百度地图+eChart实现动态迁徙图

[{"title":"（ 21657 个子文件 88.29MB ） 百度地图+eChart实现动态迁徙图","children":[{"title":"11.png <span style='color:#111;'> 7.04KB </span>","children":null,"spread":false},{"title":"16.png <span style='color:#111;'> 5.94KB </span>","children":null,"spread":false},{"title":"22.png <span style='color:#111;'> 3.00KB </span>","children":null,"spread":false},{"title":"17.png <span style='color:#111;'> 4.73KB </span>","children":null,"spread":false},{"title":"24.png <span style='color:#111;'> 3.29KB </span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":"<span style='color:steelblue;'>文件过多，未全部展示</span>","children":null,"spread":false}],"spread":true}]