| [Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | 
Check whether a point is invalid.
Source position: classesh.inc line 2213
function InvalidPoint(  | 
X: Integer;  | 
Y: Integer  | 
):Boolean;  | 
const At: TPoint  | 
):Boolean;  | 
const At: TSmallPoint  | 
):Boolean;  | 
InvalidPoint returns True if the X and Y coordinates (of the TPoint or TSmallPoint records, if one of these versions is used) are -1.
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Special type to handle a fake TComponent position  | 
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Type to describe point in a small plane.  | 
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Check whether two TPoint variables are equal.  |