baseService/bin/main/java/Tools/echarts_load.js

var system = require('system');
var page = require('webpage').create();

// 如果是windows,设置编码为gbk，防止中文乱码,Linux本身是UTF-8
var osName = system.os.name;
console.log('os name:' + osName);
if ('windows' === osName.toLowerCase()) {
    phantom.outputEncoding="gbk";
}

// 获取第二个参数(即请求地址url).
var url = system.args[1];
console.log('url:' + url);

// 显示控制台日志.
page.onConsoleMessage = function(msg, lineNum, sourceId) {
    console.log('CONSOLE: ' + msg + ' (from line #' + lineNum + ' in "' + sourceId + '")');
};

//打开给定url的页面.
var start = new Date().getTime();
page.open(url, function(status) {
    if (status == 'success') {
        console.log('echarts页面加载完成,加载耗时:' + (new Date().getTime() - start) + ' ms');

        // 由于echarts动画效果，延迟200毫秒确保图片渲染完毕再调用下载图片方法.
        setTimeout(function() {
            //参考文档：https://gitee.com/hbun_gao/echartsconvert-master
            page.evaluate(function() {
                postImage();
                console.log("调用了echarts的下载图片功能.");
            });
        }, 200);
    } else {
        console.log("页面加载失败 Page failed to load!");
    }

    // 1秒后再关闭浏览器.
    setTimeout(function() {
        phantom.exit();
    }, 1000);
});