scale_gradientn {ggplot2} | R Documentation |
Smooth gradient between n colours
scale_colour_gradientn(name=NULL, colours, values=NULL, rescale=TRUE, space="rgb", breaks=NULL, labels=NULL, limits=NULL, trans="identity", alpha=1, ...) scale_fill_gradientn(name=NULL, colours, values=NULL, rescale=TRUE, space="rgb", breaks=NULL, labels=NULL, limits=NULL, trans="identity", alpha=1, ...)
name |
name of scale to appear in legend or on axis |
colours |
NULL |
values |
NULL |
rescale |
NULL |
space |
colour space to interpolate through, rgb or Lab, see ?colorRamp for details |
breaks |
numeric vector indicating where breaks should lie |
labels |
character vector giving labels associated with breaks |
limits |
numeric vector of length 2, giving the extent of the scale |
trans |
a transformer to use |
alpha |
alpha value to use for colours |
... |
other arguments |
This page describes scale_gradientn, see layer
and qplot
for how to create a complete plot from individual components.
A layer
Hadley Wickham, http://had.co.nz/
scale_gradient
: continuous colour scale with midpoint
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