Bar Layer with Constant Graduation

POST Request

POST http://hostname:port/rest/Spatial/MappingService/maps/image.png;w=400;h=400;b=-125,23,-66,49,epsg%3A4269
Content-type: application/json
Authorization: <Basic or Spectrum Token>

Example

{
   "layers":[
      {
         "type":"BarLayer",
         "verticalAlignment":"BOTTOM",
         "horizontalAlignment":"CENTER",
         "chartEffectType":"AS3D",
         "Table":{
            "type":"NamedTable",
            "name":"/Samples/NamedTables/USA"
         },
         "Graduation":{
            "type":"Graduation",
            "graduationMethod":"CONSTANT",
            "valueAtSize":7000000
         },
         "Border":{
            "type":"NamedStyle",
            "name":"/Samples/NamedStyles/LineStyleSolid"
         },
         "CategoryList":{
            "type":"CategoryList",
            "Category":[
               {
                  "type":"Category",
                  "expression":"Pop_2000",
                  "description":"Pop_2000",
                  "Style":{
                     "type":"NamedStyle",
                     "name":"/Samples/NamedStyles/AreaStyleBlue"
                  }
               },
               {
                  "type":"Category",
                  "expression":"Pop_Male",
                  "description":"Pop_Male",
                  "Style":{
                     "type":"NamedStyle",
                     "name":"/Samples/NamedStyles/AreaStyleBlue"
                  }
               },
               {
                  "type":"Category",
                  "expression":"Pop_Female",
                  "description":"Pop_Female",
                  "Style":{
                     "type":"NamedStyle",
                     "name":"/Samples/NamedStyles/AreaStyleBlue"
                  }
               }
            ]
         },
         "BarBaseSize":{
            "type":"BaseSize",
            "mapScale":2.28096E7,
            "useScale":true
         }
      },
      {
         "type":"FeatureLayer",
         "Table":{
            "type":"NamedTable",
            "name":"/Samples/NamedTables/USA"
         }
      }
   ]
}