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/*
* 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.support.v4.view;
import android.view.View;
import android.view.animation.Interpolator;
import java.lang.ref.WeakReference;
import java.util.WeakHashMap;
public class ViewPropertyAnimatorCompat {
private static final String TAG = "ViewAnimatorCompat";
private WeakReference<View> mView;
private Runnable mStartAction = null;
private Runnable mEndAction = null;
private int mOldLayerType = -1;
// HACK ALERT! Choosing this id knowing that the framework does not use it anywhere
// internally and apps should use ids higher than it
static final int LISTENER_TAG_ID = 0x7e000000;
ViewPropertyAnimatorCompat(View view) {
mView = new WeakReference<View>(view);
}
interface ViewPropertyAnimatorCompatImpl {
public void setDuration(ViewPropertyAnimatorCompat vpa, View view, long value);
public long getDuration(ViewPropertyAnimatorCompat vpa, View view);
public void setInterpolator(ViewPropertyAnimatorCompat vpa, View view, Interpolator value);
public Interpolator getInterpolator(ViewPropertyAnimatorCompat vpa, View view);
public void setStartDelay(ViewPropertyAnimatorCompat vpa, View view, long value);
public long getStartDelay(ViewPropertyAnimatorCompat vpa, View view);
public void alpha(ViewPropertyAnimatorCompat vpa, View view, float value);
public void alphaBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void rotation(ViewPropertyAnimatorCompat vpa, View view, float value);
public void rotationBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void rotationX(ViewPropertyAnimatorCompat vpa, View view, float value);
public void rotationXBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void rotationY(ViewPropertyAnimatorCompat vpa, View view, float value);
public void rotationYBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void scaleX(ViewPropertyAnimatorCompat vpa, View view, float value);
public void scaleXBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void scaleY(ViewPropertyAnimatorCompat vpa, View view, float value);
public void scaleYBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void cancel(ViewPropertyAnimatorCompat vpa, View view);
public void x(ViewPropertyAnimatorCompat vpa, View view, float value);
public void xBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void y(ViewPropertyAnimatorCompat vpa, View view, float value);
public void yBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void z(ViewPropertyAnimatorCompat vpa, View view, float value);
public void zBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void translationX(ViewPropertyAnimatorCompat vpa, View view, float value);
public void translationXBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void translationY(ViewPropertyAnimatorCompat vpa, View view, float value);
public void translationYBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void translationZ(ViewPropertyAnimatorCompat vpa, View view, float value);
public void translationZBy(ViewPropertyAnimatorCompat vpa, View view, float value);
public void start(ViewPropertyAnimatorCompat vpa, View view);
public void withLayer(ViewPropertyAnimatorCompat vpa, View view);
public void withStartAction(ViewPropertyAnimatorCompat vpa, View view, Runnable runnable);
public void withEndAction(ViewPropertyAnimatorCompat vpa, View view, Runnable runnable);
public void setListener(ViewPropertyAnimatorCompat vpa, View view,
ViewPropertyAnimatorListener listener);
public void setUpdateListener(ViewPropertyAnimatorCompat vpa, View view,
ViewPropertyAnimatorUpdateListener listener);
};
static class BaseViewPropertyAnimatorCompatImpl implements ViewPropertyAnimatorCompatImpl {
WeakHashMap<View, Runnable> mStarterMap = null;
@Override
public void setDuration(ViewPropertyAnimatorCompat vpa, View view, long value) {
// noop on versions prior to ICS
}
@Override
public void alpha(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void translationX(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void translationY(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void withEndAction(ViewPropertyAnimatorCompat vpa, View view, Runnable runnable) {
vpa.mEndAction = runnable;
postStartMessage(vpa, view);
}
@Override
public long getDuration(ViewPropertyAnimatorCompat vpa, View view) {
return 0;
}
@Override
public void setInterpolator(ViewPropertyAnimatorCompat vpa, View view, Interpolator value) {
// noop on versions prior to ICS
}
@Override
public Interpolator getInterpolator(ViewPropertyAnimatorCompat vpa, View view) {
return null;
}
@Override
public void setStartDelay(ViewPropertyAnimatorCompat vpa, View view, long value) {
// noop on versions prior to ICS
}
@Override
public long getStartDelay(ViewPropertyAnimatorCompat vpa, View view) {
return 0;
}
@Override
public void alphaBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void rotation(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void rotationBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void rotationX(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void rotationXBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void rotationY(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void rotationYBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void scaleX(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void scaleXBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void scaleY(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void scaleYBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void cancel(ViewPropertyAnimatorCompat vpa, View view) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void x(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void xBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void y(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void yBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void z(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to Lollipop
}
@Override
public void zBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to Lollipop
}
@Override
public void translationXBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void translationYBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to ICS
postStartMessage(vpa, view);
}
@Override
public void translationZ(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to Lollipop
}
@Override
public void translationZBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
// noop on versions prior to Lollipop
}
@Override
public void start(ViewPropertyAnimatorCompat vpa, View view) {
removeStartMessage(view);
startAnimation(vpa, view);
}
@Override
public void withLayer(ViewPropertyAnimatorCompat vpa, View view) {
// noop on versions prior to ICS
}
@Override
public void withStartAction(ViewPropertyAnimatorCompat vpa, View view, Runnable runnable) {
vpa.mStartAction = runnable;
postStartMessage(vpa, view);
}
@Override
public void setListener(ViewPropertyAnimatorCompat vpa, View view, ViewPropertyAnimatorListener listener) {
view.setTag(LISTENER_TAG_ID, listener);
}
@Override
public void setUpdateListener(ViewPropertyAnimatorCompat vpa, View view, ViewPropertyAnimatorUpdateListener listener) {
// noop
}
private void startAnimation(ViewPropertyAnimatorCompat vpa, View view) {
Object listenerTag = view.getTag(LISTENER_TAG_ID);
ViewPropertyAnimatorListener listener = null;
if (listenerTag instanceof ViewPropertyAnimatorListener) {
listener = (ViewPropertyAnimatorListener) listenerTag;
}
Runnable startAction = vpa.mStartAction;
Runnable endAction = vpa.mEndAction;
if (startAction != null) {
startAction.run();
}
if (listener != null) {
listener.onAnimationStart(view);
listener.onAnimationEnd(view);
}
if (endAction != null) {
endAction.run();
}
if (mStarterMap != null) {
mStarterMap.remove(view);
}
}
class Starter implements Runnable {
WeakReference<View> mViewRef;
ViewPropertyAnimatorCompat mVpa;
private Starter(ViewPropertyAnimatorCompat vpa, View view) {
mViewRef = new WeakReference<View>(view);
mVpa = vpa;
}
@Override
public void run() {
final View view = mViewRef.get();
if (view != null) {
startAnimation(mVpa, view);
}
}
};
private void removeStartMessage(View view) {
Runnable starter = null;
if (mStarterMap != null) {
starter = mStarterMap.get(view);
if (starter != null) {
view.removeCallbacks(starter);
}
}
}
private void postStartMessage(ViewPropertyAnimatorCompat vpa, View view) {
Runnable starter = null;
if (mStarterMap != null) {
starter = mStarterMap.get(view);
}
if (starter == null) {
starter = new Starter(vpa, view);
if (mStarterMap == null) {
mStarterMap = new WeakHashMap<View, Runnable>();
}
mStarterMap.put(view, starter);
}
view.removeCallbacks(starter);
view.post(starter);
}
}
static class ICSViewPropertyAnimatorCompatImpl extends BaseViewPropertyAnimatorCompatImpl {
WeakHashMap<View, Integer> mLayerMap = null;
@Override
public void setDuration(ViewPropertyAnimatorCompat vpa, View view, long value) {
ViewPropertyAnimatorCompatICS.setDuration(view, value);
}
@Override
public void alpha(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.alpha(view, value);
}
@Override
public void translationX(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.translationX(view, value);
}
@Override
public void translationY(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.translationY(view, value);
}
@Override
public long getDuration(ViewPropertyAnimatorCompat vpa, View view) {
return ViewPropertyAnimatorCompatICS.getDuration(view);
}
@Override
public void setInterpolator(ViewPropertyAnimatorCompat vpa, View view, Interpolator value) {
ViewPropertyAnimatorCompatICS.setInterpolator(view, value);
}
@Override
public void setStartDelay(ViewPropertyAnimatorCompat vpa, View view, long value) {
ViewPropertyAnimatorCompatICS.setStartDelay(view, value);
}
@Override
public long getStartDelay(ViewPropertyAnimatorCompat vpa, View view) {
return ViewPropertyAnimatorCompatICS.getStartDelay(view);
}
@Override
public void alphaBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.alphaBy(view, value);
}
@Override
public void rotation(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.rotation(view, value);
}
@Override
public void rotationBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.rotationBy(view, value);
}
@Override
public void rotationX(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.rotationX(view, value);
}
@Override
public void rotationXBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.rotationXBy(view, value);
}
@Override
public void rotationY(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.rotationY(view, value);
}
@Override
public void rotationYBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.rotationYBy(view, value);
}
@Override
public void scaleX(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.scaleX(view, value);
}
@Override
public void scaleXBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.scaleXBy(view, value);
}
@Override
public void scaleY(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.scaleY(view, value);
}
@Override
public void scaleYBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.scaleYBy(view, value);
}
@Override
public void cancel(ViewPropertyAnimatorCompat vpa, View view) {
ViewPropertyAnimatorCompatICS.cancel(view);
}
@Override
public void x(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.x(view, value);
}
@Override
public void xBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.xBy(view, value);
}
@Override
public void y(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.y(view, value);
}
@Override
public void yBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.yBy(view, value);
}
@Override
public void translationXBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.translationXBy(view, value);
}
@Override
public void translationYBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatICS.translationYBy(view, value);
}
@Override
public void start(ViewPropertyAnimatorCompat vpa, View view) {
ViewPropertyAnimatorCompatICS.start(view);
}
@Override
public void setListener(ViewPropertyAnimatorCompat vpa, View view, ViewPropertyAnimatorListener listener) {
view.setTag(LISTENER_TAG_ID, listener);
ViewPropertyAnimatorCompatICS.setListener(view, new MyVpaListener(vpa));
}
@Override
public void withEndAction(ViewPropertyAnimatorCompat vpa, View view, final Runnable runnable) {
ViewPropertyAnimatorCompatICS.setListener(view, new MyVpaListener(vpa));
vpa.mEndAction = runnable;
}
@Override
public void withStartAction(ViewPropertyAnimatorCompat vpa, View view, final Runnable runnable) {
ViewPropertyAnimatorCompatICS.setListener(view, new MyVpaListener(vpa));
vpa.mStartAction = runnable;
}
@Override
public void withLayer(ViewPropertyAnimatorCompat vpa, View view) {
vpa.mOldLayerType = ViewCompat.getLayerType(view);
ViewPropertyAnimatorCompatICS.setListener(view, new MyVpaListener(vpa));
}
static class MyVpaListener implements ViewPropertyAnimatorListener {
ViewPropertyAnimatorCompat mVpa;
MyVpaListener(ViewPropertyAnimatorCompat vpa) {
mVpa = vpa;
}
@Override
public void onAnimationStart(View view) {
if (mVpa.mOldLayerType >= 0) {
ViewCompat.setLayerType(view, ViewCompat.LAYER_TYPE_HARDWARE, null);
}
if (mVpa.mStartAction != null) {
mVpa.mStartAction.run();
}
Object listenerTag = view.getTag(LISTENER_TAG_ID);
ViewPropertyAnimatorListener listener = null;
if (listenerTag instanceof ViewPropertyAnimatorListener) {
listener = (ViewPropertyAnimatorListener) listenerTag;
}
if (listener != null) {
listener.onAnimationStart(view);
}
}
@Override
public void onAnimationEnd(View view) {
if (mVpa.mOldLayerType >= 0) {
ViewCompat.setLayerType(view, mVpa.mOldLayerType, null);
mVpa.mOldLayerType = -1;
}
if (mVpa.mEndAction != null) {
mVpa.mEndAction.run();
}
Object listenerTag = view.getTag(LISTENER_TAG_ID);
ViewPropertyAnimatorListener listener = null;
if (listenerTag instanceof ViewPropertyAnimatorListener) {
listener = (ViewPropertyAnimatorListener) listenerTag;
}
if (listener != null) {
listener.onAnimationEnd(view);
}
}
@Override
public void onAnimationCancel(View view) {
Object listenerTag = view.getTag(LISTENER_TAG_ID);
ViewPropertyAnimatorListener listener = null;
if (listenerTag instanceof ViewPropertyAnimatorListener) {
listener = (ViewPropertyAnimatorListener) listenerTag;
}
if (listener != null) {
listener.onAnimationCancel(view);
}
}
};
}
static class JBViewPropertyAnimatorCompatImpl extends ICSViewPropertyAnimatorCompatImpl {
@Override
public void setListener(ViewPropertyAnimatorCompat vpa, View view, ViewPropertyAnimatorListener listener) {
ViewPropertyAnimatorCompatJB.setListener(view, listener);
}
@Override
public void withStartAction(ViewPropertyAnimatorCompat vpa, View view, Runnable runnable) {
ViewPropertyAnimatorCompatJB.withStartAction(view, runnable);
}
@Override
public void withEndAction(ViewPropertyAnimatorCompat vpa, View view, Runnable runnable) {
ViewPropertyAnimatorCompatJB.withEndAction(view, runnable);
}
@Override
public void withLayer(ViewPropertyAnimatorCompat vpa, View view) {
ViewPropertyAnimatorCompatJB.withLayer(view);
}
}
static class JBMr2ViewPropertyAnimatorCompatImpl extends JBViewPropertyAnimatorCompatImpl {
@Override
public Interpolator getInterpolator(ViewPropertyAnimatorCompat vpa, View view) {
return (Interpolator) ViewPropertyAnimatorCompatJellybeanMr2.getInterpolator(view);
}
}
static class KitKatViewPropertyAnimatorCompatImpl extends JBMr2ViewPropertyAnimatorCompatImpl {
@Override
public void setUpdateListener(ViewPropertyAnimatorCompat vpa, View view, ViewPropertyAnimatorUpdateListener listener) {
ViewPropertyAnimatorCompatKK.setUpdateListener(view, listener);
}
}
static class LollipopViewPropertyAnimatorCompatImpl extends KitKatViewPropertyAnimatorCompatImpl {
@Override
public void translationZ(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatLollipop.translationZ(view, value);
}
@Override
public void translationZBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatLollipop.translationZBy(view, value);
}
@Override
public void z(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatLollipop.z(view, value);
}
@Override
public void zBy(ViewPropertyAnimatorCompat vpa, View view, float value) {
ViewPropertyAnimatorCompatLollipop.zBy(view, value);
}
}
static final ViewPropertyAnimatorCompatImpl IMPL;
static {
final int version = android.os.Build.VERSION.SDK_INT;
if (version >= 21) {
IMPL = new LollipopViewPropertyAnimatorCompatImpl();
} else if (version >= 19) {
IMPL = new KitKatViewPropertyAnimatorCompatImpl();
} else if (version >= 18) {
IMPL = new JBMr2ViewPropertyAnimatorCompatImpl();
} else if (version >= 16) {
IMPL = new JBViewPropertyAnimatorCompatImpl();
} else if (version >= 14) {
IMPL = new ICSViewPropertyAnimatorCompatImpl();
} else {
IMPL = new BaseViewPropertyAnimatorCompatImpl();
}
}
/**
* Sets the duration for the underlying animator that animates the requested properties.
* By default, the animator uses the default value for ValueAnimator. Calling this method
* will cause the declared value to be used instead.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The length of ensuing property animations, in milliseconds. The value
* cannot be negative.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat setDuration(long value) {
View view;
if ((view = mView.get()) != null) {
IMPL.setDuration(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>alpha</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat alpha(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.alpha(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>alpha</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat alphaBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.alphaBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>translationX</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat translationX(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.translationX(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>translationY</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat translationY(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.translationY(this, view, value);
}
return this;
}
/**
* Specifies an action to take place when the next animation ends. The action is only
* run if the animation ends normally; if the ViewPropertyAnimator is canceled during
* that animation, the runnable will not run.
* This method, along with {@link #withStartAction(Runnable)}, is intended to help facilitate
* choreographing ViewPropertyAnimator animations with other animations or actions
* in the application.
*
* <p>For example, the following code animates a view to x=200 and then back to 0:</p>
* <pre>
* Runnable endAction = new Runnable() {
* public void run() {
* view.animate().x(0);
* }
* };
* view.animate().x(200).withEndAction(endAction);
* </pre>
*
* <p>Prior to API 14, this method will run the action immediately.</p>
*
* <p>For API 14 and 15, this method will run by setting
* a listener on the ViewPropertyAnimatorCompat object and running the action
* in that listener's {@link ViewPropertyAnimatorListener#onAnimationEnd(View)} method.</p>
*
* @param runnable The action to run when the next animation ends.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat withEndAction(Runnable runnable) {
View view;
if ((view = mView.get()) != null) {
IMPL.withEndAction(this, view, runnable);
}
return this;
}
/**
* Returns the current duration of property animations. If the duration was set on this
* object, that value is returned. Otherwise, the default value of the underlying Animator
* is returned.
*
* <p>Prior to API 14, this method will return 0.</p>
*
* @see #setDuration(long)
* @return The duration of animations, in milliseconds.
*/
public long getDuration() {
View view;
if ((view = mView.get()) != null) {
return IMPL.getDuration(this, view);
} else {
return 0;
}
}
/**
* Sets the interpolator for the underlying animator that animates the requested properties.
* By default, the animator uses the default interpolator for ValueAnimator. Calling this method
* will cause the declared object to be used instead.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The TimeInterpolator to be used for ensuing property animations.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat setInterpolator(Interpolator value) {
View view;
if ((view = mView.get()) != null) {
IMPL.setInterpolator(this, view, value);
}
return this;
}
/**
* Returns the timing interpolator that this animation uses.
*
* <p>Prior to API 14, this method will return null.</p>
*
* @return The timing interpolator for this animation.
*/
public Interpolator getInterpolator() {
View view;
if ((view = mView.get()) != null) {
return IMPL.getInterpolator(this, view);
}
else return null;
}
/**
* Sets the startDelay for the underlying animator that animates the requested properties.
* By default, the animator uses the default value for ValueAnimator. Calling this method
* will cause the declared value to be used instead.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The delay of ensuing property animations, in milliseconds. The value
* cannot be negative.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat setStartDelay(long value) {
View view;
if ((view = mView.get()) != null) {
IMPL.setStartDelay(this, view, value);
}
return this;
}
/**
* Returns the current startDelay of property animations. If the startDelay was set on this
* object, that value is returned. Otherwise, the default value of the underlying Animator
* is returned.
*
* <p>Prior to API 14, this method will return 0.</p>
*
* @see #setStartDelay(long)
* @return The startDelay of animations, in milliseconds.
*/
public long getStartDelay() {
View view;
if ((view = mView.get()) != null) {
return IMPL.getStartDelay(this, view);
} else {
return 0;
}
}
/**
* This method will cause the View's <code>rotation</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat rotation(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.rotation(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>rotation</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat rotationBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.rotationBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>rotationX</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat rotationX(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.rotationX(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>rotationX</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat rotationXBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.rotationXBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>rotationY</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat rotationY(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.rotationY(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>rotationY</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat rotationYBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.rotationYBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>scaleX</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat scaleX(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.scaleX(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>scaleX</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat scaleXBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.scaleXBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>scaleY</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat scaleY(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.scaleY(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>scaleY</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat scaleYBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.scaleYBy(this, view, value);
}
return this;
}
/**
* Cancels all property animations that are currently running or pending.
*/
public void cancel() {
View view;
if ((view = mView.get()) != null) {
IMPL.cancel(this, view);
}
}
/**
* This method will cause the View's <code>x</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat x(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.x(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>x</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat xBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.xBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>y</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The value to be animated to.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat y(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.y(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>y</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat yBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.yBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>translationX</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat translationXBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.translationXBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>translationY</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat translationYBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.translationYBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>translationZ</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 21, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat translationZBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.translationZBy(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>translationZ</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 21, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat translationZ(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.translationZ(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>z</code> property to be animated to the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 21, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat z(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.z(this, view, value);
}
return this;
}
/**
* This method will cause the View's <code>z</code> property to be animated by the
* specified value. Animations already running on the property will be canceled.
*
* <p>Prior to API 21, this method will do nothing.</p>
*
* @param value The amount to be animated by, as an offset from the current value.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat zBy(float value) {
View view;
if ((view = mView.get()) != null) {
IMPL.zBy(this, view, value);
}
return this;
}
/**
* Starts the currently pending property animations immediately. Calling <code>start()</code>
* is optional because all animations start automatically at the next opportunity. However,
* if the animations are needed to start immediately and synchronously (not at the time when
* the next event is processed by the hierarchy, which is when the animations would begin
* otherwise), then this method can be used.
*
* <p>Prior to API 14, this method will do nothing.</p>
*/
public void start() {
View view;
if ((view = mView.get()) != null) {
IMPL.start(this, view);
}
}
/**
* The View associated with this ViewPropertyAnimator will have its
* {@link ViewCompat#setLayerType(View, int, android.graphics.Paint) layer type} set to
* {@link ViewCompat#LAYER_TYPE_HARDWARE} for the duration of the next animation.
* As stated in the documentation for {@link ViewCompat#LAYER_TYPE_HARDWARE},
* the actual type of layer used internally depends on the runtime situation of the
* view. If the activity and this view are hardware-accelerated, then the layer will be
* accelerated as well. If the activity or the view is not accelerated, then the layer will
* effectively be the same as {@link ViewCompat#LAYER_TYPE_SOFTWARE}.
*
* <p>This state is not persistent, either on the View or on this ViewPropertyAnimator: the
* layer type of the View will be restored when the animation ends to what it was when this
* method was called, and this setting on ViewPropertyAnimator is only valid for the next
* animation. Note that calling this method and then independently setting the layer type of
* the View (by a direct call to
* {@link ViewCompat#setLayerType(View, int, android.graphics.Paint)}) will result in some
* inconsistency, including having the layer type restored to its pre-withLayer()
* value when the animation ends.</p>
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* <p>For API 14 and 15, this method will run by setting
* a listener on the ViewPropertyAnimatorCompat object, setting a hardware layer in
* the listener's {@link ViewPropertyAnimatorListener#onAnimationStart(View)} method,
* and then restoring the orignal layer type in the listener's
* {@link ViewPropertyAnimatorListener#onAnimationEnd(View)} method.</p>
*
* @see View#setLayerType(int, android.graphics.Paint)
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat withLayer() {
View view;
if ((view = mView.get()) != null) {
IMPL.withLayer(this, view);
}
return this;
}
/**
* Specifies an action to take place when the next animation runs. If there is a
* {@link #setStartDelay(long) startDelay} set on this ViewPropertyAnimator, then the
* action will run after that startDelay expires, when the actual animation begins.
* This method, along with {@link #withEndAction(Runnable)}, is intended to help facilitate
* choreographing ViewPropertyAnimator animations with other animations or actions
* in the application.
*
* <p>Prior to API 14, this method will run the action immediately.</p>
*
* <p>For API 14 and 15, this method will run by setting
* a listener on the ViewPropertyAnimatorCompat object and running the action
* in that listener's {@link ViewPropertyAnimatorListener#onAnimationStart(View)} method.</p>
*
* @param runnable The action to run when the next animation starts.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat withStartAction(Runnable runnable) {
View view;
if ((view = mView.get()) != null) {
IMPL.withStartAction(this, view, runnable);
}
return this;
}
/**
* Sets a listener for events in the underlying Animators that run the property
* animations.
*
* <p>Prior to API 14, this method will do nothing.</p>
*
* @param listener The listener to be called with AnimatorListener events. A value of
* <code>null</code> removes any existing listener.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat setListener(ViewPropertyAnimatorListener listener) {
View view;
if ((view = mView.get()) != null) {
IMPL.setListener(this, view, listener);
}
return this;
}
/**
* Sets a listener for update events in the underlying Animator that runs
* the property animations.
*
* <p>Prior to API 19, this method will do nothing.</p>
*
* @param listener The listener to be called with update events. A value of
* <code>null</code> removes any existing listener.
* @return This object, allowing calls to methods in this class to be chained.
*/
public ViewPropertyAnimatorCompat setUpdateListener(
ViewPropertyAnimatorUpdateListener listener) {
View view;
if ((view = mView.get()) != null) {
IMPL.setUpdateListener(this, view, listener);
}
return this;
}
}