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// vim: set tabstop=4 shiftwidth=4 noexpandtab
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/*
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Gwenview - A simple image viewer for KDE
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Copyright 2000-2004 Aur<EFBFBD>lien G<EFBFBD>teau
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "documentanimatedloadedimpl.moc"
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// Qt
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#include <qstring.h>
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#include <qtimer.h>
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// KDE
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#include <kdebug.h>
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#include <klocale.h>
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namespace Gwenview {
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// Local
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#undef ENABLE_LOG
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#undef LOG
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//#define ENABLE_LOG
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#ifdef ENABLE_LOG
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#define LOG(x) kdDebug() << k_funcinfo << x << endl
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#else
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#define LOG(x) ;
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#endif
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class DocumentAnimatedLoadedImplPrivate {
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public:
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ImageFrames mFrames;
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int mCurrentFrame;
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QTimer mFrameTimer;
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};
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DocumentAnimatedLoadedImpl::DocumentAnimatedLoadedImpl(Document* document, const ImageFrames& frames)
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: DocumentLoadedImpl(document) {
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LOG("" << mDocument->url().prettyURL() << ", frames: " << frames.count() );
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d=new DocumentAnimatedLoadedImplPrivate;
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d->mFrames = frames;
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d->mCurrentFrame = -1;
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connect( &d->mFrameTimer, SIGNAL( timeout()), SLOT( nextFrame()));
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}
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void DocumentAnimatedLoadedImpl::init() {
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DocumentLoadedImpl::init();
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nextFrame();
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}
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void DocumentAnimatedLoadedImpl::nextFrame() {
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++d->mCurrentFrame;
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if( d->mCurrentFrame == int( d->mFrames.count())) d->mCurrentFrame = 0;
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d->mFrameTimer.start( QMAX( 10, d->mFrames[ d->mCurrentFrame ].delay ));
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// NOTE! If this ever gets changed to already animate the picture while it's still
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// loading, with MNG the frame delay gets announced only after the frame is ready.
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// See ImageLoader::frameDone() .
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LOG("" << d->mCurrentFrame );
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setImage(d->mFrames[ d->mCurrentFrame ].image);
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emitImageRectUpdated();
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}
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DocumentAnimatedLoadedImpl::~DocumentAnimatedLoadedImpl() {
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delete d;
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}
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void DocumentAnimatedLoadedImpl::transform(ImageUtils::Orientation orientation) {
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for( ImageFrames::Iterator it = d->mFrames.begin(); it != d->mFrames.end(); ++it ) {
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(*it).image = ImageUtils::transform( (*it).image, orientation );
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}
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setImage( d->mFrames[ d->mCurrentFrame ].image);
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emitImageRectUpdated();
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}
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QString DocumentAnimatedLoadedImpl::localSave(QFile* /*file*/, const QCString& /*format*/) const {
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return i18n("Sorry, cannot save animated images.");
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}
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} // namespace
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