transparentColor: Define colors with transparency
Description
Converts a named color and opacity and returns the proper RGB
code.
Usage
transparentColor(namedColor, alpha = 0.8)
Value
Returns the transparent color in RGB format.
Arguments
- namedColor
A color name.
- alpha
A transparency value between 0 and 1, where 0 is fully
transparent.
Details
This function is used internally by
plotRateThroughTime
.