private HeliosVisual ControlAt(HeliosVisual visual, Point location)
{
if (!visual.IsHidden)
{
Point localLocation = location;
switch (visual.Rotation)
{
case HeliosVisualRotation.CW:
localLocation.X = location.Y;
localLocation.Y = visual.Height - location.X;
break;
case HeliosVisualRotation.CCW:
localLocation.X = visual.Width - location.Y;
localLocation.Y = location.X;
break;
}
foreach (HeliosVisual child in visual.Children.Reverse())
{
if (!child.IsHidden && child.DisplayRectangle.Contains(localLocation))
{
localLocation.X -= child.Left;
localLocation.Y -= child.Top;
HeliosVisual childHit = ControlAt(child, localLocation);
if (childHit != null)
{
return(childHit);
}
}
}
if (visual.HitTest(localLocation))
{
return(visual);
}
}
return(null);
}
private HeliosVisual ControlAt(HeliosVisual visual, Point location)
{
if (!visual.IsHidden)
{
Point localLocation = location;
switch (visual.Rotation)
{
case HeliosVisualRotation.CW:
localLocation.X = location.Y;
localLocation.Y = visual.Height - location.X;
break;
case HeliosVisualRotation.CCW:
localLocation.X = visual.Width - location.Y;
localLocation.Y = location.X;
break;
}
foreach (HeliosVisual child in visual.Children.Reverse())
{
if (!child.IsHidden && child.DisplayRectangle.Contains(localLocation))
{
localLocation.X -= child.Left;
localLocation.Y -= child.Top;
HeliosVisual childHit = ControlAt(child, localLocation);
if (childHit != null)
{
return childHit;
}
}
}
if (visual.HitTest(localLocation))
{
return visual;
}
}
return null;
}
