Oasis orientation

frontend/device/gesturedetector.lua

@@ -674,6 +674,44 @@ function GestureDetector:adjustGesCoordinate(ges)
                 ges.direction = "horizontal"
             end
         end
+
+    elseif self.screen.cur_rotation_mode == 2 then
+        -- in portrait mode rotated 180
+        if ges.pos then
+            ges.pos.x, ges.pos.y = (self.screen:getWidth() - ges.pos.x), (self.screen:getHeight() - ges.pos.y)
+        end
+        if ges.ges == "swipe" or ges.ges == "pan"
+                or ges.ges == "two_finger_swipe"
+                or ges.ges == "two_finger_pan" then
+            if ges.direction == "north" then
+                ges.direction = "south"
+            elseif ges.direction == "south" then
+                ges.direction = "north"
+            elseif ges.direction == "east" then
+                ges.direction = "west"
+            elseif ges.direction == "west" then
+                ges.direction = "east"
+            elseif ges.direction == "northeast" then
+                ges.direction = "southwest"
+            elseif ges.direction == "northwest" then
+                ges.direction = "southeast"
+            elseif ges.direction == "southeast" then
+                ges.direction = "northwest"
+            elseif ges.direction == "southwest" then
+                ges.direction = "northeast"
+            end
+            if ges.relative then
+                ges.relative.x, ges.relative.y = -ges.relative.x, -ges.relative.y
+            end
+        elseif ges.ges == "pinch" or ges.ges == "spread"
+                or ges.ges == "inward_pan"
+                or ges.ges == "outward_pan" then
+            if ges.direction == "horizontal" then
+                ges.direction = "horizontal"
+            elseif ges.direction == "vertical" then
+                ges.direction = "vertical"
+            end
+        end
     end
     return ges
 end

frontend/device/input.lua

@@ -38,6 +38,15 @@ local ABS_MT_POSITION_X = 53
 local ABS_MT_POSITION_Y = 54
 local ABS_MT_TRACKING_ID = 57
 local ABS_MT_PRESSURE = 58
+
+-- For device orientation events (ABS.code)
+
+local ABS_PRESSURE = 24
+local DEVICE_ORIENTATION_PORTRAIT = 19
+local DEVICE_ORIENTATION_PORTRAIT_ROTATED = 20
+local DEVICE_ORIENTATION_LANDSCAPE = 21
+local DEVICE_ORIENTATION_LANDSCAPE_ROTATED = 21
+
 -- luacheck: pop
 
 --[[
@@ -83,7 +92,7 @@ local Input = {
     rotation_map = {
         [0] = {},
         [1] = { Up = "Right", Right = "Down", Down = "Left", Left = "Up" },
-        [2] = { Up = "Down", Right = "Left", Down = "Up", Left = "Right" },
+        [2] = { Up = "Down", Right = "Left", Down = "Up", Left = "Right", LPgFwd = "LPgBack", LPgBack = "LPgFwd", RPgFwd = "RPgBack", RPgBack = "RPgFwd" },
         [3] = { Up = "Left", Right = "Up", Down = "Right", Left = "Down" }
     },
 
@@ -449,6 +458,29 @@ function Input:handleTouchEvPhoenix(ev)
     end
 end
 
+function Input:handleOrientationEv(ev)
+
+    if ev.type == EV_ABS then
+        if ev.code == ABS_PRESSURE and self.device.screen:getScreenMode() == 'portrait' then
+            local refreshUI = false
+            local rotation_mode = 0
+            if ev.value == DEVICE_ORIENTATION_PORTRAIT then
+                refreshUI = true
+            elseif ev.value == DEVICE_ORIENTATION_PORTRAIT_ROTATED then
+                refreshUI = true
+                rotation_mode = 2
+            end
+
+            local oldRotation = self.device.screen:getRotationMode()
+            if refreshUI and rotation_mode ~= oldRotation then
+                self.device.screen:setRotationMode(rotation_mode)
+                local UIManager = require("ui/uimanager")
+                UIManager:onRotation()
+            end
+        end
+    end
+end
+
 
 -- helpers for touch event data management:
 
@@ -550,6 +582,8 @@ function Input:waitEvent(timeout_us)
         if ev.type == EV_KEY then
             DEBUG("key ev", ev)
             return self:handleKeyBoardEv(ev)
+        elseif ev.type == EV_ABS and ev.code == ABS_PRESSURE then
+            return self:handleOrientationEv(ev)
         elseif ev.type == EV_ABS or ev.type == EV_SYN then
             return self:handleTouchEv(ev)
         elseif ev.type == EV_MSC then

frontend/device/kindle/device.lua

@@ -342,8 +342,7 @@ function KindleOasis:init()
 
     self.input = require("device/input"):new{
         device = self,
-        
-        -- TODO: Physical buttons handle orientation?
+
         event_map = {
             [104] = "RPgFwd",
             [109] = "RPgBack",
@@ -354,6 +353,17 @@ function KindleOasis:init()
 
     self.input.open(self.touch_dev)
     self.input.open("/dev/input/by-path/platform-gpiokey.0-event")
+
+    -- get rotate dev by EV=d
+    local std_out = io.popen("cat /proc/bus/input/devices | grep -e 'Handlers\\|EV=' | grep -B1 'EV=d'| grep -o 'event[0-9]'", "r")
+    if std_out then
+        local rotation_dev = std_out:read()
+        std_out:close()
+        if rotation_dev then
+            self.input.open("/dev/input/"..rotation_dev)
+        end
+    end
+
     self.input.open("fake_events")
 end
 

frontend/ui/uimanager.lua

@@ -672,6 +672,12 @@ function UIManager:handleInput()
     end
 end
 
+
+function UIManager:onRotation()
+    self:setDirty('all', 'full')
+    self:forceRePaint()
+end
+
 function UIManager:initLooper()
     if DUSE_TURBO_LIB and not self.looper then
         TURBO_SSL = true -- luacheck: ignore