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Posted to dev@echarts.apache.org by GitBox <gi...@apache.org> on 2018/05/29 09:19:10 UTC
[GitHub] crendy commented on issue #4114: 关于echarts的dataview功能
crendy commented on issue #4114: 关于echarts的dataview功能
URL: https://github.com/apache/incubator-echarts/issues/4114#issuecomment-392710083
通过自定义tool来解决导出excel。
关键步骤：读取chart里面的x/y轴数据--拼装成html格式--定义按钮打开链接
举例：
myTool1: {
--
| show: true,
| title: '导出Excel',
| icon: 'path://M432.45,595.444c0,2.177-4.661,6.82-11.305,6.82c-6.475,0-11.306-4.567-11.306-6.82s4.852-6.812,11.306-6.812C427.841,588.632,432.452,593.191,432.45,595.444L432.45,595.444z M421.155,589.876c-3.009,0-5.448,2.495-5.448,5.572s2.439,5.572,5.448,5.572c3.01,0,5.449-2.495,5.449-5.572C426.604,592.371,424.165,589.876,421.155,589.876L421.155,589.876z M421.146,591.891c-1.916,0-3.47,1.589-3.47,3.549c0,1.959,1.554,3.548,3.47,3.548s3.469-1.589,3.469-3.548C424.614,593.479,423.062,591.891,421.146,591.891L421.146,591.891zM421.146,591.891',
| onclick: function (mychart){
| var option = mychart.getOption();
| var title = option.title[0].text;
| var tmp = title.split("-");
| var dateTemp = tmp[1]+"-"+tmp[2]+"-"+tmp[3]+" ";
| var series = option.series;
| var axisData = option.xAxis[0].data;
|
| var excel = '<table>';
| //设置表头
| var row = "<tr>"+ '<td>时间</td>'
| + '<td>' + series[0].name + '</td>'
| + '<td>' + series[1].name + '</td>'
| + '</tr>';
| excel+=row;
| for (var i = 0, l = axisData.length; i < l; i++) {
| excel += '<tr>'
| + '<td>' + dateTemp+axisData[i] + '</td>'
| + '<td>' + series[0].data[i] + '</td>'
| + '<td>' + series[1].data[i] + '</td>'
| + '</tr>';
| }
| excel += '</table>';
| var excelFile = "<html xmlns:o='urn:schemas-microsoft-com:office:office' xmlns:x='urn:schemas-microsoft-com:office:excel' xmlns='http://www.w3.org/TR/REC-html40'>";
| excelFile += '<meta http-equiv="content-type" content="application/vnd.ms-excel; charset=UTF-8">';
| excelFile += '<meta http-equiv="content-type" content="application/vnd.ms-excel';
| excelFile += '; charset=UTF-8">';
| excelFile += "<head>";
| excelFile += "<!--[if gte mso 9]>";
| excelFile += "<xml>";
| excelFile += "<x:ExcelWorkbook>";
| excelFile += "<x:ExcelWorksheets>";
| excelFile += "<x:ExcelWorksheet>";
| excelFile += "<x:Name>";
| excelFile += "{worksheet}";
| excelFile += "</x:Name>";
| excelFile += "<x:WorksheetOptions>";
| excelFile += "<x:DisplayGridlines/>";
| excelFile += "</x:WorksheetOptions>";
| excelFile += "</x:ExcelWorksheet>";
| excelFile += "</x:ExcelWorksheets>";
| excelFile += "</x:ExcelWorkbook>";
| excelFile += "</xml>";
| excelFile += "<![endif]-->";
| excelFile += "</head>";
| excelFile += "<body>";
| excelFile += excel;
| excelFile += "</body>";
| excelFile += "</html>";
|
| var uri = 'data:application/vnd.ms-excel;charset=utf-8,' + encodeURIComponent(excelFile);
|
| var link = document.createElement("a");
| link.href = uri;
|
| link.style = "visibility:hidden";
| link.download = title+"data.xls";
|
| document.body.appendChild(link);
| link.click();
| document.body.removeChild(link);
|
| }
|
| },
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