set brightness level to maximum by default

Author: KryptKode

app/src/main/kotlin/com/simplemobiletools/flashlight/activities/MainActivity.kt

@@ -19,7 +19,7 @@ import com.simplemobiletools.commons.models.FAQItem
 import com.simplemobiletools.flashlight.BuildConfig
 import com.simplemobiletools.flashlight.R
 import com.simplemobiletools.flashlight.extensions.config
-import com.simplemobiletools.flashlight.helpers.DEFAULT_BRIGHTNESS_LEVEL
+import com.simplemobiletools.flashlight.helpers.MIN_BRIGHTNESS_LEVEL
 import com.simplemobiletools.flashlight.helpers.MyCameraImpl
 import com.simplemobiletools.flashlight.models.Events
 import kotlinx.android.synthetic.main.activity_main.*
@@ -218,10 +218,10 @@ class MainActivity : SimpleActivity() {
     }
 
     private fun setupBrightness() {
-        brightness_bar.max = mCameraImpl?.getMaximumBrightnessLevel() ?: DEFAULT_BRIGHTNESS_LEVEL
-        brightness_bar.progress = config.brightnessLevel
+        brightness_bar.max = mCameraImpl?.getMaximumBrightnessLevel() ?: MIN_BRIGHTNESS_LEVEL
+        brightness_bar.progress = mCameraImpl?.getCurrentBrightnessLevel() ?: MIN_BRIGHTNESS_LEVEL
         brightness_bar.onSeekBarChangeListener { level ->
-            val newLevel = level.coerceAtLeast(DEFAULT_BRIGHTNESS_LEVEL)
+            val newLevel = level.coerceAtLeast(MIN_BRIGHTNESS_LEVEL)
             mCameraImpl?.updateBrightnessLevel(newLevel)
             config.brightnessLevel = newLevel
         }

app/src/main/kotlin/com/simplemobiletools/flashlight/helpers/Constants.kt

@@ -12,4 +12,5 @@ const val STROBOSCOPE_PROGRESS = "stroboscope_progress"
 const val FORCE_PORTRAIT_MODE = "force_portrait_mode"
 const val SOS = "sos"
 const val BRIGHTNESS_LEVEL = "brightness_level"
-const val DEFAULT_BRIGHTNESS_LEVEL = 1
+const val MIN_BRIGHTNESS_LEVEL = 1
+const val DEFAULT_BRIGHTNESS_LEVEL = -1

app/src/main/kotlin/com/simplemobiletools/flashlight/helpers/MyCameraImpl.kt

@@ -344,8 +344,14 @@ class MyCameraImpl(val context: Context) {
 
     fun getMaximumBrightnessLevel(): Int {
         return if (isMarshmallow) {
-            marshmallowCamera?.getMaximumBrightnessLevel() ?: DEFAULT_BRIGHTNESS_LEVEL
-        } else DEFAULT_BRIGHTNESS_LEVEL
+            marshmallowCamera?.getMaximumBrightnessLevel() ?: MIN_BRIGHTNESS_LEVEL
+        } else MIN_BRIGHTNESS_LEVEL
+    }
+
+    fun getCurrentBrightnessLevel(): Int {
+        return if (isMarshmallow) {
+            marshmallowCamera?.getCurrentBrightnessLevel() ?: MIN_BRIGHTNESS_LEVEL
+        } else MIN_BRIGHTNESS_LEVEL
     }
 
     fun supportsBrightnessControl(): Boolean {

app/src/main/kotlin/com/simplemobiletools/flashlight/helpers/PostMarshmallowCamera.kt

@@ -30,7 +30,8 @@ internal class PostMarshmallowCamera constructor(val context: Context) {
         try {
             manager.setTorchMode(cameraId!!, enable)
             if (enable) {
-                changeTorchBrightness(context.config.brightnessLevel)
+                val brightnessLevel = getCurrentBrightnessLevel()
+                changeTorchBrightness(brightnessLevel)
             }
         } catch (e: Exception) {
             context.showErrorToast(e)
@@ -50,14 +51,22 @@ internal class PostMarshmallowCamera constructor(val context: Context) {
     fun getMaximumBrightnessLevel(): Int {
         return if (isTiramisuPlus()) {
             val characteristics = manager.getCameraCharacteristics(cameraId!!)
-            characteristics.get(CameraCharacteristics.FLASH_INFO_STRENGTH_MAXIMUM_LEVEL) ?: DEFAULT_BRIGHTNESS_LEVEL
+            characteristics.get(CameraCharacteristics.FLASH_INFO_STRENGTH_MAXIMUM_LEVEL) ?: MIN_BRIGHTNESS_LEVEL
         } else {
-            DEFAULT_BRIGHTNESS_LEVEL
+            MIN_BRIGHTNESS_LEVEL
         }
     }
 
     fun supportsBrightnessControl(): Boolean {
         val maxBrightnessLevel = getMaximumBrightnessLevel()
-        return maxBrightnessLevel > DEFAULT_BRIGHTNESS_LEVEL
+        return maxBrightnessLevel > MIN_BRIGHTNESS_LEVEL
+    }
+
+    fun getCurrentBrightnessLevel(): Int {
+        var brightnessLevel = context.config.brightnessLevel
+        if (brightnessLevel == DEFAULT_BRIGHTNESS_LEVEL) {
+            brightnessLevel = getMaximumBrightnessLevel()
+        }
+        return brightnessLevel
     }
 }