Callout configuration for a symbol.
Referenced by: LabelSymbol3D, PointSymbol3D
Properties
| Property | Details | 
|---|---|
| border | Optional border on the line that is used to improve the contrast of the line color against various background colors. | 
| color | The color of the line. | 
| size | The width of the line in points. | 
| transparency | A value between 100 (full transparency) and 0 (full opacity). | 
| type | The type of the callout. A callout of type line connects an offset symbol or label with its location.Valid value of this property line | 
Additional information
Callout3D in ArcGIS API for JavaScript.
leader line Example
{
  "type": "line",
  "size": 0.75,
  "color": [
    255,
    255,
    255
  ],
  "transparency": 20,
  "border": {
    "color": [
      50,
      50,
      50
    ],
    "transparency": 50
  }
}