图层管理逻辑完善

shuishen

2021-06-18 2480a18a5f2f3f63a34622149c4253b20dd3dd05

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//>>built
define(["dojo/_base/lang","dojo/_base/kernel","dojox/gfx/canvas"],function(b,c,a){b.getObject("dojox.gfx.canvas_attach",!0);c.experimental("dojox.gfx.canvas_attach");a.attachSurface=a.attachNode=function(){return null};return a});