static public System.Windows.Forms.Cursor Cursor(GrabberIDs id, float angle)
{
switch (id)
{
case GrabberIDs.upperLeft:
case GrabberIDs.lowerRight:
return(System.Windows.Forms.Cursors.SizeNWSE);
case GrabberIDs.lowerLeft:
case GrabberIDs.upperRight:
return(System.Windows.Forms.Cursors.SizeNESW);
case GrabberIDs.upper:
case GrabberIDs.lower:
return(System.Windows.Forms.Cursors.SizeNS);
case GrabberIDs.left:
case GrabberIDs.right:
return(System.Windows.Forms.Cursors.SizeWE);
case GrabberIDs.rotation:
return(HitCursors.RotationCursor);
case GrabberIDs.move:
return(System.Windows.Forms.Cursors.SizeAll);
}
return(System.Windows.Forms.Cursors.Default);
}
protected void RemoveGrabber(GrabberIDs id)
{
if (!UseGrabber(id))
{
return;
}
_grabberMask -= (int)Math.Pow(2, (int)id);
}
private bool UseGrabber(GrabberIDs id)
{
return((_grabberMask & (int)Math.Pow(2, (int)id)) != 0);
}
protected void AddGrabber(GrabberIDs id)
{
_grabberMask |= (int)Math.Pow(2, (int)id);
}
