okular/core/rotationjob.cpp
Albert Astals Cid 541650a4f4 Remove the concept of observer/view id
Just use the pointer as id :-)

This is BIC and SIC, increase the soversion now to makes sure we don't forget in the future

Patch based in an earlier patch by Bogdan Cristea <cristeab@gmail.com>
REVIEW: 109115
2013-02-24 23:01:02 +01:00

107 lines
2.8 KiB
C++

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