ifwled.hpp

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#ifndef IfwLed_H
#define IfwLed_H
 
#include <QWidget>
//#include <QtSvg>
#include <QtSvg/QSvgRenderer>
#include <QColor>
#include <QXmlStreamReader>
#include <QFile>
#include <QPainter>
#include <QDebug>
#include <QWidget>
 
class QTimer;
 
class IfwLed : public QWidget
{
    Q_OBJECT
 
    Q_PROPERTY(double diameter READ diameter WRITE setDiameter) // mm
    Q_PROPERTY(QColor color READ color WRITE setColor)
    Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment)
    Q_PROPERTY(bool state READ state WRITE setState)
    Q_PROPERTY(bool flashing READ isFlashing WRITE setFlashing)
    Q_PROPERTY(int flashRate READ flashRate WRITE setFlashRate)
 
public:
    explicit IfwLed(QWidget* parent=0);
    ~IfwLed();
 
    double diameter() const;
    void setDiameter(double diameter);
 
    QColor color() const;
    void setColor(const QColor& color);
 
    Qt::Alignment alignment() const;
    void setAlignment(Qt::Alignment alignment);
 
    bool state() const;
 
    bool isFlashing() const;
 
    int flashRate() const;
 
public slots:
    void setState(bool state);
    void toggleState();
    void setFlashing(bool flashing);
    void setFlashRate(int rate);
    void startFlashing();
    void stopFlashing();
 
public:
    int heightForWidth(int width) const;
    QSize sizeHint() const;
    QSize minimumSizeHint() const;
 
protected:
    void paintEvent(QPaintEvent* event);
 
private:
    double m_diameter;
    QColor m_color;
    Qt::Alignment m_alignment;
    bool m_initial_state;
    bool m_state;
    int m_flash_rate;
    bool m_flashing;
 
    //
    // Pixels per mm for x and y...
    //
    int pixX_, pixY_;
 
    //
    // Scaled values for x and y diameter.
    //
    int diamX_, diamY_;
 
    QRadialGradient gradient_;
    QTimer* m_timer;
};
 
 
 
#endif // EULED_H