bpsgauge.h

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#ifndef BPSGAUGE_H
#define BPSGAUGE_H
 
#include "bpsdecimal.h"
#include <QObject>
#include <QMap>
 
class BPSCORE_EXPORT BpsGauge : public QObject
{
    Q_OBJECT
    BPS_PRIVATE(BpsGauge)
 
public:
    enum Unit {
        UnitCelsius     = 0,        // The value is degrees celsius.
        UnitPH          = 1         // The value is pH.
    };
 
    enum {
        StatusStable    = 0,        // The value was successfully read and is stable.
        StatusDynamic   = 1         // The value was successfully read but is dynamic (moving).
    };
 
    BpsGauge(QObject* aParent=0);
 
    virtual ~BpsGauge();
 
    void setConfig(const QMap<QString,QString>& aConfig);
 
    QMap<QString,QString> config() const;
 
    virtual Unit unit() const = 0;
 
    virtual int resolution() const = 0;
 
    virtual void requestReadValue(int aTimeout = 0) = 0;
 
signals:
 
    void readValueOk(int aStatus, const BpsDecimal& aValue);
 
    void readValueTimeout(const QString& aMessage);
 
    void readValueError(const QString& aMessage);
 
    void error(const QString& aMessage);
 
};
 
#endif // BPSGAUGE_H