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92 lines
2.5 KiB
92 lines
2.5 KiB
/*************************************************************************** |
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* Copyright (C) 2005 by Albert Astals Cid <tsdgeos@terra.es> * |
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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 <qpainter.h> |
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#include <kprinter.h> |
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#include <okular/core/page.h> |
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#include "generator_kimgio.h" |
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OKULAR_EXPORT_PLUGIN(KIMGIOGenerator) |
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KIMGIOGenerator::KIMGIOGenerator() : Generator() |
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{ |
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} |
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KIMGIOGenerator::~KIMGIOGenerator() |
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{ |
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} |
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bool KIMGIOGenerator::loadDocument( const QString & fileName, QVector<Okular::Page*> & pagesVector ) |
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{ |
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if ( !m_img.load( fileName ) ) |
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return false; |
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pagesVector.resize( 1 ); |
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Okular::Page * page = new Okular::Page( 0, m_img.width(), m_img.height(), Okular::Rotation0 ); |
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pagesVector[0] = page; |
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return true; |
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} |
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bool KIMGIOGenerator::loadDocumentFromData( const QByteArray & fileData, QVector<Okular::Page*> & pagesVector ) |
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{ |
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if ( !m_img.loadFromData( fileData ) ) |
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return false; |
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pagesVector.resize( 1 ); |
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Okular::Page * page = new Okular::Page( 0, m_img.width(), m_img.height(), Okular::Rotation0 ); |
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pagesVector[0] = page; |
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return true; |
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} |
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bool KIMGIOGenerator::closeDocument() |
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{ |
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m_img = QImage(); |
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return true; |
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} |
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bool KIMGIOGenerator::canGeneratePixmap( bool /* async */ ) const |
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{ |
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return true; |
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} |
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void KIMGIOGenerator::generatePixmap( Okular::PixmapRequest * request ) |
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{ |
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// perform a smooth scaled generation |
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int width = request->width(); |
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int height = request->height(); |
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if ( request->page()->rotation() % 2 == 1 ) |
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qSwap( width, height ); |
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QImage image = m_img.scaled( width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation ); |
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request->page()->setPixmap( request->id(), new QPixmap( QPixmap::fromImage( image ) ) ); |
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// signal that the request has been accomplished |
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signalRequestDone(request); |
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} |
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bool KIMGIOGenerator::print( KPrinter& printer ) |
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{ |
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QPainter p( &printer ); |
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p.drawImage( 0, 0, m_img ); |
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return true; |
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} |
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bool KIMGIOGenerator::hasFeature( GeneratorFeature feature ) const |
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{ |
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return feature == Okular::Generator::ReadRawData; |
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} |
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#include "generator_kimgio.moc" |
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