tweak

build/optimize.js

@@ -13,13 +13,11 @@ var startCode = fs.readFileSync('wrap/start.js', 'utf-8');
 var nutCode = fs.readFileSync('wrap/nut.js', 'utf-8');
 var endCode = fs.readFileSync('wrap/end.js', 'utf-8');
 
-mainCode = require('./optimizeString')(mainCode);
-
 endCode = etpl.compile(endCode)({
     parts: config.include
 });
 
-var sourceCode = [startCode, nutCode, mainCode, endCode].join('\n');
+var sourceCode = [startCode, nutCode, require('./optimizeString')(mainCode), endCode].join('\n');
 
 var ast = UglifyJS.parse(sourceCode);
 /* jshint camelcase: false */
@@ -32,5 +30,5 @@ ast.figure_out_scope();
 ast.compute_char_frequency();
 ast.mangle_names();
 
-fs.writeFileSync('../dist/echarts.js', sourceCode, 'utf-8');
+fs.writeFileSync('../dist/echarts.js', [startCode, nutCode, mainCode, endCode].join('\n'), 'utf-8');
 fs.writeFileSync('../dist/echarts.min.js', ast.print_to_string(), 'utf-8');
\ No newline at end of file

build/wrap/end.js

@@ -7,5 +7,6 @@ echarts.format = require('echarts/util/format');
 /** for: ${parts} as ${mod} */
 require("${mod}");
 /** /for */
-_global['echarts'] = echarts;
-})(window);
+exports['echarts'] = echarts;
+
+}));

build/wrap/start.js

-(function(_global){
+(function (root, factory) {
+    if (typeof define === 'function' && define.amd) {
+        // AMD. Register as an anonymous module.
+        define(['exports'], factory);
+    } else if (typeof exports === 'object' && typeof exports.nodeName !== 'string') {
+        // CommonJS
+        factory(exports, require('b'));
+    } else {
+        // Browser globals
+        factory(root);
+    }
+}(this, function (exports) {
\ No newline at end of file

src/chart/graph/GraphSeries.js

@@ -103,6 +103,10 @@ define(function (require) {
 
             coordinateSystem: 'view',
 
+            legendHoverLink: true,
+
+            hoverAnimation: true,
+
             layout: null,
 
             x: 'center',

src/chart/helper/Symbol.js

@@ -122,8 +122,12 @@ define(function (require) {
         var size = normalizeSymbolSize(data.getItemVisual(idx, 'symbolSize'));
 
         function onEmphasis() {
+            var ratio = size[1] / size[0];
             this.animateTo({
-                scale: [size[0] * 1.1, size[1] * 1.1]
+                scale: [
+                    Math.max(size[0] * 1.1, size[0] + 6),
+                    Math.max(size[1] * 1.1, size[1] + 6 * ratio)
+                ]
             }, 400, 'elasticOut');
         }
         function onNormal() {