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/***************************************************************************
* Copyright (C) 2005 by Alexander Nemish *
* *
* 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 of the License, 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef BOOKWIDGET_H
#define BOOKWIDGET_H
#include <qwidget.h>
#include <qevent.h>
#include <qpixmap.h>
#include <qthread.h>
#include <qtimer.h>
#include <qfile.h>
#include <kurl.h>
#include <algorithm>
#include "renderer.h"
#include "bookmark.h"
class QStringList;
class QRect;
class KProgressDialog;
/**
*/
class BookWidget : public QWidget
{
Q_OBJECT
public:
BookWidget(QWidget *parent = 0, const char *name = 0);
~BookWidget();
virtual void openURL(const KURL & url);
virtual QString currentURL();
void paintEvent (QPaintEvent *);
void setFont( const QFont & );
void setParaOffset(int offset);
void setCurrentPage(int number);
int currentPage() const { return m_currentPage; };
int pageCount() const { return m_renderer->pageCount(); }
void nextPage();
void prevPage();
void firstPage();
void lastPage();
QSize minimumSizeHint () const;
void setupPageSize();
void setEncoding(int);
void setEncoding(const QString & a_encoding);
void setEncodings(const QStringList & a_encodings);
QString encoding() const { return m_encodings[m_encoding]; }
//const TextThread * thread() const {return m_thread;}
void addBookmark(const QString& name);
void saveBookmarks();
void loadBookmarks();
void setBookmarks(const Bookmarks& bms);
const Bookmarks & bookmarks() const { return m_bookmarks; }
signals:
/**
* Use this signal to change the content of the statusbar
*/
void signalChangeStatusbar(const QString& text);
/**
* Use this signal to change the content of the caption
*/
void signalChangeCaption(const QString& text);
void loaded(int);
void loadingFinished();
protected:
const QRect rectLeftPage() const;
const QRect rectRightPage() const;
void mousePressEvent(QMouseEvent *);
void keyPressEvent (QKeyEvent * e);
void resizeEvent (QResizeEvent * e);
void wheelEvent (QWheelEvent * e);
void clearAll();
void drawContent(QPainter& paint);
void drawPageNumbers(QPainter& paint);
void drawBookmark(QPainter& paint, Bookmark const& bm);
bool modified() const { return m_modified; };
private slots:
void loadLine();
void cancelLoading();
void renderingFinished();
private:
KURL m_url;
bool m_modified;
QPixmap m_cachePixmap;
int m_currentPage;
int m_left_margin;
int m_right_margin;
int m_top_margin;
int m_bottom_margin;
int m_middle_margin;
QFile m_file;
QTimer m_timer;
QStringList m_encodings;
int m_encoding;
std::auto_ptr<Renderer> m_renderer;
std::auto_ptr<QTextStream> m_stream;
std::auto_ptr<QStringList> m_textLines;
std::auto_ptr<KProgressDialog> m_progressDlg;
Bookmarks m_bookmarks;
};
#endif
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