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script_name = "Timings copier"
script_description = "for copying song timings"
script_version = "1.0.0"
script_author = "garret"
script_namespace = "garret.timings_copier"
local haveDepCtrl, DependencyControl, depctrl = pcall(require, "l0.DependencyControl")
if haveDepCtrl then
depctrl = DependencyControl {}
end
local function get_blocks(sub, sel)
local src_style = sub[sel[1]].style
local src_len = 1
for i = 2, #sel do
if sub[sel[i]].style == src_style then
src_len = src_len + 1
else
break
end
end
local blocks = #sel / src_len
if blocks % 1 ~= 0 then
aegisub.log(0, "FATAL: Block lengths are not equal!\n")
aegisub.log(3, "HINT: Each \"block\" of lines must be the same length, e.g. you can't have less romaji than english, or vice versa. a block is a group of consecutive lines with the same style.")
aegisub.cancel()
else
return src_len, blocks
end
end
local function copy(sub, sel, offset, blocks)
for index = 1, offset do
line = sub[sel[index]]
for mul = 1, blocks - 1 do
block_line = sub[sel[offset * mul + index]]
block_line.start_time = line.start_time
block_line.end_time = line.end_time
sub[sel[offset * mul + index]] = block_line
end
end
end
local function main(sub, sel)
offset, blocks = get_blocks(sub, sel)
copy(sub, sel, offset, blocks)
aegisub.set_undo_point(script_name)
end
if haveDepCtrl then
depctrl:registerMacro(main)
else
aegisub.register_macro(script_name, script_description, main)
end
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