fix #105, allow changing the photo compression quality

app/src/main/kotlin/com/simplemobiletools/camera/activities/SettingsActivity.kt

@@ -7,6 +7,7 @@ import com.simplemobiletools.camera.BuildConfig
 import com.simplemobiletools.camera.R
 import com.simplemobiletools.camera.extensions.config
 import com.simplemobiletools.commons.dialogs.FilePickerDialog
+import com.simplemobiletools.commons.dialogs.RadioGroupDialog
 import com.simplemobiletools.commons.extensions.beVisibleIf
 import com.simplemobiletools.commons.extensions.humanizePath
 import com.simplemobiletools.commons.extensions.updateTextColors
@@ -14,6 +15,7 @@ import com.simplemobiletools.commons.extensions.useEnglishToggled
 import com.simplemobiletools.commons.helpers.LICENSE_GLIDE
 import com.simplemobiletools.commons.helpers.LICENSE_KOTLIN
 import com.simplemobiletools.commons.helpers.LICENSE_LEAK_CANARY
+import com.simplemobiletools.commons.models.RadioItem
 import kotlinx.android.synthetic.main.activity_settings.*
 import java.io.File
 import java.util.*
@@ -39,6 +41,7 @@ class SettingsActivity : SimpleActivity() {
         setupAlwaysOpenBackCamera()
         setupSavePhotoMetadata()
         setupSavePhotosFolder()
+        setupPhotoQuality()
         updateTextColors(settings_holder)
     }
 
@@ -159,4 +162,27 @@ class SettingsActivity : SimpleActivity() {
             }
         }
     }
+
+    private fun setupPhotoQuality() {
+        settings_photo_quality.text = "${config.photoQuality}%"
+        settings_photo_quality_holder.setOnClickListener {
+            val items = arrayListOf(
+                    RadioItem(50, "50%"),
+                    RadioItem(55, "55%"),
+                    RadioItem(60, "60%"),
+                    RadioItem(65, "65%"),
+                    RadioItem(70, "70%"),
+                    RadioItem(75, "75%"),
+                    RadioItem(80, "80%"),
+                    RadioItem(85, "85%"),
+                    RadioItem(90, "90%"),
+                    RadioItem(95, "95%"),
+                    RadioItem(100, "100%"))
+
+            RadioGroupDialog(this@SettingsActivity, items, config.photoQuality) {
+                config.photoQuality = it as Int
+                settings_photo_quality.text = "${config.photoQuality}%"
+            }
+        }
+    }
 }

app/src/main/kotlin/com/simplemobiletools/camera/helpers/Config.kt

@@ -85,4 +85,8 @@ class Config(context: Context) : BaseConfig(context) {
     var savePhotoMetadata: Boolean
         get() = prefs.getBoolean(SAVE_PHOTO_METADATA, true)
         set(savePhotoMetadata) = prefs.edit().putBoolean(SAVE_PHOTO_METADATA, savePhotoMetadata).apply()
+
+    var photoQuality: Int
+        get() = prefs.getInt(PHOTO_QUALITY, 80)
+        set(photoQuality) = prefs.edit().putInt(PHOTO_QUALITY, photoQuality).apply()
 }

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

@@ -22,6 +22,7 @@ val PHOTO_PREVIEW_HINT_SHOWN = "photo_preview_hint_shown"
 val KEEP_SETTINGS_VISIBLE = "keep_settings_visible"
 val ALWAYS_OPEN_BACK_CAMERA = "always_open_back_camera"
 val SAVE_PHOTO_METADATA = "save_photo_metadata"
+val PHOTO_QUALITY = "photo_quality"
 
 val FLASH_OFF = 0
 val FLASH_ON = 1

app/src/main/kotlin/com/simplemobiletools/camera/helpers/PhotoProcessor.kt

@@ -89,7 +89,7 @@ class PhotoProcessor(val activity: MainActivity, val uri: Uri?, val currCameraId
                 image = Bitmap.createBitmap(image, 0, 0, image.width, image.height, matrix, false)
             }
 
-            image.compress(Bitmap.CompressFormat.JPEG, 80, fos)
+            image.compress(Bitmap.CompressFormat.JPEG, activity.config.photoQuality, fos)
 
             val fileExif = ExifInterface(path)
             var exifOrientation = ExifInterface.ORIENTATION_NORMAL.toString()

app/src/main/res/layout/activity_settings.xml

@@ -264,5 +264,40 @@
                 android:clickable="false"/>
 
         </RelativeLayout>
+
+        <RelativeLayout
+            android:id="@+id/settings_photo_quality_holder"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/medium_margin"
+            android:background="?attr/selectableItemBackground"
+            android:paddingBottom="@dimen/bigger_margin"
+            android:paddingLeft="@dimen/activity_margin"
+            android:paddingRight="@dimen/activity_margin"
+            android:paddingTop="@dimen/bigger_margin">
+
+            <com.simplemobiletools.commons.views.MyTextView
+                android:id="@+id/settings_photo_quality_label"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_centerVertical="true"
+                android:layout_toLeftOf="@+id/settings_photo_quality"
+                android:layout_toStartOf="@+id/settings_photo_quality"
+                android:paddingLeft="@dimen/medium_margin"
+                android:paddingRight="@dimen/medium_margin"
+                android:text="@string/photo_compression_quality"/>
+
+            <com.simplemobiletools.commons.views.MyTextView
+                android:id="@+id/settings_photo_quality"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentEnd="true"
+                android:layout_alignParentRight="true"
+                android:layout_marginEnd="@dimen/small_margin"
+                android:layout_marginRight="@dimen/small_margin"
+                android:background="@null"
+                android:clickable="false"/>
+
+        </RelativeLayout>
     </LinearLayout>
 </ScrollView>