1 /* 2 * Copyright (C) 2008-2009, Pino Toscano <pino@kde.org> 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2, or (at your option) 7 * any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. 17 */ 18 19 #ifndef PAGEVIEW_H 20 #define PAGEVIEW_H 21 22 #include <QtGui/QScrollArea> 23 24 #include "documentobserver.h" 25 26 class QLabel; 27 28 class PageView : public QScrollArea, public DocumentObserver 29 { 30 Q_OBJECT 31 32 public: 33 PageView(QWidget *parent = 0); 34 ~PageView(); 35 36 /*virtual*/ void documentLoaded(); 37 /*virtual*/ void documentClosed(); 38 /*virtual*/ void pageChanged(int page); 39 40 private Q_SLOTS: 41 void slotZoomChanged(qreal value); 42 43 private: 44 QLabel *m_imageLabel; 45 qreal m_zoom; 46 int m_dpiX; 47 int m_dpiY; 48 }; 49 50 #endif 51