LEDLightWidget.h

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#pragma once
#include "DLLInfo.h"
#include <NDEVR/RGBColor.h>
#include <QWidget>
namespace NDEVR
{
    class RGBColor;
    /**--------------------------------------------------------------------------------------------------
    \brief Displays a simple light widget that can be set to blink or change colors.
    *-----------------------------------------------------------------------------------------------**/
    class NDEVR_WIDGETS_API LEDLightWidget : public QWidget
    {
        Q_OBJECT
    public:
        explicit LEDLightWidget(QWidget* parent = 0);
        QSize sizeHint() const;
 
        ///
        /// \brief SetColor - Sets the LED on and off color
        /// \param crOn QColor On color
        /// \param crOff QColor off color
        ///
        void setColor(QColor crOn, QColor crOff);
        void setColor(RGBColor crOn, RGBColor crOff = Constant<RGBColor>::Invalid);
        RGBColor currentColor() const;
 
        ///
        /// \brief Ping - Use Ping to momentarily enable (turn on) the LED.
        ///
        /// The Ping method will turn on the led for mSec milliseconds.
        ///
        /// \param mSec - int - number of milliseconds to enable the LED
        ///
        void ping(int mSec = 1000);
 
        ///
        /// \brief Enable - Manually enables (turn on) the LED
        ///
        void enable();
    signals:
        bool lightToggledSignal(bool is_on);
    public slots:
 
        ///
        /// \brief Disable - Manually disables (turn off) the LED
        ///
        void disableSlot();
        void updateBlinkSlot();
    protected:
        void paintEvent(QPaintEvent*);
    protected:
        QTimer* m_ping_timer = nullptr;
        QTimer* m_blink_timer = nullptr;
        RGBColor    m_on_color;                ///< On color
        RGBColor    m_off_color;               ///< Off color
        bool        m_is_on;                   ///< Led state on or off, default off
        int         m_ping_cascade_count;      ///< Cascase level
 
    };
 
}