ArcGISJS学习之规范化json数据

1 GeoJson规范

1.1 概要

1.1.1 FeatureCollection

属性名 含义 数据类型 默认值
type 数据类型 string FeatureCollection
metadata 页头信息 json 详细参考1.2 metadata
features 数据集 array 默认为空
feature 数据集点 json 详细参考1.3 feature 
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//举个栗子
var t_GeoJson={
    "type": "FeatureCollection",
    "metadata": {},
    "features": [feature,feature,feature]
};

1.1.2 GeometryCollection

属性名 含义 数据类型 默认值
type 数据类型 string GeometryCollection
geometries 数据集 array 默认为空
geometry 数据集点 json 详细参考1.5 geometry 
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//举个栗子
var t_GeoJson=  {
  "type" : "GeometryCollection",
  "geometries" : [geometry,geometry,geometry]
};

1.2 metadata

属性名 含义 数据类型 默认值
generated 数据产生时间 date 新建时间的时间戳
url 文件路径 string 默认为空
title 产生数据的公司名 string 默认为空
status 获取文件返回状态值 number 默认为200
count 数据中features的长度 number 默认为0 
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//举个栗子
var starttime =new Date();
var t_metadata={
  "generated": Number(starttime),
  "url":'',
  "title": "西瓜信息技术股份有限公司",
  "status": 200,
  "api": '',
  "count": 0
};

1.3 feature

属性名 含义 数据类型 默认值
type 数据类型 string Feature
properties 功能属性 json 详细参考1.4 properties
geometry 地理信息点集合 json 详细参考1.5 geometry
id 唯一标识的属性值 string 默认为空 
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//举个栗子
var t_feature={
  type: 'Feature',
  properties:  {},
  geometry:  {},
  id:'Feature_1'
}

1.4 properties

属性参数值完全自定义，仅列出几个常用的

属性名 含义 数据类型 默认值
time 文件创建时间戳 date 默认为空
updated 文件更新时间戳 date 默认为空
net 区分不同feature的前缀 string 默认为空
code 区分不同feature的唯一标识后缀 string 默认为空
place 地点所属信息 string 默认为空 
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//举个栗子
var t_properties={
    time: 1513318909100,
    updated: 1513319134021,
    net: "ci",
    code: "37830103",
    place: "9km NE of Aguanga, CA"
}

1.5 geometry

属性名 含义 数据类型 默认值
type 数据类型 string [“Point”,”LineString”,”Polygon”,”MultiPoint”,”MultiLineString”,”MultiPolygon”]
coordinates 坐标点 array 默认为空 
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//举个栗子
var t_geometry={
    type: "Point",
    coordinates: [
      -116.7933333,
      33.4948333
    ]
  }

2 ArcGISJson规范

2.1 概要

属性名 含义 数据类型 默认值
geometry 数据点集合 json 详细参考2.2 geometry
attributes 从数据库带出来的点数据属性 json 默认为空 
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//举个栗子
var t_ArcGISJson={
    geometry: {},
    attributes:{}
  }

2.2 geometry

属性名 含义 数据类型 默认值
rings 数据点数据集合 array 默认为空
spatialReference 坐标系相关信息 json 详细参考2.3 spatialReference 
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//举个栗子
var t_geometry={
    rings: [],
    spatialReference:{}
  }

2.3 spatialReference

属性名 含义 数据类型 默认值
wkid 当前坐标系 number 默认为102100
latestWkid 上形状的一个坐标系 number 默认为3857 
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//举个栗子
var t_spatialReference={
    "wkid": 2361,
    "latestWkid": 4358
  }

3 dataJson规范

3.1 Point

3.1.1 Point数据

xml

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 <?xml version="1.0" encoding="gb2312" ?>
<GeoStar>
   <pts num="1" type="point">
     <pt num="1" x="39403538.6587504" y="3074587.77015091" />
   </pts>
</GeoStar>

GeoJson

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{
  "type": "Point",
  "coordinates": [0,0]
};

ArcGISJson

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{
  "x":0,
  "y":0,
  "spatialReference":{
    "wkid":4326
  }
}

3.1.2 MultiPoint数据

xml

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 <?xml version="1.0" encoding="gb2312" ?>
<GeoStar>
   <pts num="1" type="point">
     <pt num="1" x="39403538.6587504" y="3074587.77015091" />
     <pt num="2" x="39403543.4112997" y="3074417.86005092" />
     <pt num="3" x="39403540.6814504" y="3074422.05055086" />
     <pt num="4" x="39403533.3421502" y="3074433.35985036" />
   </pts>
</GeoStar>

GeoJson

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{
  "type": "MultiPoint",
  "coordinates": [
    [
      39403538.6587504,
      3074587.77015091
    ],
    [
      39403543.4112997,
      3074417.86005092
    ],
    [
      39403540.6814504,
      3074422.05055086
    ],
    [
      39403533.3421502,
      3074433.35985036
    ]
  ]
}

ArcGISJson

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{
  "points": [
    [
      39403538.6587504,
      3074587.77015091
    ],
    [
      39403543.4112997,
      3074417.86005092
    ],
    [
      39403540.6814504,
      3074422.05055086
    ],
    [
      39403533.3421502,
      3074433.35985036
    ]
  ],
  "spatialReference": {
    "wkid": 4326
  }
}

3.2 Polyline

3.2.1 Polyline数据

xml

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 <?xml version="1.0" encoding="gb2312" ?>
<GeoStar>
   <pts num="1" type="line">
     <pts num="1" type="line">
       <pt num="1" x="39402074.9148183" y="3085203.38736518" />
       <pt num="2" x="39402075.2866289" y="3085201.19406264" />
     </pts>
   </pts>
</GeoStar>

GeoJson

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{
  "type": "LineString",
  "coordinates": [
    [
      39402074.9148183,
      3085203.38736518
    ],
    [
      39402075.2866289,
      3085201.19406264
    ]
  ]
}

ArcGISJson

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{
  "paths": [
    [
      [
        39402074.9148183,
        3085203.38736518
      ],
      [
        39402075.2866289,
        3085201.19406264
      ]
    ]
  ],
  "spatialReference": {
    "wkid": 4326
  }
}

3.2.2 MultiPolyline数据

xml

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<?xml version="1.0" encoding="gb2312" ?>
 <GeoStar>
    <pts num="1" type="line">
      <pts num="1" type="line">
        <pt num="1" x="39402074.9148183" y="3085203.38736518" />
        <pt num="2" x="39402075.2866289" y="3085201.19406264" />
      </pts>
      <pts num="2" type="line">
        <pt num="1" x="39402088.7842049" y="3085954.221558" />
        <pt num="2" x="39402089.6243769" y="3085957.43230666" />
      </pts>
      <pts num="3" type="line">
        <pt num="1" x="39402089.6243769" y="3085957.43230666" />
        <pt num="2" x="39402099.5382456" y="3085954.811617" />
      </pts>
      <pts num="4" type="line">
        <pt num="1" x="39402099.5382456" y="3085954.811617" />
        <pt num="2" x="39402097.2217816" y="3085946.92696906" />
      </pts>
    </pts>
 </GeoStar>

GeoJson

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{
  "type": "MultiLineString",
  "coordinates": [
    [ [39402074.9148183,3085203.38736518],[39402075.2866289,3085201.19406264] ],
    [ [39402088.7842049,3085954.221558],[39402089.6243769,3085957.4323066] ],
    [ [39402089.6243769,3085957.43230666],[39402099.5382456,3085954.811617] ],
    [ [39402099.5382456,3085954.811617],[39402097.2217816,3085946.92696906] ]
  ]
}

ArcGISJson

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{
  "paths": [
    [ [39402074.9148183,3085203.38736518],[39402075.2866289,3085201.19406264] ],
    [ [39402088.7842049,3085954.221558],[39402089.6243769,3085957.4323066] ],
    [ [39402089.6243769,3085957.43230666],[39402099.5382456,3085954.811617] ],
    [ [39402099.5382456,3085954.811617],[39402097.2217816,3085946.92696906] ]
  ],
  "spatialReference":{
    "wkid":4326
  }
}

3.3 Polygon

3.3.1 Polygon数据

xml

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<?xml version="1.0" encoding="gb2312" ?>
 <GeoStar>
   <pts num="1" type="polygon">
      <pts num="1" type="polygon">
        <pt num="1" x="39403576.9029002" y="3074528.48695056" />
        <pt num="2" x="39403553.7662496" y="3074513.69820033" />
        <pt num="3" x="39403551.5182278" y="3074517.19848639" />
        <pt num="4" x="39403548.3623503" y="3074522.11235071" />
        <pt num="5" x="39403571.3602499" y="3074537.01955018" />
        <pt num="6" x="39403574.5269088" y="3074532.1446557" />
        <pt num="7" x="39403576.9029002" y="3074528.48695056" />
      </pts>
    </pts>
 </GeoStar>

GeoJson

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{
  "type": "Polygon",
  "coordinates": [
    [
      [
        39403576.9029002,
        3074528.48695056
      ],
      [
        39403553.7662496,
        3074513.69820033
      ],
      [
        39403551.5182278,
        3074517.19848639
      ],
      [
        39403548.3623503,
        3074522.11235071
      ],
      [
        39403571.3602499,
        3074537.01955018
      ],
      [
        39403574.5269088,
        3074532.1446557
      ],
      [
        39403576.9029002,
        3074528.48695056
      ]
    ]
  ]
}

ArcGISJson

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{
  "rings": [
    [
      [
        39403576.9029002,
        3074528.48695056
      ],
      [
        39403553.7662496,
        3074513.69820033
      ],
      [
        39403551.5182278,
        3074517.19848639
      ],
      [
        39403548.3623503,
        3074522.11235071
      ],
      [
        39403571.3602499,
        3074537.01955018
      ],
      [
        39403574.5269088,
        3074532.1446557
      ],
      [
        39403576.9029002,
        3074528.48695056
      ]
    ]
  ],
  "spatialReference": {
    "wkid": 4326
  }
}

3.3.2 MultiPolygon数据

xml

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<?xml version="1.0" encoding="gb2312" ?>
 <GeoStar>
   <pts num="1" type="polygon">
      <pts num="1" type="polygon">
        <pt num="1" x="39403576.9029002" y="3074528.48695056" />
        <pt num="2" x="39403553.7662496" y="3074513.69820033" />
        <pt num="3" x="39403551.5182278" y="3074517.19848639" />
        <pt num="4" x="39403548.3623503" y="3074522.11235071" />
        <pt num="5" x="39403571.3602499" y="3074537.01955018" />
        <pt num="6" x="39403574.5269088" y="3074532.1446557" />
        <pt num="7" x="39403576.9029002" y="3074528.48695056" />
      </pts>
      <pts num="2" type="polygon">
        <pt num="1" x="39403571.5510812" y="3074204.91445576" />
        <pt num="2" x="39403606.1226998" y="3074150.2527506" />
        <pt num="3" x="39403557.7287" y="3074119.98975049" />
        <pt num="4" x="39403502.7917" y="3074207.79574996" />
        <pt num="5" x="39403550.6100553" y="3074238.02463336" />
        <pt num="6" x="39403550.657939" y="3074237.94859318" />
        <pt num="7" x="39403571.5510812" y="3074204.91445576" />
      </pts>
      <pts num="3" type="polygon">
        <pt num="1" x="39403611.6048495" y="3074470.44865039" />
        <pt num="2" x="39403589.647" y="3074456.46835047" />
        <pt num="3" x="39403588.0641691" y="3074459.0560815" />
        <pt num="4" x="39403586.5204" y="3074461.57995062" />
        <pt num="5" x="39403583.09385" y="3074466.70520084" />
        <pt num="6" x="39403604.79485" y="3074481.21385012" />
        <pt num="7" x="39403608.22145" y="3074476.0886009" />
        <pt num="8" x="39403609.9761004" y="3074473.0069" />
        <pt num="9" x="39403611.6048495" y="3074470.44865039" />
      </pts>
      <pts num="4" type="polygon">
        <pt num="1" x="39403602.4861997" y="3074075.92495068" />
        <pt num="2" x="39403606.2165827" y="3074069.99364024" />
        <pt num="3" x="39403610.4104819" y="3074063.32533933" />
        <pt num="4" x="39403613.1025495" y="3074059.04495028" />
        <pt num="5" x="39403600.9451504" y="3074051.29040028" />
        <pt num="6" x="39403598.2374224" y="3074055.56076534" />
        <pt num="7" x="39403593.9818085" y="3074062.27230567" />
        <pt num="8" x="39403590.2175995" y="3074068.20885092" />
        <pt num="9" x="39403602.4861997" y="3074075.92495068" />
      </pts>
    </pts>
 </GeoStar>

GeoJson

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{
  "type": "MultiPolygon",
  "coordinates": [
      [
        [39403576.9029002,3074528.48695056],[39403553.7662496,3074513.69820033],[39403551.5182278,3074517.19848639],[39403548.3623503,3074522.11235071],[39403571.3602499,3074537.01955018],[39403574.5269088,3074532.1446557],[39403576.9029002,3074528.48695056]
      ],
      [
        [39403571.5510812,3074204.91445576],[39403606.1226998,3074150.2527506],[39403557.7287,3074119.98975049],[39403502.7917,3074207.79574996],[39403550.6100553,3074238.02463336],[39403550.657939,3074237.94859318],[39403571.5510812,3074204.91445576]
      ],
      [
        [39403611.6048495,3074470.44865039],[39403589.647,3074456.46835047],[39403588.0641691,3074459.0560815],[39403586.5204,3074461.57995062],[39403583.09385,3074466.70520084],[39403604.79485,3074481.21385012],[39403608.22145,3074476.0886009],[39403609.9761004,3074473.0069],[39403611.6048495,3074470.44865039]
      ],
      [
        [39403602.4861997,3074075.92495068],[39403606.2165827,3074069.99364024],[39403610.4104819,3074063.32533933],[39403613.1025495,3074059.04495028],[39403600.9451504,3074051.29040028],[39403598.2374224,3074055.56076534],[39403593.9818085,3074062.27230567],[39403590.2175995,3074068.20885092],[39403602.4861997,3074075.92495068]
      ],
    ]
};

ArcGISJson

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{
  "rings": [
      [
        [39403576.9029002,3074528.48695056],[39403553.7662496,3074513.69820033],[39403551.5182278,3074517.19848639],[39403548.3623503,3074522.11235071],[39403571.3602499,3074537.01955018],[39403574.5269088,3074532.1446557],[39403576.9029002,3074528.48695056]
      ],
      [
        [39403571.5510812,3074204.91445576],[39403606.1226998,3074150.2527506],[39403557.7287,3074119.98975049],[39403502.7917,3074207.79574996],[39403550.6100553,3074238.02463336],[39403550.657939,3074237.94859318],[39403571.5510812,3074204.91445576]
      ],
      [
        [39403611.6048495,3074470.44865039],[39403589.647,3074456.46835047],[39403588.0641691,3074459.0560815],[39403586.5204,3074461.57995062],[39403583.09385,3074466.70520084],[39403604.79485,3074481.21385012],[39403608.22145,3074476.0886009],[39403609.9761004,3074473.0069],[39403611.6048495,3074470.44865039]
      ],
      [
        [39403602.4861997,3074075.92495068],[39403606.2165827,3074069.99364024],[39403610.4104819,3074063.32533933],[39403613.1025495,3074059.04495028],[39403600.9451504,3074051.29040028],[39403598.2374224,3074055.56076534],[39403593.9818085,3074062.27230567],[39403590.2175995,3074068.20885092],[39403602.4861997,3074075.92495068]
      ],
    ],
  "spatialReference":{
    "wkid":4326
  }
}

混合数据

GeoJson

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{
  "type" : "GeometryCollection",
  "geometries" : [{
    "type" : "Polygon",
    "coordinates" : [[[-95, 43], [-95, 50], [-90, 50], [-91, 42], [-95, 43]]]
  }, {
    "type" : "LineString",
    "coordinates" : [[-89, 42], [-89, 50], [-80, 50], [-80, 42]]
  }, {
    "type" : "Point",
    "coordinates" : [-94, 46]
  }]
}



{
  "type": "FeatureCollection",
  "features": [{
    "type": "Feature",
    "geometry": {
      "type": "Point",
      "coordinates": [102.0, 0.5]
    },
    "properties": {
      "prop0": "value0"
    }
  }, {
    "type": "Feature",
    "geometry": {
      "type": "LineString",
      "coordinates": [
        [102.0, 0.0],[103.0, 1.0],[104.0, 0.0],[105.0, 1.0]
      ]
    },
    "properties": {
      "prop0": "value0"
    }
  }, {
    "type": "Feature",
    "geometry": {
      "type": "Polygon",
      "coordinates": [
        [ [100.0, 0.0],[101.0, 0.0],[101.0, 1.0],[100.0, 1.0],[100.0, 0.0] ]
      ]
    },
    "properties": {
      "prop0": "value0"
    }
  }]
}

ArcGISJson

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[{
  "rings": [
    [[-95, 43],[-95, 50],[-90, 50],[-91, 42],[-95, 43]]
  ],
  "spatialReference": {
    "wkid": 4326
  }
}, {
  "paths": [
    [[-89, 42],[-89, 50],[-80, 50],[-80, 42]]
  ],
  "spatialReference": {
    "wkid": 4326
  }
}, {
  "x": -94,
  "y": 46,
  "spatialReference": {
    "wkid": 4326
  }
}]


[{
  "geometry": {
    "x": 102,
    "y": 0.5,
    "spatialReference": {
      "wkid": 4326
    }
  },
  "attributes": {
    "prop0": "value0"
  }
}, {
  "geometry": {
    "paths": [
      [[102, 0],[103, 1],[104, 0],[105, 1]]
    ],
    "spatialReference": {
      "wkid": 4326
    }
  },
  "attributes": {
    "prop0": "value0"
  }
}, {
  "geometry": {
    "rings": [
      [ [100,0],[100,1],[101,1],[101,0],[100,0] ]
    ],
    "spatialReference": {
      "wkid": 4326
    }
  },
  "attributes": {
    "prop0": "value0"
  }
}]

tag:

    缺失模块。
    1、请确保node版本大于6.2
    2、在博客根目录（注意不是melon根目录）执行以下命令：
    npm i hexo-generator-json-content --save

    3、在根目录_config.yml里添加配置： 

                  jsonContent:
                meta: false
                pages: false
                posts:
                  title: true
                  date: true
                  path: true
                  text: false
                  raw: false
                  content: false
                  slug: false
                  updated: false
                  comments: false
                  link: false
                  permalink: false
                  excerpt: false
                  categories: false
                  tags: true

吴王苑外云<br><br>莫过两三巡<br>