[Example] Convert atmospheric pressure units to millibars

example/msl/src/MSLDataDictionary.js

@@ -44,31 +44,31 @@ define(
                         {
                             "name": "Min. Air Temperature",
                             "identifier": "min_temp",
-                            "units": "degrees",
+                            "units": "Degrees (C)",
                             "type": "float"
                         },
                         {
                             "name": "Max. Air Temperature",
                             "identifier": "max_temp",
-                            "units": "degrees",
+                            "units": "Degrees (C)",
                             "type": "float"
                         },
                         {
                             "name": "Atmospheric Pressure",
                             "identifier": "pressure",
-                            "units": "pascals",
+                            "units": "Millibars",
                             "type": "float"
                         },
                         {
                             "name": "Min. Ground Temperature",
                             "identifier": "min_gts_temp",
-                            "units": "degrees",
+                            "units": "Degrees (C)",
                             "type": "float"
                         },
                         {
                             "name": "Max. Ground Temperature",
                             "identifier": "max_gts_temp",
-                            "units": "degrees",
+                            "units": "Degrees (C)",
                             "type": "float"
                         }
                     ]

example/msl/src/RemsTelemetryServerAdapter.js

@@ -44,12 +44,18 @@ define(
          */
         function RemsTelemetryServerAdapter($q, $http, $log, REMS_WS_URL) {
             this.localDataURI = module.uri.substring(0, module.uri.lastIndexOf('/') + 1) + LOCAL_DATA;
-            this.deferreds = {};
             this.REMS_WS_URL = REMS_WS_URL;
             this.$q = $q;
             this.$http = $http;
             this.$log = $log;
             this.cache = undefined;
+
+            this.dataTransforms = {
+                //Convert from pascals to millibars
+                'pressure': function pascalsToMillibars(pascals) {
+                    return pascals / 100;
+                }
+            }
         }
 
         /**
@@ -64,9 +70,10 @@ define(
          * @private
          */
         RemsTelemetryServerAdapter.prototype.requestHistory = function(request) {
-            var self = this,
+            var self = this;
-                id = request.key,
+            var id = request.key;
-                deferred = this.$q.defer();
+            var deferred = this.$q.defer();
+            var dataTransforms = this.dataTransforms;
 
             function processResponse(response){
                 var data = [];
@@ -82,13 +89,14 @@ define(
                      * Check that valid data exists
                      */
                     if (!isNaN(solData[id])) {
+                        var dataTransform = dataTransforms[id];
                         /*
                          * Append each data point to the array of values
                          * for this data point property (min. temp, etc).
                          */
                         data.unshift({
                             date: Date.parse(solData[TERRESTRIAL_DATE]),
-                            value: solData[id]
+                            value: dataTransform ? dataTransform(solData[id]) : solData[id]
                         });
                     }
                 });