tweak.

src/action/geoRoam.js

@@ -14,7 +14,7 @@ import {updateCenterAndZoom} from './roamHelper';
 echarts.registerAction({
     type: 'geoRoam',
     event: 'geoRoam',
-    update: 'updateLayout'
+    update: 'updateView'
 }, function (payload, ecModel) {
     var componentType = payload.componentType || 'series';
 

src/chart/scatter.js

@@ -4,8 +4,8 @@ import * as zrUtil from 'zrender/src/core/util';
 import './scatter/ScatterSeries';
 import './scatter/ScatterView';
 
-import './scatter/StreamScatterSeries';
-import './scatter/StreamScatterView';
+// import './scatter/StreamScatterSeries';
+// import './scatter/StreamScatterView';
 
 import visualSymbol from '../visual/symbol';
 import layoutPoints from '../layout/points';
@@ -16,5 +16,5 @@ import '../component/gridSimple';
 echarts.registerVisual(zrUtil.curry(visualSymbol, 'scatter', 'circle', null));
 echarts.registerLayout(zrUtil.curry(layoutPoints, 'scatter'));
 
-echarts.registerVisual(zrUtil.curry(visualSymbol, 'streamScatter', 'circle', null));
-echarts.registerLayout(zrUtil.curry(layoutPoints, 'streamScatter'));
+// echarts.registerVisual(zrUtil.curry(visualSymbol, 'streamScatter', 'circle', null));
+// echarts.registerLayout(zrUtil.curry(layoutPoints, 'streamScatter'));

src/chart/scatter/ScatterSeries.js

@@ -13,7 +13,7 @@ export default SeriesModel.extend({
 
     brushSelector: 'point',
 
-    progressiveEnabled: true,
+    streamEnabled: true,
 
     defaultOption: {
         coordinateSystem: 'cartesian2d',

src/chart/scatter/ScatterView.js

 import * as echarts from '../../echarts';
 import SymbolDraw from '../helper/SymbolDraw';
 import LargeSymbolDraw from '../helper/LargeSymbolDraw';
+import StreamSymbolDraw from '../helper/StreamSymbolDraw';
 
 echarts.extendChartView({
 
@@ -9,35 +10,36 @@ echarts.extendChartView({
     init: function () {
         this._normalSymbolDraw = new SymbolDraw();
         this._largeSymbolDraw = new LargeSymbolDraw();
-    },
-
-    resetRender: function () {
-
+        this._streamSymbolDraw = new StreamSymbolDraw();
     },
 
     render: function (seriesModel, ecModel, api) {
         var data = seriesModel.getData();
-        var largeSymbolDraw = this._largeSymbolDraw;
-        var normalSymbolDraw = this._normalSymbolDraw;
         var group = this.group;
 
-        var symbolDraw = seriesModel.get('large') && data.count() > seriesModel.get('largeThreshold')
-            ? largeSymbolDraw : normalSymbolDraw;
+        var symbolDraw = seriesModel.useStream()
+            ? this._streamSymbolDraw
+            : seriesModel.get('large') && data.count() > seriesModel.get('largeThreshold')
+            ? this._largeSymbolDraw
+            : this._normalSymbolDraw;
 
         this._symbolDraw = symbolDraw;
         symbolDraw.updateData(data);
-        group.add(symbolDraw.group);
+        group.add(symbolDraw.group || symbolDraw.root);
 
-        group.remove(
-            symbolDraw === largeSymbolDraw
-            ? normalSymbolDraw.group : largeSymbolDraw.group
-        );
+        this._lasySymbolDrawGroup && group.remove(this._lasySymbolDrawGroup);
+
+        this._lasySymbolDrawGroup = symbolDraw.group;
     },
 
     updateLayout: function (seriesModel) {
         this._symbolDraw.updateLayout(seriesModel);
     },
 
+    updateView: function (seriesModel) {
+        this._symbolDraw.updateView(seriesModel);
+    },
+
     remove: function (ecModel, api) {
         this._symbolDraw && this._symbolDraw.remove(api, true);
     },

src/chart/scatter/StreamScatterView.js

-import * as echarts from '../../echarts';
-import SymbolDrawStream from '../helper/SymbolDrawStream';
-
-echarts.extendChartView({
-
-    type: 'streamScatter',
-
-    init: function () {
-        this._symbolDraw = new SymbolDrawStream();
-        // this._largeSymbolDraw = new LargeSymbolDraw();
-    },
-
-    // ??? back compatibal
-    render: function (seriesModel, ecModel, api) {
-        this.group.removeAll();
-
-        // var symbolDraw = this._symbolDraw;
-        var task = this._symbolDraw.resetData(seriesModel);
-
-        this.group.add(this._symbolDraw.group);
-
-        return task;
-    },
-
-    updateLayout: function (seriesModel) {
-        return this._symbolDraw.updateLayout(seriesModel);
-    },
-
-    remove: function (ecModel, api) {
-        this._symbolDraw && this._symbolDraw.remove(api, true);
-    },
-
-    dispose: function () {}
-});
\ No newline at end of file

src/model/Series.js

@@ -371,7 +371,7 @@ var SeriesModel = ComponentModel.extend({
      */
     useStream: function () {
         // ???
-        return this.streamEnabled;
+        return this.streamEnabled && this.get('stream');
     }
 });