RWEP/SD/20240326_1_datavisualize/_extensions/shafayetShafee/reveal-header/reveal-header.lua

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2024-03-21 22:30:54 +08:00
--[[
MIT License
Copyright (c) 2023 Shafayet Khan Shafee
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
]]--
local function ensureHtmlDeps()
quarto.doc.add_html_dependency({
name = "reveal-header",
version = "1.0.0",
scripts = {
{ path = "resources/js/add_header.js", attribs = {defer = "true"}}
},
stylesheets = {"resources/css/add_header.css"}
})
end
local function sc_sb_title()
quarto.doc.add_html_dependency({
name = "sc-sb-title",
version = "1.0.0",
scripts = {
{ path = "resources/js/sc_sb_title.js", attribs = {defer = "true"}}
}
})
end
local function grid_htext()
quarto.doc.add_html_dependency({
name = "grid-htext",
version = "1.0.0",
stylesheets = {"resources/css/grid_htext.css"}
})
end
local function grid_no_htext()
quarto.doc.add_html_dependency({
name = "grid-no-htext",
version = "1.0.0",
stylesheets = {"resources/css/grid_no_htext.css"}
})
end
if quarto.doc.is_format('revealjs') then
-- Ensuring the dependencies got loaded before proceeding
ensureHtmlDeps()
function Pandoc(doc)
local blocks = doc.blocks
local str = pandoc.utils.stringify
local meta = doc.meta
if meta['sc-sb-title'] then
sc_sb_title()
end
if meta['header'] then
grid_htext()
else
grid_no_htext()
end
local header_text = meta['header'] and str(meta['header']) or " "
local header_para_class = {class = "header-text"}
if meta['title-as-header'] then
header_text = meta['title']
header_para_class = {class = "header-text title-text"}
end
if meta['subtitle-as-header'] then
header_text = meta['subtitle']
header_para_class = {class = "header-text title-text"}
end
-- make divs structure for holding text and logo.
local header_logo = meta['header-logo'] and str(meta['header-logo']) or ""
local header_img = pandoc.Div(pandoc.Image("", header_logo, ""), {class = "header-logo"})
local header_section = pandoc.Div(pandoc.Para(" "), {class = "sc-title"})
local header_sbsection = pandoc.Div(pandoc.Para(" "), {class = "sb-title"})
local header_para = pandoc.Div(pandoc.Para(header_text), header_para_class)
if meta['hide-from-titleSlide'] then
local hide = str(meta['hide-from-titleSlide'])
if hide == "text" then
header_para.attributes['hide-from-titleslide'] = "true"
elseif hide == "logo" then
header_img.attributes['hide-from-titleslide'] = "true"
elseif hide == "all" then
header_para.attributes['hide-from-titleslide'] = "true"
header_img.attributes['hide-from-titleslide'] = "true"
end
end
local div = pandoc.Div(
{
header_img,
header_section,
header_para,
header_sbsection
},
{class = 'reveal-header'})
table.insert(blocks, div)
return doc
end
end