|  | <!DOCTYPE html> | 
|  | <!-- | 
|  | 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> | 
|  | <script src="lib/testHelper.js"></script> | 
|  | <meta name="viewport" content="width=device-width, initial-scale=1" /> | 
|  | <link rel="stylesheet" href="lib/reset.css"> | 
|  | </head> | 
|  | <body> | 
|  | <style> | 
|  | h1 { | 
|  | line-height: 60px; | 
|  | height: 60px; | 
|  | background: #146402; | 
|  | text-align: center; | 
|  | font-weight: bold; | 
|  | color: #eee; | 
|  | font-size: 14px; | 
|  | } | 
|  | #main { | 
|  | width: 100%; | 
|  | height: 600px; | 
|  | } | 
|  | </style> | 
|  |  | 
|  | 宽度大于600时显示方块,当前宽度:<span id='wid'></span> | 
|  | <div id="main"></div> | 
|  |  | 
|  |  | 
|  |  | 
|  | <script> | 
|  |  | 
|  | var echarts; | 
|  | var chart; | 
|  | var myChart; | 
|  | var groupCategories = []; | 
|  | var groupColors = []; | 
|  |  | 
|  | require([ | 
|  | 'echarts' | 
|  | ], function (ec) { | 
|  | echarts = ec; | 
|  |  | 
|  | var option = { | 
|  | graphic: { | 
|  | id: 'text1', | 
|  | type: 'rect', | 
|  | shape: { | 
|  | x: 0, | 
|  | y: 0, | 
|  | width: 100, | 
|  | height: 100, | 
|  | }, | 
|  | style: { | 
|  | fill: 'red' | 
|  | } | 
|  | } | 
|  | }; | 
|  |  | 
|  | var myChart = echarts.init(document.getElementById('main')); | 
|  | myChart.setOption(option); | 
|  |  | 
|  | setTimeout(function () { | 
|  | // 删除上例中定义的 'text1' 元素。 | 
|  | myChart.setOption({ | 
|  | graphic: { | 
|  | id: 'text1', | 
|  | $action: 'remove' | 
|  | } | 
|  | }); | 
|  | // 已经删除,此步应无效。 | 
|  | // myChart.setOption({ | 
|  | //     graphic: { | 
|  | //         id: 'text1', | 
|  | //         $action: 'remove' | 
|  | //     } | 
|  | // }); | 
|  | // 删除后再添加。 | 
|  | myChart.setOption({ | 
|  | graphic: { | 
|  | id: 'text1', | 
|  | type: 'rect', | 
|  | shape: { | 
|  | x:0, | 
|  | y:0, | 
|  | width: 100, | 
|  | height: 100, | 
|  | }, | 
|  | style: { | 
|  | fill: 'red', | 
|  | } | 
|  | } | 
|  | }); | 
|  | }, 1000); | 
|  |  | 
|  |  | 
|  | document.getElementById('wid').innerText = window.innerWidth; | 
|  |  | 
|  | var hasRect; | 
|  |  | 
|  | window.onresize = function() { | 
|  | document.getElementById('wid').innerText = window.innerWidth; | 
|  | // var option = myChart.getOption(); | 
|  | var option = {}; | 
|  |  | 
|  | if (window.innerWidth < 600) { | 
|  | if (hasRect) { | 
|  | option.graphic = { // 删除上例中定义的 'text1' 元素。 | 
|  | id: 'text1', | 
|  | $action: 'remove' | 
|  | } | 
|  | hasRect = false; | 
|  | } | 
|  | } | 
|  | else { | 
|  | option.graphic = { | 
|  | id: 'text1', | 
|  | type: 'rect', | 
|  | shape: { | 
|  | x:0, | 
|  | y:0, | 
|  | width: 100, | 
|  | height: 100, | 
|  | }, | 
|  | style: { | 
|  | fill: 'red', | 
|  | } | 
|  | }; | 
|  | hasRect = true; | 
|  | } | 
|  |  | 
|  | myChart.setOption(option); | 
|  | } | 
|  |  | 
|  | // window.onresize(); | 
|  |  | 
|  | }); | 
|  |  | 
|  | </script> | 
|  | </body> | 
|  | </html> |