From 140b7f3fd2fbc6fb07121dacd60a5bee1c5f5d41 Mon Sep 17 00:00:00 2001
From: garret <garret@airmail.cc>
Date: Wed, 22 Dec 2021 20:12:24 +0000
Subject: new script

---
 README.md                      | 10 ++++++++++
 macros/garret.order-layers.lua | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)
 create mode 100644 macros/garret.order-layers.lua

diff --git a/README.md b/README.md
index 4384cb7..2161fbe 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,8 @@ Some scripts do the same things as other peoples',
 Tested on official-ish aegi for linux,
  but _should_ work fine on any build that has automation v4 (read: all of them).
 
+assume garbage-in garbage-out.
+
 ----
 
 ## Script List
@@ -79,6 +81,14 @@ makes doing alpha timing significantly easier
 originally created to convert stuff that should've been alpha timed in the first place
  but used a weird hack with `\ko` instead.
 
+### Order layers
+
+for typesetting.
+
+Puts each selected line on its own layer, so they don't clash.
+Tries to be a bit clever and check if you actually need it
+, but it's not so clever that it'll check if they actually overlap.
+
 ### Restyler
 
 `become-fansubber.lua`
diff --git a/macros/garret.order-layers.lua b/macros/garret.order-layers.lua
new file mode 100644
index 0000000..62fec03
--- /dev/null
+++ b/macros/garret.order-layers.lua
@@ -0,0 +1,33 @@
+script_name = "Order layers"
+script_description = "puts each selected line on its own layer so they don't clash"
+script_author = "garret"
+script_version = "1.0.0"
+
+local haveDepCtrl, DependencyControl, depctrl = pcall(require, "l0.DependencyControl")
+if haveDepCtrl then
+    depctrl = DependencyControl {
+        --feed="TODO",
+    }
+end
+
+local function main(sub, sel)
+    local i = 0
+    local last_start, last_end
+    for si,li in ipairs(sel) do
+        line = sub[li]
+        if line.start_time == last_start or line.end_time == last_end or si == 1 then
+            line.layer = i
+            i = i + 1
+        end
+        last_start = line.start_time
+        last_end = line.end_time
+        sub[li] = line
+    end
+    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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