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/* This file is part of the KDE project
Copyright (c) 2001 Simon Hausmann <hausmann@kde.org>
Copyright (C) 2002, 2003 Nicolas GOUTTE <goutte@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 "KoPictureBase.h"
#include <KoXmlWriter.h>
#include <kdebug.h>
#include <kconfig.h>
#include <kglobal.h>
#include <kmdcodec.h>
#include <tqpainter.h>
#include <tqpicture.h>
#include <tqpixmap.h>
#include <tqdragobject.h>
static int s_useSlowResizeMode = -1; // unset
KoPictureBase::KoPictureBase(void)
{
// Slow mode can be very slow, especially at high zoom levels -> configurable
if ( s_useSlowResizeMode == -1 )
{
KConfigGroup group( TDEGlobal::config(), "KOfficeImage" );
s_useSlowResizeMode = group.readNumEntry( "HighResolution", 1 );
kdDebug(30003) << "HighResolution = " << s_useSlowResizeMode << endl;
}
}
KoPictureBase::~KoPictureBase(void)
{
}
KoPictureBase* KoPictureBase::newCopy(void) const
{
return new KoPictureBase(*this);
}
KoPictureType::Type KoPictureBase::getType(void) const
{
return KoPictureType::TypeUnknown;
}
bool KoPictureBase::isNull(void) const
{
return true; // A KoPictureBase is always null.
}
void KoPictureBase::draw(TQPainter& painter, int x, int y, int width, int height, int, int, int, int, bool /*fastMode*/)
{
// Draw a light red box (easier DEBUG)
kdWarning(30003) << "Drawing light red rectangle! (KoPictureBase::draw)" << endl;
painter.save();
painter.setBrush(TQColor(128,0,0));
painter.drawRect(x,y,width,height);
painter.restore();
}
bool KoPictureBase::load(TQIODevice* io, const TQString& extension)
{
return loadData(io->readAll(), extension);
}
bool KoPictureBase::loadData(const TQByteArray&, const TQString&)
{
// Nothing to load!
return false;
}
bool KoPictureBase::save(TQIODevice*) const
{
// Nothing to save!
return false;
}
bool KoPictureBase::saveAsBase64( KoXmlWriter& writer ) const
{
TQBuffer buffer;
buffer.open(IO_ReadWrite);
if ( !save( TQT_TQIODEVICE(&buffer) ) )
return false;
TQCString encoded = KCodecs::base64Encode( buffer.buffer() );
writer.addTextNode( encoded );
return true;
}
TQSize KoPictureBase::getOriginalSize(void) const
{
return TQSize(0,0);
}
TQPixmap KoPictureBase::generatePixmap(const TQSize&, bool /*smoothScale*/)
{
return TQPixmap();
}
TQString KoPictureBase::getMimeType(const TQString&) const
{
return TQString(NULL_MIME_TYPE);
}
bool KoPictureBase::isSlowResizeModeAllowed(void) const
{
return s_useSlowResizeMode != 0;
}
TQDragObject* KoPictureBase::dragObject( TQWidget * dragSource, const char * name )
{
TQImage image (generateImage(getOriginalSize()));
if (image.isNull())
return 0L;
else
return new TQImageDrag( image, dragSource, name );
}
TQImage KoPictureBase::generateImage(const TQSize& size)
{
return generatePixmap(size,true).convertToImage();
}
void KoPictureBase::clearCache(void)
{
// Nothign to do!
}
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