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pdf("levelplot.pdf")
library(lattice)
data(volcano)
foo <-
data.frame(z = as.vector(volcano),
x = rep(log1p(1:87), 61),
y = rep(1:61, each = 87))
system.time(print(levelplot(z ~ x * y, foo, contour = TRUE)))
system.time(print(levelplot(z ~ x * y, foo, contour = TRUE,
panel = panel.levelplot.raster)))
system.time(print(levelplot(z ~ x * y, foo, contour = TRUE,
region.type = "contour")))
levelplot(z ~ x * y, subset(foo, z > 150), contour = T)
## region.type = "contour" does not support missing grid points
suppressWarnings(plot(levelplot(z ~ x * y, subset(foo, z > 150),
contour = T,
main = "Expect error",
region.type = "contour")))
levelplot(z ~ x * y, foo, subset = z > 150, contour = T)
contourplot(z ~ x * y, foo, subset = z > 150, cuts = 10)
## manual colorkey labels
levelplot(z ~ x * y, foo, subset = z > 150,
colorkey = list(labels = list(at = c(145, 150),
labels = c("below min", 150))))
## lattice <= 0.21-5 put the "below min" label at z=150
## This should be an error because 'labels' are specified without 'at':
e <-
try(print(levelplot(z ~ x * y, foo, subset = z > 150,
colorkey = list(labels = list(labels = c("A", "B"))))),
silent = TRUE)
stopifnot(inherits(e, "try-error"))
## subset group interaction has problems (does it any longer?):
cloud(Sepal.Length ~ Petal.Length * Petal.Width,
data = iris, cex = 0.8, groups = Species, subpanel = panel.superpose,
main = "With subset", screen = list(z = 20, x = -70, y = 0), subset = 30:60)
cloud(Sepal.Length ~ Petal.Length * Petal.Width,
data = iris[30:60, ], cex = 0.8, groups = Species, subpanel = panel.superpose,
main = "Without subset", screen = list(z = 20, x = -70, y = 0))
levelplot(Sepal.Length ~ Petal.Length * Petal.Width,
data = iris, groups = Species,
subset = 30:60)
cloud(z ~ x * y, foo)
cloud(z ~ x * y, foo, subset = z > 150)
## long format: NA's clipped at the beginning (??)
splom(~iris[,1:4], iris, groups = Species)
splom(~iris[,1:4], iris, groups = Species, subset = 70:130, auto.key = T)
parallelplot(~iris[,1:4] | Species, iris, subset = 30:130)
## NA-s in matrix
volna <- volcano
volna[20:40, 20:40] <- NA
levelplot(volna)
levelplot(volna, region.type = "contour")
cloud(volna)
wireframe(volna)
dev.off()
# grid.newpage()
# pushViewport(viewport())
# grid.lines(x = c(1:5, NA, 7:10) / 10,
# y = c(1:5, NA, 7:10) / 10)
# grid.points(x = c(1:5, NA, 7:10) / 10,
# y = c(1:5, 6, 7:10) / 10)
# grid.points(x = .5, y = .1, pch = 16, gp = gpar(cex = 1))
# grid.points(x = .5, y = .2, pch = 16, gp = gpar(cex = 3))
# grid.points(x = .5, y = .3, pch = '+', gp = gpar(cex = 1))
# grid.points(x = .5, y = .4, pch = '+', gp = gpar(cex = 3))
# viewport[ROOT] ->
# (viewport[GRIDVP1182]->
# (viewport[GRIDVP1185],
# viewport[GRIDVP1187],
# viewport[GRIDVP1189],
# viewport[GRIDVP1190],
# viewport[panel.1]->
# (viewport[GRIDVP1184]->
# (viewport[subpanel.1.1],
# viewport[subpanel.1.2], viewport[subpanel.1.3],
# viewport[subpanel.2.1], viewport[subpanel.2.2],
# viewport[subpanel.2.3], viewport[subpanel.3.1],
# viewport[subpanel.3.2], viewport[subpanel.3.3])),
# viewport[panel.2]->
# (viewport[GRIDVP1186]->
# (viewport[subpanel.1.1],
# viewport[subpanel.1.2], viewport[subpanel.1.3],
# viewport[subpanel.2.1], viewport[subpanel.2.2],
# viewport[subpanel.2.3], viewport[subpanel.3.1],
# viewport[subpanel.3.2], viewport[subpanel.3.3])),
# viewport[panel.3]->
# (viewport[GRIDVP1188]->
# (viewport[subpanel.1.1],
# viewport[subpanel.1.2], viewport[subpanel.1.3],
# viewport[subpanel.2.1], viewport[subpanel.2.2],
# viewport[subpanel.2.3], viewport[subpanel.3.1],
# viewport[subpanel.3.2], viewport[subpanel.3.3]))))
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