diff --git a/src/component/toolbox/feature/DataView.js b/src/component/toolbox/feature/DataView.js
index a4ebd7a7bf1e097719d8b76a1e1346eee26432fd..9975498dcb150205f15b3b44516a13d20bf1fa44 100644
--- a/src/component/toolbox/feature/DataView.js
+++ b/src/component/toolbox/feature/DataView.js
@@ -76,7 +76,7 @@ define(function (require) {
             }));
             var columns = [categoryAxis.model.getCategories()];
             zrUtil.each(group.series, function (series) {
-                columns.push(series.getData().mapArray(valueAxisDim, function (val) {
+                columns.push(series.getRawData().mapArray(valueAxisDim, function (val) {
                     return val;
                 }));
             });
@@ -102,7 +102,7 @@ define(function (require) {
      */
     function assembleOtherSeries(series) {
         return zrUtil.map(series, function (series) {
-            var data = series.getData();
+            var data = series.getRawData();
             var lines = [series.name];
             var vals = [];
             data.each(data.dimensions, function () {
@@ -280,6 +280,7 @@ define(function (require) {
         header.style.cssText = 'margin: 10px 20px;';
         var textarea = document.createElement('textarea');
         textarea.style.cssText = 'display:block;width:100%;font-size:14px;line-height:1.6rem;font-family:Monaco,Consolas,Courier New';
+        textarea.readOnly = model.get('readOnly');
 
         var result = getContentFromModel(ecModel);
         textarea.value = result.value;
diff --git a/src/data/DataDiffer.js b/src/data/DataDiffer.js
index de2394b3c83a6459db4499c3377737e6b11d56da..77bdcb430df2a30dca8fe64cab67bc891b384396 100644
--- a/src/data/DataDiffer.js
+++ b/src/data/DataDiffer.js
@@ -5,11 +5,12 @@ define(function(require) {
         return item;
     }
 
-    function DataDiffer(oldArr, newArr, keyGetter) {
+    function DataDiffer(oldArr, newArr, oldKeyGetter, newKeyGetter) {
         this._old = oldArr;
         this._new = newArr;
 
-        this._keyGetter = keyGetter || defaultKeyGetter;
+        this._oldKeyGetter = oldKeyGetter || defaultKeyGetter;
+        this._newKeyGetter = newKeyGetter || defaultKeyGetter;
     }
 
     DataDiffer.prototype = {
@@ -43,20 +44,21 @@ define(function(require) {
         execute: function () {
             var oldArr = this._old;
             var newArr = this._new;
-            var keyGetter = this._keyGetter;
+            var oldKeyGetter = this._oldKeyGetter;
+            var newKeyGetter = this._newKeyGetter;
 
             var oldDataIndexMap = {};
             var newDataIndexMap = {};
             var i;
 
-            initIndexMap(oldArr, oldDataIndexMap, keyGetter);
-            initIndexMap(newArr, newDataIndexMap, keyGetter);
+            initIndexMap(oldArr, oldDataIndexMap, oldKeyGetter);
+            initIndexMap(newArr, newDataIndexMap, newKeyGetter);
 
             // Travel by inverted order to make sure order consistency
             // when duplicate keys exists (consider newDataIndex.pop() below).
             // For performance consideration, these code below do not look neat.
             for (i = 0; i < oldArr.length; i++) {
-                var key = keyGetter(oldArr[i]);
+                var key = oldKeyGetter(oldArr[i]);
                 var idx = newDataIndexMap[key];
 
                 // idx can never be empty array here. see 'set null' logic below.
diff --git a/src/data/List.js b/src/data/List.js
index d146e56b83669174563eee2af468c7416156599e..55b011fb018154c8ff07f3b1ae6c3e831ef666bb 100644
--- a/src/data/List.js
+++ b/src/data/List.js
@@ -760,8 +760,11 @@ define(function (require) {
      */
     listProto.diff = function (otherList) {
         var idList = this._idList;
+        var otherIdList = otherList && otherList._idList;
         return new DataDiffer(
             otherList ? otherList.indices : [], this.indices, function (idx) {
+                return otherIdList[idx] || (idx + '');
+            }, function (idx) {
                 return idList[idx] || (idx + '');
             }
         );