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{ This file is part of OptGeo, optical simulation software
Copyright (C) 2004 Jean-Marie Biansan
Contact: jeanmarie.biansan@free.fr
Web site: http://jeanmarie.biansan.free.fr/logiciel.html
From version 1.25, OptGeo is distribued under the terms of the
GNU General Public License.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA}
unit RTFtoPlainText;
{$mode objfpc}{$H+}
interface
function Rtf2PlainText(const rtf:string):string;
implementation
function Rtf2PlainText(const rtf:string):string;
var s:string;
niveau,i:integer; slash:boolean;
label 999;
begin
niveau:=0; i:=0; slash:=false; s:='';
if rtf='' then begin
result:='';
exit;
end;
repeat
inc(i);
if rtf[i]='{' then begin
inc(niveau);
goto 999;
end;
if rtf[i]='}' then begin
dec(niveau);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''e9' then
begin
s:=s+'é';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''ea' then
begin
s:=s+'ê';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''e8' then
begin
s:=s+'è';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''e0' then
begin
s:=s+'à';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''b0' then
begin
s:=s+'°';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''ee' then
begin
s:=s+'î';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''f9' then
begin
s:=s+'ù';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''eb' then
begin
s:=s+'ë';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''e4' then
begin
s:=s+'ä';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''e7' then
begin
s:=s+'ç';
inc(i,3);
goto 999;
end;
if ((rtf[i]='\') and (i+3<=length(rtf))) then
if copy(rtf,i,4)='\''b5' then
begin
s:=s+'µ';
inc(i,3);
goto 999;
end;
if rtf[i]='\' then begin
slash:=true;
goto 999;
end;
if ((rtf[i]=' ') and slash) then begin
slash:=false;
goto 999;
end;
if ((niveau=0) and not(slash) and
not(rtf[i]=#00)) then
begin
s:=s+rtf[i];
goto 999;
end;
999:
until i=length(rtf);
result:=s;
end;
end.
|
