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2 changes: 2 additions & 0 deletions NAMESPACE
Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ export(type_jitter)
export(type_lines)
export(type_lm)
export(type_loess)
export(type_mean_se)
export(type_pointrange)
export(type_points)
export(type_polygon)
Expand Down Expand Up @@ -119,6 +120,7 @@ importFrom(stats,predict)
importFrom(stats,qnorm)
importFrom(stats,qt)
importFrom(stats,quantile)
importFrom(stats,sd)
importFrom(stats,setNames)
importFrom(stats,spline)
importFrom(stats,terms)
Expand Down
41 changes: 30 additions & 11 deletions R/align_layer.R
Original file line number Diff line number Diff line change
Expand Up @@ -3,23 +3,36 @@
align_layer = function(settings) {
# Retrieve xlabs and plot/device metadata from original layer
tinyplot_env = get(".tinyplot_env", envir = parent.env(environment()))
xlabs_orig = tryCatch(get("xlabs_orig", envir = tinyplot_env), error = function(e) NULL)
usr_orig = tryCatch(get("usr_orig", envir = tinyplot_env), error = function(e) NULL)
dev_orig = tryCatch(get("dev_orig", envir = tinyplot_env), error = function(e) NULL)

xlabs_orig = tryCatch(
get("xlabs_orig", envir = tinyplot_env),
error = function(e) NULL
)
usr_orig = tryCatch(
get("usr_orig", envir = tinyplot_env),
error = function(e) NULL
)
dev_orig = tryCatch(
get("dev_orig", envir = tinyplot_env),
error = function(e) NULL
)

# Validate that we're adding to the same plot (not a stale xlabs from previous plot)
if (is.null(usr_orig) || is.null(dev_orig) || dev_orig != dev.cur()) {
return(invisible())
}
# Normalize current usr for comparison (accounting for flipped plots)
usr_layer = if (isTRUE(settings$flip)) par("usr")[c(3,4,1,2)] else par("usr")
usr_layer = if (isTRUE(settings$flip)) {
par("usr")[c(3, 4, 1, 2)]
} else {
par("usr")
}
if (!identical(usr_orig, usr_layer)) {
return(invisible())
}

# xlabs of current layer
xlabs_layer = settings[["xlabs"]]

# Only adjust if original layer has named xlabs
if (!is.null(names(xlabs_orig))) {
if (is.factor(settings$datapoints[["x"]])) {
Expand All @@ -30,16 +43,20 @@ align_layer = function(settings) {
settings$datapoints[["x"]]
}
)
settings$datapoints = settings$datapoints[order(settings$datapoints[["x"]]), ]
settings$datapoints = settings$datapoints[
order(settings$datapoints[["x"]]),
]
} else if (!is.null(names(xlabs_layer))) {
# Case 2: match implicit integer -> label mapping (e.g., lines added to errorbars)
if (setequal(names(xlabs_layer), names(xlabs_orig))) {
# If mappings already agree and no dodge, no realignment needed
if (identical(xlabs_layer, xlabs_orig) && is.null(settings$dodge)) return(invisible())
if (identical(xlabs_layer, xlabs_orig) && is.null(settings$dodge)) {
return(invisible())
}
orig_order = xlabs_orig[names(xlabs_layer)[settings$datapoints[["x"]]]]
x_layer = settings$datapoints[["x"]]
if (is.null(settings$dodge)) {
x_new = x_layer[orig_order]
x_new = x_layer[orig_order]
} else {
names(x_layer) = names(xlabs_layer)[round(x_layer)]
x_new = x_layer + (xlabs_orig[names(round(x_layer))] - round(x_layer))
Expand All @@ -51,7 +68,9 @@ align_layer = function(settings) {
settings$datapoints[[v]] = x_new
}
}
settings$datapoints = settings$datapoints[order(settings$datapoints[["x"]]), ]
settings$datapoints = settings$datapoints[
order(settings$datapoints[["x"]]),
]
settings$datapoints[["rowid"]] = seq_len(nrow(settings$datapoints))
}
}
Expand Down
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