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Check whether a point is invalid.
Source position: classesh.inc line 2090
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. |