Add support for Choreographer animations (956cad88) · Commits · e / os / android_frameworks_base

tools/layoutlib/bridge/src/android/animation/FakeAnimator.java

deleted100644 → 0

+0 −52

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2014 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.animation;

		/**
		* A fake implementation of Animator which doesn't do anything.
		*/
		public class FakeAnimator extends Animator {
		@Override
		public long getStartDelay() {
		return 0;
		}

		@Override
		public void setStartDelay(long startDelay) {

		}

		@Override
		public Animator setDuration(long duration) {
		return this;
		}

		@Override
		public long getDuration() {
		return 0;
		}

		@Override
		public void setInterpolator(TimeInterpolator value) {

		}

		@Override
		public boolean isRunning() {
		return false;
		}
		}

tools/layoutlib/bridge/src/android/animation/PropertyValuesHolder_Delegate.java

+106 −19

Original line number	Diff line number	Diff line
		@@ -16,9 +16,16 @@

		package android.animation;

		import com.android.layoutlib.bridge.Bridge;
		import com.android.layoutlib.bridge.impl.DelegateManager;
		import com.android.tools.layoutlib.annotations.LayoutlibDelegate;

		import java.lang.reflect.InvocationTargetException;
		import java.lang.reflect.Method;
		import java.util.Arrays;
		import java.util.HashMap;
		import java.util.Map;

		/**
		* Delegate implementing the native methods of android.animation.PropertyValuesHolder
		*
		@@ -29,81 +36,161 @@ import com.android.tools.layoutlib.annotations.LayoutlibDelegate;
		* around to map int to instance of the delegate.
		*
		* The main goal of this class' methods are to provide a native way to access setters and getters
		* on some object. In this case we want to default to using Java reflection instead so the native
		* methods do nothing.
		* on some object. We override these methods to use reflection since the original reflection
		* implementation of the PropertyValuesHolder won't be able to access protected methods.
		*
		*/
		/package/ class PropertyValuesHolder_Delegate {
		/package/
		@SuppressWarnings("unused")
		class PropertyValuesHolder_Delegate {
		// This code is copied from android.animation.PropertyValuesHolder and must be kept in sync
		// We try several different types when searching for appropriate setter/getter functions.
		// The caller may have supplied values in a type that does not match the setter/getter
		// functions (such as the integers 0 and 1 to represent floating point values for alpha).
		// Also, the use of generics in constructors means that we end up with the Object versions
		// of primitive types (Float vs. float). But most likely, the setter/getter functions
		// will take primitive types instead.
		// So we supply an ordered array of other types to try before giving up.
		private static Class[] FLOAT_VARIANTS = {float.class, Float.class, double.class, int.class,
		Double.class, Integer.class};
		private static Class[] INTEGER_VARIANTS = {int.class, Integer.class, float.class, double.class,
		Float.class, Double.class};

		private static final Object sMethodIndexLock = new Object();
		private static final Map<Long, Method> ID_TO_METHOD = new HashMap<Long, Method>();
		private static final Map<String, Long> METHOD_NAME_TO_ID = new HashMap<String, Long>();
		private static long sNextId = 1;

		private static long registerMethod(Class<?> targetClass, String methodName, Class[] types,
		int nArgs) {
		// Encode the number of arguments in the method name
		String methodIndexName = String.format("%1$s#%2$d", methodName, nArgs);
		synchronized (sMethodIndexLock) {
		Long methodId = METHOD_NAME_TO_ID.get(methodIndexName);

		if (methodId != null) {
		// The method was already registered
		return methodId;
		}

		Class[] args = new Class[nArgs];
		Method method = null;
		for (Class typeVariant : types) {
		for (int i = 0; i < nArgs; i++) {
		args[i] = typeVariant;
		}
		try {
		method = targetClass.getDeclaredMethod(methodName, args);
		} catch (NoSuchMethodException ignore) {
		}
		}

		if (method != null) {
		methodId = sNextId++;
		ID_TO_METHOD.put(methodId, method);
		METHOD_NAME_TO_ID.put(methodIndexName, methodId);

		return methodId;
		}
		}

		// Method not found
		return 0;
		}

		private static void callMethod(Object target, long methodID, Object... args) {
		Method method = ID_TO_METHOD.get(methodID);
		assert method != null;

		try {
		method.setAccessible(true);
		method.invoke(target, args);
		} catch (IllegalAccessException e) {
		Bridge.getLog().error(null, "Unable to update property during animation", e, null);
		} catch (InvocationTargetException e) {
		Bridge.getLog().error(null, "Unable to update property during animation", e, null);
		}
		}

		@LayoutlibDelegate
		/package/ static long nGetIntMethod(Class<?> targetClass, String methodName) {
		// return 0 to force PropertyValuesHolder to use Java reflection.
		return 0;
		return nGetMultipleIntMethod(targetClass, methodName, 1);
		}

		@LayoutlibDelegate
		/package/ static long nGetFloatMethod(Class<?> targetClass, String methodName) {
		// return 0 to force PropertyValuesHolder to use Java reflection.
		return 0;
		return nGetMultipleFloatMethod(targetClass, methodName, 1);
		}

		@LayoutlibDelegate
		/package/ static long nGetMultipleIntMethod(Class<?> targetClass, String methodName,
		int numParams) {
		// TODO: return the right thing.
		return 0;
		return registerMethod(targetClass, methodName, INTEGER_VARIANTS, numParams);
		}

		@LayoutlibDelegate
		/package/ static long nGetMultipleFloatMethod(Class<?> targetClass, String methodName,
		int numParams) {
		// TODO: return the right thing.
		return 0;
		return registerMethod(targetClass, methodName, FLOAT_VARIANTS, numParams);
		}

		@LayoutlibDelegate
		/package/ static void nCallIntMethod(Object target, long methodID, int arg) {
		// do nothing
		callMethod(target, methodID, arg);
		}

		@LayoutlibDelegate
		/package/ static void nCallFloatMethod(Object target, long methodID, float arg) {
		// do nothing
		callMethod(target, methodID, arg);
		}

		@LayoutlibDelegate
		/package/ static void nCallTwoIntMethod(Object target, long methodID, int arg1,
		int arg2) {
		// do nothing
		callMethod(target, methodID, arg1, arg2);
		}

		@LayoutlibDelegate
		/package/ static void nCallFourIntMethod(Object target, long methodID, int arg1,
		int arg2, int arg3, int arg4) {
		// do nothing
		callMethod(target, methodID, arg1, arg2, arg3, arg4);
		}

		@LayoutlibDelegate
		/package/ static void nCallMultipleIntMethod(Object target, long methodID,
		int[] args) {
		// do nothing
		assert args != null;

		// Box parameters
		Object[] params = new Object[args.length];
		for (int i = 0; i < args.length; i++) {
		params[i] = args;
		}
		callMethod(target, methodID, params);
		}

		@LayoutlibDelegate
		/package/ static void nCallTwoFloatMethod(Object target, long methodID, float arg1,
		float arg2) {
		// do nothing
		callMethod(target, methodID, arg1, arg2);
		}

		@LayoutlibDelegate
		/package/ static void nCallFourFloatMethod(Object target, long methodID, float arg1,
		float arg2, float arg3, float arg4) {
		// do nothing
		callMethod(target, methodID, arg1, arg2, arg3, arg4);
		}

		@LayoutlibDelegate
		/package/ static void nCallMultipleFloatMethod(Object target, long methodID,
		float[] args) {
		// do nothing
		assert args != null;

		// Box parameters
		Object[] params = new Object[args.length];
		for (int i = 0; i < args.length; i++) {
		params[i] = args;
		}
		callMethod(target, methodID, params);
		}
		}

tools/layoutlib/bridge/src/android/graphics/PathMeasure_Delegate.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -44,7 +44,7 @@ public final class PathMeasure_Delegate {

		// ---- delegate data ----
		// This governs how accurate the approximation of the Path is.
		private static final float PRECISION = 0.002f;
		private static final float PRECISION = 0.0002f;

		/**
		* Array containing the path points components. There are three components for each point:

tools/layoutlib/bridge/src/android/os/SystemClock_Delegate.java

+6 −8

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package android.os;

		import com.android.layoutlib.bridge.impl.DelegateManager;
		import com.android.tools.layoutlib.annotations.LayoutlibDelegate;
		import com.android.tools.layoutlib.java.System_Delegate;

		/**
		* Delegate implementing the native methods of android.os.SystemClock
		@@ -30,9 +31,6 @@ import com.android.tools.layoutlib.annotations.LayoutlibDelegate;
		*
		*/
		public class SystemClock_Delegate {
		private static long sBootTime = System.currentTimeMillis();
		private static long sBootTimeNano = System.nanoTime();

		/**
		* Returns milliseconds since boot, not counting time spent in deep sleep.
		* <b>Note:</b> This value may get reset occasionally (before it would
		@@ -42,7 +40,7 @@ public class SystemClock_Delegate {
		*/
		@LayoutlibDelegate
		/package/ static long uptimeMillis() {
		return System.currentTimeMillis() - sBootTime;
		return System_Delegate.currentTimeMillis() - System_Delegate.bootTimeMillis();
		}

		/**
		@@ -52,7 +50,7 @@ public class SystemClock_Delegate {
		*/
		@LayoutlibDelegate
		/package/ static long elapsedRealtime() {
		return System.currentTimeMillis() - sBootTime;
		return System_Delegate.currentTimeMillis() - System_Delegate.bootTimeMillis();
		}

		/**
		@@ -62,7 +60,7 @@ public class SystemClock_Delegate {
		*/
		@LayoutlibDelegate
		/package/ static long elapsedRealtimeNanos() {
		return System.nanoTime() - sBootTimeNano;
		return System_Delegate.nanoTime() - System_Delegate.bootTime();
		}

		/**
		@@ -72,7 +70,7 @@ public class SystemClock_Delegate {
		*/
		@LayoutlibDelegate
		/package/ static long currentThreadTimeMillis() {
		return System.currentTimeMillis();
		return System_Delegate.currentTimeMillis();
		}

		/**
		@@ -84,7 +82,7 @@ public class SystemClock_Delegate {
		*/
		@LayoutlibDelegate
		/package/ static long currentThreadTimeMicro() {
		return System.currentTimeMillis() * 1000;
		return System_Delegate.currentTimeMillis() * 1000;
		}

		/**

tools/layoutlib/bridge/src/android/view/Choreographer_Delegate.java

+34 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,8 @@ package android.view;

		import com.android.tools.layoutlib.annotations.LayoutlibDelegate;

		import java.util.concurrent.atomic.AtomicReference;

		/**
		* Delegate used to provide new implementation of a select few methods of {@link Choreographer}
		*
		@@ -25,9 +27,41 @@ import com.android.tools.layoutlib.annotations.LayoutlibDelegate;
		*
		*/
		public class Choreographer_Delegate {
		static final AtomicReference<Choreographer> mInstance = new AtomicReference<Choreographer>();

		@LayoutlibDelegate
		public static Choreographer getInstance() {
		if (mInstance.get() == null) {
		mInstance.compareAndSet(null, Choreographer.getInstance_Original());
		}

		return mInstance.get();
		}

		@LayoutlibDelegate
		public static float getRefreshRate() {
		return 60.f;
		}

		@LayoutlibDelegate
		static void scheduleVsyncLocked(Choreographer thisChoreographer) {
		// do nothing
		}

		public static void doFrame(long frameTimeNanos) {
		Choreographer thisChoreographer = Choreographer.getInstance();

		thisChoreographer.mLastFrameTimeNanos = frameTimeNanos;

		thisChoreographer.mFrameInfo.markInputHandlingStart();
		thisChoreographer.doCallbacks(Choreographer.CALLBACK_INPUT, frameTimeNanos);

		thisChoreographer.mFrameInfo.markAnimationsStart();
		thisChoreographer.doCallbacks(Choreographer.CALLBACK_ANIMATION, frameTimeNanos);

		thisChoreographer.mFrameInfo.markPerformTraversalsStart();
		thisChoreographer.doCallbacks(Choreographer.CALLBACK_TRAVERSAL, frameTimeNanos);

		thisChoreographer.doCallbacks(Choreographer.CALLBACK_COMMIT, frameTimeNanos);
		}
		}