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143 lines
3.7 KiB
143 lines
3.7 KiB
/* This file is part of the KDE project
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Copyright (c) 2001 Simon Hausmann <hausmann@kde.org>
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Copyright (C) 2002, 2003 Nicolas GOUTTE <goutte@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "KoPictureBase.h"
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#include <KoXmlWriter.h>
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#include <kdebug.h>
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#include <tdeconfig.h>
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#include <kglobal.h>
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#include <kmdcodec.h>
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#include <tqpainter.h>
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#include <tqpicture.h>
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#include <tqpixmap.h>
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#include <tqdragobject.h>
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static int s_useSlowResizeMode = -1; // unset
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KoPictureBase::KoPictureBase(void)
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{
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// Slow mode can be very slow, especially at high zoom levels -> configurable
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if ( s_useSlowResizeMode == -1 )
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{
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TDEConfigGroup group( TDEGlobal::config(), "KOfficeImage" );
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s_useSlowResizeMode = group.readNumEntry( "HighResolution", 1 );
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kdDebug(30003) << "HighResolution = " << s_useSlowResizeMode << endl;
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}
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}
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KoPictureBase::~KoPictureBase(void)
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{
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}
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KoPictureBase* KoPictureBase::newCopy(void) const
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{
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return new KoPictureBase(*this);
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}
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KoPictureType::Type KoPictureBase::getType(void) const
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{
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return KoPictureType::TypeUnknown;
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}
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bool KoPictureBase::isNull(void) const
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{
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return true; // A KoPictureBase is always null.
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}
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void KoPictureBase::draw(TQPainter& painter, int x, int y, int width, int height, int, int, int, int, bool /*fastMode*/)
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{
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// Draw a light red box (easier DEBUG)
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kdWarning(30003) << "Drawing light red rectangle! (KoPictureBase::draw)" << endl;
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painter.save();
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painter.setBrush(TQColor(128,0,0));
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painter.drawRect(x,y,width,height);
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painter.restore();
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}
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bool KoPictureBase::load(TQIODevice* io, const TQString& extension)
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{
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return loadData(io->readAll(), extension);
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}
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bool KoPictureBase::loadData(const TQByteArray&, const TQString&)
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{
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// Nothing to load!
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return false;
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}
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bool KoPictureBase::save(TQIODevice*) const
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{
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// Nothing to save!
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return false;
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}
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bool KoPictureBase::saveAsBase64( KoXmlWriter& writer ) const
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{
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TQBuffer buffer;
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buffer.open(IO_ReadWrite);
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if ( !save( TQT_TQIODEVICE(&buffer) ) )
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return false;
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TQCString encoded = KCodecs::base64Encode( buffer.buffer() );
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writer.addTextNode( encoded );
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return true;
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}
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TQSize KoPictureBase::getOriginalSize(void) const
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{
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return TQSize(0,0);
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}
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TQPixmap KoPictureBase::generatePixmap(const TQSize&, bool /*smoothScale*/)
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{
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return TQPixmap();
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}
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TQString KoPictureBase::getMimeType(const TQString&) const
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{
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return TQString(NULL_MIME_TYPE);
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}
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bool KoPictureBase::isSlowResizeModeAllowed(void) const
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{
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return s_useSlowResizeMode != 0;
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}
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TQDragObject* KoPictureBase::dragObject( TQWidget * dragSource, const char * name )
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{
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TQImage image (generateImage(getOriginalSize()));
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if (image.isNull())
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return 0L;
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else
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return new TQImageDrag( image, dragSource, name );
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}
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TQImage KoPictureBase::generateImage(const TQSize& size)
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{
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return generatePixmap(size,true).convertToImage();
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}
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void KoPictureBase::clearCache(void)
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{
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// Nothign to do!
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}
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