Adding group_rows HTML part; Finished group_rows
diff --git a/R/group_rows.R b/R/group_rows.R
index 9827811..3a179b0 100644
--- a/R/group_rows.R
+++ b/R/group_rows.R
@@ -1,25 +1,30 @@
#' Put a few rows of a table into one category
#'
#' @export
-group_rows <- function(kable_input, group_label, start_row, end_row) {
+group_rows <- function(kable_input, group_label, start_row, end_row,
+ label_row_css = "border-bottom: 1px solid;",
+ latex_gap_space = "0.5em") {
+ if (!is.numeric(c(start_row, end_row))) {
+ stop("Start_row and end_row must be numeric position of rows (excluding",
+ "header rows and other group-title rows). ")
+ }
kable_format <- attr(kable_input, "format")
if (!kable_format %in% c("html", "latex")) {
message("Currently generic markdown table using pandoc is not supported.")
return(kable_input)
}
if (kable_format == "html") {
- return(group_rows_html(kable_input, group_label, start_row, end_row))
+ return(group_rows_html(kable_input, group_label, start_row, end_row,
+ label_row_css))
}
if (kable_format == "latex") {
- return(group_rows_latex(kable_input, group_label, start_row, end_row))
+ return(group_rows_latex(kable_input, group_label, start_row, end_row,
+ latex_gap_space))
}
}
-group_rows_html <- function(kable_input, group_label, start_row, end_row) {
- if (!is.numeric(c(start_row, end_row))) {
- stop("Start_row and end_row must be numeric position of rows (excluding",
- "header rows and other group-title rows). ")
- }
+group_rows_html <- function(kable_input, group_label, start_row, end_row,
+ label_row_css) {
kable_attrs <- attributes(kable_input)
kable_xml <- read_xml(as.character(kable_input), options = "COMPACT")
kable_tbody <- xml_tpart(kable_xml, "tbody")
@@ -35,8 +40,9 @@
starting_node <- xml_child(kable_tbody, group_seq[1])
kable_ncol <- length(xml_children(starting_node))
group_header_row_text <- paste0(
- '<tr groupLength="', length(group_seq), '"><td colspan="',
- kable_ncol, '"><strong>', group_label, "</strong></td></tr>"
+ '<tr groupLength="', length(group_seq), '"><td colspan="', kable_ncol,
+ '" style="', label_row_css, '"><strong>', group_label,
+ "</strong></td></tr>"
)
group_header_row <- read_xml(group_header_row_text, options = "COMPACT")
xml_add_sibling(starting_node, group_header_row, .where = "before")
@@ -49,3 +55,35 @@
out <- add_indent(out, positions = seq(start_row, end_row))
return(out)
}
+
+group_rows_latex <- function(kable_input, group_label, start_row, end_row, gap_space) {
+ table_info <- magic_mirror(kable_input)
+ out <- kable_input
+
+ # Add group label
+ rowtext <- table_info$contents[start_row + 1]
+ if (table_info$booktabs) {
+ new_rowtext <- paste0(
+ "\\\\addlinespace[", gap_space, "]\n",
+ "\\\\multicolumn{", table_info$ncol, "}{l}{\\\\textbf{", group_label,
+ "}}\\\\\\\\\n",
+ rowtext
+ )
+ # last_row <- paste0(table_info$contents[end_row + 1], "\\\\\\\\")
+ # out <- sub(
+ # last_row,
+ # paste0(last_row, "\n\\\\addlinespace[", gap_space, "]"),
+ # out
+ # )
+ } else {
+ rowtext <- paste0("\\\\hline\n", rowtext)
+ new_rowtext <- paste0(
+ "\\\\hline\n\\\\multicolumn{", table_info$ncol, "}{l}{\\\\textbf{",
+ group_label, "}}\\\\\\\\\n", rowtext
+ )
+ }
+ out <- sub(rowtext, new_rowtext, out)
+ if (table_info$booktabs)
+ out <- add_indent(out, seq(start_row, end_row))
+ return(out)
+}