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Current File : //usr/share/emscripten/tests/poppler/qt4/src/poppler-link.cc
/* poppler-link.cc: qt interface to poppler
* Copyright (C) 2006-2007, Albert Astals Cid
* Copyright (C) 2007-2008, Pino Toscano <pino@kde.org>
* Copyright (C) 2010 Hib Eris <hib@hiberis.nl>
* 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-qt4.h>
#include <poppler-private.h>
#include <QtCore/QStringList>
#include "Link.h"
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 LinkJavaScriptPrivate : public LinkPrivate
{
public:
LinkJavaScriptPrivate( const QRectF &area );
QString js;
};
LinkJavaScriptPrivate::LinkJavaScriptPrivate( const QRectF &area )
: LinkPrivate( area )
{
}
#if 0
class LinkMoviePrivate : public LinkPrivate
{
public:
LinkMoviePrivate( const QRectF &area );
};
LinkMoviePrivate::LinkMoviePrivate( const QRectF &area )
: LinkPrivate( area )
{
}
#endif
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;
::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;
}
// 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;
}
#if 0
// LinkMovie
LinkMovie::LinkMovie( const QRectF &linkArea )
: Link( *new LinkMoviePrivate( linkArea ) )
{
}
LinkMovie::~LinkMovie()
{
}
Link::LinkType LinkMovie::linkType() const
{
return Movie;
}
#endif
}
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