Difference between revisions of "TPAMiddle"

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==Definition==
 
==Definition==
<func>function TPAMiddle(const TPA: TPointArray): TPoint;</func>
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<source lang="scar" lines="false">
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function TPAMiddle(const TPA: TPointArray): TPoint;
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</source>
  
 
==Availability==
 
==Availability==

Revision as of 18:51, 26 June 2011

Definition

function TPAMiddle(const TPA: TPointArray): TPoint;

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)

See Also