posterpreview.h

/*
 *  This file is part of the KDE libraries
 *  Copyright (c) 2001-2002 Michael Goffioul <tdeprint@swing.be>
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public
 *  License version 2 as published by the Free Software Foundation.
 *
 *  This library 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
 *  Library General Public License for more details.
 *
 *  You should have received a copy of the GNU Library General Public License
 *  along with this library; see the file COPYING.LIB.  If not, write to
 *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 *  Boston, MA 02110-1301, USA.
 **/
 
#ifndef POSTERPREVIEW_H
#define POSTERPREVIEW_H
 
#include <tqframe.h>
#include <tqvaluelist.h>
 
class TDEProcess;
 
class PosterPreview : public TQFrame
{
    TQ_OBJECT
public:
    PosterPreview( TQWidget *parent = 0, const char *name = 0 );
    PosterPreview( const TQString& postersize, const TQString& mediasize, TQWidget *parent = 0, const char *name = 0 );
    ~PosterPreview();
 
public slots:
    void setPosterSize( int );
    void setPosterSize( const TQString& );
    void setMediaSize( int );
    void setMediaSize( const TQString& );
    void setCutMargin( int );
    void updatePoster();
    void setSelectedPages( const TQString& );
 
signals:
    void selectionChanged( const TQString& );
 
protected:
    void parseBuffer();
    void drawContents( TQPainter* );
    void init();
    void setDirty();
    void mouseMoveEvent( TQMouseEvent* );
    void mousePressEvent( TQMouseEvent* );
    void emitSelectedPages();
 
protected slots:
    void slotProcessStderr( TDEProcess*, char*, int );
    void slotProcessExited( TDEProcess* );
 
private:
    int m_rows, m_cols;
    int m_pw, m_ph; // page size
    int m_mw, m_mh; // cur margins
    TQRect m_posterbb; // poster bounding box (without any margin)
    TDEProcess *m_process;
    TQString m_buffer;
    TQString m_postersize, m_mediasize;
    int m_cutmargin;
    bool m_dirty;
    TQRect m_boundingrect;
    TQValueList<int> m_selectedpages;
};
 
#endif /* POSTERPREVIEW_H */