ViewImageFragment: upgrade BigImageView to 1.6.6, enable swiping for all kinds of embedded views

app/build.gradle

@@ -178,9 +178,9 @@ dependencies {
 
     implementation "com.github.connyduck:sparkbutton:4.0.0"
 
-    implementation 'com.github.piasy:BigImageViewer:1.6.5'
-    implementation 'com.github.piasy:GlideImageLoader:1.6.5'
-    implementation 'com.github.piasy:GlideImageViewFactory:1.6.5'
+    implementation 'com.github.piasy:BigImageViewer:1.6.6'
+    implementation 'com.github.piasy:GlideImageLoader:1.6.6'
+    implementation 'com.github.piasy:GlideImageViewFactory:1.6.6'
 
     implementation "com.mikepenz:materialdrawer:$materialdrawerVersion"
     implementation "com.mikepenz:materialdrawer-iconics:$materialdrawerVersion"

app/src/main/java/com/keylesspalace/tusky/fragment/ViewImageFragment.kt

@@ -118,7 +118,8 @@ class ViewImageFragment : ViewMediaFragment() {
                     swipeStartedWithOneFinger = false
                 }
                 MotionEvent.ACTION_MOVE -> {
-                    if(swipeStartedWithOneFinger && photoView.ssiv.scale <= photoView.ssiv.minScale) {
+                    if(swipeStartedWithOneFinger &&
+                            (photoView.ssiv == null || photoView.ssiv.scale <= photoView.ssiv.minScale)) {
                         val diff = event.rawY - lastY
                         // This code is to prevent transformations during page scrolling
                         // If we are already translating or we reached the threshold, then transform.
@@ -149,7 +150,6 @@ class ViewImageFragment : ViewMediaFragment() {
             }
         })
 
-        // photoView.setOnTouchListener(this)
         photoView.setImageLoaderCallback(imageLoaderCallback)
         photoView.setImageViewFactory(GlideImageViewFactory())
 
@@ -266,10 +266,8 @@ class ViewImageFragment : ViewMediaFragment() {
         override fun onSuccess(image: File?) {
             if(!showingPreview) {
                 progressBar?.hide()
-                photoView.ssiv?.let {
-                    it.orientation = SubsamplingScaleImageView.ORIENTATION_USE_EXIF
-                    it.setOnTouchListener(imageOnTouchListener)
-                }
+                photoView.ssiv?.orientation = SubsamplingScaleImageView.ORIENTATION_USE_EXIF
+                photoView.mainView?.setOnTouchListener(imageOnTouchListener)
             }
         }