Convert DefaultDevLoadingView.java->.kt

packages/react-native/ReactAndroid/api/ReactAndroid.api

@@ -440,6 +440,14 @@ public abstract interface class com/facebook/react/ViewManagerOnDemandReactPacka
 	public abstract fun getViewManagerNames (Lcom/facebook/react/bridge/ReactApplicationContext;)Ljava/util/Collection;
 }
 
+public abstract interface class com/facebook/react/animated/AnimatedNodeValueListener {
+	public abstract fun onValueUpdate (D)V
+}
+
+public abstract interface class com/facebook/react/animated/AnimatedNodeWithUpdateableConfig {
+	public abstract fun onUpdateConfig (Lcom/facebook/react/bridge/ReadableMap;)V
+}
+
 public class com/facebook/react/animated/NativeAnimatedModule : com/facebook/fbreact/specs/NativeAnimatedModuleSpec, com/facebook/react/bridge/LifecycleEventListener, com/facebook/react/bridge/UIManagerListener {
 	public static final field ANIMATED_MODULE_DEBUG Z
 	public fun <init> (Lcom/facebook/react/bridge/ReactApplicationContext;)V
@@ -2051,14 +2059,18 @@ public class com/facebook/react/devsupport/BundleDownloader$BundleInfo {
 	public fun toJSONString ()Ljava/lang/String;
 }
 
-public class com/facebook/react/devsupport/DefaultDevLoadingViewImplementation : com/facebook/react/devsupport/interfaces/DevLoadingViewManager {
+public final class com/facebook/react/devsupport/DefaultDevLoadingViewImplementation : com/facebook/react/devsupport/interfaces/DevLoadingViewManager {
+	public static final field Companion Lcom/facebook/react/devsupport/DefaultDevLoadingViewImplementation$Companion;
 	public fun <init> (Lcom/facebook/react/devsupport/ReactInstanceDevHelper;)V
 	public fun hide ()V
-	public static fun setDevLoadingEnabled (Z)V
 	public fun showMessage (Ljava/lang/String;)V
 	public fun updateProgress (Ljava/lang/String;Ljava/lang/Integer;Ljava/lang/Integer;)V
 }
 
+public final class com/facebook/react/devsupport/DefaultDevLoadingViewImplementation$Companion {
+	public final fun setDevLoadingEnabled (Z)V
+}
+
 public final class com/facebook/react/devsupport/DefaultDevSupportManagerFactory : com/facebook/react/devsupport/DevSupportManagerFactory {
 	public fun <init> ()V
 	public final fun create (Landroid/content/Context;Lcom/facebook/react/devsupport/ReactInstanceDevHelper;Ljava/lang/String;ZI)Lcom/facebook/react/devsupport/interfaces/DevSupportManager;
@@ -2712,7 +2724,7 @@ public class com/facebook/react/fabric/events/EventEmitterWrapper {
 	public fun dispatchUnique (Ljava/lang/String;Lcom/facebook/react/bridge/WritableMap;)V
 }
 
-public class com/facebook/react/fabric/events/FabricEventEmitter : com/facebook/react/uimanager/events/RCTModernEventEmitter {
+public final class com/facebook/react/fabric/events/FabricEventEmitter : com/facebook/react/uimanager/events/RCTModernEventEmitter {
 	public fun <init> (Lcom/facebook/react/fabric/FabricUIManager;)V
 	public fun receiveEvent (IILjava/lang/String;Lcom/facebook/react/bridge/WritableMap;)V
 	public fun receiveEvent (IILjava/lang/String;ZILcom/facebook/react/bridge/WritableMap;I)V
@@ -5549,12 +5561,13 @@ public abstract interface class com/facebook/react/uimanager/events/BatchEventDi
 	public abstract fun onBatchEventDispatched ()V
 }
 
-public class com/facebook/react/uimanager/events/BlackHoleEventDispatcher : com/facebook/react/uimanager/events/EventDispatcher {
+public final class com/facebook/react/uimanager/events/BlackHoleEventDispatcher : com/facebook/react/uimanager/events/EventDispatcher {
+	public static final field Companion Lcom/facebook/react/uimanager/events/BlackHoleEventDispatcher$Companion;
 	public fun addBatchEventDispatchedListener (Lcom/facebook/react/uimanager/events/BatchEventDispatchedListener;)V
 	public fun addListener (Lcom/facebook/react/uimanager/events/EventDispatcherListener;)V
 	public fun dispatchAllEvents ()V
 	public fun dispatchEvent (Lcom/facebook/react/uimanager/events/Event;)V
-	public static fun get ()Lcom/facebook/react/uimanager/events/EventDispatcher;
+	public static final fun get ()Lcom/facebook/react/uimanager/events/EventDispatcher;
 	public fun onCatalystInstanceDestroyed ()V
 	public fun registerEventEmitter (ILcom/facebook/react/uimanager/events/RCTEventEmitter;)V
 	public fun registerEventEmitter (ILcom/facebook/react/uimanager/events/RCTModernEventEmitter;)V
@@ -5563,11 +5576,13 @@ public class com/facebook/react/uimanager/events/BlackHoleEventDispatcher : com/
 	public fun unregisterEventEmitter (I)V
 }
 
-public class com/facebook/react/uimanager/events/ContentSizeChangeEvent : com/facebook/react/uimanager/events/Event {
-	public static final field EVENT_NAME Ljava/lang/String;
+public final class com/facebook/react/uimanager/events/BlackHoleEventDispatcher$Companion {
+	public final fun get ()Lcom/facebook/react/uimanager/events/EventDispatcher;
+}
+
+public final class com/facebook/react/uimanager/events/ContentSizeChangeEvent : com/facebook/react/uimanager/events/Event {
 	public fun <init> (III)V
 	public fun <init> (IIII)V
-	protected fun getEventData ()Lcom/facebook/react/bridge/WritableMap;
 	public fun getEventName ()Ljava/lang/String;
 }
 

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/animated/AnimatedNodeValueListener.java → packages/react-native/ReactAndroid/src/main/java/com/facebook/react/animated/AnimatedNodeValueListener.kt

@@ -5,9 +5,9 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-package com.facebook.react.animated;
+package com.facebook.react.animated
 
-/** Interface used to listen to {@link ValueAnimatedNode} updates. */
-interface AnimatedNodeValueListener {
-  void onValueUpdate(double value);
+/** Interface used to listen to [ValueAnimatedNode] updates. */
+public fun interface AnimatedNodeValueListener {
+  public fun onValueUpdate(value: Double)
 }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/animated/AnimatedNodeWithUpdateableConfig.java → packages/react-native/ReactAndroid/src/main/java/com/facebook/react/animated/AnimatedNodeWithUpdateableConfig.kt

@@ -5,11 +5,11 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-package com.facebook.react.animated;
+package com.facebook.react.animated
 
-import com.facebook.react.bridge.ReadableMap;
+import com.facebook.react.bridge.ReadableMap
 
 /** Indicates that AnimatedNode is able to receive native config updates. */
-interface AnimatedNodeWithUpdateableConfig {
-  void onUpdateConfig(ReadableMap config);
+public fun interface AnimatedNodeWithUpdateableConfig {
+  public fun onUpdateConfig(config: ReadableMap?)
 }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/animated/DecayAnimation.kt

@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+package com.facebook.react.animated
+
+import com.facebook.react.bridge.ReadableMap
+import kotlin.math.abs
+import kotlin.math.exp
+
+/**
+ * Implementation of [AnimationDriver] providing support for decay animations. The implementation is
+ * copied from the JS version in `AnimatedImplementation.js`.
+ */
+internal class DecayAnimation(config: ReadableMap) : AnimationDriver() {
+  private var velocity: Double = 0.0
+  private var deceleration: Double = 0.0
+  private var startFrameTimeMillis: Long = -1
+  private var fromValue: Double = 0.0
+  private var lastValue: Double = 0.0
+  private var iterations: Int = 1
+  private var currentLoop: Int = 1
+
+  init {
+    resetConfig(config)
+  }
+
+  public override fun resetConfig(config: ReadableMap): Unit {
+    velocity = config.getDouble("velocity")
+    deceleration = config.getDouble("deceleration")
+    startFrameTimeMillis = -1
+    fromValue = 0.0
+    lastValue = 0.0
+    iterations = if (config.hasKey("iterations")) config.getInt("iterations") else 1
+    currentLoop = 1
+    mHasFinished = iterations == 0
+  }
+
+  public override fun runAnimationStep(frameTimeNanos: Long) {
+    val frameTimeMillis = frameTimeNanos / 1000000
+    if (startFrameTimeMillis == -1L) {
+      // since this is the first animation step, consider the start to be on the previous frame
+      startFrameTimeMillis = frameTimeMillis - 16
+      if (fromValue == lastValue) { // first iteration, assign mFromValue based on mAnimatedValue
+        fromValue = mAnimatedValue.mValue
+      } else { // not the first iteration, reset mAnimatedValue based on mFromValue
+        mAnimatedValue.mValue = fromValue
+      }
+      lastValue = mAnimatedValue.mValue
+    }
+    val value =
+        (fromValue +
+            velocity / (1 - deceleration) *
+                (1 - exp(-(1 - deceleration) * (frameTimeMillis - startFrameTimeMillis))))
+    if (abs(lastValue - value) < 0.1) {
+      if (iterations == -1 || currentLoop < iterations) { // looping animation, return to start
+        // set mStartFrameTimeMillis to -1 to reset instance variables on the next runAnimationStep
+        startFrameTimeMillis = -1
+        currentLoop++
+      } else { // animation has completed
+        mHasFinished = true
+        return
+      }
+    }
+    lastValue = value
+    mAnimatedValue.mValue = value
+  }
+}

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/animated/DiffClampAnimatedNode.kt

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+package com.facebook.react.animated
+
+import com.facebook.react.bridge.JSApplicationCausedNativeException
+import com.facebook.react.bridge.ReadableMap
+import kotlin.math.max
+import kotlin.math.min
+
+internal class DiffClampAnimatedNode(
+    config: ReadableMap,
+    private val nativeAnimatedNodesManager: NativeAnimatedNodesManager
+) : ValueAnimatedNode() {
+  private val inputNodeTag: Int
+  private val minValue: Double
+  private val maxValue: Double
+  private var lastValue: Double = 0.0
+
+  init {
+    inputNodeTag = config.getInt("input")
+    minValue = config.getDouble("min")
+    maxValue = config.getDouble("max")
+    mValue = lastValue
+  }
+
+  override fun update() {
+    val value = inputNodeValue
+    val diff = value - lastValue
+    lastValue = value
+    mValue = min(max(mValue + diff, minValue), maxValue)
+  }
+
+  private val inputNodeValue: Double
+    get() {
+      val animatedNode = nativeAnimatedNodesManager.getNodeById(inputNodeTag)
+      if (animatedNode == null || animatedNode !is ValueAnimatedNode) {
+        throw JSApplicationCausedNativeException(
+            "Illegal node ID set as an input for Animated.DiffClamp node")
+      }
+      return animatedNode.value
+    }
+
+  override fun prettyPrint(): String =
+      "DiffClampAnimatedNode[$mTag]: InputNodeTag: $inputNodeTag min: $minValue " +
+          "max: $maxValue lastValue: $lastValue super: ${super.prettyPrint()}"
+}