Difference between revisions of "TPAMiddle"
From SCAR Divi Manual
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==See Also== | ==See Also== | ||
*[[TPAMiddleEx]] | *[[TPAMiddleEx]] | ||
| + | *[[TPADimensions]] | ||
| + | *[[TPAArea]] | ||
| + | *[[TPADensity]] | ||
[[Category:Functions]] | [[Category:Functions]] | ||
[[Category:TPA Functions]] | [[Category:TPA Functions]] | ||
Revision as of 01:44, 26 June 2011
Definition
<func>function TPAMiddle(const TPA: TPointArray): TPoint;</func>
Availability
SCAR Divi 3.20 > Current
Description
This function determines the center point of a given TPointArray TPA by calculating the averages of the x and y coordinates. An extended function with additional functionality is available as TPAMiddleEx.
Aliases
- MiddleTPA
Example
var
TPA: TPointArray;
MiddlePoint: TPoint;
begin
TPA := [Point(0, 0), Point(2, 2), Point(5, 10)];
MiddlePoint := MiddleTPA(TPA);
WriteLn('Middle-Point(' + IntToStr(MiddlePoint.x) + ',' + IntToStr(MiddlePoint.y) + ')');
end.Output:
Middle-Point(2,4)
