do not allow disabling one finger zooming

app/build.gradle

@@ -75,7 +75,7 @@ dependencies {
     implementation 'com.squareup.picasso:picasso:2.71828'
     implementation 'com.caverock:androidsvg-aar:1.3'
     implementation 'com.github.tibbi:gestureviews:985ba285fb'
-    implementation 'com.github.tibbi:subsampling-scale-image-view:89c16d24c5'
+    implementation 'com.github.tibbi:subsampling-scale-image-view:40dc6ee2b1'
     kapt 'com.github.bumptech.glide:compiler:4.8.0' // keep it here too, not just in Commons, else loading SVGs wont work
 
     kapt 'androidx.room:room-compiler:2.0.0'

app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/SettingsActivity.kt

@@ -70,7 +70,6 @@ class SettingsActivity : SimpleActivity() {
         setupEnablePullToRefresh()
         setupAllowZoomingImages()
         setupShowHighestQuality()
-        setupOneFingerZoom()
         setupAllowOneToOneZoom()
         setupAllowInstantChange()
         setupShowExtendedDetails()
@@ -402,7 +401,6 @@ class SettingsActivity : SimpleActivity() {
     }
 
     private fun updateDeepZoomToggleButtons() {
-        settings_one_finger_zoom_holder.beVisibleIf(config.allowZoomingImages)
         settings_show_highest_quality_holder.beVisibleIf(config.allowZoomingImages)
         settings_allow_one_to_one_zoom_holder.beVisibleIf(config.allowZoomingImages)
     }
@@ -415,14 +413,6 @@ class SettingsActivity : SimpleActivity() {
         }
     }
 
-    private fun setupOneFingerZoom() {
-        settings_one_finger_zoom.isChecked = config.oneFingerZoom
-        settings_one_finger_zoom_holder.setOnClickListener {
-            settings_one_finger_zoom.toggle()
-            config.oneFingerZoom = settings_one_finger_zoom.isChecked
-        }
-    }
-
     private fun setupAllowOneToOneZoom() {
         settings_allow_one_to_one_zoom.isChecked = config.allowOneToOneZoom
         settings_allow_one_to_one_zoom_holder.setOnClickListener {
@@ -612,7 +602,6 @@ class SettingsActivity : SimpleActivity() {
                 put(SCREEN_ROTATION, config.screenRotation)
                 put(ALLOW_ZOOMING_IMAGES, config.allowZoomingImages)
                 put(SHOW_HIGHEST_QUALITY, config.showHighestQuality)
-                put(ONE_FINGER_ZOOM, config.oneFingerZoom)
                 put(ALLOW_ONE_TO_ONE_ZOOM, config.allowOneToOneZoom)
                 put(SHOW_EXTENDED_DETAILS, config.showExtendedDetails)
                 put(HIDE_EXTENDED_DETAILS, config.hideExtendedDetails)
@@ -733,7 +722,6 @@ class SettingsActivity : SimpleActivity() {
                 SCREEN_ROTATION -> config.screenRotation = value.toInt()
                 ALLOW_ZOOMING_IMAGES -> config.allowZoomingImages = value.toBoolean()
                 SHOW_HIGHEST_QUALITY -> config.showHighestQuality = value.toBoolean()
-                ONE_FINGER_ZOOM -> config.oneFingerZoom = value.toBoolean()
                 ALLOW_ONE_TO_ONE_ZOOM -> config.allowOneToOneZoom = value.toBoolean()
                 SHOW_EXTENDED_DETAILS -> config.showExtendedDetails = value.toBoolean()
                 HIDE_EXTENDED_DETAILS -> config.hideExtendedDetails = value.toBoolean()

app/src/main/kotlin/com/simplemobiletools/gallery/pro/fragments/PhotoFragment.kt

@@ -80,7 +80,6 @@ class PhotoFragment : ViewPagerFragment() {
     private var mStoredHideExtendedDetails = false
     private var mStoredAllowDeepZoomableImages = false
     private var mStoredShowHighestQuality = false
-    private var mStoredAllowOneFingerZoom = false
     private var mStoredExtendedDetails = 0
 
     private lateinit var mView: ViewGroup
@@ -199,8 +198,7 @@ class PhotoFragment : ViewPagerFragment() {
         }
 
         if (mWasInit) {
-            if (config.allowZoomingImages != mStoredAllowDeepZoomableImages || config.showHighestQuality != mStoredShowHighestQuality ||
+            if (config.allowZoomingImages != mStoredAllowDeepZoomableImages || config.showHighestQuality != mStoredShowHighestQuality) {
-                    config.oneFingerZoom != mStoredAllowOneFingerZoom) {
                 mIsSubsamplingVisible = false
                 mView.subsampling_view.beGone()
                 loadImage()
@@ -272,7 +270,6 @@ class PhotoFragment : ViewPagerFragment() {
             mStoredHideExtendedDetails = hideExtendedDetails
             mStoredAllowDeepZoomableImages = allowZoomingImages
             mStoredShowHighestQuality = showHighestQuality
-            mStoredAllowOneFingerZoom = oneFingerZoom
             mStoredExtendedDetails = extendedDetails
         }
     }
@@ -456,7 +453,6 @@ class PhotoFragment : ViewPagerFragment() {
             regionDecoderFactory = regionDecoder
             maxScale = 10f
             beVisible()
-            isQuickScaleEnabled = config.oneFingerZoom
             isOneToOneZoomEnabled = config.allowOneToOneZoom
             orientation = rotation + mCurrentRotationDegrees
             setImage(path)

app/src/main/kotlin/com/simplemobiletools/gallery/pro/helpers/Config.kt

@@ -206,10 +206,6 @@ class Config(context: Context) : BaseConfig(context) {
         get() = prefs.getInt(getDirectoryColumnsField(), getDefaultDirectoryColumnCount())
         set(dirColumnCnt) = prefs.edit().putInt(getDirectoryColumnsField(), dirColumnCnt).apply()
 
-    var oneFingerZoom: Boolean
-        get() = prefs.getBoolean(ONE_FINGER_ZOOM, false)
-        set(oneFingerZoom) = prefs.edit().putBoolean(ONE_FINGER_ZOOM, oneFingerZoom).apply()
-
     var allowInstantChange: Boolean
         get() = prefs.getBoolean(ALLOW_INSTANT_CHANGE, false)
         set(allowInstantChange) = prefs.edit().putBoolean(ALLOW_INSTANT_CHANGE, allowInstantChange).apply()

app/src/main/kotlin/com/simplemobiletools/gallery/pro/helpers/Constants.kt

@@ -47,7 +47,6 @@ const val VIEW_TYPE_FILES = "view_type_files"
 const val SHOW_EXTENDED_DETAILS = "show_extended_details"
 const val EXTENDED_DETAILS = "extended_details"
 const val HIDE_EXTENDED_DETAILS = "hide_extended_details"
-const val ONE_FINGER_ZOOM = "one_finger_zoom"
 const val ALLOW_INSTANT_CHANGE = "allow_instant_change"
 const val DO_EXTRA_CHECK = "do_extra_check"
 const val WAS_NEW_APP_SHOWN = "was_new_app_shown_clock"

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

@@ -819,30 +819,6 @@
 
         </RelativeLayout>
 
-        <RelativeLayout
-            android:id="@+id/settings_one_finger_zoom_holder"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="@dimen/medium_margin"
-            android:background="?attr/selectableItemBackground"
-            android:paddingLeft="@dimen/normal_margin"
-            android:paddingTop="@dimen/activity_margin"
-            android:paddingRight="@dimen/normal_margin"
-            android:paddingBottom="@dimen/activity_margin">
-
-            <com.simplemobiletools.commons.views.MySwitchCompat
-                android:id="@+id/settings_one_finger_zoom"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:background="@null"
-                android:clickable="false"
-                android:paddingStart="@dimen/medium_margin"
-                android:paddingLeft="@dimen/medium_margin"
-                android:text="@string/one_finger_zoom"
-                app:switchPadding="@dimen/medium_margin"/>
-
-        </RelativeLayout>
-
         <RelativeLayout
             android:id="@+id/settings_allow_one_to_one_zoom_holder"
             android:layout_width="match_parent"

build.gradle

@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.11'
+    ext.kotlin_version = '1.3.20'
 
     repositories {
         google()