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// -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
/* This file is part of the KDE project
Copyright (C) 1998, 1999 Reginald Stadlbauer <[email protected]>
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 "KPrGradientCollection.h"
#include "KPrGradient.h"
#include <tqstring.h>
const TQPixmap& KPrGradientCollection::getGradient( const TQColor &_color1, const TQColor &_color2,
BCType _bcType, const TQSize &_size,
bool _unbalanced, int _xfactor, int _yfactor, bool addref )
{
KPrGradient *cachedGradient = inGradientList( _color1, _color2, _bcType, _size, _unbalanced, _xfactor, _yfactor );
if ( !cachedGradient ) {
KPrGradient *kpgradient = new KPrGradient( _color1, _color2, _bcType, _unbalanced, _xfactor, _yfactor );
kpgradient->setSize( _size );
gradientList.append( kpgradient );
if ( addref )
kpgradient->addRef();
return kpgradient->pixmap();
} else {
if ( addref )
cachedGradient->addRef();
return cachedGradient->pixmap();
}
}
void KPrGradientCollection::removeRef( const TQColor &_color1, const TQColor &_color2,
BCType _bcType, const TQSize &_size,
bool _unbalanced, int _xfactor, int _yfactor)
{
KPrGradient* cachedGradient = inGradientList( _color1, _color2, _bcType, _size, _unbalanced, _xfactor, _yfactor );
if ( cachedGradient ) {
if ( cachedGradient->removeRef() ) // does deref say it was the last use?
gradientList.removeRef( cachedGradient ); // yes -> remove from list
}
}
KPrGradient* KPrGradientCollection::inGradientList( const TQColor &_color1, const TQColor &_color2,
BCType _bcType, const TQSize &_size,
bool _unbalanced, int _xfactor, int _yfactor ) const
{
TQPtrListIterator<KPrGradient> it( gradientList );
for ( ; it.current() ; ++it ) {
KPrGradient *kpgradient = it.current();
if ( kpgradient->getColor1() == _color1 && kpgradient->getColor2() == _color2 &&
kpgradient->getBackColorType() == _bcType && kpgradient->size() == _size &&
kpgradient->getUnbalanced() == _unbalanced && kpgradient->getXFactor() == _xfactor &&
kpgradient->getYFactor() == _yfactor )
return kpgradient;
}
return 0L;
}
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