Check whether a rectangle is empty.
Source position: types.pp line 542
function IsRectEmpty( |
const Rect: TRectF |
):Boolean; |
const Rect: TRect |
):Boolean; |
IsRectEmpty returns true if the rectangle is empty, i.e. has a zero or negative width or height.
|
Check whether a point is inside a rectangle. |
|
|
Return the intersection of 2 rectangles. |
|
|
Check whether a rectangle is empty. |
|
|
Offset the rectangle. |
|
|
Increase the rectangle in size, keeping it centered. |
|
|
Return the size of the rectangle. |