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/***************************************************************************
* Copyright (C) 2006 by Luigi Toscano <luigi.toscano@tiscali.it> *
* *
* 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. *
***************************************************************************/
#ifndef _DVI_GENERATOR_H_
#define _DVI_GENERATOR_H_
#include <core/generator.h>
#include <QBitArray>
class dviRenderer;
class dviPageInfo;
class Anchor;
namespace Okular
{
class DocumentViewport;
class ObjectRect;
}
class DviGenerator : public Okular::Generator
{
Q_OBJECT
Q_INTERFACES(Okular::Generator)
public:
DviGenerator(QObject *parent, const QVariantList &args);
bool loadDocument(const QString &fileName, QVector<Okular::Page *> &pagesVector) override;
// document information
Okular::DocumentInfo generateDocumentInfo(const QSet<Okular::DocumentInfo::Key> &keys) const override;
// table of contents
const Okular::DocumentSynopsis *generateDocumentSynopsis() override;
// list of fonts
Okular::FontInfo::List fontsForPage(int page) override;
bool print(QPrinter &printer) override;
QVariant metaData(const QString &key, const QVariant &option) const override;
protected:
bool doCloseDocument() override;
QImage image(Okular::PixmapRequest *request) override;
Okular::TextPage *textPage(Okular::TextRequest *request) override;
private:
double m_resolution;
bool m_fontExtracted;
Okular::DocumentSynopsis *m_docSynopsis;
dviRenderer *m_dviRenderer;
QBitArray m_linkGenerated;
void loadPages(QVector<Okular::Page *> &pagesVector);
Okular::TextPage *extractTextFromPage(dviPageInfo *pageInfo);
void fillViewportFromAnchor(Okular::DocumentViewport &vp, const Anchor anch, int pW, int pH) const;
void fillViewportFromAnchor(Okular::DocumentViewport &vp, const Anchor anch, const Okular::Page *page) const;
QLinkedList<Okular::ObjectRect *> generateDviLinks(const dviPageInfo *pageInfo);
};
#endif