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/*
    This file is part of tdepim.

    Copyright (c) 2004 Cornelius Schumacher <schumacher@kde.org>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include "code.h"

#include <kdebug.h>

#include <tqfile.h>
#include <tqtextstream.h>

using namespace KODE;

Code::Code()
  : mIndent( 0 )
{
}

Code::Code( int indent )
  : mIndent( indent )
{
}

void Code::clear()
{
  mIndent = 0;
  mText = TQString();
}

bool Code::isEmpty() const
{
  return mText.isEmpty();
}

void Code::setIndent( int indent )
{
  mIndent = indent;
}

void Code::indent()
{
  mIndent += 2;
}

void Code::unindent()
{
  mIndent -= 2;
  if ( mIndent < 0 ) mIndent = 0;
}

void Code::addLine( const TQString &line )
{
  mText += spaces( mIndent );
  mText += line;
  mText += '\n';
}

void Code::newLine()
{
  mText += '\n';
}

TQString Code::spaces( int count )
{
  TQString str;
  for( int i = 0; i < count; ++i ) {
    str += ' ';
  }
  return str;
}

void Code::addBlock( const TQString &block )
{
  TQStringList lines = TQStringList::split( "\n", block, true );
  if ( !lines.isEmpty() && lines.last().isEmpty() ) {
    lines.pop_back();
  }
  TQStringList::ConstIterator it;
  for( it = lines.begin(); it != lines.end(); ++it ) {
    if ( !(*it).isEmpty() ) mText += spaces( mIndent );
    mText += *it;
    mText += '\n';
  }
}

void Code::addBlock( const TQString &block, int indent )
{
  int tmp = mIndent;
  mIndent = indent;
  addBlock( block );
  mIndent = tmp;
}

void Code::addBlock( const Code &c )
{
  addBlock( c.text() );
}

void Code::addWrappedText( const TQString &txt )
{
  int maxWidth = 80 - mIndent;
  unsigned int pos = 0;
  while ( pos < txt.length() ) {
    TQString line = txt.mid( pos, maxWidth );
    addLine( line );
    pos += maxWidth;
  }
}

void Code::addFormattedText( const TQString &text )
{
  int maxWidth = 80 - mIndent;
  int lineLength = 0;

  TQString line;
  const TQStringList words = TQStringList::split( ' ', text, false );

  TQStringList::ConstIterator it;
  for ( it = words.begin(); it != words.end(); ++it ) {
    if ( (int)(*it).length() + lineLength >= maxWidth ) {
      addLine( line );
      line.truncate( 0 );
      lineLength = 0;
    }

    line += *it + " ";
    lineLength += (*it).length() + 1;
  }

  addLine( line );
}

Code &Code::operator+=( const TQString &str )
{
  addLine( str );

  return *this;
}

Code &Code::operator+=( const char *str )
{
  addLine( TQString::fromLocal8Bit( str ) );
  return *this;
}

Code &Code::operator+=( const Code &code )
{
  mText += code.mText;
  return *this;
}