public override void Resize(BoxHitTest corner, Point delta)
{
Debug.Assert(corner != BoxHitTest.AnchorPoint);
Rectangle origLoc = Location;
int top, left, right, bottom = origLoc.Bottom;
if (((int)corner & ResizePointTopBit) != 0)
{
top = origLoc.Top + delta.Y;
bottom = origLoc.Bottom;
}
else
{
bottom = origLoc.Bottom + delta.Y;
top = origLoc.Top;
}
if (((int)corner & ResizePointLeftBit) != 0)
{
left = origLoc.Left + delta.X;
right = origLoc.Right;
}
else
{
right = origLoc.Right + delta.X;
left = origLoc.Left;
}
Rectangle newLoc = new Rectangle(left, top, right - left, bottom - top);
Location = newLoc;
}
public override BoxHitTest HitTest(Point p)
{
BoxHitTest hitLocation = BoxHitTest.None;
if (centralAnchor.Contains(p))
{
hitLocation = BoxHitTest.AnchorPoint;
}
else if (cornerAnchors[0].Contains(p))
{
hitLocation = BoxHitTest.ResizePointTL;
}
else if (cornerAnchors[1].Contains(p))
{
hitLocation = BoxHitTest.ResizePointTR;
}
else if (cornerAnchors[2].Contains(p))
{
hitLocation = BoxHitTest.ResizePointBL;
}
else if (cornerAnchors[3].Contains(p))
{
hitLocation = BoxHitTest.ResizePointBR;
}
return(hitLocation);
}
abstract public void Resize(BoxHitTest corner, Point delta);
public override void Resize(BoxHitTest corner, Point delta)
{
#if RESIZABLE_ICONIMGS
throw new NotImplementedException("No support for resizing IconImgs.");
#endif
}
