Home · All Classes · Main Classes · Grouped Classes · Modules · Functions

ledmeter.h Example File
^{graphicsview/portedasteroids/ledmeter.h}

 /****************************************************************************
 **
 ** Copyright (C) 2006-2007 Trolltech ASA. All rights reserved.
 **
 ** This file is part of the example classes of the Qt Toolkit.
 **
 ** This file may be used under the terms of the GNU General Public
 ** License version 2.0 as published by the Free Software Foundation
 ** and appearing in the file LICENSE.GPL included in the packaging of
 ** this file.  Please review the following information to ensure GNU
 ** General Public Licensing requirements will be met:
 ** http://www.trolltech.com/products/qt/opensource.html
 **
 ** If you are unsure which license is appropriate for your use, please
 ** review the following information:
 ** http://www.trolltech.com/products/qt/licensing.html or contact the
 ** sales department at [email protected].
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ****************************************************************************/

 /*
  * KAsteroids - Copyright (c) Martin R. Jones 1997
  *
  * Part of the KDE project
  */

 #ifndef __LEDMETER_H__
 #define __LEDMETER_H__

 #include <q3frame.h>
 #include <q3ptrlist.h>
 //Added by qt3to4:
 #include <QResizeEvent>

 class KALedMeter : public Q3Frame
 {
     Q_OBJECT
 public:
     KALedMeter( QWidget *parent );

     int range() const { return mRange; }
     void setRange( int r );

     int count() const { return mCount; }
     void setCount( int c );

     int value () const { return mValue; }

     void addColorRange( int pc, const QColor &c );

 public slots:
     void setValue( int v );

 protected:
     virtual void resizeEvent( QResizeEvent * );
     virtual void drawContents( QPainter * );
     void calcColorRanges();

 protected:
     struct ColorRange
     {
         int mPc;
         int mValue;
         QColor mColor;
     };

     int mRange;
     int mCount;
     int mCurrentCount;
     int mValue;
     Q3PtrList<ColorRange> mCRanges;
 };

 #endif