Added command-line switch to add world image

master
Gabriel Pérez-Cerezo 2019-04-11 11:48:11 +02:00
parent 65f145afaf
commit a986d0478d
1 changed files with 13 additions and 5 deletions

View File

@ -96,7 +96,7 @@ dofile("nodedb.lua")
function parse_args(argv)
local i = 1
local no_trains = false
local datapath, mappath
local datapath, mappath, worldimage
while i <= #argv do
local a = argv[i]
if (a == "-m") or (a == "--map-file") then
@ -109,15 +109,23 @@ function parse_args(argv)
elseif (a == "-t") or (a == "--no-trains") then
-- do not draw trains
no_trains = true
elseif (a == "-w") or (a == "--world-image") then
-- overlay over world image
i = i+1
if not argv[i] then
error(("missing filename after `%s'"):format(a))
end
worldimage = argv[i]
else
datapath = a
end
i = i + 1
end
return datapath, mappath, no_trains
return datapath, mappath, no_trains, worldimage
end
datapath, mappath, no_trains = parse_args(arg)
datapath, mappath, no_trains, worldimage = parse_args(arg)
-- Load saves
local file, err = io.open(datapath.."advtrains", "r")
@ -160,13 +168,13 @@ else
<circle cx="0" cy="0" r="5" stroke="red" stroke-width="1" />
]])
end
if wimg then
if worldimage then
local wimx = -(wimresx*wimscale/2)
local wimy = -(wimresy*wimscale/2)
local wimw = wimresx*wimscale
local wimh = wimresy*wimscale
svgfile:write('<image xlink:href="world.png" x="'..wimx..'" y="'..wimy..'" height="'..wimh..'px" width="'..wimw..'px"/>')
svgfile:write('<image xlink:href="'..worldimage..'" x="'..wimx..'" y="'..wimy..'" height="'..wimh..'px" width="'..wimw..'px"/>')
end
local function writec(text)