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Class: TimeRampAger
[ AMD Module Require | Legacy Module Require ]
dojo.require("esri.renderer.TimeRampAger")
Description
(Added at v2.0)
Time ramp agers display aging using a gradual change in symbology. A range of colors and symbol sizes can be specified.Samples
Search for samples that use this class.Class hierarchy
esri.renderer.SymbolAger |_esri.renderer.TimeRampAger
Constructors
| Name | Summary |
|---|---|
| new esri.renderer.TimeRampAger(colorRange?, sizeRange?, alphaRange?) | Creates a new TimeRampAger object with the specified color and size ranges. |
Methods
| Name | Return type | Summary |
|---|---|---|
| getAgedSymbol(symbol, graphic) | Symbol | Calculates aging and returns the appropriate symbol. |
Constructor Details
Creates a new TimeRampAger object with the specified color and size ranges.
Parameters:
< |
Optional | An array containing the minimum and maximum color values. The default is: [ new Color([0,0,0,0.1]), new Color([0,0,255,1]) ]New features will be close to the max value and older ones will be closer to the minimum value. |
< |
Optional | An array containing the minimum and maximum size in pixels. The default value is [2,10]Newer features will be close to the max value and older ones will be close to the min value. |
< |
Optional | An array containing the minimum and maximum alpha opacity values. Newer features will be close to the max value and older ones close to the min value. As of v2.8 |
Sample:
var ager = new esri.renderer.TimeRampAger( [new esri.Color([0, 1, 1, 0.1]), new esri.Color([0, 255, 255, 1])], [4, 12] );
Method Details
Calculates aging and returns the appropriate symbol. See the SymbolAger class for details.
Return type:
Symbol