Nothing
plot.fast <- function (x, choix = "ind", axes = c(1, 2), xlim = NULL, ylim = NULL,
invisible = NULL, col.ind = "blue", col.var = "red", col.quali.sup = "darkred",
col.ind.sup = "darkblue", col.quanti.sup = "black", label = "all",
cex = 1, lab.grpe = TRUE, title = NULL, habillage = "none",
palette = NULL, new.plot = TRUE, ...)
{
res.mca <- x
if (!inherits(res.mca, "fast"))
stop("non convenient data")
if (is.null(palette))
palette(c("black", "red", "green3", "blue", "cyan", "magenta",
"darkgray", "darkgoldenrod", "darkgreen", "violet",
"turquoise", "orange", "lightpink", "lavender", "yellow",
"lightgreen", "lightgrey", "lightblue", "darkkhaki",
"darkmagenta", "darkolivegreen", "lightcyan", "darkorange",
"darkorchid", "darkred", "darksalmon", "darkseagreen",
"darkslateblue", "darkslategray", "darkslategrey",
"darkturquoise", "darkviolet", "lightgray", "lightsalmon",
"lightyellow", "maroon"))
lab.ind <- lab.var <- lab.quali.sup <- lab.ind.sup <- FALSE
if (length(label) == 1 && label == "all")
lab.ind <- lab.var <- lab.quali.sup <- lab.ind.sup <- TRUE
if ("ind" %in% label)
lab.ind <- TRUE
if ("var" %in% label)
lab.var <- TRUE
test.invisible <- vector(length = 5)
if (!is.null(invisible)) {
test.invisible[1] <- match("ind", invisible)
test.invisible[2] <- match("var", invisible)
}
else test.invisible <- rep(NA, 5)
coord.var <- res.mca$var$coord[, axes]
coord.ind <- res.mca$ind$coord[, axes]
if (is.null(xlim)) {
xmin <- xmax <- 0
if (is.na(test.invisible[1]))
xmin <- min(xmin, coord.ind[, 1])
if (is.na(test.invisible[1]))
xmax <- max(xmax, coord.ind[, 1])
if (is.na(test.invisible[2]))
xmin <- min(xmin, coord.var[, 1])
if (is.na(test.invisible[2]))
xmax <- max(xmax, coord.var[, 1])
xlim <- c(xmin, xmax) * 1.2
}
else {
xmin = xlim[1]
xmax = xlim[2]
}
if (is.null(ylim)) {
ymin <- ymax <- 0
if (is.na(test.invisible[1]))
ymin <- min(ymin, coord.ind[, 2])
if (is.na(test.invisible[1]))
ymax <- max(ymax, coord.ind[, 2])
if (is.na(test.invisible[2]))
ymin <- min(ymin, coord.var[, 2])
if (is.na(test.invisible[2]))
ymax <- max(ymax, coord.var[, 2])
ylim <- c(ymin, ymax) * 1.2
}
else {
ymin = ylim[1]
ymax = ylim[2]
}
if (habillage == "quali") {
aux = 1
col.var = NULL
for (j in res.mca$call$quali) {
col.var <- c(col.var, rep(aux, nlevels(res.mca$call$X[,
j])))
aux = aux + 1
}
}
if ((habillage != "none") & (habillage != "quali")) {
if (!is.factor(res.mca$call$X[, habillage]))
stop("The variable ", habillage, " is not qualitative")
col.ind <- as.numeric(as.factor(res.mca$call$X[, habillage]))
n.mod <- nlevels(as.factor(res.mca$call$X[, habillage]))
}
if (choix == "ind" | choix == "var") {
sub.titre <- NULL
titre = title
if (is.null(title))
titre <- "SortingTask factor map"
else sub.titre <- "SortingTask factor map"
if (is.na(test.invisible[1]) | is.na(test.invisible[2]) |
is.na(test.invisible[4]) | is.na(test.invisible[5])) {
if (new.plot & (!nzchar(Sys.getenv("RSTUDIO_USER_IDENTITY")))) dev.new()
plot(0, 0, main = titre, xlab = paste("Dim ", axes[1],
" (", signif(res.mca$eig[axes[1], 2], 4), "%)",
sep = ""), ylab = paste("Dim ", axes[2], " (",
signif(res.mca$eig[axes[2], 2], 4), "%)", sep = ""),
xlim = xlim, ylim = ylim, col = "white", asp = 1,
cex = cex)
if (!is.null(sub.titre))
title(sub = sub.titre, cex.sub = cex, font.sub = 2,
col.sub = "steelblue4", adj = 0, line = 3.8)
abline(v = 0, lty = 2, cex = cex)
abline(h = 0, lty = 2, cex = cex)
if (is.na(test.invisible[1])) {
points(coord.ind, pch = 16, col = col.ind)
if (lab.ind)
text(coord.ind[, 1], y = coord.ind[, 2], labels = rownames(coord.ind),
pos = 3, col = col.ind, cex = cex)
}
if (is.na(test.invisible[2])) {
points(coord.var[, 1], y = coord.var[, 2], pch = 17,
col = col.var, cex = cex)
if (lab.var)
text(coord.var[, 1], y = coord.var[, 2], labels = rownames(coord.var),
pos = 3, col = col.var, cex = cex)
if ((habillage != "none") & (habillage != "quali") &
(is.na(test.invisible[1]) | is.na(test.invisible[2])))
legend("topleft", legend = levels(res.mca$call$X[,
habillage]), text.col = 1:n.mod, cex = 0.8)
}
}
}
group = nrow(res.mca$group$coord)
if (choix == "group") {
if (new.plot & (!nzchar(Sys.getenv("RSTUDIO_USER_IDENTITY")))) dev.new()
if (is.null(title))
title <- "Consumers representation"
else sub.title <- "Consumers representation"
coord.actif <- res.mca$group$coord[, axes]
plot(coord.actif, xlab = paste("Dim ", axes[1], " (",
signif(res.mca$eig[axes[1], 2], 4), "%)", sep = ""),
ylab = paste("Dim ", axes[2], " (", signif(res.mca$eig[axes[2],
2], 4), "%)", sep = ""), xlim = c(0, 1), ylim = c(0,
1), pch = 17, cex = cex, main = title, cex.main = cex *
1.2, asp = 1)
title(cex.sub = cex, font.sub = 2, col.sub = "steelblue4",
adj = 0, line = 3.8)
if (lab.grpe)
text(coord.actif[, 1], y = coord.actif[, 2], labels = rownames(coord.actif),
pos = 3)
}
}
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