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419 lines
8.4 KiB
419 lines
8.4 KiB
/**
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* Copyright (C) 2001 the KGhostView authors. See file AUTHORS.
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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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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "dscparse_adapter.h"
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using namespace std;
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/*-- KDSCBBOX implementation -----------------------------------------------*/
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KDSCBBOX::KDSCBBOX() :
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_llx( 0 ), _lly( 0 ),
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_urx( 0 ), _ury( 0 )
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{}
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KDSCBBOX::KDSCBBOX( const KDSCBBOX& b ) :
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_llx( b._llx ), _lly( b._lly ),
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_urx( b._urx ), _ury( b._ury )
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{}
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KDSCBBOX::KDSCBBOX( int llx, int lly, int urx, int ury ) :
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_llx( llx ), _lly( lly ),
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_urx( urx ), _ury( ury )
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{}
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KDSCBBOX::KDSCBBOX( const CDSCBBOX& bbox ) :
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_llx( bbox.llx ), _lly( bbox.lly ),
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_urx( bbox.urx ), _ury( bbox.ury )
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{}
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KDSCBBOX& KDSCBBOX::operator = ( const KDSCBBOX& b )
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{
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_llx = b._llx; _lly = b._lly; _urx = b._urx; _ury = b._ury;
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return *this;
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}
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bool KDSCBBOX::operator == ( const KDSCBBOX& b )
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{
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return ( _llx == b._llx && _lly == b._lly
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&& _urx == b._urx && _ury == b._ury );
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}
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bool KDSCBBOX::operator != ( const KDSCBBOX& b )
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{
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return !( *this == b );
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}
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int KDSCBBOX::llx() const { return _llx; }
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int KDSCBBOX::lly() const { return _lly; }
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int KDSCBBOX::urx() const { return _urx; }
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int KDSCBBOX::ury() const { return _ury; }
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int KDSCBBOX::width() const { return _urx - _llx; }
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int KDSCBBOX::height() const { return _ury - _lly; }
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TQSize KDSCBBOX::size() const { return TQSize( width(), height() ); }
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ostream& operator << ( ostream& os, const KDSCBBOX& source )
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{
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os << "{ llx: "<< source.llx() << ", lly: " << source.lly()
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<< " urx: "<< source.urx() << ", ury: " << source.ury() << " }";
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return os;
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}
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/*-- KDSCError implementation ----------------------------------------------*/
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KDSCError::KDSCError( Type type, Severity severity, const TQCString& line,
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unsigned int lineNumber ) :
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_type( type ),
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_severity( severity ),
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_line( line ),
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_lineNumber( lineNumber )
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{}
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KDSCError::Type KDSCError::type() const
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{
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return _type;
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}
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KDSCError::Severity KDSCError::severity() const
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{
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return _severity;
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}
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TQCString KDSCError::line() const
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{
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return _line;
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}
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unsigned int KDSCError::lineNumber() const
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{
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return _lineNumber;
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}
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/*-- KDSCOkErrorHandler implementation -------------------------------------*/
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KDSCErrorHandler::Response KDSCOkErrorHandler::error( const KDSCError& err )
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{
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cout << "KDSC: error in line " << err.lineNumber() << endl;
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cout << err.line().data() << endl;
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return Ok;
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}
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/*-- KDSC implementation ---------------------------------------------------*/
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KDSC::KDSC() :
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_errorHandler( 0 ),
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_commentHandler( 0 )
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{
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_cdsc = dsc_init( this );
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Q_ASSERT( _cdsc != 0 );
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_scanHandler = new KDSCScanHandler( _cdsc );
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}
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KDSC::~KDSC()
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{
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dsc_free( _cdsc );
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delete _scanHandler;
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}
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TQString KDSC::dsc_version() const
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{
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return TQString( _cdsc->dsc_version );
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}
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bool KDSC::dsc() const
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{
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return ( _cdsc->dsc == TRUE );
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}
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bool KDSC::ctrld() const
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{
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return ( _cdsc->ctrld == TRUE );
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}
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bool KDSC::pjl() const
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{
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return ( _cdsc->pjl == TRUE );
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}
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bool KDSC::epsf() const
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{
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return ( _cdsc->epsf == TRUE );
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}
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bool KDSC::pdf() const
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{
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return ( _cdsc->pdf == TRUE );
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}
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unsigned int KDSC::preview() const
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{
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return _cdsc->preview;
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}
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unsigned int KDSC::language_level() const
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{
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return _cdsc->language_level;
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}
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unsigned int KDSC::document_data() const
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{
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return _cdsc->document_data;
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}
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unsigned long KDSC::begincomments() const
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{
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return _cdsc->begincomments;
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}
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unsigned long KDSC::endcomments() const
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{
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return _cdsc->endcomments;
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}
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unsigned long KDSC::beginpreview() const
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{
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return _cdsc->beginpreview;
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}
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unsigned long KDSC::endpreview() const
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{
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return _cdsc->endpreview;
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}
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unsigned long KDSC::begindefaults() const
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{
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return _cdsc->begindefaults;
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}
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unsigned long KDSC::enddefaults() const
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{
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return _cdsc->enddefaults;
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}
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unsigned long KDSC::beginprolog() const
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{
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return _cdsc->beginprolog;
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}
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unsigned long KDSC::endprolog() const
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{
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return _cdsc->endprolog;
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}
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unsigned long KDSC::beginsetup() const
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{
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return _cdsc->beginsetup;
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}
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unsigned long KDSC::endsetup() const
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{
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return _cdsc->endsetup;
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}
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unsigned long KDSC::begintrailer() const
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{
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return _cdsc->begintrailer;
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}
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unsigned long KDSC::endtrailer() const
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{
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return _cdsc->endtrailer;
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}
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CDSCPAGE* KDSC::page() const
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{
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return _cdsc->page;
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}
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unsigned int KDSC::page_count() const
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{
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return _cdsc->page_count;
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}
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unsigned int KDSC::page_pages() const
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{
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return _cdsc->page_pages;
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}
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unsigned int KDSC::page_order() const
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{
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return _cdsc->page_order;
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}
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unsigned int KDSC::page_orientation() const
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{
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return _cdsc->page_orientation;
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}
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CDSCCTM* KDSC::viewing_orientation() const
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{
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return _cdsc->viewing_orientation;
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}
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unsigned int KDSC::media_count() const
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{
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return _cdsc->media_count;
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}
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CDSCMEDIA** KDSC::media() const
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{
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return _cdsc->media;
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}
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const CDSCMEDIA* KDSC::page_media() const
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{
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return _cdsc->page_media;
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}
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auto_ptr<KDSCBBOX> KDSC::bbox() const
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{
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if( _cdsc->bbox == 0 )
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return auto_ptr<KDSCBBOX>( 0 );
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else
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return auto_ptr<KDSCBBOX>( new KDSCBBOX( *_cdsc->bbox ) );
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}
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auto_ptr<KDSCBBOX> KDSC::page_bbox() const
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{
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if( _cdsc->page_bbox == 0 )
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return auto_ptr<KDSCBBOX>( 0 );
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else
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return auto_ptr<KDSCBBOX>( new KDSCBBOX( *_cdsc->page_bbox ) );
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}
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TQString KDSC::dsc_title() const
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{
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return TQString( _cdsc->dsc_title );
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}
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TQString KDSC::dsc_creator() const
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{
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return TQString( _cdsc->dsc_creator );
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}
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TQString KDSC::dsc_date() const
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{
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return TQString( _cdsc->dsc_date );
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}
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TQString KDSC::dsc_for() const
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{
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return TQString( _cdsc->dsc_for );
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}
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bool KDSC::scanData( char* buffer, unsigned int count )
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{
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return _scanHandler->scanData( buffer, count );
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}
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int KDSC::fixup()
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{
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return dsc_fixup( _cdsc );
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}
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KDSCErrorHandler* KDSC::errorHandler() const
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{
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return _errorHandler;
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}
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void KDSC::setErrorHandler( KDSCErrorHandler* errorHandler )
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{
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_errorHandler = errorHandler;
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if( errorHandler == 0 )
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dsc_set_error_function( _cdsc, 0 );
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else
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dsc_set_error_function( _cdsc, &errorFunction );
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}
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KDSCCommentHandler* KDSC::commentHandler() const
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{
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return _commentHandler;
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}
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void KDSC::setCommentHandler( KDSCCommentHandler* commentHandler )
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{
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if( _commentHandler != 0 && commentHandler == 0 )
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{
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delete _scanHandler;
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_scanHandler = new KDSCScanHandler( _cdsc );
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}
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else if( _commentHandler == 0 && commentHandler != 0 )
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{
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delete _scanHandler;
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_scanHandler = new KDSCScanHandlerByLine( _cdsc, commentHandler );
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}
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_commentHandler = commentHandler;
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}
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bool KDSC::isStructured() const
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{
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return epsf() ? ( page_count() > 1 ) : ( page_count() > 0 );
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}
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CDSC* KDSC::cdsc() const
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{
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return _cdsc;
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}
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int KDSC::errorFunction( void* caller_data, CDSC* dsc,
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unsigned int explanation, const char* line, unsigned int line_len )
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{
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KDSCError error(
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static_cast< KDSCError::Type >( explanation ),
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static_cast< KDSCError::Severity >( dsc->severity[explanation] ),
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TQCString( line, line_len + 1 ),
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dsc->line_count
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);
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KDSC* kdsc = static_cast< KDSC* >( caller_data );
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Q_ASSERT( kdsc );
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return kdsc->errorHandler()->error( error );
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}
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bool KDSCScanHandlerByLine::scanData( char* buf, unsigned int count )
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{
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char* lineStart = buf;
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char* it = buf;
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while( it < buf + count )
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{
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if( *it++ == '\n' )
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{
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int retval = dsc_scan_data( _cdsc, lineStart, it - lineStart );
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if( retval < 0 )
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return false;
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else if( retval > 0 )
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{
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_commentHandler->comment(
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static_cast<KDSCCommentHandler::Name>( retval ) );
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}
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lineStart = it;
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}
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}
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if( it != lineStart )
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{
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// Scan the remaining part of the string.
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return ( dsc_scan_data( _cdsc, lineStart, it - lineStart ) < 0 );
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}
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else
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return true;
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}
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