mapInfo = {
    "mapName": "STWCS",
    "rackCount": 16,
    "crnCount": 4,
    "stbCount": 16,
    "hpPosition": 0,
    "minBayNo": 2,
    "floors": 1,
    "racks": [{
        "type": "rack",
        "id": "rack1",
        "top": 67,//92  103
        "left": 600,
        "width": 885,
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 19
    }, {
        "type": "rack",
        "id": "rack2",
        "top": 115,//48
        "left": 600,
        "width": 885,
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 19
    }, {
        "type": "rack",
        "id": "rack3",
        "top": 140,
        "left": 553.5,
        "width": 931.6,
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 20
    }, {
        "type": "rack",
        "id": "rack4",
        "top": 163,//188  199
        "left": 553.5,
        "width": 931.6,
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 20
    }, {
        "type": "rack",
        "id": "rack5",
        "top": 211,
        "left": 553.5,
        "width": 931.6,
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 20
    }, {
        "type": "rack",
        "id": "rack6",
        "top": 234,
        "left": 553.5,
        "width": 931.6,
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 20
    }, {
        "type": "rack",
        "id": "rack7",
        "top": 259,
        "left": 553.5,
        "width": 978.2,//46.5
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 21
    }, {
        "type": "rack",
        "id": "rack8",
        "top": 282,
        "left": 553.5,
        "width": 978.2,
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 21
    }, {
        "type": "rack",
        "id": "rack9",
        "top": 330,
        "left": 553.5,
        "width": 978.2,//46.5
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 21
    }, {
        "type": "rack",
        "id": "rack10",
        "top": 353,
        "left": 553.5,
        "width": 978.2,
        "height": 22,
        "minBayNo": 1,
        "maxBayNo": 21
    }],
    "rackDescs": [{
        "type": "rackDescs",
        "id": "lb_desc16",
        "text": "#1",
        "top": 23,
        "left": 1300,
        "width": 30,
        "height": 23
    }, {
        "type": "rackDescs",
        "id": "lb_desc1",
        "text": "#13",
        "top": 500,
        "left": 1300,
        "width": 41,
        "height": 23
    }],
    "crns": [{
        "type": "crane",
        "id": "crn-1",
        "text": "1",
        "top": 92,
        "left": 1689,
        "width": 93,
        "height": 22
    }, {
        "type": "track",
        "id": "lb_track1",
        "text": "",
        "top": 103,
        "left": 523,
        "width": 1042,
        "height": 2
    }, {
        "type": "crane",
        "id": "crn-2",
        "text": "2",
        "top": 188,
        "left": 1539,
        "width": 93,
        "height": 22
    }, {
        "type": "track",
        "id": "lb_track2",
        "text": "",
        "top": 199,
        "left": 523,
        "width": 1042,
        "height": 2
    }, {
        "type": "crane",
        "id": "crn-3",
        "text": "3",
        "top": 307,
        "left": 539,
        "width": 93,
        "height": 22
    }, {
        "type": "track",
        "id": "lb_track3",
        "text": "",
        "top": 318,
        "left": 523,
        "width": 1042,
        "height": 2
    }, {
        "type": "crane",
        "id": "crn-4",
        "text": "4",
        "top": 390,
        "left": 539,
        "width": 93,
        "height": 22
    }, {
        "type": "track",
        "id": "lb_track4",
        "text": "",
        "top": 401,
        "left": 373,
        "width": 1042,
        "height": 2
    }],
    "areas": [{
        "type": "Control_floor",
        "id": "tabControl_floor1",
        "text": "楼层",
        "top": 68,
        "left": 80,
        "width": 1400,
        "height": 680,
        "floors": [{
            "type": "floor",
            "id": "page_floor1",
            "text": "1F",
            "top": 4,
            "left": 22,
            "width": 1374,
            "height": 672,
            "stns": [{
                "type": "stn",
                "id": "site-100",
                "text": "100",
                "top": 68,
                "left": 401,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-101",
                "text": "101",
                "top": 68,
                "left": 350,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-102",
                "text": "102",
                "top": 116,
                "left": 350,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-103",
                "text": "103",
                "top": 116,
                "left": 401,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-104",
                "text": "104",
                "top": 160,
                "left": 401,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-105",
                "text": "105",
                "top": 160,
                "left": 350,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-106",
                "text": "106",
                "top": 208,
                "left": 350,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-107",
                "text": "107",
                "top": 208,
                "left": 401,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-108",
                "text": "108",
                "top": 252,
                "left": 401,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-109",
                "text": "109",
                "top": 252,
                "left": 350,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-110",
                "text": "110",
                "top": 300,
                "left": 350,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-111",
                "text": "111",
                "top": 300,
                "left": 401,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-112",
                "text": "112",
                "top": 366,
                "left": 401,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-113",
                "text": "113",
                "top": 366,
                "left": 350,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-114",
                "text": "114",
                "top": 414,
                "left": 350,
                "width": 49,
                "height": 20
            }, {
                "type": "stn",
                "id": "site-115",
                "text": "115",
                "top": 414,
                "left": 401,
                "width": 49,
                "height": 20
            }]
        }]
    }]
}