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