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88 lines
2.5 KiB
88 lines
2.5 KiB
/*************************************************************************** |
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* Copyright (C) 2006 by Tobias Koenig <tokoe@kde.org> * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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***************************************************************************/ |
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#include "rotationjob.h" |
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#include <QtGui/QMatrix> |
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using namespace Okular; |
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RotationJob::RotationJob( const QImage &image, Rotation oldRotation, Rotation newRotation, int id ) |
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: mImage( image ), mOldRotation( oldRotation ), mNewRotation( newRotation ), mId( id ), m_pd( 0 ) |
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{ |
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} |
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void RotationJob::setPage( PagePrivate * pd ) |
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{ |
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m_pd = pd; |
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} |
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QImage RotationJob::image() const |
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{ |
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return mRotatedImage; |
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} |
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Rotation RotationJob::rotation() const |
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{ |
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return mNewRotation; |
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} |
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int RotationJob::id() const |
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{ |
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return mId; |
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} |
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PagePrivate * RotationJob::page() const |
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{ |
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return m_pd; |
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} |
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void RotationJob::run() |
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{ |
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QMatrix matrix; |
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if ( mOldRotation == mNewRotation ) { |
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mRotatedImage = mImage; |
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return; |
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} |
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if ( mOldRotation == Rotation0 ) { |
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if ( mNewRotation == Rotation90 ) |
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matrix.rotate( 90 ); |
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else if ( mNewRotation == Rotation180 ) |
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matrix.rotate( 180 ); |
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else if ( mNewRotation == Rotation270 ) |
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matrix.rotate( 270 ); |
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} else if ( mOldRotation == Rotation90 ) { |
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if ( mNewRotation == Rotation180 ) |
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matrix.rotate( 90 ); |
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else if ( mNewRotation == Rotation270 ) |
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matrix.rotate( 180 ); |
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else if ( mNewRotation == Rotation0 ) |
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matrix.rotate( 270 ); |
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} else if ( mOldRotation == Rotation180 ) { |
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if ( mNewRotation == Rotation270 ) |
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matrix.rotate( 90 ); |
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else if ( mNewRotation == Rotation0 ) |
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matrix.rotate( 180 ); |
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else if ( mNewRotation == Rotation90 ) |
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matrix.rotate( 270 ); |
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} else if ( mOldRotation == Rotation270 ) { |
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if ( mNewRotation == Rotation0 ) |
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matrix.rotate( 90 ); |
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else if ( mNewRotation == Rotation90 ) |
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matrix.rotate( 180 ); |
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else if ( mNewRotation == Rotation180 ) |
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matrix.rotate( 270 ); |
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} |
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mRotatedImage = mImage.transformed( matrix ); |
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} |
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#include "rotationjob.moc"
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