led.h

// Widget which visualizes LED
// Author: Dmytro Pavlichenko <dm.mark999@gmail.com>

#ifndef LED_H
#define LED_H

#include <QWidget>
#include <QObject>

#include <QPaintEvent>

class LED : public QWidget
{
Q_OBJECT
public:
    LED(int width_, int height_, QWidget *parent = 0);
    virtual ~LED();

    bool turn(bool on);
    bool turned() const { return state; }

    void setBlinking(bool blink) { this->blink = blink; }
    bool isBlinking() const { return blink; }

    bool setColor(QColor color);
    void setOnColor(QColor color);

private:
    void paintEvent(QPaintEvent *event);

    int width;
    int height;

    bool state;
    bool blink;

    QColor onColor;
    QColor offColor;
    QColor currentColor;
};

#endif