private Rect RectFromEdge(Rect rect, ViewEdge edge, float thickness, float offset)
{
switch (edge)
{
case ViewEdge.Left:
return new Rect(rect.x - offset, rect.y, thickness, rect.height);
case ViewEdge.Bottom:
return new Rect(rect.x, (rect.yMax - thickness) + offset, rect.width, thickness);
case ViewEdge.Top:
return new Rect(rect.x, rect.y - offset, rect.width, thickness);
case ViewEdge.Right:
return new Rect((rect.xMax - thickness) + offset, rect.y, thickness, rect.height);
}
throw new ArgumentException("Specify exactly one edge");
}
