timeline preprocessor

src/component/timeline/SliderTimelineView.js

@@ -120,7 +120,6 @@ define(function (require) {
             var labelPosOpt = timelineModel.get('label.normal.position');
             var orient = timelineModel.get('orient');
             var viewRect = getViewRect(timelineModel, api);
-
             // Auto label offset.
             if (labelPosOpt == null || labelPosOpt === 'auto') {
                 labelPosOpt = orient === 'horizontal'

src/component/timeline/preprocessor.js

@@ -46,9 +46,7 @@ define(function(require) {
             delete opt.controlPosition;
         }
 
-        var data = opt.data || (opt.data = []);
-
-        zrUtil.each(data, function (dataItem) {
+        zrUtil.each(opt.data || [], function (dataItem) {
             if (zrUtil.isObject(dataItem) && !zrUtil.isArray(dataItem)) {
                 if (!has(dataItem, 'value') && has(dataItem, 'name')) {
                     // In ec2, using name as value.

src/model/OptionManager.js

@@ -261,11 +261,16 @@ define(function (require) {
         }
 
         // Preprocess.
-        each([baseOption].concat(timelineOptions), function (option) {
-            each(optionPreprocessorFuncs, function (preProcess) {
-                preProcess(option);
-            });
-        });
+        each([baseOption].concat(timelineOptions)
+            .concat(zrUtil.map(mediaList, function (media) {
+                return media.option;
+            })),
+            function (option) {
+                each(optionPreprocessorFuncs, function (preProcess) {
+                    preProcess(option);
+                });
+            }
+        );
 
         return {
             baseOption: baseOption,

src/model/globalDefault.js

@@ -6,7 +6,7 @@ define(function () {
     }
     return {
         // 全图默认背景
-        backgroundColor: 'rgba(0,0,0,0)',
+        // backgroundColor: 'rgba(0,0,0,0)',
 
         // https://dribbble.com/shots/1065960-Infographic-Pie-chart-visualization
         // color: ['#5793f3', '#d14a61', '#fd9c35', '#675bba', '#fec42c', '#dd4444', '#d4df5a', '#cd4870'],