colorRamp function

Syntax

• string colorRamp(gradient, value)

Parameters

1. gradient—string
   { whiteToBlack | greenToRed |yellowToRed | redToBlue | orangeToBlue | brownToBlue | spectrum }—selector for different color ramp presets.
2. value—float ( range[0,1])

Returns

Hex color value from a color ramp (selected with gradient) according to the given value. Means the value is mapped on the color ramp and the corresponding color is returned.

Description

The colorRamp function returns the hex color value from a color ramp (selected with gradient) according to the given value.

Examples

Yellow to red color ramp

@Range(min=0, max=1) attr colorValue = 1 @StartRule Shape --> color ( colorRamp("yellowToRed",colorValue))

Ramp example images based on a GIS dataset

Yellow to red:

Red to blue:

Green to red:

White to black:

Orange to blue:

Brown to blue:

Spectrum: