Update NDK, more KTX usage (#4792)

* Update NDK

* Utilize more KTX extensions

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/filter/TextItem.kt

@@ -2,6 +2,7 @@ package eu.kanade.tachiyomi.ui.browse.source.filter
 
 import android.view.View
 import android.widget.EditText
+import androidx.core.widget.doOnTextChanged
 import androidx.recyclerview.widget.RecyclerView
 import com.google.android.material.textfield.TextInputLayout
 import eu.davidea.flexibleadapter.FlexibleAdapter
@@ -10,7 +11,6 @@ import eu.davidea.flexibleadapter.items.IFlexible
 import eu.davidea.viewholders.FlexibleViewHolder
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.source.model.Filter
-import eu.kanade.tachiyomi.widget.SimpleTextWatcher
 
 open class TextItem(val filter: Filter.Text) : AbstractFlexibleItem<TextItem.Holder>() {
 
@@ -25,11 +25,9 @@ open class TextItem(val filter: Filter.Text) : AbstractFlexibleItem<TextItem.Hol
     override fun bindViewHolder(adapter: FlexibleAdapter<IFlexible<RecyclerView.ViewHolder>>, holder: Holder, position: Int, payloads: List<Any?>?) {
         holder.wrapper.hint = filter.name
         holder.edit.setText(filter.state)
-        holder.edit.addTextChangedListener(object : SimpleTextWatcher() {
-            override fun onTextChanged(text: CharSequence, start: Int, before: Int, count: Int) {
-                filter.state = text.toString()
-            }
-        })
+        holder.edit.doOnTextChanged { text, _, _, _ ->
+            filter.state = text.toString()
+        }
     }
 
     override fun equals(other: Any?): Boolean {

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt

@@ -820,7 +820,7 @@ class ReaderActivity : BaseRxActivity<ReaderActivityBinding, ReaderPresenter>()
          * Sets the visibility of the bottom page indicator according to [visible].
          */
         fun setPageNumberVisibility(visible: Boolean) {
-            binding.pageNumber.visibility = if (visible) View.VISIBLE else View.INVISIBLE
+            binding.pageNumber.isVisible = visible
         }
 
         /**

app/src/main/java/eu/kanade/tachiyomi/util/system/ImageUtil.kt

@@ -4,6 +4,7 @@ import android.graphics.Bitmap
 import android.graphics.BitmapFactory
 import android.graphics.Canvas
 import android.graphics.Rect
+import androidx.core.graphics.createBitmap
 import java.io.ByteArrayInputStream
 import java.io.ByteArrayOutputStream
 import java.io.InputStream
@@ -99,7 +100,7 @@ object ImageUtil {
 
         val singlePage = Rect(0, 0, width / 2, height)
 
-        val half = Bitmap.createBitmap(width / 2, height, Bitmap.Config.ARGB_8888)
+        val half = createBitmap(width / 2, height)
         val part = when (side) {
             Side.RIGHT -> Rect(width - width / 2, 0, width, height)
             Side.LEFT -> Rect(0, 0, width / 2, height)
@@ -122,7 +123,7 @@ object ImageUtil {
         val height = imageBitmap.height
         val width = imageBitmap.width
 
-        val result = Bitmap.createBitmap(width / 2, height * 2, Bitmap.Config.ARGB_8888)
+        val result = createBitmap(width / 2, height * 2)
         val canvas = Canvas(result)
         // right -> upper
         val rightPart = when (upperSide) {

app/src/main/java/eu/kanade/tachiyomi/widget/DialogCustomDownloadView.kt

@@ -6,6 +6,7 @@ import android.util.AttributeSet
 import android.view.LayoutInflater
 import android.view.View
 import android.widget.LinearLayout
+import androidx.core.widget.doOnTextChanged
 import eu.kanade.tachiyomi.databinding.DownloadCustomAmountBinding
 import timber.log.Timber
 
@@ -65,16 +66,14 @@ class DialogCustomDownloadView @JvmOverloads constructor(context: Context, attrs
         }
 
         // When user inputs custom number set amount equal to input.
-        binding.myNumber.addTextChangedListener(object : SimpleTextWatcher() {
-            override fun onTextChanged(text: CharSequence, start: Int, before: Int, count: Int) {
-                try {
-                    amount = getAmount(text.toString().toInt())
-                } catch (error: NumberFormatException) {
-                    // Catch NumberFormatException to prevent parse exception when input is empty.
-                    Timber.e(error)
-                }
+        binding.myNumber.doOnTextChanged { text, _, _, _ ->
+            try {
+                amount = getAmount(text.toString().toInt())
+            } catch (error: NumberFormatException) {
+                // Catch NumberFormatException to prevent parse exception when input is empty.
+                Timber.e(error)
             }
-        })
+        }
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/widget/SimpleTextWatcher.kt

@@ -1,15 +0,0 @@
-package eu.kanade.tachiyomi.widget
-
-import android.text.Editable
-import android.text.TextWatcher
-
-open class SimpleTextWatcher : TextWatcher {
-    override fun beforeTextChanged(text: CharSequence, start: Int, count: Int, after: Int) {
-    }
-
-    override fun onTextChanged(text: CharSequence, start: Int, before: Int, count: Int) {
-    }
-
-    override fun afterTextChanged(text: Editable) {
-    }
-}