Link chart layer can be created by referencing a Knowledge Graph Service. A Link chart layer is a group layer with collections of feature layers and tables representing geospatial and non-geospatial entity and relationship types.
Referenced by: operationalLayers
Properties
| Property | Details |
|---|---|
| blendMode | Blend modes are used to create various effects by blending colors of top and background layers. normal blend mode is the default.Valid values: average, color, color-burn, color-dodge, darken, destination-atop, destination-in, destination-out, destination-over, difference, exclusion, hard-light, hue, invert, lighten, lighter, luminosity, minus, multiply, normal, overlay, plus, reflect, saturation, screen, soft-light, source-atop, source-in, source-out, vivid-light, xor |
| customParameters | A sequence of custom parameters appended to the URL of all requests related to a layer. |
| effect | Effect provides various filter functions to achieve different visual effects similar to how image filters (photo apps) work. |
| id | A unique identifying string for the layer. |
| itemId | Optional string containing the item ID of the service if it’s registered on ArcGIS Online or your organization’s portal. |
| layers[] | An array of Link chart sub layers, each representing graph entity type or relationship in Link chart server. |
| layerType | String indicating the layer type. Valid value of this property LinkChartLayer |
| maxScale | A number representing the maximum scale at which the layer will be visible. The number is the scale’s denominator. |
| minScale | A number representing the minimum scale at which the layer will be visible. The number is the scale’s denominator. |
| opacity | The degree of transparency applied to the layer on the client side, where 0 is full transparency and 1 is no transparency. |
| refreshInterval | Refresh interval of the layer in minutes. Non-zero value indicates automatic layer refresh at the specified interval. Value of 0 indicates auto refresh is not enabled. |
| title | A user-friendly string title for the layer that can be used in a table of contents. |
| url | The URL to the Knowledge Graph Service. |
| visibility | Boolean property determining whether the layer is initially visible in the web map. |