private void CheckRightSnap(Rect dragRectangle, SnapTarget target, ref double currentHorizontalOffset, ref bool isSnap)
{
if ((Math.Abs(target.Rectangle.Left - dragRectangle.Right) <= Math.Abs(currentHorizontalOffset)))
{
currentHorizontalOffset = target.Rectangle.Left - dragRectangle.Right;
isSnap = true;
}
if ((Math.Abs(target.Rectangle.Right - dragRectangle.Right) <= Math.Abs(currentHorizontalOffset)))
{
currentHorizontalOffset = target.Rectangle.Right - dragRectangle.Right;
isSnap = true;
}
}
private void CheckBottomSnap(Rect dragRectangle, SnapTarget target, ref double currentVerticalOffset, ref bool isSnap)
{
if ((Math.Abs(target.Rectangle.Top - dragRectangle.Bottom) <= Math.Abs(currentVerticalOffset)))
{
currentVerticalOffset = target.Rectangle.Top - dragRectangle.Bottom;
isSnap = true;
}
if ((Math.Abs(target.Rectangle.Bottom - dragRectangle.Bottom) <= Math.Abs(currentVerticalOffset)))
{
currentVerticalOffset = target.Rectangle.Bottom - dragRectangle.Bottom;
isSnap = true;
}
}