examples/graphicsview/portedasteroids/ledmeter.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 06 Jul 2010 15:10:48 +0300
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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**   * Redistributions of source code must retain the above copyright
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**     notice, this list of conditions and the following disclaimer.
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**   * Redistributions in binary form must reproduce the above copyright
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**     notice, this list of conditions and the following disclaimer in
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**     the documentation and/or other materials provided with the
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**     distribution.
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**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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**     the names of its contributors may be used to endorse or promote
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**     products derived from this software without specific prior written
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**     permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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/*
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 * KAsteroids - Copyright (c) Martin R. Jones 1997
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 *
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 * Part of the KDE project
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 */
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#ifndef __LEDMETER_H__
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#define __LEDMETER_H__
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#include <q3frame.h>
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#include <q3ptrlist.h>
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//Added by qt3to4:
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#include <QResizeEvent>
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class KALedMeter : public Q3Frame
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{
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    Q_OBJECT
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public:
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    KALedMeter( QWidget *parent );
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    int range() const { return mRange; }
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    void setRange( int r );
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    int count() const { return mCount; }
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    void setCount( int c );
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    int value () const { return mValue; }
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    void addColorRange( int pc, const QColor &c );
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public slots:
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    void setValue( int v );
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protected:
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    virtual void resizeEvent( QResizeEvent * );
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    virtual void drawContents( QPainter * );
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    void calcColorRanges();
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protected:
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    struct ColorRange
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    {
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	int mPc;
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	int mValue;
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	QColor mColor;
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    };
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    int mRange;
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    int mCount;
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    int mCurrentCount;
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    int mValue;
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    Q3PtrList<ColorRange> mCRanges;
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};
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#endif