Add API for duplicate skipping

Duplicate skipping enables omitting reading values
that are very similar to the previous one, thus saving
processing power.

Implement this for the Blackberry backend.

Change-Id: Ic608d8ca795b5a2e0bca5a75a62e8005c283c620
Reviewed-by: Thomas McGuire <thomas.mcguire@kdab.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/sensors/qsensor.h b/src/sensors/qsensor.h
index f142ca4d..f7162753 100644
--- a/src/sensors/qsensor.h
+++ b/src/sensors/qsensor.h
@@ -93,6 +93,7 @@ class Q_SENSORS_EXPORT QSensor : public QObject
     Q_PROPERTY(QString description READ description)
     Q_PROPERTY(int error READ error NOTIFY sensorError)
     Q_PROPERTY(bool alwaysOn READ isAlwaysOn WRITE setAlwaysOn NOTIFY alwaysOnChanged REVISION 1)
+    Q_PROPERTY(bool skipDuplicates READ skipDuplicates WRITE setSkipDuplicates NOTIFY skipDuplicatesChanged)
 #ifdef Q_QDOC
     Q_PROPERTY(int maxBufferSize)
     Q_PROPERTY(int efficientBufferSize)
@@ -105,6 +106,7 @@ public:
         GeoValues,
         FieldOfView,
         AccelerationMode,
+        SkipDuplicates,
         Reserved = 257 // Make sure at least 2 bytes are used for the enum to avoid breaking BC later
     };
 
@@ -127,6 +129,9 @@ public:
     bool isAlwaysOn() const;
     void setAlwaysOn(bool alwaysOn);
 
+    bool skipDuplicates() const;
+    void setSkipDuplicates(bool skipDuplicates);
+
     qrangelist availableDataRates() const;
     int dataRate() const;
     void setDataRate(int rate);
@@ -169,6 +174,7 @@ Q_SIGNALS:
     void availableSensorsChanged();
     void alwaysOnChanged();
     void dataRateChanged();
+    void skipDuplicatesChanged(bool skipDuplicates);
 
 protected:
     explicit QSensor(const QByteArray &type, QSensorPrivate &dd, QObject* parent = 0);