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* added overload to T2DIntVector.DistanceTo accepting x y coordinates

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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@1701 8e941d3f-bd1b-0410-a28a-d453659cc2b4
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blikblum
2011-06-18 12:35:25 +00:00
parent b00cec7e8d
commit b2a592de7f
1 changed files with 10 additions and 1 deletions
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11
components/spktoolbar/SpkMath/SpkMath.pas
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@ -45,11 +45,15 @@ type
function Length : extended; function Length : extended;
end; end;
{$else} {$else}
{ T2DIntVector }
T2DIntVector = object T2DIntVector = object
x, y : integer; x, y : integer;
public public
constructor Create(Ax, Ay : integer); constructor Create(Ax, Ay : Integer);
function DistanceTo(AVector : T2DIntVector) : double; function DistanceTo(AVector : T2DIntVector) : double;
function DistanceTo(Ax, Ay : Integer) : double;
function Length : extended; function Length : extended;
end; end;
{$endif} {$endif}
@ -353,6 +357,11 @@ begin
result:=sqrt(sqr(self.x - AVector.x) + sqr(self.y - AVector.y)); result:=sqrt(sqr(self.x - AVector.x) + sqr(self.y - AVector.y));
end; end;
function T2DIntVector.DistanceTo(Ax, Ay: Integer): double;
begin
Result := sqrt(sqr(x - Ax) + sqr(y - Ay));
end;
function T2DIntVector.Length: extended; function T2DIntVector.Length: extended;
begin begin
result:=sqrt(sqr(Self.x)+sqr(self.y)); result:=sqrt(sqr(Self.x)+sqr(self.y));