learn_type {itol.toolkit}

Learn template type

Description

Extract first line of template to learn type information.

Usage

learn_type(file)

Arguments

file

template file. All the template files should follow the format rules as same with iTOL offical template files. The files should start with the following headers: "COLLAPSE", "PRUNE", "SPACING", "TREE_COLORS", "DATASET_STYLE", "LABELS", "DATASET_TEXT", "DATASET_COLORSTRIP", "DATASET_BINARY", "DATASET_GRADIENT", "DATASET_HEATMAP", "DATASET_SYMBOL", "DATASET_EXTERNALSHAPE", "DATASET_DOMAINS", "DATASET_SIMPLEBAR", "DATASET_MULTIBAR", "DATASET_BOXPLOT", "DATASET_LINECHART", "DATASET_PIECHART", "DATASET_ALIGNMENT", "DATASET_CONNECTION", "DATASET_IMAGE", "POPUP_INFO".

Value

a character specifying header information

Examples

tree <- system.file("extdata",
                    "tree_of_itol_templates.tree",
                    package = "itol.toolkit")
data("template_groups")
df_group <- data.frame(id = unique(template_groups$group),
                       data = unique(template_groups$group))
## create unit
unit <- create_unit(data = df_group,
                    key = "Quickstart",
                    type = "DATASET_COLORSTRIP",
                    tree = tree)
## write unit
file <- tempfile()
write_unit(unit,file)
## Learn template type
learn_type(file)