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Better renaming of the images to keep files in temp dir.

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This commit is contained in:
Pascal Obry
2017-04-09 11:04:24 +02:00
parent 6085be7589
commit 44c391cb5a
1 changed files with 10 additions and 8 deletions
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18
contrib/pdf_slideshow.lua
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@@ -123,6 +123,13 @@ local function my_write(latexfile,arg)
end
end
local function img_filename(file,i)
local dir=string.gsub(file, "(.*)(%/.*%..*)", "%1")
local ext=string.gsub(file, "(.*)(%..*)", "%2")
local lfile = dir.."/slide"..i..ext
return lfile
end
local function slide(latexfile,i,image,file)
local title = ""
if title_widget.text ~= "" then
@@ -146,17 +153,12 @@ local function slide(latexfile,i,image,file)
title = string.gsub(title, "\r", "")
title = string.gsub(title, "\t", "")
local lfile = "slide"..i..".jpg"
local lfile = img_filename(file,i)
os.rename(file, lfile)
-- fact is that latex will get confused if the filename has multiple dots.
-- so \includegraphics{file.01.jpg} wont work. We need to output the filename
-- and extention separated, e.g: \includegraphics{{file.01}.jpg}
local filenoext=string.gsub(lfile, "(.*)(%..*)", "%1")
local ext=string.gsub(lfile, "(.*)(%..*)", "%2")
my_write(latexfile,"\\begin{minipage}[b]{0,99\\textwidth}\n")
my_write(latexfile,"\\includegraphics[height=0.95\\textheight]{{"..filenoext.."}"..ext.."}\\newline\n")
my_write(latexfile,"\\includegraphics[height=0.95\\textheight]{"..lfile.."}\\newline\n")
my_write(latexfile,"\\centering{{\\color{white}\\verb|"..title.."|}}\n")
my_write(latexfile,"\\end{minipage}\\quad\n")
end
@@ -229,7 +231,7 @@ dt.register_storage("pdf_slideshow",_("pdf slideshow"),
-- finally do some clean-up
local i = 1
for img,file in pairs(image_table) do
local lfile = "slide"..i..".jpg"
local lfile = img_filename(file,i)
os.remove(lfile)
i = i+1
end