qt5/src/poppler-link.cc - third_party/poppler - Git at Google

 /* poppler-link.cc: qt interface to poppler
  * Copyright (C) 2006-2007, 2013, 2016, Albert Astals Cid
  * Copyright (C) 2007-2008, Pino Toscano <pino@kde.org>
  * Copyright (C) 2010 Hib Eris <hib@hiberis.nl>
  * Copyright (C) 2012, Tobias Koenig <tokoe@kdab.com>
  * Copyright (C) 2012, Guillermo A. Amaral B. <gamaral@kde.org>
  * Adapting code from
  *   Copyright (C) 2004 by Enrico Ros <eros.kde@email.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, or (at your option)
  * any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
  */

 #include <poppler-qt5.h>
 #include <poppler-private.h>
 #include <poppler-media.h>

 #include <QtCore/QStringList>

 #include "poppler-annotation-private.h"

 #include "Link.h"
 #include "Rendition.h"

 bool operator==( const Ref &r1, const Ref &r2 )
 {
 	return r1.num == r2.num && r1.gen == r2.gen;
 }

 namespace Poppler {

 class LinkDestinationPrivate : public QSharedData
 {
 	public:
 		LinkDestinationPrivate();

 		LinkDestination::Kind kind; // destination type
 		QString name;
 		int pageNum; // page number
 		double left, bottom; // position
 		double right, top;
 		double zoom; // zoom factor
 		bool changeLeft : 1, changeTop : 1; // for destXYZ links, which position
 		bool changeZoom : 1; //   components to change
 };

 	LinkDestinationPrivate::LinkDestinationPrivate()
 	{
 		// sane defaults
 		kind = LinkDestination::destXYZ;
 		pageNum = 0;
 		left = 0;
 		bottom = 0;
 		right = 0;
 		top = 0;
 		zoom = 1;
 		changeLeft = true;
 		changeTop = true;
 		changeZoom = false;
 	}

 class LinkPrivate
 {
 	public:
 		LinkPrivate( const QRectF &area );
 		virtual ~LinkPrivate();

 		QRectF linkArea;
 };

 	LinkPrivate::LinkPrivate( const QRectF &area )
 		: linkArea( area )
 	{
 	}

 	LinkPrivate::~LinkPrivate()
 	{
 	}

 class LinkGotoPrivate : public LinkPrivate
 {
 	public:
 		LinkGotoPrivate( const QRectF &area, const LinkDestination &dest );

 		QString extFileName;
 		LinkDestination destination;
 };

 	LinkGotoPrivate::LinkGotoPrivate( const QRectF &area, const LinkDestination &dest )
 		: LinkPrivate( area ), destination( dest )
 	{
 	}

 class LinkExecutePrivate : public LinkPrivate
 {
 	public:
 		LinkExecutePrivate( const QRectF &area );

 		QString fileName;
 		QString parameters;
 };

 	LinkExecutePrivate::LinkExecutePrivate( const QRectF &area )
 		: LinkPrivate( area )
 	{
 	}

 class LinkBrowsePrivate : public LinkPrivate
 {
 	public:
 		LinkBrowsePrivate( const QRectF &area );

 		QString url;
 };

 	LinkBrowsePrivate::LinkBrowsePrivate( const QRectF &area )
 		: LinkPrivate( area )
 	{
 	}

 class LinkActionPrivate : public LinkPrivate
 {
 	public:
 		LinkActionPrivate( const QRectF &area );

 		LinkAction::ActionType type;
 };

 	LinkActionPrivate::LinkActionPrivate( const QRectF &area )
 		: LinkPrivate( area )
 	{
 	}

 class LinkSoundPrivate : public LinkPrivate
 {
 	public:
 		LinkSoundPrivate( const QRectF &area );
 		~LinkSoundPrivate();

 		double volume;
 		bool sync : 1;
 		bool repeat : 1;
 		bool mix : 1;
 		SoundObject *sound;
 };

 	LinkSoundPrivate::LinkSoundPrivate( const QRectF &area )
 		: LinkPrivate( area ), sound( 0 )
 	{
 	}

 	LinkSoundPrivate::~LinkSoundPrivate()
 	{
 		delete sound;
 	}

 class LinkRenditionPrivate : public LinkPrivate
 {
 	public:
 		LinkRenditionPrivate( const QRectF &area, ::MediaRendition *rendition, ::LinkRendition::RenditionOperation operation, const QString &script, const Ref &annotationReference );
 		~LinkRenditionPrivate();

 		MediaRendition *rendition;
 		LinkRendition::RenditionAction action;
 		QString script;
 		Ref annotationReference;
 };

 	LinkRenditionPrivate::LinkRenditionPrivate( const QRectF &area, ::MediaRendition *r, ::LinkRendition::RenditionOperation operation, const QString &javaScript, const Ref &ref )
 		: LinkPrivate( area )
 		, rendition( r ? new MediaRendition( r ) : 0 )
 		, action( LinkRendition::PlayRendition )
 		, script( javaScript )
 		, annotationReference( ref )
 	{
 		switch ( operation )
 		{
 			case ::LinkRendition::NoRendition:
 				action = LinkRendition::NoRendition;
 				break;
 			case ::LinkRendition::PlayRendition:
 				action = LinkRendition::PlayRendition;
 				break;
 			case ::LinkRendition::StopRendition:
 				action = LinkRendition::StopRendition;
 				break;
 			case ::LinkRendition::PauseRendition:
 				action = LinkRendition::PauseRendition;
 				break;
 			case ::LinkRendition::ResumeRendition:
 				action = LinkRendition::ResumeRendition;
 				break;
 		}
 	}

 	LinkRenditionPrivate::~LinkRenditionPrivate()
 	{
 		delete rendition;
 	}

 class LinkJavaScriptPrivate : public LinkPrivate
 {
 	public:
 		LinkJavaScriptPrivate( const QRectF &area );

 		QString js;
 };

 	LinkJavaScriptPrivate::LinkJavaScriptPrivate( const QRectF &area )
 		: LinkPrivate( area )
 	{
 	}

 class LinkMoviePrivate : public LinkPrivate
 {
 	public:
 		LinkMoviePrivate( const QRectF &area, LinkMovie::Operation operation, const QString &title, const Ref &reference );

 		LinkMovie::Operation operation;
 		QString annotationTitle;
 		Ref annotationReference;
 };

 	LinkMoviePrivate::LinkMoviePrivate( const QRectF &area, LinkMovie::Operation _operation, const QString &title, const Ref &reference  )
 		: LinkPrivate( area ), operation( _operation ), annotationTitle( title ), annotationReference( reference )
 	{
 	}

 	static void cvtUserToDev(::Page *page, double xu, double yu, int *xd, int *yd) {
 		double ctm[6];

 		page->getDefaultCTM(ctm, 72.0, 72.0, 0, false, true);
 		*xd = (int)(ctm[0] * xu + ctm[2] * yu + ctm[4] + 0.5);
 		*yd = (int)(ctm[1] * xu + ctm[3] * yu + ctm[5] + 0.5);
 	}

 	LinkDestination::LinkDestination(const LinkDestinationData &data)
 		: d( new LinkDestinationPrivate )
 	{
 		bool deleteDest = false;
 		LinkDest *ld = data.ld;

 		if ( data.namedDest && !ld && !data.externalDest )
 		{
 			deleteDest = true;
 			ld = data.doc->doc->findDest( data.namedDest );
 		}
 		// in case this destination was named one, and it was not resolved
 		if ( data.namedDest && !ld )
 		{
 			d->name = QString::fromLatin1( data.namedDest->getCString() );
 		}

 		if (!ld) return;

 		if (ld->getKind() == ::destXYZ) d->kind = destXYZ;
 		else if (ld->getKind() == ::destFit) d->kind = destFit;
 		else if (ld->getKind() == ::destFitH) d->kind = destFitH;
 		else if (ld->getKind() == ::destFitV) d->kind = destFitV;
 		else if (ld->getKind() == ::destFitR) d->kind = destFitR;
 		else if (ld->getKind() == ::destFitB) d->kind = destFitB;
 		else if (ld->getKind() == ::destFitBH) d->kind = destFitBH;
 		else if (ld->getKind() == ::destFitBV) d->kind = destFitBV;

 		if ( !ld->isPageRef() ) d->pageNum = ld->getPageNum();
 		else
 		{
 			Ref ref = ld->getPageRef();
 			d->pageNum = data.doc->doc->findPage( ref.num, ref.gen );
 		}
 		double left = ld->getLeft();
 		double bottom = ld->getBottom();
 		double right = ld->getRight();
 		double top = ld->getTop();
 		d->zoom = ld->getZoom();
 		d->changeLeft = ld->getChangeLeft();
 		d->changeTop = ld->getChangeTop();
 		d->changeZoom = ld->getChangeZoom();

 		int leftAux = 0, topAux = 0, rightAux = 0, bottomAux = 0;

 		if (!data.externalDest) {
 			::Page *page;
 			if (d->pageNum > 0 &&
 				d->pageNum <= data.doc->doc->getNumPages() &&
 				(page = data.doc->doc->getPage( d->pageNum )))
 			{
 				cvtUserToDev( page, left, top, &leftAux, &topAux );
 				cvtUserToDev( page, right, bottom, &rightAux, &bottomAux );

 				d->left = leftAux / (double)page->getCropWidth();
 				d->top = topAux / (double)page->getCropHeight();
 				d->right = rightAux/ (double)page->getCropWidth();
 				d->bottom = bottomAux / (double)page->getCropHeight();
 			}
 			else d->pageNum = 0;
 		}

 		if (deleteDest) delete ld;
 	}

 	LinkDestination::LinkDestination(const QString &description)
 		: d( new LinkDestinationPrivate )
 	{
 		QStringList tokens = description.split( ';' );
 		d->kind = static_cast<Kind>(tokens.at(0).toInt());
 		d->pageNum = tokens.at(1).toInt();
 		d->left = tokens.at(2).toDouble();
 		d->bottom = tokens.at(3).toDouble();
 		d->right = tokens.at(4).toDouble();
 		d->top = tokens.at(5).toDouble();
 		d->zoom = tokens.at(6).toDouble();
 		d->changeLeft = static_cast<bool>(tokens.at(7).toInt());
 		d->changeTop = static_cast<bool>(tokens.at(8).toInt());
 		d->changeZoom = static_cast<bool>(tokens.at(9).toInt());
 	}

 	LinkDestination::LinkDestination(const LinkDestination &other)
 		: d( other.d )
 	{
 	}

 	LinkDestination::~LinkDestination()
 	{
 	}

 	LinkDestination::Kind LinkDestination::kind() const
 	{
 		return d->kind;
 	}

 	int LinkDestination::pageNumber() const
 	{
 		return d->pageNum;
 	}

 	double LinkDestination::left() const
 	{
 		return d->left;
 	}

 	double LinkDestination::bottom() const
 	{
 		return d->bottom;
 	}

 	double LinkDestination::right() const
 	{
 		return d->right;
 	}

 	double LinkDestination::top() const
 	{
 		return d->top;
 	}

 	double LinkDestination::zoom() const
 	{
 		return d->zoom;
 	}

 	bool LinkDestination::isChangeLeft() const
 	{
 		return d->changeLeft;
 	}

 	bool LinkDestination::isChangeTop() const
 	{
 		return d->changeTop;
 	}

 	bool LinkDestination::isChangeZoom() const
 	{
 		return d->changeZoom;
 	}

 	QString LinkDestination::toString() const
 	{
 		QString s = QString::number( (qint8)d->kind );
 		s += ";" + QString::number( d->pageNum );
 		s += ";" + QString::number( d->left );
 		s += ";" + QString::number( d->bottom );
 		s += ";" + QString::number( d->right );
 		s += ";" + QString::number( d->top );
 		s += ";" + QString::number( d->zoom );
 		s += ";" + QString::number( (qint8)d->changeLeft );
 		s += ";" + QString::number( (qint8)d->changeTop );
 		s += ";" + QString::number( (qint8)d->changeZoom );
 		return s;
 	}

 	QString LinkDestination::destinationName() const
 	{
 		return d->name;
 	}

 	LinkDestination& LinkDestination::operator=(const LinkDestination &other)
 	{
 		if ( this == &other )
 			return *this;

 		d = other.d;
 		return *this;
 	}


 	// Link
 	Link::~Link()
 	{
 		delete d_ptr;
 	}

 	Link::Link(const QRectF &linkArea)
 		: d_ptr( new LinkPrivate( linkArea ) )
 	{
 	}

 	Link::Link( LinkPrivate &dd )
 		: d_ptr( &dd )
 	{
 	}

 	Link::LinkType Link::linkType() const
 	{
 		return None;
 	}

 	QRectF Link::linkArea() const
 	{
 		Q_D( const Link );
 		return d->linkArea;
 	}

 	// LinkGoto
 	LinkGoto::LinkGoto( const QRectF &linkArea, QString extFileName, const LinkDestination & destination )
 		: Link( *new LinkGotoPrivate( linkArea, destination ) )
 	{
 		Q_D( LinkGoto );
 		d->extFileName = extFileName;
 	}

 	LinkGoto::~LinkGoto()
 	{
 	}

 	bool LinkGoto::isExternal() const
 	{
 		Q_D( const LinkGoto );
 		return !d->extFileName.isEmpty();
 	}

 	QString LinkGoto::fileName() const
 	{
 		Q_D( const LinkGoto );
 		return d->extFileName;
 	}

 	LinkDestination LinkGoto::destination() const
 	{
 		Q_D( const LinkGoto );
 		return d->destination;
 	}

 	Link::LinkType LinkGoto::linkType() const
 	{
 		return Goto;
 	}

 	// LinkExecute
 	LinkExecute::LinkExecute( const QRectF &linkArea, const QString & file, const QString & params )
 		: Link( *new LinkExecutePrivate( linkArea ) )
 	{
 		Q_D( LinkExecute );
 		d->fileName = file;
 		d->parameters = params;
 	}

 	LinkExecute::~LinkExecute()
 	{
 	}

 	QString LinkExecute::fileName() const
 	{
 		Q_D( const LinkExecute );
 		return d->fileName;
 	}
 	QString LinkExecute::parameters() const
 	{
 		Q_D( const LinkExecute );
 		return d->parameters;
 	}

 	Link::LinkType LinkExecute::linkType() const
 	{
 		return Execute;
 	}

 	// LinkBrowse
 	LinkBrowse::LinkBrowse( const QRectF &linkArea, const QString &url )
 		: Link( *new LinkBrowsePrivate( linkArea ) )
 	{
 		Q_D( LinkBrowse );
 		d->url = url;
 	}

 	LinkBrowse::~LinkBrowse()
 	{
 	}

 	QString LinkBrowse::url() const
 	{
 		Q_D( const LinkBrowse );
 		return d->url;
 	}

 	Link::LinkType LinkBrowse::linkType() const
 	{
 		return Browse;
 	}

 	// LinkAction
 	LinkAction::LinkAction( const QRectF &linkArea, ActionType actionType )
 		: Link( *new LinkActionPrivate( linkArea ) )
 	{
 		Q_D( LinkAction );
 		d->type = actionType;
 	}

 	LinkAction::~LinkAction()
 	{
 	}

 	LinkAction::ActionType LinkAction::actionType() const
 	{
 		Q_D( const LinkAction );
 		return d->type;
 	}

 	Link::LinkType LinkAction::linkType() const
 	{
 		return Action;
 	}

 	// LinkSound
 	LinkSound::LinkSound( const QRectF &linkArea, double volume, bool sync, bool repeat, bool mix, SoundObject *sound )
 		: Link( *new LinkSoundPrivate( linkArea ) )
 	{
 		Q_D( LinkSound );
 		d->volume = volume;
 		d->sync = sync;
 		d->repeat = repeat;
 		d->mix = mix;
 		d->sound = sound;
 	}

 	LinkSound::~LinkSound()
 	{
 	}

 	Link::LinkType LinkSound::linkType() const
 	{
 		return Sound;
 	}

 	double LinkSound::volume() const
 	{
 		Q_D( const LinkSound );
 		return d->volume;
 	}

 	bool LinkSound::synchronous() const
 	{
 		Q_D( const LinkSound );
 		return d->sync;
 	}

 	bool LinkSound::repeat() const
 	{
 		Q_D( const LinkSound );
 		return d->repeat;
 	}

 	bool LinkSound::mix() const
 	{
 		Q_D( const LinkSound );
 		return d->mix;
 	}

 	SoundObject *LinkSound::sound() const
 	{
 		Q_D( const LinkSound );
 		return d->sound;
 	}

 	// LinkRendition
 	LinkRendition::LinkRendition( const QRectF &linkArea, ::MediaRendition *rendition, int operation, const QString &script, const Ref &annotationReference )
 		: Link( *new LinkRenditionPrivate( linkArea, rendition, static_cast<enum ::LinkRendition::RenditionOperation>(operation), script, annotationReference ) )
 	{
 	}

 	LinkRendition::~LinkRendition()
 	{
 	}

 	Link::LinkType LinkRendition::linkType() const
 	{
 		return Rendition;
 	}

 	MediaRendition * LinkRendition::rendition() const
 	{
 		Q_D( const LinkRendition );
 		return d->rendition;
 	}

 	LinkRendition::RenditionAction LinkRendition::action() const
 	{
 		Q_D( const LinkRendition );
 		return d->action;
 	}

 	QString LinkRendition::script() const
 	{
 		Q_D( const LinkRendition );
 		return d->script;
 	}

 	bool LinkRendition::isReferencedAnnotation( const ScreenAnnotation *annotation ) const
 	{
 		Q_D( const LinkRendition );
 		if ( d->annotationReference.num != -1 && d->annotationReference == annotation->d_ptr->pdfObjectReference() )
 		{
 			return true;
 		}

 		return false;
 	}

 	// LinkJavaScript
 	LinkJavaScript::LinkJavaScript( const QRectF &linkArea, const QString &js )
 		: Link( *new LinkJavaScriptPrivate( linkArea ) )
 	{
 		Q_D( LinkJavaScript );
 		d->js = js;
 	}

 	LinkJavaScript::~LinkJavaScript()
 	{
 	}

 	Link::LinkType LinkJavaScript::linkType() const
 	{
 		return JavaScript;
 	}

 	QString LinkJavaScript::script() const
 	{
 		Q_D( const LinkJavaScript );
 		return d->js;
 	}

 	// LinkMovie
 	LinkMovie::LinkMovie( const QRectF &linkArea, Operation operation, const QString &annotationTitle, const Ref &annotationReference )
 		: Link( *new LinkMoviePrivate( linkArea, operation, annotationTitle, annotationReference ) )
 	{
 	}

 	LinkMovie::~LinkMovie()
 	{
 	}

 	Link::LinkType LinkMovie::linkType() const
 	{
 		return Movie;
 	}

 	LinkMovie::Operation LinkMovie::operation() const
 	{
 		Q_D( const LinkMovie );
 		return d->operation;
 	}

 	bool LinkMovie::isReferencedAnnotation( const MovieAnnotation *annotation ) const
 	{
 		Q_D( const LinkMovie );
 		if ( d->annotationReference.num != -1 && d->annotationReference == annotation->d_ptr->pdfObjectReference() )
 		{
 			return true;
 		}
 		else if ( !d->annotationTitle.isNull() )
 		{
 			return ( annotation->movieTitle() == d->annotationTitle );
 		}

 		return false;
 	}
 }
	/* poppler-link.cc: qt interface to poppler
	* Copyright (C) 2006-2007, 2013, 2016, Albert Astals Cid
	* Copyright (C) 2007-2008, Pino Toscano <pino@kde.org>
	* Copyright (C) 2010 Hib Eris <hib@hiberis.nl>
	* Copyright (C) 2012, Tobias Koenig <tokoe@kdab.com>
	* Copyright (C) 2012, Guillermo A. Amaral B. <gamaral@kde.org>
	* Adapting code from
	* Copyright (C) 2004 by Enrico Ros <eros.kde@email.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, or (at your option)
	* any later version.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License
	* along with this program; if not, write to the Free Software
	* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
	*/

	#include <poppler-qt5.h>
	#include <poppler-private.h>
	#include <poppler-media.h>

	#include <QtCore/QStringList>

	#include "poppler-annotation-private.h"

	#include "Link.h"
	#include "Rendition.h"

	bool operator==( const Ref &r1, const Ref &r2 )
	{
	return r1.num == r2.num && r1.gen == r2.gen;
	}

	namespace Poppler {

	class LinkDestinationPrivate : public QSharedData
	{
	public:
	LinkDestinationPrivate();

	LinkDestination::Kind kind; // destination type
	QString name;
	int pageNum; // page number
	double left, bottom; // position
	double right, top;
	double zoom; // zoom factor
	bool changeLeft : 1, changeTop : 1; // for destXYZ links, which position
	bool changeZoom : 1; // components to change
	};

	LinkDestinationPrivate::LinkDestinationPrivate()
	{
	// sane defaults
	kind = LinkDestination::destXYZ;
	pageNum = 0;
	left = 0;
	bottom = 0;
	right = 0;
	top = 0;
	zoom = 1;
	changeLeft = true;
	changeTop = true;
	changeZoom = false;
	}

	class LinkPrivate
	{
	public:
	LinkPrivate( const QRectF &area );
	virtual ~LinkPrivate();

	QRectF linkArea;
	};

	LinkPrivate::LinkPrivate( const QRectF &area )
	: linkArea( area )
	{
	}

	LinkPrivate::~LinkPrivate()
	{
	}

	class LinkGotoPrivate : public LinkPrivate
	{
	public:
	LinkGotoPrivate( const QRectF &area, const LinkDestination &dest );

	QString extFileName;
	LinkDestination destination;
	};

	LinkGotoPrivate::LinkGotoPrivate( const QRectF &area, const LinkDestination &dest )
	: LinkPrivate( area ), destination( dest )
	{
	}

	class LinkExecutePrivate : public LinkPrivate
	{
	public:
	LinkExecutePrivate( const QRectF &area );

	QString fileName;
	QString parameters;
	};

	LinkExecutePrivate::LinkExecutePrivate( const QRectF &area )
	: LinkPrivate( area )
	{
	}

	class LinkBrowsePrivate : public LinkPrivate
	{
	public:
	LinkBrowsePrivate( const QRectF &area );

	QString url;
	};

	LinkBrowsePrivate::LinkBrowsePrivate( const QRectF &area )
	: LinkPrivate( area )
	{
	}

	class LinkActionPrivate : public LinkPrivate
	{
	public:
	LinkActionPrivate( const QRectF &area );

	LinkAction::ActionType type;
	};

	LinkActionPrivate::LinkActionPrivate( const QRectF &area )
	: LinkPrivate( area )
	{
	}

	class LinkSoundPrivate : public LinkPrivate
	{
	public:
	LinkSoundPrivate( const QRectF &area );
	~LinkSoundPrivate();

	double volume;
	bool sync : 1;
	bool repeat : 1;
	bool mix : 1;
	SoundObject *sound;
	};

	LinkSoundPrivate::LinkSoundPrivate( const QRectF &area )
	: LinkPrivate( area ), sound( 0 )
	{
	}

	LinkSoundPrivate::~LinkSoundPrivate()
	{
	delete sound;
	}

	class LinkRenditionPrivate : public LinkPrivate
	{
	public:
	LinkRenditionPrivate( const QRectF &area, ::MediaRendition *rendition, ::LinkRendition::RenditionOperation operation, const QString &script, const Ref &annotationReference );
	~LinkRenditionPrivate();

	MediaRendition *rendition;
	LinkRendition::RenditionAction action;
	QString script;
	Ref annotationReference;
	};

	LinkRenditionPrivate::LinkRenditionPrivate( const QRectF &area, ::MediaRendition *r, ::LinkRendition::RenditionOperation operation, const QString &javaScript, const Ref &ref )
	: LinkPrivate( area )
	, rendition( r ? new MediaRendition( r ) : 0 )
	, action( LinkRendition::PlayRendition )
	, script( javaScript )
	, annotationReference( ref )
	{
	switch ( operation )
	{
	case ::LinkRendition::NoRendition:
	action = LinkRendition::NoRendition;
	break;
	case ::LinkRendition::PlayRendition:
	action = LinkRendition::PlayRendition;
	break;
	case ::LinkRendition::StopRendition:
	action = LinkRendition::StopRendition;
	break;
	case ::LinkRendition::PauseRendition:
	action = LinkRendition::PauseRendition;
	break;
	case ::LinkRendition::ResumeRendition:
	action = LinkRendition::ResumeRendition;
	break;
	}
	}

	LinkRenditionPrivate::~LinkRenditionPrivate()
	{
	delete rendition;
	}

	class LinkJavaScriptPrivate : public LinkPrivate
	{
	public:
	LinkJavaScriptPrivate( const QRectF &area );

	QString js;
	};

	LinkJavaScriptPrivate::LinkJavaScriptPrivate( const QRectF &area )
	: LinkPrivate( area )
	{
	}

	class LinkMoviePrivate : public LinkPrivate
	{
	public:
	LinkMoviePrivate( const QRectF &area, LinkMovie::Operation operation, const QString &title, const Ref &reference );

	LinkMovie::Operation operation;
	QString annotationTitle;
	Ref annotationReference;
	};

	LinkMoviePrivate::LinkMoviePrivate( const QRectF &area, LinkMovie::Operation _operation, const QString &title, const Ref &reference )
	: LinkPrivate( area ), operation( _operation ), annotationTitle( title ), annotationReference( reference )
	{
	}

	static void cvtUserToDev(::Page page, double xu, double yu, int xd, int *yd) {
	double ctm[6];

	page->getDefaultCTM(ctm, 72.0, 72.0, 0, false, true);
	xd = (int)(ctm[0] xu + ctm[2] * yu + ctm[4] + 0.5);
	yd = (int)(ctm[1] xu + ctm[3] * yu + ctm[5] + 0.5);
	}

	LinkDestination::LinkDestination(const LinkDestinationData &data)
	: d( new LinkDestinationPrivate )
	{
	bool deleteDest = false;
	LinkDest *ld = data.ld;

	if ( data.namedDest && !ld && !data.externalDest )
	{
	deleteDest = true;
	ld = data.doc->doc->findDest( data.namedDest );
	}
	// in case this destination was named one, and it was not resolved
	if ( data.namedDest && !ld )
	{
	d->name = QString::fromLatin1( data.namedDest->getCString() );
	}

	if (!ld) return;

	if (ld->getKind() == ::destXYZ) d->kind = destXYZ;
	else if (ld->getKind() == ::destFit) d->kind = destFit;
	else if (ld->getKind() == ::destFitH) d->kind = destFitH;
	else if (ld->getKind() == ::destFitV) d->kind = destFitV;
	else if (ld->getKind() == ::destFitR) d->kind = destFitR;
	else if (ld->getKind() == ::destFitB) d->kind = destFitB;
	else if (ld->getKind() == ::destFitBH) d->kind = destFitBH;
	else if (ld->getKind() == ::destFitBV) d->kind = destFitBV;

	if ( !ld->isPageRef() ) d->pageNum = ld->getPageNum();
	else
	{
	Ref ref = ld->getPageRef();
	d->pageNum = data.doc->doc->findPage( ref.num, ref.gen );
	}
	double left = ld->getLeft();
	double bottom = ld->getBottom();
	double right = ld->getRight();
	double top = ld->getTop();
	d->zoom = ld->getZoom();
	d->changeLeft = ld->getChangeLeft();
	d->changeTop = ld->getChangeTop();
	d->changeZoom = ld->getChangeZoom();

	int leftAux = 0, topAux = 0, rightAux = 0, bottomAux = 0;

	if (!data.externalDest) {
	::Page *page;
	if (d->pageNum > 0 &&
	d->pageNum <= data.doc->doc->getNumPages() &&
	(page = data.doc->doc->getPage( d->pageNum )))
	{
	cvtUserToDev( page, left, top, &leftAux, &topAux );
	cvtUserToDev( page, right, bottom, &rightAux, &bottomAux );

	d->left = leftAux / (double)page->getCropWidth();
	d->top = topAux / (double)page->getCropHeight();
	d->right = rightAux/ (double)page->getCropWidth();
	d->bottom = bottomAux / (double)page->getCropHeight();
	}
	else d->pageNum = 0;
	}

	if (deleteDest) delete ld;
	}

	LinkDestination::LinkDestination(const QString &description)
	: d( new LinkDestinationPrivate )
	{
	QStringList tokens = description.split( ';' );
	d->kind = static_cast<Kind>(tokens.at(0).toInt());
	d->pageNum = tokens.at(1).toInt();
	d->left = tokens.at(2).toDouble();
	d->bottom = tokens.at(3).toDouble();
	d->right = tokens.at(4).toDouble();
	d->top = tokens.at(5).toDouble();
	d->zoom = tokens.at(6).toDouble();
	d->changeLeft = static_cast<bool>(tokens.at(7).toInt());
	d->changeTop = static_cast<bool>(tokens.at(8).toInt());
	d->changeZoom = static_cast<bool>(tokens.at(9).toInt());
	}

	LinkDestination::LinkDestination(const LinkDestination &other)
	: d( other.d )
	{
	}

	LinkDestination::~LinkDestination()
	{
	}

	LinkDestination::Kind LinkDestination::kind() const
	{
	return d->kind;
	}

	int LinkDestination::pageNumber() const
	{
	return d->pageNum;
	}

	double LinkDestination::left() const
	{
	return d->left;
	}

	double LinkDestination::bottom() const
	{
	return d->bottom;
	}

	double LinkDestination::right() const
	{
	return d->right;
	}

	double LinkDestination::top() const
	{
	return d->top;
	}

	double LinkDestination::zoom() const
	{
	return d->zoom;
	}

	bool LinkDestination::isChangeLeft() const
	{
	return d->changeLeft;
	}

	bool LinkDestination::isChangeTop() const
	{
	return d->changeTop;
	}

	bool LinkDestination::isChangeZoom() const
	{
	return d->changeZoom;
	}

	QString LinkDestination::toString() const
	{
	QString s = QString::number( (qint8)d->kind );
	s += ";" + QString::number( d->pageNum );
	s += ";" + QString::number( d->left );
	s += ";" + QString::number( d->bottom );
	s += ";" + QString::number( d->right );
	s += ";" + QString::number( d->top );
	s += ";" + QString::number( d->zoom );
	s += ";" + QString::number( (qint8)d->changeLeft );
	s += ";" + QString::number( (qint8)d->changeTop );
	s += ";" + QString::number( (qint8)d->changeZoom );
	return s;
	}

	QString LinkDestination::destinationName() const
	{
	return d->name;
	}

	LinkDestination& LinkDestination::operator=(const LinkDestination &other)
	{
	if ( this == &other )
	return *this;

	d = other.d;
	return *this;
	}


	// Link
	Link::~Link()
	{
	delete d_ptr;
	}

	Link::Link(const QRectF &linkArea)
	: d_ptr( new LinkPrivate( linkArea ) )
	{
	}

	Link::Link( LinkPrivate &dd )
	: d_ptr( &dd )
	{
	}

	Link::LinkType Link::linkType() const
	{
	return None;
	}

	QRectF Link::linkArea() const
	{
	Q_D( const Link );
	return d->linkArea;
	}

	// LinkGoto
	LinkGoto::LinkGoto( const QRectF &linkArea, QString extFileName, const LinkDestination & destination )
	: Link( *new LinkGotoPrivate( linkArea, destination ) )
	{
	Q_D( LinkGoto );
	d->extFileName = extFileName;
	}

	LinkGoto::~LinkGoto()
	{
	}

	bool LinkGoto::isExternal() const
	{
	Q_D( const LinkGoto );
	return !d->extFileName.isEmpty();
	}

	QString LinkGoto::fileName() const
	{
	Q_D( const LinkGoto );
	return d->extFileName;
	}

	LinkDestination LinkGoto::destination() const
	{
	Q_D( const LinkGoto );
	return d->destination;
	}

	Link::LinkType LinkGoto::linkType() const
	{
	return Goto;
	}

	// LinkExecute
	LinkExecute::LinkExecute( const QRectF &linkArea, const QString & file, const QString & params )
	: Link( *new LinkExecutePrivate( linkArea ) )
	{
	Q_D( LinkExecute );
	d->fileName = file;
	d->parameters = params;
	}

	LinkExecute::~LinkExecute()
	{
	}

	QString LinkExecute::fileName() const
	{
	Q_D( const LinkExecute );
	return d->fileName;
	}
	QString LinkExecute::parameters() const
	{
	Q_D( const LinkExecute );
	return d->parameters;
	}

	Link::LinkType LinkExecute::linkType() const
	{
	return Execute;
	}

	// LinkBrowse
	LinkBrowse::LinkBrowse( const QRectF &linkArea, const QString &url )
	: Link( *new LinkBrowsePrivate( linkArea ) )
	{
	Q_D( LinkBrowse );
	d->url = url;
	}

	LinkBrowse::~LinkBrowse()
	{
	}

	QString LinkBrowse::url() const
	{
	Q_D( const LinkBrowse );
	return d->url;
	}

	Link::LinkType LinkBrowse::linkType() const
	{
	return Browse;
	}

	// LinkAction
	LinkAction::LinkAction( const QRectF &linkArea, ActionType actionType )
	: Link( *new LinkActionPrivate( linkArea ) )
	{
	Q_D( LinkAction );
	d->type = actionType;
	}

	LinkAction::~LinkAction()
	{
	}

	LinkAction::ActionType LinkAction::actionType() const
	{
	Q_D( const LinkAction );
	return d->type;
	}

	Link::LinkType LinkAction::linkType() const
	{
	return Action;
	}

	// LinkSound
	LinkSound::LinkSound( const QRectF &linkArea, double volume, bool sync, bool repeat, bool mix, SoundObject *sound )
	: Link( *new LinkSoundPrivate( linkArea ) )
	{
	Q_D( LinkSound );
	d->volume = volume;
	d->sync = sync;
	d->repeat = repeat;
	d->mix = mix;
	d->sound = sound;
	}

	LinkSound::~LinkSound()
	{
	}

	Link::LinkType LinkSound::linkType() const
	{
	return Sound;
	}

	double LinkSound::volume() const
	{
	Q_D( const LinkSound );
	return d->volume;
	}

	bool LinkSound::synchronous() const
	{
	Q_D( const LinkSound );
	return d->sync;
	}

	bool LinkSound::repeat() const
	{
	Q_D( const LinkSound );
	return d->repeat;
	}

	bool LinkSound::mix() const
	{
	Q_D( const LinkSound );
	return d->mix;
	}

	SoundObject *LinkSound::sound() const
	{
	Q_D( const LinkSound );
	return d->sound;
	}

	// LinkRendition
	LinkRendition::LinkRendition( const QRectF &linkArea, ::MediaRendition *rendition, int operation, const QString &script, const Ref &annotationReference )
	: Link( *new LinkRenditionPrivate( linkArea, rendition, static_cast<enum ::LinkRendition::RenditionOperation>(operation), script, annotationReference ) )
	{
	}

	LinkRendition::~LinkRendition()
	{
	}

	Link::LinkType LinkRendition::linkType() const
	{
	return Rendition;
	}

	MediaRendition * LinkRendition::rendition() const
	{
	Q_D( const LinkRendition );
	return d->rendition;
	}

	LinkRendition::RenditionAction LinkRendition::action() const
	{
	Q_D( const LinkRendition );
	return d->action;
	}

	QString LinkRendition::script() const
	{
	Q_D( const LinkRendition );
	return d->script;
	}

	bool LinkRendition::isReferencedAnnotation( const ScreenAnnotation *annotation ) const
	{
	Q_D( const LinkRendition );
	if ( d->annotationReference.num != -1 && d->annotationReference == annotation->d_ptr->pdfObjectReference() )
	{
	return true;
	}

	return false;
	}

	// LinkJavaScript
	LinkJavaScript::LinkJavaScript( const QRectF &linkArea, const QString &js )
	: Link( *new LinkJavaScriptPrivate( linkArea ) )
	{
	Q_D( LinkJavaScript );
	d->js = js;
	}

	LinkJavaScript::~LinkJavaScript()
	{
	}

	Link::LinkType LinkJavaScript::linkType() const
	{
	return JavaScript;
	}

	QString LinkJavaScript::script() const
	{
	Q_D( const LinkJavaScript );
	return d->js;
	}

	// LinkMovie
	LinkMovie::LinkMovie( const QRectF &linkArea, Operation operation, const QString &annotationTitle, const Ref &annotationReference )
	: Link( *new LinkMoviePrivate( linkArea, operation, annotationTitle, annotationReference ) )
	{
	}

	LinkMovie::~LinkMovie()
	{
	}

	Link::LinkType LinkMovie::linkType() const
	{
	return Movie;
	}

	LinkMovie::Operation LinkMovie::operation() const
	{
	Q_D( const LinkMovie );
	return d->operation;
	}

	bool LinkMovie::isReferencedAnnotation( const MovieAnnotation *annotation ) const
	{
	Q_D( const LinkMovie );
	if ( d->annotationReference.num != -1 && d->annotationReference == annotation->d_ptr->pdfObjectReference() )
	{
	return true;
	}
	else if ( !d->annotationTitle.isNull() )
	{
	return ( annotation->movieTitle() == d->annotationTitle );
	}

	return false;
	}
	}