RectContains Method

Works out if a rect contains a point. A point at the top or left of the rectangle is counted as contained but one at the bottom or right is not. Thus an empty rectangle never contains any points.

Works out if one rect (a) completely contains another (b). Identical rectangles are counted as contained.

Works out if a rect contains a point. A point at the top or left of the rectangle is counted as contained but one at the bottom or right is not. Thus an empty rectangle never contains any points.