{"title":"TransparencyInfo Visual Variable","type":"object","$schema":"http://json-schema.org/draft-07/schema","description":"The transparencyInfo visual variable defines the transparency, or opacity, of each feature's symbol based on a numeric attribute field value.","properties":{"field":{"type":"string","description":"Attribute field used for setting the transparency of a feature if no `valueExpression` is provided."},"legendOptions":{"type":"object","allOf":[{"$ref":"visualVariableLegendOptions_schema.json"},{"properties":{"title":{},"showLegend":{}},"additionalProperties":false}]},"normalizationField":{"type":"string","description":"Attribute field used to normalize the data."},"stops":{"type":"array","description":"An array of transparencyStop objects.","items":{"type":"object","$ref":"transparencyStop_schema.json"}},"type":{"type":"string","description":"Specifies the type of visual variable.","enum":["transparencyInfo"]},"valueExpression":{"type":"string","description":"An [Arcade expression](https://developers.arcgis.com/arcade/) evaluating to a number."},"valueExpressionTitle":{"type":"string","description":"The title identifying and describing the associated [Arcade](https://developers.arcgis.com/arcade/) expression as defined in the `valueExpression` property."}},"required":["type"],"additionalProperties":false,"esriDocumentation":{"examples":[{"title":"transparencyInfo","description":"Live sample web scene showing [use of the transparencyInfo visual variable](https://www.arcgis.com/home/webscene/viewer.html?webscene=593dc1e98a1d447fb09b09d486355ef0).","code":{"visualVariables":[{"type":"transparencyInfo","field":"strength","stops":[{"value":21,"transparency":60},{"value":39,"transparency":10}]}]}}]}}