Generate viridis Color code for continuous values
Generate viridis Color code for continuous values
spec_color( x, alpha = 1, begin = 0, end = 1, direction = 1, option = "D", na_color = "#BBBBBB", scale_from = NULL )
x |
continuous vectors of values |
alpha |
The alpha transparency, a number in [0,1], see argument alpha in
|
begin |
The (corrected) hue in [0,1] at which the viridis colormap begins. |
end |
The (corrected) hue in [0,1] at which the viridis colormap ends. |
direction |
Sets the order of colors in the scale. If 1, the default, colors are ordered from darkest to lightest. If -1, the order of colors is reversed. |
option |
A character string indicating the colormap option to use. Four options are available: "magma" (or "A"), "inferno" (or "B"), "plasma" (or "C"), "viridis" (or "D", the default option) and "cividis" (or "E"). |
na_color |
color code for NA values |
scale_from |
input range (vector of length two). If not given, is calculated from the range of x |
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