ledmeter.h Example File

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/*
 * KAsteroids - Copyright (c) Martin R. Jones 1997
 *
 * Part of the KDE project
 */
#ifndef __LEDMETER_H__
#define __LEDMETER_H__
#include <QFrame>
#include <QList>
#include <QResizeEvent>
class KALedMeter : public QFrame
{
    Q_OBJECT
public:
    KALedMeter( QWidget *parent );
    ~KALedMeter();
    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 paintEvent(QPaintEvent *event);
    void calcColorRanges();
protected:
    struct ColorRange
    {
        int mPc;
        int mValue;
        QColor mColor;
    };
    int mRange;
    int mCount;
    int mCurrentCount;
    int mValue;
    QList<ColorRange*> mCRanges;
};
#endif