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291 lines
6.5 KiB
291 lines
6.5 KiB
15 years ago
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/* 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 <qpainter.h>
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#include <qfile.h>
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#include <kdebug.h>
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#include <kurl.h>
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#include <kio/netaccess.h>
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#include "KoPictureKey.h"
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#include "KoPictureBase.h"
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#include "KoPictureShared.h"
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#include "KoPicture.h"
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uint KoPicture::uniqueValue = 0;
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KoPicture::KoPicture(void) : m_sharedData(NULL)
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{
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m_uniqueName = "Pictures"+ QString::number(uniqueValue++);
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}
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KoPicture::~KoPicture(void)
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{
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unlinkSharedData();
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}
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QString KoPicture::uniqueName() const
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{
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return m_uniqueName;
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}
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KoPicture::KoPicture(const KoPicture &other)
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{
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m_sharedData=NULL;
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(*this)=other;
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}
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void KoPicture::assignPictureId( uint _id)
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{
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if ( m_sharedData )
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m_sharedData->assignPictureId(_id);
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}
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QString KoPicture::uniquePictureId() const
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{
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if ( m_sharedData )
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return m_sharedData->uniquePictureId();
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else
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return QString::null;
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}
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KoPicture& KoPicture::operator=( const KoPicture &other )
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{
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//kdDebug(30003) << "KoPicture::= before" << endl;
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if (other.m_sharedData)
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other.linkSharedData();
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if (m_sharedData)
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unlinkSharedData();
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m_sharedData=other.m_sharedData;
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m_key=other.m_key;
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//kdDebug(30003) << "KoPicture::= after" << endl;
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return *this;
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}
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void KoPicture::unlinkSharedData(void)
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{
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if (m_sharedData && m_sharedData->deref())
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delete m_sharedData;
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m_sharedData=NULL;
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}
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void KoPicture::linkSharedData(void) const
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{
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if (m_sharedData)
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m_sharedData->ref();
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}
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void KoPicture::createSharedData(void)
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{
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if (!m_sharedData)
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{
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m_sharedData=new KoPictureShared();
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// Do not call m_sharedData->ref()
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}
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}
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KoPictureType::Type KoPicture::getType(void) const
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{
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if (m_sharedData)
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return m_sharedData->getType();
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return KoPictureType::TypeUnknown;
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}
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KoPictureKey KoPicture::getKey(void) const
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{
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return m_key;
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}
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void KoPicture::setKey(const KoPictureKey& key)
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{
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m_key=key;
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}
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bool KoPicture::isNull(void) const
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{
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if (m_sharedData)
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return m_sharedData->isNull();
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return true;
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}
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void KoPicture::draw(QPainter& painter, int x, int y, int width, int height, int sx, int sy, int sw, int sh, bool fastMode)
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{
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if (m_sharedData)
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m_sharedData->draw(painter, x, y, width, height, sx, sy, sw, sh, fastMode);
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else
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{
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// Draw a white box
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kdWarning(30003) << "Drawing white rectangle! (KoPicture::draw)" << endl;
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painter.save();
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painter.setBrush(QColor(255, 255, 255));
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painter.drawRect(x,y,width,height);
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painter.restore();
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}
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}
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bool KoPicture::loadXpm(QIODevice* io)
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{
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kdDebug(30003) << "KoPicture::loadXpm" << endl;
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if (!io)
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{
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kdError(30003) << "No QIODevice!" << endl;
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return false;
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}
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createSharedData();
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return m_sharedData->loadXpm(io);
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}
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bool KoPicture::save(QIODevice* io) const
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{
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if (!io)
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return false;
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if (m_sharedData)
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return m_sharedData->save(io);
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return false;
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}
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bool KoPicture::saveAsBase64( KoXmlWriter& writer ) const
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{
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if ( m_sharedData )
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return m_sharedData->saveAsBase64( writer );
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return false;
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}
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void KoPicture::clear(void)
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{
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unlinkSharedData();
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}
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void KoPicture::clearAndSetMode(const QString& newMode)
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{
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createSharedData();
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m_sharedData->clearAndSetMode(newMode);
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}
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QString KoPicture::getExtension(void) const
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{
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if (m_sharedData)
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return m_sharedData->getExtension();
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return "null"; // Just a dummy
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}
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QString KoPicture::getMimeType(void) const
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{
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if (m_sharedData)
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return m_sharedData->getMimeType();
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return QString(NULL_MIME_TYPE);
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}
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bool KoPicture::load(QIODevice* io, const QString& extension)
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{
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kdDebug(30003) << "KoPicture::load(QIODevice*, const QString&) " << extension << endl;
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createSharedData();
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return m_sharedData->load(io,extension);
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}
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bool KoPicture::loadFromFile(const QString& fileName)
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{
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kdDebug(30003) << "KoPicture::loadFromFile " << fileName << endl;
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createSharedData();
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return m_sharedData->loadFromFile(fileName);
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}
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bool KoPicture::loadFromBase64( const QCString& str )
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{
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createSharedData();
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return m_sharedData->loadFromBase64( str );
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}
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QSize KoPicture::getOriginalSize(void) const
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{
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if (m_sharedData)
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return m_sharedData->getOriginalSize();
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return QSize(0,0);
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}
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QPixmap KoPicture::generatePixmap(const QSize& size, bool smoothScale)
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{
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if (m_sharedData)
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return m_sharedData->generatePixmap(size, smoothScale);
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return QPixmap();
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}
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bool KoPicture::setKeyAndDownloadPicture(const KURL& url, QWidget *window)
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{
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bool result=false;
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QString tmpFileName;
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if ( KIO::NetAccess::download(url, tmpFileName, window) )
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{
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KoPictureKey key;
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key.setKeyFromFile( tmpFileName );
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setKey( key );
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result=loadFromFile( tmpFileName );
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KIO::NetAccess::removeTempFile( tmpFileName );
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}
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return result;
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}
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QDragObject* KoPicture::dragObject( QWidget *dragSource, const char *name )
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{
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if (m_sharedData)
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return m_sharedData->dragObject( dragSource, name );
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return 0L;
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}
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QImage KoPicture::generateImage(const QSize& size)
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{
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if (m_sharedData)
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return m_sharedData->generateImage( size );
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return QImage();
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}
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bool KoPicture::hasAlphaBuffer() const
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{
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if (m_sharedData)
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return m_sharedData->hasAlphaBuffer();
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return false;
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}
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void KoPicture::setAlphaBuffer(bool enable)
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{
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if (m_sharedData)
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m_sharedData->setAlphaBuffer(enable);
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}
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QImage KoPicture::createAlphaMask(int conversion_flags) const
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{
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if (m_sharedData)
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return m_sharedData->createAlphaMask(conversion_flags);
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return QImage();
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}
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void KoPicture::clearCache(void)
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{
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if (m_sharedData)
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m_sharedData->clearCache();
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}
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