col2alpha {jamba} | R Documentation |
get R color alpha value
Description
Return the alpha transparency per R color
Usage
col2alpha(x, maxValue = 1, ...)
Arguments
x |
|
maxValue |
|
... |
Additional arguments are ignored. |
Value
numeric
vector of alpha values
See Also
Other jam color functions:
alpha2col()
,
applyCLrange()
,
col2hcl()
,
col2hsl()
,
col2hsv()
,
color2gradient()
,
fixYellow()
,
fixYellowHue()
,
getColorRamp()
,
hcl2col()
,
hsl2col()
,
hsv2col()
,
isColor()
,
kable_coloring()
,
makeColorDarker()
,
rainbow2()
,
rgb2col()
,
setCLranges()
,
setTextContrastColor()
,
showColors()
,
unalpha()
,
warpRamp()
Examples
col2alpha(c("red", "#99004499", "beige", "transparent", "#FFFFFF00"))
[Package jamba version 1.0.4 Index]