From 03bca5c54d0eb5e57ec06a9b4fb4ec2b3521535e Mon Sep 17 00:00:00 2001
From: Jason Choi <jasonchoi.mtt@gmail.com>
Date: Tue, 30 Apr 2024 00:17:52 +0800
Subject: [PATCH] Add dispatchable setting for rotating by 180 degrees

---
 frontend/device/devicelistener.lua | 5 ++---
 frontend/dispatcher.lua            | 6 ++++--
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/frontend/device/devicelistener.lua b/frontend/device/devicelistener.lua
index 2235fc052..f54cc8752 100644
--- a/frontend/device/devicelistener.lua
+++ b/frontend/device/devicelistener.lua
@@ -212,9 +212,8 @@ if not Device:isAlwaysFullscreen() then
     end
 end
 
-function DeviceListener:onIterateRotation(ccw)
-    -- Simply rotate by 90° CW or CCW
-    local step = ccw and -1 or 1
+function DeviceListener:onIterateRotation(step)
+    -- Simply rotate by 90° CW (1) or CCW (-1), or 180° (2)
     local arg = bit.band(Screen:getRotationMode() + step, 3)
     self.ui:handleEvent(Event:new("SetRotationMode", arg))
     return true
diff --git a/frontend/dispatcher.lua b/frontend/dispatcher.lua
index 3afb94687..fcc364869 100644
--- a/frontend/dispatcher.lua
+++ b/frontend/dispatcher.lua
@@ -84,8 +84,9 @@ local settingsList = {
     toggle_gsensor = {category="none", event="ToggleGSensor", title=_("Toggle accelerometer"), device=true, condition=Device:hasGSensor()},
     toggle_rotation = {category="none", event="SwapRotation", title=_("Toggle orientation"), device=true},
     invert_rotation = {category="none", event="InvertRotation", title=_("Invert rotation"), device=true},
-    iterate_rotation = {category="none", event="IterateRotation", title=_("Rotate by 90° CW"), device=true},
-    iterate_rotation_ccw = {category="none", event="IterateRotation", arg=true, title=_("Rotate by 90° CCW"), device=true, separator=true},
+    iterate_rotation = {category="none", event="IterateRotation", arg=1, title=_("Rotate by 90° CW"), device=true},
+    iterate_rotation_ccw = {category="none", event="IterateRotation", arg=-1, title=_("Rotate by 90° CCW"), device=true},
+    iterate_rotation_180 = {category="none", event="IterateRotation", arg=2, title=_("Rotate by 180°"), device=true, separator=true},
     ----
     wifi_on = {category="none", event="InfoWifiOn", title=_("Turn on Wi-Fi"), device=true, condition=Device:hasWifiToggle()},
     wifi_off = {category="none", event="InfoWifiOff", title=_("Turn off Wi-Fi"), device=true, condition=Device:hasWifiToggle()},
@@ -306,6 +307,7 @@ local dispatcher_menu_order = {
     "invert_rotation",
     "iterate_rotation",
     "iterate_rotation_ccw",
+    "iterate_rotation_180",
     ----
     "wifi_on",
     "wifi_off",