Difference between revisions of "TPAMiddle"
From SCAR Divi Manual
(Created page with "==Definition== <func>function TPAMiddle(const TPA: TPointArray): TPoint;</func> ==Availability== SCAR Divi 3.20 > Current ==Description== This function determines the center po...") |
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==Description== | ==Description== | ||
| − | This function determines the center point of a given [[TPointArray]] '''TPA''' by calculating the averages of the x and y coordinates. | + | 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== | ==Aliases== | ||
Revision as of 00:43, 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)
