feat: Boox Palma 2 Pro support

app/src/main/java/org/koreader/launcher/TestActivity.kt

@@ -24,6 +24,7 @@ import org.koreader.launcher.device.lights.OnyxC67Controller
 import org.koreader.launcher.device.lights.OnyxColorController
 import org.koreader.launcher.device.lights.OnyxSdkLightsController
 import org.koreader.launcher.device.lights.OnyxWarmthController
+import org.koreader.launcher.device.lights.OnyxPalma2ProController
 import org.koreader.launcher.device.lights.TolinoRootController
 import org.koreader.launcher.device.lights.TolinoNtxController
 import org.koreader.launcher.device.lights.TolinoNtxNoWarmthController
@@ -79,6 +80,7 @@ class TestActivity: AppCompatActivity() {
         lightsMap["Onyx Color"] = OnyxColorController()
         lightsMap["Onyx SDK (lights)"] = OnyxSdkLightsController()
         lightsMap["Onyx (warmth)"] = OnyxWarmthController()
+        lightsMap["Onyx Palma2 Pro"] = OnyxPalma2ProController()
         lightsMap["Tolino Root"] = TolinoRootController()
         lightsMap["Tolino Ntx"] = TolinoNtxController()
         lightsMap["Tolino Ntx (no warmth)"] = TolinoNtxNoWarmthController()

app/src/main/java/org/koreader/launcher/device/DeviceInfo.kt

@@ -119,6 +119,7 @@ object DeviceInfo {
         ONYX_PAGE,
         ONYX_PALMA,
         ONYX_PALMA2,
+        ONYX_PALMA2_PRO,
         ONYX_POKE2,
         ONYX_POKE3,
         ONYX_POKE4,
@@ -531,6 +532,10 @@ object DeviceInfo {
             BRAND == "onyx" && MODEL == "palma2"
             -> Id.ONYX_PALMA2
 
+            // Onyx Palma2 Pro (Palma2_Pro_C)
+            BRAND == "onyx" && MODEL == "palma2_pro_c"
+            -> Id.ONYX_PALMA2_PRO
+
             // Onyx Poke 2
             MANUFACTURER == "onyx" && PRODUCT == "poke2"
             -> Id.ONYX_POKE2

app/src/main/java/org/koreader/launcher/device/EPDFactory.kt

@@ -126,6 +126,7 @@ object EPDFactory {
                 DeviceInfo.Id.ONYX_PAGE,
                 DeviceInfo.Id.ONYX_PALMA,
                 DeviceInfo.Id.ONYX_PALMA2,
+                DeviceInfo.Id.ONYX_PALMA2_PRO,
                 DeviceInfo.Id.ONYX_POKE2,
                 DeviceInfo.Id.ONYX_POKE3,
                 DeviceInfo.Id.ONYX_POKE4,

app/src/main/java/org/koreader/launcher/device/LightsFactory.kt

@@ -113,6 +113,11 @@ object LightsFactory {
                     logController("TolinoB300Controller")
                     TolinoB300Controller()
                 }
+                DeviceInfo.Id.ONYX_PALMA2_PRO,
+                -> {
+                    logController("OnyxPalma2Pro")
+                    OnyxPalma2ProController()
+                }
                 else -> {
                     logController("Generic")
                     GenericController()

app/src/main/java/org/koreader/launcher/device/lights/OnyxPalma2ProController.kt

@@ -0,0 +1,131 @@
+package org.koreader.launcher.device.lights
+
+import android.app.Activity
+import android.util.Log
+import org.koreader.launcher.device.LightsInterface
+import org.koreader.launcher.extensions.read
+import org.koreader.launcher.extensions.write
+import java.io.File
+
+/* Controller for Onyx Boox Palma 2 Pro with brightness and warmth support.
+ * Uses onyx_bl_br for brightness and onyx_bl_ct for warmth (color temperature).
+ * Dynamically reads max values from sysfs.
+ */
+
+class OnyxPalma2ProController : LightsInterface {
+    companion object {
+        private const val TAG = "Lights"
+        private const val MIN = 0
+        private const val DEFAULT_BRIGHTNESS_MAX = 255
+        private const val DEFAULT_WARMTH_MAX = 32
+
+        private const val BRIGHTNESS_FILE = "/sys/class/backlight/onyx_bl_br/brightness"
+        private const val BRIGHTNESS_MAX_FILE = "/sys/class/backlight/onyx_bl_br/max_brightness"
+        private const val WARMTH_FILE = "/sys/class/backlight/onyx_bl_ct/brightness"
+        private const val WARMTH_MAX_FILE = "/sys/class/backlight/onyx_bl_ct/max_brightness"
+    }
+
+    private val cachedBrightnessMax: Int by lazy {
+        try {
+            val value = File(BRIGHTNESS_MAX_FILE).read()
+            if (value > 0) value else DEFAULT_BRIGHTNESS_MAX
+        } catch (e: Exception) {
+            Log.w(TAG, "Failed to read max brightness, using default: $e")
+            DEFAULT_BRIGHTNESS_MAX
+        }
+    }
+
+    private val cachedWarmthMax: Int by lazy {
+        try {
+            val value = File(WARMTH_MAX_FILE).read()
+            if (value > 0) value else DEFAULT_WARMTH_MAX
+        } catch (e: Exception) {
+            Log.w(TAG, "Failed to read max warmth, using default: $e")
+            DEFAULT_WARMTH_MAX
+        }
+    }
+
+    override fun getPlatform(): String {
+        return "onyx-palma2pro"
+    }
+
+    override fun hasFallback(): Boolean {
+        return false
+    }
+
+    override fun hasWarmth(): Boolean {
+        return true
+    }
+
+    override fun needsPermission(): Boolean {
+        return false
+    }
+
+    override fun getBrightness(activity: Activity): Int {
+        return try {
+            File(BRIGHTNESS_FILE).read()
+        } catch (e: Exception) {
+            Log.w(TAG, "Failed to read brightness: $e")
+            0
+        }
+    }
+
+    override fun getWarmth(activity: Activity): Int {
+        return try {
+            File(WARMTH_FILE).read()
+        } catch (e: Exception) {
+            Log.w(TAG, "Failed to read warmth: $e")
+            0
+        }
+    }
+
+    override fun setBrightness(activity: Activity, brightness: Int) {
+        if (brightness !in MIN..cachedBrightnessMax) {
+            Log.w(TAG, "brightness value out of range: $brightness (max: $cachedBrightnessMax)")
+            return
+        }
+        Log.v(TAG, "Setting brightness to $brightness")
+        try {
+            File(BRIGHTNESS_FILE).write(brightness)
+        } catch (e: Exception) {
+            Log.e(TAG, "Failed to set brightness: $e")
+        }
+    }
+
+    override fun setWarmth(activity: Activity, warmth: Int) {
+        if (warmth !in MIN..cachedWarmthMax) {
+            Log.w(TAG, "warmth value out of range: $warmth (max: $cachedWarmthMax)")
+            return
+        }
+        Log.v(TAG, "Setting warmth to $warmth")
+        try {
+            File(WARMTH_FILE).write(warmth)
+        } catch (e: Exception) {
+            Log.e(TAG, "Failed to set warmth: $e")
+        }
+    }
+
+    override fun getMinWarmth(): Int {
+        return MIN
+    }
+
+    override fun getMaxWarmth(): Int {
+        return cachedWarmthMax
+    }
+
+    override fun getMinBrightness(): Int {
+        return MIN
+    }
+
+    override fun getMaxBrightness(): Int {
+        return cachedBrightnessMax
+    }
+
+    override fun enableFrontlightSwitch(activity: Activity): Int {
+        return 1
+    }
+
+    override fun hasStandaloneWarmth(): Boolean {
+        return true
+    }
+}