoint:
name = "EndPointIcon";
break;
case SnapPointKind.MidPoint:
name = "MidPointIcon";
break;
case SnapPointKind.Quadrant:
name = "QuadrantPointIcon";
break;
case SnapPointKind.Focus:
name = "FocusPointIcon";
break;
default:
throw new ArgumentException("snapPoint.Kind");
}
if (name == null)
{
return(null);
}
var geometry = (Canvas)SnapPointResources[name];
geometry.Visibility = Visibility.Collapsed;
SetAutoBinding(geometry, RenderTransformProperty, nameof(BindObject.SnapPointTransform));
geometry.DataContext = BindObject;
return(geometry);
}
public TransformedSnapPoint(Point worldPoint, Point controlPoint, SnapPointKind kind)
{
WorldPoint = worldPoint;
ControlPoint = controlPoint;
Kind = kind;
}
