//投影图层配置文件
var proDate = {
    north: {
        epsg: 'ESRI:103877',
        centert: [-60823.5383, 104268.9228],
        zoom: 2,
        extent: [-8388908.78653284, -8388908.78653284, 8388908.78653284, 8388908.78653284]
    },
    south: {
        epsg: 'ESRI:103878',
        centert: [-10310.3907, 82483.1255],
        zoom: 2,
        extent: [-8388908.78653284, -8388908.78653284, 8388908.78653284, 8388908.78653284]
    },
    equid: {
        epsg: 'ESRI:103881',
        centert: [-6004022.53884588,9006030.6069231704],
        zoom: 3,
        extent: [  -5458202.576345907,
            -5458202.576345907,
          5458196.673653597,
          5458196.673653597,
       
            
           ]
    },
    near: {
        epsg: 'ESRI:103880',
        centert: [-297217.6127,625721.2899],
        zoom: 2,
        extent: [-12756243.1423311,-12727739.8740157,12756243.1423311, 12727739.8740157]
    },
    far: {
        epsg: 'ESRI:103879',
        centert: [-166557.0322,213534.6566],
        zoom: 2,
        extent: [-3474791.23059163,-3474791.23059153,3474791.23059163,3474791.23059153]
    }
}