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104 lines
3.1 KiB
104 lines
3.1 KiB
/*************************************************************************** |
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* Copyright (C) 2004 by Enrico Ros <eros.kde@email.it> * |
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* Copyright (C) 2004 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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#ifndef _KPDF_DOCUMENT_H_ |
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#define _KPDF_DOCUMENT_H_ |
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#include <qobject.h> |
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#include <qvaluevector.h> |
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class KPrinter; |
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class Outline; |
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class KPDFPage; |
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class KPDFLink; |
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/** |
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* @short Base class for objects being notified when something changes. |
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* |
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* Inherit this class and call KPDFDocument->addObserver( obsClass ) to get notified |
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* of asyncronous events (a new pixmap has arrived, changed, etc... ). |
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*/ |
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class KPDFDocumentObserver |
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{ |
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public: |
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// you must give each observer a unique ID (used for notifications) |
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virtual uint observerId() const = 0; |
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// monitor changes in pixmaps (generation thread complete) |
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virtual void notifyPixmapChanged( int /*pageNumber*/ ) {}; |
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// commands from the Document to all observers |
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virtual void pageSetup( const QValueVector<KPDFPage*> & /*pages*/, bool /*documentChanged*/ ) {}; |
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virtual void pageSetCurrent( int /*pageNumber*/, const QRect & /*viewport*/ = QRect() ) {}; |
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}; |
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#define PAGEVIEW_ID 1 |
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#define THUMBNAILS_ID 2 |
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#define TOC_ID 3 |
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/** |
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* @short The information container. Actions (like open,find) take place here. |
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* |
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* xxxxxx |
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* yyy. |
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*/ |
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class KPDFDocument : public QObject |
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{ |
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Q_OBJECT |
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public: |
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KPDFDocument(); |
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~KPDFDocument(); |
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// document handling |
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bool openDocument( const QString & docFile ); |
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void closeDocument(); |
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// query methods |
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uint currentPage() const; |
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uint pages() const; |
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bool atBegin() const; |
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bool atEnd() const; |
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const KPDFPage * page( uint page ) const; |
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Outline * outline() const; |
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// observers related methods |
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void addObserver( KPDFDocumentObserver * pObserver ); |
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void requestPixmap( int id, uint page, int width, int height, bool syncronous = false ); |
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void requestTextPage( uint page ); |
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bool okToPrint() const; |
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bool print(KPrinter &printer); |
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//public slots: |
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// document commands via slots |
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void slotSetCurrentPage( int page, const QRect & viewport = QRect() ); |
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void slotSetFilter( const QString & pattern, bool caseSensitive ); |
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void slotToggleBookmark( int page ); |
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void slotFind( const QString & text = "", bool caseSensitive = false ); |
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void slotProcessLink( const KPDFLink * link ); |
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signals: |
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// notify changes via signals |
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void pageChanged(); |
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private: |
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QString giveAbsolutePath( const QString & fileName ); |
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bool openRelativeFile( const QString & fileName ); |
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void processPageList( bool documentChanged ); |
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void unHilightPages(); |
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class KPDFDocumentPrivate * d; |
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}; |
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#endif
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