| [Overview][Constants][Types][Classes][Procedures and functions][Index] | 
Check whether a rectangle is empty
Source position: types.pp line 337
function IsRectEmpty(  | 
const Rect: TRect  | 
):Boolean;  | 
IsRectEmpty returns true if the rectangle is empty, i.e. has a zero or negative width or height.
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Check whether a point is inside a rectangle.  | 
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Return the intersection of 2 rectangles  | 
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Check whether a rectangle is empty  | 
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Offset the rectangle  | 
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Increase the rectangle in size, keeping it centered  | 
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Return the size of the rectangle  |