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104 lines
2.3 KiB
104 lines
2.3 KiB
/* This file is part of the KDE project
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Copyright (C) 2001-2002 Matthias Kretz <kretz@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License version 2
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as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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// $Id$
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#ifndef _KIMAGEHOLDER_H
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#define _KIMAGEHOLDER_H
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#include <tqwidget.h>
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class TQRect;
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class TQPainter;
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class TQPen;
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class TQPixmap;
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class KPixmap;
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class TQPoint;
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/**
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* @short Image widget
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* @version $Id$
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*/
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class KImageHolder : public TQWidget
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{
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TQ_OBJECT
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public:
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KImageHolder( TQWidget *parent = 0, const char * name = 0 );
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virtual ~KImageHolder();
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void clearSelection();
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void setImage( const KPixmap & );
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void setImage( const TQImage & );
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void setImage( const TQMovie & );
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/**
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* clears the ImageHolder
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*/
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void clear();
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/**
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* the selected rect
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*/
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TQRect selection() const;
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TQSize sizeHint() const;
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void setDrawRect( const TQRect & rect ) { m_drawRect = rect; }
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const TQRect & drawRect() const { return m_drawRect; }
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signals:
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void contextPress( const TQPoint& );
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void selected( const TQRect & );
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void wannaScroll( int dx, int dy );
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void cursorPos( const TQPoint & );
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protected:
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void mousePressEvent( TQMouseEvent * );
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void mouseMoveEvent( TQMouseEvent * );
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void mouseReleaseEvent( TQMouseEvent * );
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void paintEvent( TQPaintEvent * );
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virtual void timerEvent( TQTimerEvent * );
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private:
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void drawSelect( TQPainter & );
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void eraseSelect();
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void setPixmap( const KPixmap & );
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private:
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TQRect m_selection;
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TQRect m_drawRect;
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TQPoint m_scrollpos;
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TQPoint m_selectionStartPoint;
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const KPixmap & checkboardPixmap();
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bool m_selected;
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bool m_bSelecting;
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int m_scrollTimerId;
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int m_xOffset, m_yOffset;
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TQPen *m_pen;
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KPixmap * m_pPixmap;
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KPixmap * m_pDoubleBuffer;
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KPixmap * m_pCheckboardPixmap;
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};
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#endif // _KIMAGEHOLDER_H
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