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/* This file is part of the KDE project
Copyright (C) 2001-2002 Matthias Kretz <kretz@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
// $Id$
#ifndef _KIMAGEHOLDER_H
#define _KIMAGEHOLDER_H
#include <tqwidget.h>
class TQRect;
class TQPainter;
class TQPen;
class TQPixmap;
class KPixmap;
class TQPoint;
/**
* @short Image widget
* @version $Id$
*/
class KImageHolder : public TQWidget
{
Q_OBJECT
public:
KImageHolder( TQWidget *parent = 0, const char * name = 0 );
virtual ~KImageHolder();
void clearSelection();
void setImage( const KPixmap & );
void setImage( const TQImage & );
void setImage( const TQMovie & );
/**
* clears the ImageHolder
*/
void clear();
/**
* the selected rect
*/
TQRect selection() const;
TQSize sizeHint() const;
void setDrawRect( const TQRect & rect ) { m_drawRect = rect; }
const TQRect & drawRect() const { return m_drawRect; }
signals:
void contextPress( const TQPoint& );
void selected( const TQRect & );
void wannaScroll( int dx, int dy );
void cursorPos( const TQPoint & );
protected:
void mousePressEvent( TQMouseEvent * );
void mouseMoveEvent( TQMouseEvent * );
void mouseReleaseEvent( TQMouseEvent * );
void paintEvent( TQPaintEvent * );
virtual void timerEvent( TQTimerEvent * );
private:
void drawSelect( TQPainter & );
void eraseSelect();
void setPixmap( const KPixmap & );
private:
TQRect m_selection;
TQRect m_drawRect;
TQPoint m_scrollpos;
TQPoint m_selectionStartPoint;
const KPixmap & checkboardPixmap();
bool m_selected;
bool m_bSelecting;
int m_scrollTimerId;
int m_xOffset, m_yOffset;
TQPen *m_pen;
KPixmap * m_pPixmap;
KPixmap * m_pDoubleBuffer;
KPixmap * m_pCheckboardPixmap;
};
// vim:sw=4:ts=4
#endif // _KIMAGEHOLDER_H
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