Move RenderNodeAnimator to android.graphics.animation package (8c2f6b6e) · Commits · e / os / android_frameworks_base

core/java/android/view/RenderNodeAnimator.java

+14 −480

Original line number	Diff line number	Diff line
		@@ -16,518 +16,52 @@

		package android.view;

		import android.animation.Animator;
		import android.animation.TimeInterpolator;
		import android.animation.ValueAnimator;
		import android.annotation.NonNull;
		import android.graphics.CanvasProperty;
		import android.graphics.Paint;
		import android.graphics.RecordingCanvas;
		import android.graphics.RenderNode;
		import android.os.Handler;
		import android.os.Looper;
		import android.util.SparseIntArray;

		import com.android.internal.util.VirtualRefBasePtr;
		import com.android.internal.view.animation.FallbackLUTInterpolator;
		import com.android.internal.view.animation.HasNativeInterpolator;
		import com.android.internal.view.animation.NativeInterpolatorFactory;

		import java.util.ArrayList;

		/**
		* @hide
		*/
		public class RenderNodeAnimator extends Animator {
		// Keep in sync with enum RenderProperty in Animator.h
		public static final int TRANSLATION_X = 0;
		public static final int TRANSLATION_Y = 1;
		public static final int TRANSLATION_Z = 2;
		public static final int SCALE_X = 3;
		public static final int SCALE_Y = 4;
		public static final int ROTATION = 5;
		public static final int ROTATION_X = 6;
		public static final int ROTATION_Y = 7;
		public static final int X = 8;
		public static final int Y = 9;
		public static final int Z = 10;
		public static final int ALPHA = 11;
		// The last value in the enum, used for array size initialization
		public static final int LAST_VALUE = ALPHA;

		// Keep in sync with enum PaintFields in Animator.h
		public static final int PAINT_STROKE_WIDTH = 0;

		/**
		* Field for the Paint alpha channel, which should be specified as a value
		* between 0 and 255.
		*/
		public static final int PAINT_ALPHA = 1;
		public class RenderNodeAnimator extends android.graphics.animation.RenderNodeAnimator
		implements android.graphics.animation.RenderNodeAnimator.ViewListener {

		// ViewPropertyAnimator uses a mask for its values, we need to remap them
		// to the enum values here. RenderPropertyAnimator can't use the mask values
		// directly as internally it uses a lookup table so it needs the values to
		// be sequential starting from 0
		private static final SparseIntArray sViewPropertyAnimatorMap = new SparseIntArray(15) {{
		put(ViewPropertyAnimator.TRANSLATION_X, TRANSLATION_X);
		put(ViewPropertyAnimator.TRANSLATION_Y, TRANSLATION_Y);
		put(ViewPropertyAnimator.TRANSLATION_Z, TRANSLATION_Z);
		put(ViewPropertyAnimator.SCALE_X, SCALE_X);
		put(ViewPropertyAnimator.SCALE_Y, SCALE_Y);
		put(ViewPropertyAnimator.ROTATION, ROTATION);
		put(ViewPropertyAnimator.ROTATION_X, ROTATION_X);
		put(ViewPropertyAnimator.ROTATION_Y, ROTATION_Y);
		put(ViewPropertyAnimator.X, X);
		put(ViewPropertyAnimator.Y, Y);
		put(ViewPropertyAnimator.Z, Z);
		put(ViewPropertyAnimator.ALPHA, ALPHA);
		}};

		private VirtualRefBasePtr mNativePtr;

		private Handler mHandler;
		private RenderNode mTarget;
		private View mViewTarget;
		private int mRenderProperty = -1;
		private float mFinalValue;
		private TimeInterpolator mInterpolator;

		private static final int STATE_PREPARE = 0;
		private static final int STATE_DELAYED = 1;
		private static final int STATE_RUNNING = 2;
		private static final int STATE_FINISHED = 3;
		private int mState = STATE_PREPARE;

		private long mUnscaledDuration = 300;
		private long mUnscaledStartDelay = 0;
		// If this is true, we will run any start delays on the UI thread. This is
		// the safe default, and is necessary to ensure start listeners fire at
		// the correct time. Animators created by RippleDrawable (the
		// CanvasProperty<> ones) do not have this expectation, and as such will
		// set this to false so that the renderthread handles the startdelay instead
		private final boolean mUiThreadHandlesDelay;
		private long mStartDelay = 0;
		private long mStartTime;

		public static int mapViewPropertyToRenderProperty(int viewProperty) {
		return sViewPropertyAnimatorMap.get(viewProperty);
		}

		public RenderNodeAnimator(int property, float finalValue) {
		mRenderProperty = property;
		mFinalValue = finalValue;
		mUiThreadHandlesDelay = true;
		init(nCreateAnimator(property, finalValue));
		super(property, finalValue);
		}

		public RenderNodeAnimator(CanvasProperty<Float> property, float finalValue) {
		init(nCreateCanvasPropertyFloatAnimator(
		property.getNativeContainer(), finalValue));
		mUiThreadHandlesDelay = false;
		super(property, finalValue);
		}

		/**
		* Creates a new render node animator for a field on a Paint property.
		*
		* @param property The paint property to target
		* @param paintField Paint field to animate, one of {@link #PAINT_ALPHA} or
		* {@link #PAINT_STROKE_WIDTH}
		* @param finalValue The target value for the property
		*/
		public RenderNodeAnimator(CanvasProperty<Paint> property, int paintField, float finalValue) {
		init(nCreateCanvasPropertyPaintAnimator(
		property.getNativeContainer(), paintField, finalValue));
		mUiThreadHandlesDelay = false;
		super(property, paintField, finalValue);
		}

		public RenderNodeAnimator(int x, int y, float startRadius, float endRadius) {
		init(nCreateRevealAnimator(x, y, startRadius, endRadius));
		mUiThreadHandlesDelay = true;
		}

		private void init(long ptr) {
		mNativePtr = new VirtualRefBasePtr(ptr);
		}

		private void checkMutable() {
		if (mState != STATE_PREPARE) {
		throw new IllegalStateException("Animator has already started, cannot change it now!");
		}
		if (mNativePtr == null) {
		throw new IllegalStateException("Animator's target has been destroyed "
		+ "(trying to modify an animation after activity destroy?)");
		}
		}

		static boolean isNativeInterpolator(TimeInterpolator interpolator) {
		return interpolator.getClass().isAnnotationPresent(HasNativeInterpolator.class);
		}

		private void applyInterpolator() {
		if (mInterpolator == null \|\| mNativePtr == null) return;

		long ni;
		if (isNativeInterpolator(mInterpolator)) {
		ni = ((NativeInterpolatorFactory)mInterpolator).createNativeInterpolator();
		} else {
		long duration = nGetDuration(mNativePtr.get());
		ni = FallbackLUTInterpolator.createNativeInterpolator(mInterpolator, duration);
		}
		nSetInterpolator(mNativePtr.get(), ni);
		super(x, y, startRadius, endRadius);
		}

		@Override
		public void start() {
		if (mTarget == null) {
		throw new IllegalStateException("Missing target!");
		}

		if (mState != STATE_PREPARE) {
		throw new IllegalStateException("Already started!");
		}

		mState = STATE_DELAYED;
		if (mHandler == null) {
		mHandler = new Handler(true);
		}
		applyInterpolator();

		if (mNativePtr == null) {
		// It's dead, immediately cancel
		cancel();
		} else if (mStartDelay <= 0 \|\| !mUiThreadHandlesDelay) {
		nSetStartDelay(mNativePtr.get(), mStartDelay);
		doStart();
		} else {
		getHelper().addDelayedAnimation(this);
		}
		}

		private void doStart() {
		public void onAlphaAnimationStart(float finalAlpha) {
		// Alpha is a special snowflake that has the canonical value stored
		// in mTransformationInfo instead of in RenderNode, so we need to update
		// it with the final value here.
		if (mRenderProperty == RenderNodeAnimator.ALPHA) {
		mViewTarget.ensureTransformationInfo();
		mViewTarget.setAlphaInternal(mFinalValue);
		}

		moveToRunningState();

		if (mViewTarget != null) {
		// Kick off a frame to start the process
		mViewTarget.invalidateViewProperty(true, false);
		}
		}

		private void moveToRunningState() {
		mState = STATE_RUNNING;
		if (mNativePtr != null) {
		nStart(mNativePtr.get());
		}
		notifyStartListeners();
		}

		private void notifyStartListeners() {
		final ArrayList<AnimatorListener> listeners = cloneListeners();
		final int numListeners = listeners == null ? 0 : listeners.size();
		for (int i = 0; i < numListeners; i++) {
		listeners.get(i).onAnimationStart(this);
		}
		}

		@Override
		public void cancel() {
		if (mState != STATE_PREPARE && mState != STATE_FINISHED) {
		if (mState == STATE_DELAYED) {
		getHelper().removeDelayedAnimation(this);
		moveToRunningState();
		}

		final ArrayList<AnimatorListener> listeners = cloneListeners();
		final int numListeners = listeners == null ? 0 : listeners.size();
		for (int i = 0; i < numListeners; i++) {
		listeners.get(i).onAnimationCancel(this);
		}

		end();
		}
		mViewTarget.setAlphaInternal(finalAlpha);
		}

		@Override
		public void end() {
		if (mState != STATE_FINISHED) {
		if (mState < STATE_RUNNING) {
		getHelper().removeDelayedAnimation(this);
		doStart();
		}
		if (mNativePtr != null) {
		nEnd(mNativePtr.get());
		if (mViewTarget != null) {
		// Kick off a frame to flush the state change
		public void invalidateParent(boolean forceRedraw) {
		mViewTarget.invalidateViewProperty(true, false);
		}
		} else {
		// It's already dead, jump to onFinish
		onFinished();
		}
		}
		}

		@Override
		public void pause() {
		throw new UnsupportedOperationException();
		}

		@Override
		public void resume() {
		throw new UnsupportedOperationException();
		}

		/** @hide */
		public void setTarget(View view) {
		public void setTarget(@NonNull View view) {
		mViewTarget = view;
		setViewListener(this);
		setTarget(mViewTarget.mRenderNode);
		}

		/** Sets the animation target to the owning view of the RecordingCanvas */
		public void setTarget(RecordingCanvas canvas) {
		setTarget(canvas.mNode);
		}

		/** @hide */
		public void setTarget(DisplayListCanvas canvas) {
		setTarget((RecordingCanvas) canvas);
		}

		private void setTarget(RenderNode node) {
		checkMutable();
		if (mTarget != null) {
		throw new IllegalStateException("Target already set!");
		}
		nSetListener(mNativePtr.get(), this);
		mTarget = node;
		mTarget.addAnimator(this);
		}

		public void setStartValue(float startValue) {
		checkMutable();
		nSetStartValue(mNativePtr.get(), startValue);
		}

		@Override
		public void setStartDelay(long startDelay) {
		checkMutable();
		if (startDelay < 0) {
		throw new IllegalArgumentException("startDelay must be positive; " + startDelay);
		}
		mUnscaledStartDelay = startDelay;
		mStartDelay = (long) (ValueAnimator.getDurationScale() * startDelay);
		}

		@Override
		public long getStartDelay() {
		return mUnscaledStartDelay;
		}

		@Override
		public RenderNodeAnimator setDuration(long duration) {
		checkMutable();
		if (duration < 0) {
		throw new IllegalArgumentException("duration must be positive; " + duration);
		}
		mUnscaledDuration = duration;
		nSetDuration(mNativePtr.get(), (long) (duration * ValueAnimator.getDurationScale()));
		return this;
		}

		@Override
		public long getDuration() {
		return mUnscaledDuration;
		}

		@Override
		public long getTotalDuration() {
		return mUnscaledDuration + mUnscaledStartDelay;
		}

		@Override
		public boolean isRunning() {
		return mState == STATE_DELAYED \|\| mState == STATE_RUNNING;
		}

		@Override
		public boolean isStarted() {
		return mState != STATE_PREPARE;
		}

		@Override
		public void setInterpolator(TimeInterpolator interpolator) {
		checkMutable();
		mInterpolator = interpolator;
		}

		@Override
		public TimeInterpolator getInterpolator() {
		return mInterpolator;
		}

		protected void onFinished() {
		if (mState == STATE_PREPARE) {
		// Unlikely but possible, the native side has been destroyed
		// before we have started.
		releaseNativePtr();
		return;
		}
		if (mState == STATE_DELAYED) {
		getHelper().removeDelayedAnimation(this);
		notifyStartListeners();
		}
		mState = STATE_FINISHED;

		final ArrayList<AnimatorListener> listeners = cloneListeners();
		final int numListeners = listeners == null ? 0 : listeners.size();
		for (int i = 0; i < numListeners; i++) {
		listeners.get(i).onAnimationEnd(this);
		}

		// Release the native object, as it has a global reference to us. This
		// breaks the cyclic reference chain, and allows this object to be
		// GC'd
		releaseNativePtr();
		}

		private void releaseNativePtr() {
		if (mNativePtr != null) {
		mNativePtr.release();
		mNativePtr = null;
		}
		}

		@SuppressWarnings("unchecked")
		private ArrayList<AnimatorListener> cloneListeners() {
		ArrayList<AnimatorListener> listeners = getListeners();
		if (listeners != null) {
		listeners = (ArrayList<AnimatorListener>) listeners.clone();
		}
		return listeners;
		}

		public long getNativeAnimator() {
		return mNativePtr.get();
		}

		/**
		* @return true if the animator was started, false if still delayed
		*/
		private boolean processDelayed(long frameTimeMs) {
		if (mStartTime == 0) {
		mStartTime = frameTimeMs;
		} else if ((frameTimeMs - mStartTime) >= mStartDelay) {
		doStart();
		return true;
		}
		return false;
		}

		private static DelayedAnimationHelper getHelper() {
		DelayedAnimationHelper helper = sAnimationHelper.get();
		if (helper == null) {
		helper = new DelayedAnimationHelper();
		sAnimationHelper.set(helper);
		}
		return helper;
		}

		private static ThreadLocal<DelayedAnimationHelper> sAnimationHelper =
		new ThreadLocal<DelayedAnimationHelper>();

		private static class DelayedAnimationHelper implements Runnable {

		private ArrayList<RenderNodeAnimator> mDelayedAnims = new ArrayList<RenderNodeAnimator>();
		private final Choreographer mChoreographer;
		private boolean mCallbackScheduled;

		public DelayedAnimationHelper() {
		mChoreographer = Choreographer.getInstance();
		}

		public void addDelayedAnimation(RenderNodeAnimator animator) {
		mDelayedAnims.add(animator);
		scheduleCallback();
		}

		public void removeDelayedAnimation(RenderNodeAnimator animator) {
		mDelayedAnims.remove(animator);
		}

		private void scheduleCallback() {
		if (!mCallbackScheduled) {
		mCallbackScheduled = true;
		mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION, this, null);
		}
		}

		@Override
		public void run() {
		long frameTimeMs = mChoreographer.getFrameTime();
		mCallbackScheduled = false;

		int end = 0;
		for (int i = 0; i < mDelayedAnims.size(); i++) {
		RenderNodeAnimator animator = mDelayedAnims.get(i);
		if (!animator.processDelayed(frameTimeMs)) {
		if (end != i) {
		mDelayedAnims.set(end, animator);
		}
		end++;
		}
		}
		while (mDelayedAnims.size() > end) {
		mDelayedAnims.remove(mDelayedAnims.size() - 1);
		}

		if (mDelayedAnims.size() > 0) {
		scheduleCallback();
		}
		}
		}

		// Called by native
		private static void callOnFinished(RenderNodeAnimator animator) {
		if (animator.mHandler != null) {
		animator.mHandler.post(animator::onFinished);
		} else {
		new Handler(Looper.getMainLooper(), null, true).post(animator::onFinished);
		}
		}

		@Override
		public Animator clone() {
		throw new IllegalStateException("Cannot clone this animator");
		}

		@Override
		public void setAllowRunningAsynchronously(boolean mayRunAsync) {
		checkMutable();
		nSetAllowRunningAsync(mNativePtr.get(), mayRunAsync);
		}

		private static native long nCreateAnimator(int property, float finalValue);
		private static native long nCreateCanvasPropertyFloatAnimator(
		long canvasProperty, float finalValue);
		private static native long nCreateCanvasPropertyPaintAnimator(
		long canvasProperty, int paintField, float finalValue);
		private static native long nCreateRevealAnimator(
		int x, int y, float startRadius, float endRadius);

		private static native void nSetStartValue(long nativePtr, float startValue);
		private static native void nSetDuration(long nativePtr, long duration);
		private static native long nGetDuration(long nativePtr);
		private static native void nSetStartDelay(long nativePtr, long startDelay);
		private static native void nSetInterpolator(long animPtr, long interpolatorPtr);
		private static native void nSetAllowRunningAsync(long animPtr, boolean mayRunAsync);
		private static native void nSetListener(long animPtr, RenderNodeAnimator listener);

		private static native void nStart(long animPtr);
		private static native void nEnd(long animPtr);
		}

core/java/android/view/RenderNodeAnimatorSetHelper.java

deleted100644 → 0

+0 −52

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2016 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/
		package android.view;

		import android.animation.TimeInterpolator;
		import android.graphics.RecordingCanvas;
		import android.graphics.RenderNode;

		import com.android.internal.view.animation.FallbackLUTInterpolator;
		import com.android.internal.view.animation.NativeInterpolatorFactory;
		import com.android.internal.view.animation.NativeInterpolatorFactoryHelper;

		/**
		* This is a helper class to get access to methods and fields needed for RenderNodeAnimatorSet
		* that are internal or package private to android.view package.
		*
		* @hide
		*/
		public class RenderNodeAnimatorSetHelper {

		/** checkstyle @hide */
		public static RenderNode getTarget(RecordingCanvas recordingCanvas) {
		return recordingCanvas.mNode;
		}

		/** checkstyle @hide */
		public static long createNativeInterpolator(TimeInterpolator interpolator, long
		duration) {
		if (interpolator == null) {
		// create LinearInterpolator
		return NativeInterpolatorFactoryHelper.createLinearInterpolator();
		} else if (RenderNodeAnimator.isNativeInterpolator(interpolator)) {
		return ((NativeInterpolatorFactory)interpolator).createNativeInterpolator();
		} else {
		return FallbackLUTInterpolator.createNativeInterpolator(interpolator, duration);
		}
		}

		}

core/java/android/view/animation/AccelerateDecelerateInterpolator.java

+5 −6

Original line number	Diff line number	Diff line
		@@ -17,19 +17,18 @@
		package android.view.animation;

		import android.content.Context;
		import android.graphics.animation.HasNativeInterpolator;
		import android.graphics.animation.NativeInterpolator;
		import android.graphics.animation.NativeInterpolatorFactory;
		import android.util.AttributeSet;

		import com.android.internal.view.animation.HasNativeInterpolator;
		import com.android.internal.view.animation.NativeInterpolatorFactory;
		import com.android.internal.view.animation.NativeInterpolatorFactoryHelper;

		/**
		* An interpolator where the rate of change starts and ends slowly but
		* accelerates through the middle.
		*/
		@HasNativeInterpolator
		public class AccelerateDecelerateInterpolator extends BaseInterpolator
		implements NativeInterpolatorFactory {
		implements NativeInterpolator {
		public AccelerateDecelerateInterpolator() {
		}

		@@ -44,6 +43,6 @@ public class AccelerateDecelerateInterpolator extends BaseInterpolator
		/** @hide */
		@Override
		public long createNativeInterpolator() {
		return NativeInterpolatorFactoryHelper.createAccelerateDecelerateInterpolator();
		return NativeInterpolatorFactory.createAccelerateDecelerateInterpolator();
		}
		}

core/java/android/view/animation/AccelerateInterpolator.java

+5 −5

Original line number	Diff line number	Diff line
		@@ -20,12 +20,12 @@ import android.content.Context;
		import android.content.res.Resources;
		import android.content.res.Resources.Theme;
		import android.content.res.TypedArray;
		import android.graphics.animation.HasNativeInterpolator;
		import android.graphics.animation.NativeInterpolator;
		import android.graphics.animation.NativeInterpolatorFactory;
		import android.util.AttributeSet;

		import com.android.internal.R;
		import com.android.internal.view.animation.HasNativeInterpolator;
		import com.android.internal.view.animation.NativeInterpolatorFactory;
		import com.android.internal.view.animation.NativeInterpolatorFactoryHelper;

		/**
		* An interpolator where the rate of change starts out slowly and
		@@ -33,7 +33,7 @@ import com.android.internal.view.animation.NativeInterpolatorFactoryHelper;
		*
		*/
		@HasNativeInterpolator
		public class AccelerateInterpolator extends BaseInterpolator implements NativeInterpolatorFactory {
		public class AccelerateInterpolator extends BaseInterpolator implements NativeInterpolator {
		private final float mFactor;
		private final double mDoubleFactor;

		@@ -85,6 +85,6 @@ public class AccelerateInterpolator extends BaseInterpolator implements NativeIn
		/** @hide */
		@Override
		public long createNativeInterpolator() {
		return NativeInterpolatorFactoryHelper.createAccelerateInterpolator(mFactor);
		return NativeInterpolatorFactory.createAccelerateInterpolator(mFactor);
		}
		}

core/java/android/view/animation/AnticipateInterpolator.java

+5 −5

Original line number	Diff line number	Diff line
		@@ -20,18 +20,18 @@ import android.content.Context;
		import android.content.res.Resources;
		import android.content.res.Resources.Theme;
		import android.content.res.TypedArray;
		import android.graphics.animation.HasNativeInterpolator;
		import android.graphics.animation.NativeInterpolator;
		import android.graphics.animation.NativeInterpolatorFactory;
		import android.util.AttributeSet;

		import com.android.internal.R;
		import com.android.internal.view.animation.HasNativeInterpolator;
		import com.android.internal.view.animation.NativeInterpolatorFactory;
		import com.android.internal.view.animation.NativeInterpolatorFactoryHelper;

		/**
		* An interpolator where the change starts backward then flings forward.
		*/
		@HasNativeInterpolator
		public class AnticipateInterpolator extends BaseInterpolator implements NativeInterpolatorFactory {
		public class AnticipateInterpolator extends BaseInterpolator implements NativeInterpolator {
		private final float mTension;

		public AnticipateInterpolator() {
		@@ -73,6 +73,6 @@ public class AnticipateInterpolator extends BaseInterpolator implements NativeIn
		/** @hide */
		@Override
		public long createNativeInterpolator() {
		return NativeInterpolatorFactoryHelper.createAnticipateInterpolator(mTension);
		return NativeInterpolatorFactory.createAnticipateInterpolator(mTension);
		}
		}