FactMetadata, QmlUnitsConversion: support for speed unit translation

src/FactSystem/FactMetaData.cc

@@ -1200,6 +1200,26 @@ QVariant FactMetaData::appSettingsWeightUnitsToGrams(const QVariant& weight) {
     }
 }
 
+QVariant FactMetaData::metersSecondToAppSettingsSpeedUnits(const QVariant& metersSecond)
+{
+    const AppSettingsTranslation_s* pAppSettingsTranslation = _findAppSettingsUnitsTranslation("m/s", UnitSpeed);
+    if (pAppSettingsTranslation) {
+        return pAppSettingsTranslation->rawTranslator(metersSecond);
+    } else {
+        return metersSecond;
+    }
+}
+
+QVariant FactMetaData::appSettingsSpeedUnitsToMetersSecond(const QVariant& speed)
+{
+    const AppSettingsTranslation_s* pAppSettingsTranslation = _findAppSettingsUnitsTranslation("m/s", UnitSpeed);
+    if (pAppSettingsTranslation) {
+        return pAppSettingsTranslation->cookedTranslator(speed);
+    } else {
+        return speed;
+    }
+}
+
 QString FactMetaData::appSettingsSpeedUnitsString()
 {
     const AppSettingsTranslation_s* pAppSettingsTranslation = _findAppSettingsUnitsTranslation("m/s", UnitSpeed);

src/FactSystem/FactMetaData.h

@@ -99,6 +99,12 @@ public:
     /// Returns the string for distance units which has configued by user
     static QString appSettingsAreaUnitsString(void);
 
+    /// Converts from meters/second to the user specified speed unit
+    static QVariant metersSecondToAppSettingsSpeedUnits(const QVariant& metersSecond);
+
+    /// Converts from user specified speed unit to meters/second
+    static QVariant appSettingsSpeedUnitsToMetersSecond(const QVariant& speed);
+
     /// Returns the string for speed units which has configued by user
     static QString appSettingsSpeedUnitsString();
 

src/QmlControls/QmlUnitsConversion.h

@@ -59,6 +59,12 @@ public:
 
     QString appSettingsAreaUnitsString(void) const { return FactMetaData::appSettingsAreaUnitsString(); }
 
+    /// Converts from meters/second to the user specified speed unit
+    Q_INVOKABLE QVariant metersSecondToAppSettingsSpeedUnits(const QVariant& metersSecond) const { return FactMetaData::metersSecondToAppSettingsSpeedUnits(metersSecond); }
+
+    /// Converts from user specified speed unit to meters/second
+    Q_INVOKABLE QVariant appSettingsSpeedUnitsToMetersSecond(const QVariant& speed) const { return FactMetaData::appSettingsSpeedUnitsToMetersSecond(speed); }
+
     /// Returns the string for speed units which has configued by user
     QString appSettingsSpeedUnitsString() { return FactMetaData::appSettingsSpeedUnitsString(); }