custom.theme.black: Alternative Lattice themes

In 11010tianyi/latticist: A graphical user interface for exploratory visualisation

Description

Alternative Lattice themes.

Usage

custom.theme.black(symbol = brewer.pal(n = 8, name = "Set2"),
                   fill = brewer.pal(n = 8, name = "Set2"),
                   region = rev(brewer.pal(n = 9, name = "YlOrRd")),
                   reference = "#444444", bg = "black", fg = "white",
                   etc = TRUE)

Arguments

symbol	colors for points and lines.
fill	colors for polygons.
region	color ramp for continuous regions.
reference	color of reference lines.
bg	background color.
fg	foreground color.
etc	TRUE to set extra graphical parameters designed for black backgrounds.

Details

This is a wrapper around custom.theme with different defaults. It can be used as a Lattice themes.

The etc argument sets:

• grey strips;

• solid plot symbols;

• translucent plot symbols (alpha = 0.5);

• thick lines;

• no borders on polygons.

These settings can be modified by editing the resulting list. An easy way to do that is via simpleTheme (see examples).

Value

a list of settings suitable for passing to trellis.par.set.

Author(s)

Felix Andrews [e-mail]

See Also

custom.theme, simpleTheme

Examples

opar <- trellis.par.get()

trellis.par.set(custom.theme.black())
latticeStyleDemo()

## make changes to the theme
myTheme <- modifyList(custom.theme.black(),
                      simpleTheme(alpha.points = 0.1))
myTheme$add.line$lty <- 3
## now apply myTheme, or just:
trellis.par.set(simpleTheme(alpha.points = 0.1))
trellis.par.set(add.line = list(lty = 3))
latticeStyleDemo()

trellis.par.set(opar)

11010tianyi/latticist documentation built on May 5, 2019, 10:36 a.m.