aclock.h

基于qte 2.3.7做的 趋势图控件

/****************************************************************************
** $Id: qt/examples/aclock/aclock.h   2.3.7   edited 2001-01-26 $
**
** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
**
** This file is part of an example program for Qt.  This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/

#ifndef ACLOCK_H
#define ACLOCK_H

#include <qwidget.h>


class Hwt_trend : public QWidget		// analog clock widget
{
    Q_OBJECT
public:
    Hwt_trend( QWidget *parent=0, const char *name=0 );
    void runDemo( int t);
    void setVol( float pvolt);

protected:
    void paintEvent( QPaintEvent *);
    
private slots:
    void drawClock( QPainter* );
    void	timeout();

private:
    long	c;
    int		flag,demo;
    float	volt;
    float	point[30];
    QPointArray  *pts;
    QString s[4];
};


#endif // ACLOCK_H