An object that defines the drawing information for image service based layers.
Referenced by: Image Service Layer (ArcGISImageServiceLayer), Image Service Vector Layer (ArcGISImageServiceVectorLayer), Tiled Image Service Layer (ArcGISTiledImageServiceLayer), Web Coverage Service Layer (WCS)
Properties
| Property | Details |
|---|---|
| activePresetRendererName | The name of the active preset renderer, if the image service layer's current renderer is from preset renderers. Must be one of the following values:
|
| definitionExpression | SQL-based definition expression string that narrows the data to be displayed in the layer. Must be one of the following values:
|
| drawingInfo | Contains the drawing information. |
| presetRenderers[] | An array of preset renderers for image service layers, each contains associated information of multidimensional variable or raster function template. |
Example
{ "drawingInfo": { "renderer": { "colorRamp": { "type": "algorithmic", "algorithm": "esriHSVAlgorithm", "fromColor": [ 0, 0, 255, 255 ], "toColor": [ 0, 255, 0, 255 ] }, "dra": false, "gamma": [ 1 ], "max": 255, "min": 0, "statistics": [ [ -1, 1, 0, 0.1 ] ], "useGamma": false, "stretchType": "minMax", "type": "rasterStretch" } }, "activePresetRendererName": "NDVI", "presetRenderers": [ { "name": "NDVI", "method": "rasterFunctionTemplate", "value": "Raw NDVI", "bandIds": [ 0 ], "renderer": { "colorRamp": { "type": "algorithmic", "algorithm": "esriHSVAlgorithm", "fromColor": [ 0, 0, 255, 255 ], "toColor": [ 0, 255, 0, 255 ] }, "dra": false, "gamma": [ 1 ], "max": 255, "min": 0, "statistics": [ [ -1, 1, 0, 0.1 ] ], "useGamma": false, "stretchType": "minMax", "type": "rasterStretch" } }, { "name": "VARI", "method": "rasterFunctionTemplate", "value": "Raw VARI", "bandIds": [ 0 ], "renderer": { "colorRamp": { "type": "multipart", "colorRamps": [ { "type": "algorithmic", "algorithm": "esriHSVAlgorithm", "fromColor": [ 56, 168, 0, 255 ], "toColor": [ 255, 255, 0, 255 ] }, { "type": "algorithmic", "algorithm": "esriHSVAlgorithm", "fromColor": [ 255, 255, 0, 255 ], "toColor": [ 255, 0, 0, 255 ] } ] }, "dra": false, "gamma": [ 1 ], "max": 255, "min": 0, "statistics": [ [ -0.2, 0.2, 0, 0.1 ] ], "useGamma": false, "stretchType": "minMax", "type": "rasterStretch" } } ] }