diff --git a/src/widget/dynamicdate/dynamicdate.caculate.js b/src/widget/dynamicdate/dynamicdate.caculate.js
index 3b49a9118c..665661d9e8 100644
--- a/src/widget/dynamicdate/dynamicdate.caculate.js
+++ b/src/widget/dynamicdate/dynamicdate.caculate.js
@@ -7,6 +7,57 @@
             return this.getCalculationByDate(date, obj);
         },
 
+        getDescription: function (obj) {
+            var value = "";
+            var endText = "";
+            if(BI.isNotNull(obj.year)) {
+                if(BI.parseInt(obj.year) !== 0) {
+                    value += Math.abs(obj.year) + BI.i18nText("BI-Basic_Year") + (obj.year < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
+                }
+                endText = getPositionText(BI.i18nText("BI-Basic_Year"), obj.position);
+            }
+            if(BI.isNotNull(obj.quarter)) {
+                if(BI.parseInt(obj.quarter) !== 0) {
+                    value += Math.abs(obj.quarter) + BI.i18nText("BI-Basic_Single_Quarter") + (obj.quarter < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
+                }
+                endText = getPositionText(BI.i18nText("BI-Basic_Single_Quarter"), obj.position);
+            }
+            if(BI.isNotNull(obj.month)) {
+                if(BI.parseInt(obj.month) !== 0) {
+                    value += Math.abs(obj.month) + BI.i18nText("BI-Basic_Month") + (obj.month < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
+                }
+                endText = getPositionText(BI.i18nText("BI-Basic_Month"), obj.position);
+            }
+            if(BI.isNotNull(obj.week)) {
+                if(BI.parseInt(obj.week) !== 0) {
+                    value += Math.abs(obj.week) + BI.i18nText("BI-Basic_Week") + (obj.week < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
+                }
+                endText = getPositionText(BI.i18nText("BI-Basic_Week"), obj.position);
+            }
+            if(BI.isNotNull(obj.day)) {
+                if(BI.parseInt(obj.day) !== 0) {
+                    value += Math.abs(obj.day) + BI.i18nText("BI-Basic_Day") + (obj.day < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
+                }
+                endText = BI.size(obj) === 1 ? getPositionText(BI.i18nText("BI-Basic_Month"), obj.position) : "";
+            }
+            if(BI.isNotNull(obj.workDay) && BI.parseInt(obj.workDay) !== 0) {
+                value += Math.abs(obj.workDay) + BI.i18nText("BI-Basic_Work_Day") + (obj.workDay < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
+            }
+            return value +  endText;
+
+            function getPositionText (baseText, position) {
+                switch (position) {
+                    case BI.DynamicDateCard.OFFSET.BEGIN:
+                        return baseText + BI.i18nText("BI-Basic_Begin_Start");
+                    case BI.DynamicDateCard.OFFSET.END:
+                        return baseText + BI.i18nText("BI-Basic_End_Stop");
+                    case BI.DynamicDateCard.OFFSET.CURRENT:
+                    default:
+                        return BI.i18nText("BI-Basic_Current_Day");
+                }
+            }
+        },
+
         getCalculationByDate: function (date, obj) {
             if (BI.isNotNull(obj.year)) {
                 date = BI.getDate((date.getFullYear() + BI.parseInt(obj.year)), date.getMonth(), date.getDate());
diff --git a/src/widget/dynamicdate/dynamicdate.trigger.js b/src/widget/dynamicdate/dynamicdate.trigger.js
index 3ec9d1c18d..ae8fcda030 100644
--- a/src/widget/dynamicdate/dynamicdate.trigger.js
+++ b/src/widget/dynamicdate/dynamicdate.trigger.js
@@ -240,54 +240,7 @@ BI.DynamicDateTrigger = BI.inherit(BI.Trigger, {
     },
 
     _getText: function (obj) {
-        var value = "";
-        var endText = "";
-        if(BI.isNotNull(obj.year)) {
-            if(BI.parseInt(obj.year) !== 0) {
-                value += Math.abs(obj.year) + BI.i18nText("BI-Basic_Year") + (obj.year < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
-            }
-            endText = getPositionText(BI.i18nText("BI-Basic_Year"), obj.position);
-        }
-        if(BI.isNotNull(obj.quarter)) {
-            if(BI.parseInt(obj.quarter) !== 0) {
-                value += Math.abs(obj.quarter) + BI.i18nText("BI-Basic_Single_Quarter") + (obj.quarter < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
-            }
-            endText = getPositionText(BI.i18nText("BI-Basic_Single_Quarter"), obj.position);
-        }
-        if(BI.isNotNull(obj.month)) {
-            if(BI.parseInt(obj.month) !== 0) {
-                value += Math.abs(obj.month) + BI.i18nText("BI-Basic_Month") + (obj.month < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
-            }
-            endText = getPositionText(BI.i18nText("BI-Basic_Month"), obj.position);
-        }
-        if(BI.isNotNull(obj.week)) {
-            if(BI.parseInt(obj.week) !== 0) {
-                value += Math.abs(obj.week) + BI.i18nText("BI-Basic_Week") + (obj.week < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
-            }
-            endText = getPositionText(BI.i18nText("BI-Basic_Week"), obj.position);
-        }
-        if(BI.isNotNull(obj.day)) {
-            if(BI.parseInt(obj.day) !== 0) {
-                value += Math.abs(obj.day) + BI.i18nText("BI-Basic_Day") + (obj.day < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
-            }
-            endText = BI.size(obj) === 1 ? getPositionText(BI.i18nText("BI-Basic_Month"), obj.position) : "";
-        }
-        if(BI.isNotNull(obj.workDay) && BI.parseInt(obj.workDay) !== 0) {
-            value += Math.abs(obj.workDay) + BI.i18nText("BI-Basic_Work_Day") + (obj.workDay < 0 ? BI.i18nText("BI-Basic_Front") : BI.i18nText("BI-Basic_Behind"));
-        }
-        return value +  endText;
-
-        function getPositionText (baseText, position) {
-            switch (position) {
-                case BI.DynamicDateCard.OFFSET.BEGIN:
-                    return baseText + BI.i18nText("BI-Basic_Begin_Start");
-                case BI.DynamicDateCard.OFFSET.END:
-                    return baseText + BI.i18nText("BI-Basic_End_Stop");
-                case BI.DynamicDateCard.OFFSET.CURRENT:
-                default:
-                    return BI.i18nText("BI-Basic_Current_Day");
-            }
-        }
+        return BI.DynamicDateHelper.getDescription(obj);
     },
 
     setValue: function (v) {