mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2026-01-18 07:21:37 +01:00
98 lines
2.1 KiB
PHP
98 lines
2.1 KiB
PHP
{
|
|
Free Pascal port of the OpenPTC C++ library.
|
|
Copyright (C) 2001-2003 Nikolay Nikolov (nickysn@users.sourceforge.net)
|
|
Original C++ version by Glenn Fiedler (ptc@gaffer.org)
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
}
|
|
|
|
Constructor TPTCArea.Create(_left, _top, _right, _bottom : Integer);
|
|
|
|
Begin
|
|
If _left < _right Then
|
|
Begin
|
|
Fleft := _left;
|
|
Fright := _right;
|
|
End
|
|
Else
|
|
Begin
|
|
Fleft := _right;
|
|
Fright := _left;
|
|
End;
|
|
If _top < _bottom Then
|
|
Begin
|
|
Ftop := _top;
|
|
Fbottom := _bottom;
|
|
End
|
|
Else
|
|
Begin
|
|
Ftop := _bottom;
|
|
Fbottom := _top;
|
|
End;
|
|
End;
|
|
|
|
Constructor TPTCArea.Create;
|
|
|
|
Begin
|
|
Fleft := 0;
|
|
Fright := 0;
|
|
Ftop := 0;
|
|
Fbottom := 0;
|
|
End;
|
|
|
|
Constructor TPTCArea.Create(Const area : TPTCArea);
|
|
|
|
Begin
|
|
ASSign(area);
|
|
End;
|
|
|
|
Destructor TPTCArea.Destroy;
|
|
|
|
Begin
|
|
Inherited Destroy;
|
|
End;
|
|
|
|
Procedure TPTCArea.Assign(Const area : TPTCArea);
|
|
|
|
Begin
|
|
If Self = area Then
|
|
Raise TPTCError.Create('self assignment is not allowed');
|
|
Fleft := area.Fleft;
|
|
Ftop := area.Ftop;
|
|
Fright := area.Fright;
|
|
Fbottom := area.Fbottom;
|
|
End;
|
|
|
|
Function TPTCArea.Equals(Const area : TPTCArea) : Boolean;
|
|
|
|
Begin
|
|
Equals := (Fleft = area.Fleft) And
|
|
(Ftop = area.Ftop) And
|
|
(Fright = area.Fright) And
|
|
(Fbottom = area.Fbottom);
|
|
End;
|
|
|
|
Function TPTCArea.width : Integer;
|
|
|
|
Begin
|
|
width := Fright - Fleft;
|
|
End;
|
|
|
|
Function TPTCArea.height : Integer;
|
|
|
|
Begin
|
|
height := Fbottom - Ftop;
|
|
End;
|