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mat_format_stdstyle <- c(
"padding-top"="3px",
"padding-bottom"="3px",
"padding-left"="0.5ex",
"padding-right"="0.5ex",
"margin-top"="0px",
"margin-bottom"="0px",
"border-style"="none",
"border-width"="0px"
)
style_mat_global <- function(id=NULL,class=NULL,style=mat_format_stdstyle,margin="2ex auto") {
table_tmpl <- "
table<<class-or-id>> {
border-collapse: collapse; border-style: none; margin: <<margin>>;
}"
table_tr_tmpl <- "
table<<class-or-id>> tr {
border-style: none;
}"
table_td_tmpl <- "
table<<class-or-id>> td {
padding-top: <<padding-top>>;
padding-bottom: <<padding-bottom>>;
padding-left: <<padding-left>>;
padding-right: <<padding-right>>;
margin: 0px;
margin-top: <<margin-top>>;
margin-bottom: <<margin-bottom>>;
border-style: <<border-style>>;
border-width: <<border-width>>;
}"
class_or_id <- class_id_selector(id=id,class=class)
table_style <- fillin(table_tmpl,
c("class-or-id"=class_or_id,
margin=margin))
table_tr_style <- fillin(table_tr_tmpl,
c("class-or-id"=class_or_id))
table_td_style <- fillin(table_td_tmpl,
c("class-or-id"=class_or_id,
style))
paste(table_style,table_tr_style,table_td_style)
}
style_mat_rule <- function(id=NULL,class=NULL,top=FALSE,bottom=FALSE,rulewidth=1,rows=NULL){
if(length(rows)){
class_or_id <- class_id_selector(id=id,class=class)
rulewidth <- paste0(rulewidth,"px")
selector_tmpl <- "table<<class-or-id>> tr:nth-child(<<row>>)"
selector <- character(0)
for(row in rows){
selector <- c(selector,
fillin(selector_tmpl,c("class-or-id"=class_or_id,row=row)))
}
selector <- paste(selector,collapse=",\n")
style_tmpl <- "<<selector>>{"
if(top){
style_tmpl <- paste(style_tmpl,
" border-top: <<rulewidth>> solid;",
sep="\n")
}
if(bottom){
style_tmpl <- paste(style_tmpl,
" border-bottom: <<rulewidth>> solid;",
sep="\n")
}
style_tmpl <- paste(style_tmpl,"}",sep="\n")
fillin(style_tmpl,c(selector=selector,rulewidth=rulewidth))
} else ""
}
style_mat_cols <- function(id=NULL,class=NULL,cols=NULL,style=""){
if(length(cols)){
class_or_id <- class_id_selector(id=id,class=class)
selector_tmpl <- "table<<class-or-id>> td:nth-child(<<col>>)"
selector <- character(0)
for(col in cols){
selector <- c(selector,
fillin(selector_tmpl,c("class-or-id"=class_or_id,col=col)))
}
selector <- paste(selector,collapse=",\n")
paste0(selector,"{",style,"}")
}
}
style_mat_header <- function(id=NULL,class=NULL,style=""){
class_or_id <- class_id_selector(id=id,class=class)
selector_tmpl <- "table<<class-or-id>> td:nth-child(n of .header)"
selector <- fillin(selector_tmpl,c("class-or-id"=class_or_id,col=col))
paste0("\n",selector,"{",style,"}")
}
mat_html_env <- new.env()
mat_html_env$counter <- 1
format_html.matrix <- function(x,
toprule=2,midrule=1,bottomrule=2,
split.dec=TRUE,
formatC=FALSE,
digits=getOption("digits"),
format="f",
style=mat_format_stdstyle,
margin="2ex auto",
...){
colsep <- ""
rowsep <- "\n"
n <- nrow(x)
m <- ncol(x)
dim.x <- dim(x)
dot_cols <- integer(0)
col_sum <- 0
colspan <- integer(m)
if(is.integer(x)){
tmp <- formatC(x,format="d")
body <- html_td(tmp,vectorize=TRUE)
colspan <- 1L
}
else if(is.numeric(x)){
if(formatC)
tmp <- formatC(x,digits=digits,format=format)
else
tmp <- format(x)
if(split.dec){
ncol.tmp <- ncol(tmp)
tmp <- spltDec(tmp)
body <- html_td_spltDec(tmp)
colspan <- 3L
dot_cols <- (1:ncol.tmp-1)*3 + 2
}
else{
body <- html_td(tmp,vectorize=TRUE)
colspan <- 1L
}
}
else {
tmp <- as.character(x)
body <- html_td(tmp,vectorize=TRUE)
colspan <- 1L
}
dim(body) <- dim.x
if(length(rownames(x))){
tmp <- rownames(x)
ldr <- html_td(tmp,vectorize=TRUE)
body <- cbind(ldr,body)
if(length(dot_cols)>0)
dot_cols <- dot_cols + 1
}
body <- apply(body,1,html_tr)
if(length(colnames(x))){
hdr <- colnames(x)
if(length(rownames(x))){
hdr <- c("",hdr)
colspan <- c(1L,rep(colspan,m))
}
else
colspan <- rep(colspan,m)
hdr <- html_td(hdr,vectorize=TRUE,class="header")
hdr[] <- mapply(setAttribs,hdr,colspan=colspan,SIMPLIFY=FALSE)
hdr <- html_tr(hdr)
res <- c(list(hdr),body)
}
else
res <- body
mat_id <- paste0("matrix-",mat_html_env$counter)
res <- html_table(res,id=mat_id)
mat_html_env$counter <- mat_html_env$counter + 1
style_global <- style_mat_global(id=mat_id,style=style,margin=margin)
style_toprule <- style_mat_rule(id=mat_id,rulewidth=toprule,top=TRUE,
rows=1)
if(length(colnames(x))){
style_bottomrule <- style_mat_rule(id=mat_id,rulewidth=bottomrule,bottom=TRUE,
rows=nrow(x)+1)
style_midrule <- style_mat_rule(id=mat_id,rulewidth=midrule,bottom=TRUE,
rows=1)
}
else{
style_bottomrule <- style_mat_rule(id=mat_id,rulewidth=bottomrule,bottom=TRUE,
rows=nrow(x))
style_midrule <- NULL
}
style_content <- paste(
style_global,
style_toprule,
style_midrule,
style_bottomrule,
sep="\n"
)
if(split.dec){
dot_style <- "
padding-left: 0px;
padding-right: 0px;
text-align: center;
width: .2ex;
/*background-color: blue;*/
"
before_dot_style <- "
padding-left: 0.5ex;
padding-right: 0px;
text-align: right;
/*background-color: red;*/
"
behind_dot_style <- "
padding-left: 0px;
padding-right: 0.5ex;
text-align: left;
/*background-color: green;*/
"
style_dots <- style_mat_cols(id=mat_id,cols=dot_cols+1,style=dot_style)
style_before_dots <- style_mat_cols(id=mat_id,cols=dot_cols,style=before_dot_style)
style_behind_dots <- style_mat_cols(id=mat_id,cols=dot_cols+2,style=behind_dot_style)
style_content <- paste(style_content,
style_dots,
style_before_dots,
style_behind_dots,sep="\n")
}
if(length(colnames(x))){
header_style <- "
padding-left: 0.5ex;
padding-right: 0.5ex;
text-align: center;
/*background-color: gray;*/
"
style_header <- style_mat_header(id=mat_id,style=header_style)
style_content <- paste(style_content,
style_header,
"\n")
}
if(length(rownames(x))){
leader_style <- "
padding-left: 0.5ex;
padding-right: 0px;
text-align: right;
/*background-color: red;*/
"
style_leader <- style_mat_cols(id=mat_id,cols=1,style=leader_style)
style_content <- paste(style_content,
style_leader,
"\n")
}
style_element <- html("style",style_content,linebreak=TRUE)
res <- html_group(style_element,res)
res <- as.character(res)
return(res)
}
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