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 | Licensed to the Apache Software Foundation (ASF) under one | 
 | or more contributor license agreements.  See the NOTICE file | 
 | distributed with this work for additional information | 
 | regarding copyright ownership.  The ASF licenses this file | 
 | to you under the Apache License, Version 2.0 (the | 
 | "License"); you may not use this file except in compliance | 
 | with the License.  You may obtain a copy of the License at | 
 |  | 
 |    http://www.apache.org/licenses/LICENSE-2.0 | 
 |  | 
 | Unless required by applicable law or agreed to in writing, | 
 | software distributed under the License is distributed on an | 
 | "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | 
 | KIND, either express or implied.  See the License for the | 
 | specific language governing permissions and limitations | 
 | under the License. | 
 | --> | 
 |  | 
 |  | 
 | <html> | 
 |     <head> | 
 |         <meta charset="utf-8"> | 
 |         <script src="lib/simpleRequire.js"></script> | 
 |         <script src="lib/config.js"></script> | 
 |         <script src="lib/jquery.min.js"></script> | 
 |         <script src="lib/facePrint.js"></script> | 
 |         <meta name="viewport" content="width=device-width, initial-scale=1" /> | 
 |         <link rel="stylesheet" href="lib/reset.css"> | 
 |     </head> | 
 |     <body> | 
 |         <style> | 
 |             body { | 
 |             } | 
 |             #main { | 
 |                 height: 500px; | 
 |             } | 
 |         </style> | 
 |  | 
 |         <h1>visualMap should not work on area that no data (show show itemStyle color "light blue")</h1> | 
 |  | 
 |         <div id="main"></div> | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |  | 
 |         <script> | 
 |  | 
 |             var echarts; | 
 |             var colorTool; | 
 |             var chart; | 
 |             var myChart; | 
 |             var groupCategories = []; | 
 |             var groupColors = []; | 
 |  | 
 |             require([ | 
 |                 'echarts', | 
 |                 'map/js/china' | 
 |             ], function (ec) { | 
 |                 echarts = ec; | 
 |                 colorTool = echarts.color; | 
 |  | 
 |                 var chart = echarts.init(document.getElementById('main')); | 
 |  | 
 |                 option = { | 
 |                     "tooltip": { | 
 |                         "trigger": "item", | 
 |                         "formatter":function(params,ticket,cb){ //自定义显示框 | 
 |                             params.value=params.value||0; | 
 |                             var contentHTML=params.name+" - "+params.value; | 
 |                             return contentHTML; | 
 |                         } | 
 |                     }, | 
 |                     "visualMap": { | 
 |                         "min": 0, | 
 |                         "max": 96.89, | 
 |                         "left": 20, | 
 |                         "align": "bottom", | 
 |                         "type": "piecewise", | 
 |                         "bottom": 25, | 
 |                         "text": ["覆盖率(高-低)"], | 
 |                         "calculable": true, | 
 |                         "inverse": true, | 
 |                         "orient": "horizontal", | 
 |                         "inRange": { | 
 |                             "color": ["#d1eaff", "#1a96f0"] | 
 |                         }, | 
 |                         formatter: function (value) { | 
 |                             return  parseInt(value)||0; // 范围标签显示内容。 | 
 |                         } | 
 |                     }, | 
 |                     "series": [{ | 
 |                         "name": "中国", | 
 |                         "type": "map", | 
 |                         "mapType": "china", | 
 |                         "selectedMode": "multiple", | 
 |                         "itemStyle": { | 
 |                             "normal": { | 
 |                                 "areaColor": "#d1eaff", | 
 |                                 "borderColor": "#fff" | 
 |                             }, | 
 |                             "emphasis": { | 
 |                                 "areaColor": "#f1f5f8" | 
 |                             } | 
 |                         }, | 
 |                         "data": [{ | 
 |                             "name": "浙江", | 
 |                             "value": "96.89" | 
 |                         }, { | 
 |                             "name": "unknown", | 
 |                             "value": "2.67" | 
 |                         }, { | 
 |                             "name": "其它", | 
 |                             "value": "0.44" | 
 |                         }] | 
 |                     }] | 
 |                 } | 
 |  | 
 |                 chart.setOption(option); | 
 |             }); | 
 |  | 
 |         </script> | 
 |     </body> | 
 | </html> |