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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 <qwidget.h>
class QRect;
class QPainter;
class QPen;
class QPixmap;
class KPixmap;
class QPoint;
/**
* @short Image widget
* @version $Id$
*/
class KImageHolder : public QWidget
{
Q_OBJECT
public:
KImageHolder( QWidget *parent = 0, const char * name = 0 );
virtual ~KImageHolder();
void clearSelection();
void setImage( const KPixmap & );
void setImage( const QImage & );
void setImage( const QMovie & );
/**
* clears the ImageHolder
*/
void clear();
/**
* the selected rect
*/
QRect selection() const;
QSize sizeHint() const;
void setDrawRect( const QRect & rect ) { m_drawRect = rect; }
const QRect & drawRect() const { return m_drawRect; }
signals:
void contextPress( const QPoint& );
void selected( const QRect & );
void wannaScroll( int dx, int dy );
void cursorPos( const QPoint & );
protected:
void mousePressEvent( QMouseEvent * );
void mouseMoveEvent( QMouseEvent * );
void mouseReleaseEvent( QMouseEvent * );
void paintEvent( QPaintEvent * );
virtual void timerEvent( QTimerEvent * );
private:
void drawSelect( QPainter & );
void eraseSelect();
void setPixmap( const KPixmap & );
private:
QRect m_selection;
QRect m_drawRect;
QPoint m_scrollpos;
QPoint m_selectionStartPoint;
const KPixmap & checkboardPixmap();
bool m_selected;
bool m_bSelecting;
int m_scrollTimerId;
int m_xOffset, m_yOffset;
QPen *m_pen;
KPixmap * m_pPixmap;
KPixmap * m_pDoubleBuffer;
KPixmap * m_pCheckboardPixmap;
};
// vim:sw=4:ts=4
#endif // _KIMAGEHOLDER_H
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