mapInfo ={
    "mapName": "wcs",
    "rackCount": 4,
    "crnCount": 2,
    "stbCount": 120,
    "hpPosition": 1,
    "minBayNo": 2,
    "racks": [
        {
            "type": "rack",
            "id": "rack1",
            "top": 160,
            "left": 500,
            "width": 1150,
            "height": 23,
            "minBayNo": 2,
            "maxBayNo": 35
        },
        {
            "type": "rack",
            "id": "rack2",
            "top": 210,
            "left": 500,
            "width": 1150,
            "height": 23,
            "minBayNo": 2,
            "maxBayNo": 35
        },
        {
            "type": "rack",
            "id": "rack3",
            "top": 300,
            "left": 500,
            "width": 1000,
            "height": 23,
            "minBayNo": 2,
            "maxBayNo": 26
        },
        {
            "type": "rack",
            "id": "rack4",
            "top": 350,
            "left": 500,
            "width": 1000,
            "height": 23,
            "minBayNo": 2,
            "maxBayNo": 26
        }
    ],
    "rackDescs": [
        {
            "type": "rackDescs",
            "id": "lb_desc2",
            "text": "#4",
            "top": 160,
            "left": 1650,
            "width": 30,
            "height": 23
        },
        {
            "type": "rackDescs",
            "id": "lb_desc3",
            "text": "#3",
            "top": 210,
            "left": 1650,
            "width": 30,
            "height": 23
        },
        {
            "type": "rackDescs",
            "id": "lb_desc4",
            "text": "#2",
            "top": 300,
            "left": 1500,
            "width": 30,
            "height": 23
        },
        {
            "type": "rackDescs",
            "id": "lb_desc5",
            "text": "#1",
            "top": 350,
            "left": 1500,
            "width": 30,
            "height": 23
        }
    ],
    "crns": [
        {
            "type": "crane",
            "id": "crn-2",
            "text": "1",
            "top": 187,
            "left": 500,
            "width": 100,
            "height": 22
        },
        {
            "type": "track",
            "id": "lb_track2",
            "text": "",
            "top": 197,
            "left": 500,
            "width": 1150,
            "height": 2
        },
        {
            "type": "crane",
            "id": "crn-1",
            "text": "1",
            "top": 327,
            "left": 500,
            "width": 100,
            "height": 22
        },
        {
            "type": "track",
            "id": "lb_track1",
            "text": "",
            "top": 337,
            "left": 500,
            "width": 1000,
            "height": 2
        }
    ],
    "areas": [
        {
            "type": "Control_floor",
            "id": "tabControl_floor1",
            "text": "楼层",
            "top": 50,
            "left": 50,
            "width": 2900,
            "height": 600,
            "floors": [
                {
                    "type": "floor",
                    "id": "page_floor1",
                    "text": "1F",
                    "top": 0,
                    "left": 0,
                    "width": 2900,
                    "height": 600,
                    "stns": [
                        { "type": "stn", "id": "site-105", "text": "105", "top": 130, "left": 300, "width": 90, "height": 70 },
                        { "type": "stn", "id": "site-101", "text": "101", "top": 210, "left": 200, "width": 90, "height": 23 },
                        { "type": "stn", "id": "site-102", "text": "102", "top": 210, "left": 300, "width": 90, "height": 23 },
                        { "type": "stn", "id": "site-106", "text": "106", "top": 163, "left": 400, "width": 90, "height": 23 },
                        { "type": "stn", "id": "site-103", "text": "103", "top": 210, "left": 400, "width": 90, "height": 23 },
                        { "type": "stn", "id": "site-104", "text": "104", "top": 260, "left": 300, "width": 90, "height": 70 }
                    ],
                    "barcode": []
                }
            ]
        }
    ]
}