| /* |
| * 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 com.android.systemui.statusbar.notification; |
| |
| import android.util.ArraySet; |
| import android.util.Pools; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.ViewParent; |
| import android.view.animation.Interpolator; |
| import android.widget.ImageView; |
| import android.widget.ProgressBar; |
| import android.widget.TextView; |
| |
| import com.android.internal.widget.MessagingPropertyAnimator; |
| import com.android.internal.widget.ViewClippingUtil; |
| import com.android.systemui.Interpolators; |
| import com.android.systemui.R; |
| import com.android.systemui.statusbar.CrossFadeHelper; |
| import com.android.systemui.statusbar.ExpandableNotificationRow; |
| import com.android.systemui.statusbar.TransformableView; |
| import com.android.systemui.statusbar.ViewTransformationHelper; |
| |
| /** |
| * A transform state of a view. |
| */ |
| public class TransformState { |
| |
| public static final int TRANSFORM_X = 0x1; |
| public static final int TRANSFORM_Y = 0x10; |
| public static final int TRANSFORM_ALL = TRANSFORM_X | TRANSFORM_Y; |
| |
| private static final float UNDEFINED = -1f; |
| private static final int TRANSFORMATION_START_X = R.id.transformation_start_x_tag; |
| private static final int TRANSFORMATION_START_Y = R.id.transformation_start_y_tag; |
| private static final int TRANSFORMATION_START_SCLALE_X = R.id.transformation_start_scale_x_tag; |
| private static final int TRANSFORMATION_START_SCLALE_Y = R.id.transformation_start_scale_y_tag; |
| private static Pools.SimplePool<TransformState> sInstancePool = new Pools.SimplePool<>(40); |
| private static ViewClippingUtil.ClippingParameters CLIPPING_PARAMETERS |
| = new ViewClippingUtil.ClippingParameters() { |
| @Override |
| public boolean shouldFinish(View view) { |
| if (view instanceof ExpandableNotificationRow) { |
| ExpandableNotificationRow row = (ExpandableNotificationRow) view; |
| return !row.isChildInGroup(); |
| } |
| return false; |
| } |
| |
| @Override |
| public void onClippingStateChanged(View view, boolean isClipping) { |
| if (view instanceof ExpandableNotificationRow) { |
| ExpandableNotificationRow row = (ExpandableNotificationRow) view; |
| if (isClipping) { |
| row.setClipToActualHeight(true); |
| } else if (row.isChildInGroup()) { |
| row.setClipToActualHeight(false); |
| } |
| } |
| } |
| }; |
| |
| protected View mTransformedView; |
| protected TransformInfo mTransformInfo; |
| private int[] mOwnPosition = new int[2]; |
| private boolean mSameAsAny; |
| private float mTransformationEndY = UNDEFINED; |
| private float mTransformationEndX = UNDEFINED; |
| private Interpolator mDefaultInterpolator = Interpolators.FAST_OUT_SLOW_IN; |
| |
| public void initFrom(View view, TransformInfo transformInfo) { |
| mTransformedView = view; |
| mTransformInfo = transformInfo; |
| } |
| |
| /** |
| * Transforms the {@link #mTransformedView} from the given transformviewstate |
| * @param otherState the state to transform from |
| * @param transformationAmount how much to transform |
| */ |
| public void transformViewFrom(TransformState otherState, float transformationAmount) { |
| mTransformedView.animate().cancel(); |
| if (sameAs(otherState)) { |
| ensureVisible(); |
| } else { |
| CrossFadeHelper.fadeIn(mTransformedView, transformationAmount); |
| } |
| transformViewFullyFrom(otherState, transformationAmount); |
| } |
| |
| protected void ensureVisible() { |
| if (mTransformedView.getVisibility() == View.INVISIBLE |
| || mTransformedView.getAlpha() != 1.0f) { |
| // We have the same content, lets show ourselves |
| mTransformedView.setAlpha(1.0f); |
| mTransformedView.setVisibility(View.VISIBLE); |
| } |
| } |
| |
| public void transformViewFullyFrom(TransformState otherState, float transformationAmount) { |
| transformViewFrom(otherState, TRANSFORM_ALL, null, transformationAmount); |
| } |
| |
| public void transformViewFullyFrom(TransformState otherState, |
| ViewTransformationHelper.CustomTransformation customTransformation, |
| float transformationAmount) { |
| transformViewFrom(otherState, TRANSFORM_ALL, customTransformation, transformationAmount); |
| } |
| |
| public void transformViewVerticalFrom(TransformState otherState, |
| ViewTransformationHelper.CustomTransformation customTransformation, |
| float transformationAmount) { |
| transformViewFrom(otherState, TRANSFORM_Y, customTransformation, transformationAmount); |
| } |
| |
| public void transformViewVerticalFrom(TransformState otherState, float transformationAmount) { |
| transformViewFrom(otherState, TRANSFORM_Y, null, transformationAmount); |
| } |
| |
| private void transformViewFrom(TransformState otherState, int transformationFlags, |
| ViewTransformationHelper.CustomTransformation customTransformation, |
| float transformationAmount) { |
| final View transformedView = mTransformedView; |
| boolean transformX = (transformationFlags & TRANSFORM_X) != 0; |
| boolean transformY = (transformationFlags & TRANSFORM_Y) != 0; |
| int viewHeight = getViewHeight(); |
| int otherHeight = otherState.getViewHeight(); |
| boolean differentHeight = otherHeight != viewHeight && otherHeight != 0 && viewHeight != 0; |
| int viewWidth = getViewWidth(); |
| int otherWidth = otherState.getViewWidth(); |
| boolean differentWidth = otherWidth != viewWidth && otherWidth != 0 && viewWidth != 0; |
| boolean transformScale = transformScale(otherState) && (differentHeight || differentWidth); |
| // lets animate the positions correctly |
| if (transformationAmount == 0.0f |
| || transformX && getTransformationStartX() == UNDEFINED |
| || transformY && getTransformationStartY() == UNDEFINED |
| || transformScale && getTransformationStartScaleX() == UNDEFINED && differentWidth |
| || transformScale && getTransformationStartScaleY() == UNDEFINED |
| && differentHeight) { |
| int[] otherPosition; |
| if (transformationAmount != 0.0f) { |
| otherPosition = otherState.getLaidOutLocationOnScreen(); |
| } else { |
| otherPosition = otherState.getLocationOnScreen(); |
| } |
| int[] ownStablePosition = getLaidOutLocationOnScreen(); |
| if (customTransformation == null |
| || !customTransformation.initTransformation(this, otherState)) { |
| if (transformX) { |
| setTransformationStartX(otherPosition[0] - ownStablePosition[0]); |
| } |
| if (transformY) { |
| setTransformationStartY(otherPosition[1] - ownStablePosition[1]); |
| } |
| // we also want to animate the scale if we're the same |
| View otherView = otherState.getTransformedView(); |
| if (transformScale && differentWidth) { |
| setTransformationStartScaleX(otherWidth * otherView.getScaleX() |
| / (float) viewWidth); |
| transformedView.setPivotX(0); |
| } else { |
| setTransformationStartScaleX(UNDEFINED); |
| } |
| if (transformScale && differentHeight) { |
| setTransformationStartScaleY(otherHeight * otherView.getScaleY() |
| / (float) viewHeight); |
| transformedView.setPivotY(0); |
| } else { |
| setTransformationStartScaleY(UNDEFINED); |
| } |
| } |
| if (!transformX) { |
| setTransformationStartX(UNDEFINED); |
| } |
| if (!transformY) { |
| setTransformationStartY(UNDEFINED); |
| } |
| if (!transformScale) { |
| setTransformationStartScaleX(UNDEFINED); |
| setTransformationStartScaleY(UNDEFINED); |
| } |
| setClippingDeactivated(transformedView, true); |
| } |
| float interpolatedValue = mDefaultInterpolator.getInterpolation( |
| transformationAmount); |
| if (transformX) { |
| float interpolation = interpolatedValue; |
| if (customTransformation != null) { |
| Interpolator customInterpolator = |
| customTransformation.getCustomInterpolator(TRANSFORM_X, true /* isFrom */); |
| if (customInterpolator != null) { |
| interpolation = customInterpolator.getInterpolation(transformationAmount); |
| } |
| } |
| transformedView.setTranslationX(NotificationUtils.interpolate(getTransformationStartX(), |
| 0.0f, |
| interpolation)); |
| } |
| if (transformY) { |
| float interpolation = interpolatedValue; |
| if (customTransformation != null) { |
| Interpolator customInterpolator = |
| customTransformation.getCustomInterpolator(TRANSFORM_Y, true /* isFrom */); |
| if (customInterpolator != null) { |
| interpolation = customInterpolator.getInterpolation(transformationAmount); |
| } |
| } |
| transformedView.setTranslationY(NotificationUtils.interpolate(getTransformationStartY(), |
| 0.0f, |
| interpolation)); |
| } |
| if (transformScale) { |
| float transformationStartScaleX = getTransformationStartScaleX(); |
| if (transformationStartScaleX != UNDEFINED) { |
| transformedView.setScaleX( |
| NotificationUtils.interpolate(transformationStartScaleX, |
| 1.0f, |
| interpolatedValue)); |
| } |
| float transformationStartScaleY = getTransformationStartScaleY(); |
| if (transformationStartScaleY != UNDEFINED) { |
| transformedView.setScaleY( |
| NotificationUtils.interpolate(transformationStartScaleY, |
| 1.0f, |
| interpolatedValue)); |
| } |
| } |
| } |
| |
| protected int getViewWidth() { |
| return mTransformedView.getWidth(); |
| } |
| |
| protected int getViewHeight() { |
| return mTransformedView.getHeight(); |
| } |
| |
| protected boolean transformScale(TransformState otherState) { |
| return false; |
| } |
| |
| /** |
| * Transforms the {@link #mTransformedView} to the given transformviewstate |
| * @param otherState the state to transform from |
| * @param transformationAmount how much to transform |
| * @return whether an animation was started |
| */ |
| public boolean transformViewTo(TransformState otherState, float transformationAmount) { |
| mTransformedView.animate().cancel(); |
| if (sameAs(otherState)) { |
| // We have the same text, lets show ourselfs |
| if (mTransformedView.getVisibility() == View.VISIBLE) { |
| mTransformedView.setAlpha(0.0f); |
| mTransformedView.setVisibility(View.INVISIBLE); |
| } |
| return false; |
| } else { |
| CrossFadeHelper.fadeOut(mTransformedView, transformationAmount); |
| } |
| transformViewFullyTo(otherState, transformationAmount); |
| return true; |
| } |
| |
| public void transformViewFullyTo(TransformState otherState, float transformationAmount) { |
| transformViewTo(otherState, TRANSFORM_ALL, null, transformationAmount); |
| } |
| |
| public void transformViewFullyTo(TransformState otherState, |
| ViewTransformationHelper.CustomTransformation customTransformation, |
| float transformationAmount) { |
| transformViewTo(otherState, TRANSFORM_ALL, customTransformation, transformationAmount); |
| } |
| |
| public void transformViewVerticalTo(TransformState otherState, |
| ViewTransformationHelper.CustomTransformation customTransformation, |
| float transformationAmount) { |
| transformViewTo(otherState, TRANSFORM_Y, customTransformation, transformationAmount); |
| } |
| |
| public void transformViewVerticalTo(TransformState otherState, float transformationAmount) { |
| transformViewTo(otherState, TRANSFORM_Y, null, transformationAmount); |
| } |
| |
| private void transformViewTo(TransformState otherState, int transformationFlags, |
| ViewTransformationHelper.CustomTransformation customTransformation, |
| float transformationAmount) { |
| // lets animate the positions correctly |
| |
| final View transformedView = mTransformedView; |
| boolean transformX = (transformationFlags & TRANSFORM_X) != 0; |
| boolean transformY = (transformationFlags & TRANSFORM_Y) != 0; |
| boolean transformScale = transformScale(otherState); |
| // lets animate the positions correctly |
| if (transformationAmount == 0.0f) { |
| if (transformX) { |
| float transformationStartX = getTransformationStartX(); |
| float start = transformationStartX != UNDEFINED ? transformationStartX |
| : transformedView.getTranslationX(); |
| setTransformationStartX(start); |
| } |
| if (transformY) { |
| float transformationStartY = getTransformationStartY(); |
| float start = transformationStartY != UNDEFINED ? transformationStartY |
| : transformedView.getTranslationY(); |
| setTransformationStartY(start); |
| } |
| View otherView = otherState.getTransformedView(); |
| if (transformScale && otherState.getViewWidth() != getViewWidth()) { |
| setTransformationStartScaleX(transformedView.getScaleX()); |
| transformedView.setPivotX(0); |
| } else { |
| setTransformationStartScaleX(UNDEFINED); |
| } |
| if (transformScale && otherState.getViewHeight() != getViewHeight()) { |
| setTransformationStartScaleY(transformedView.getScaleY()); |
| transformedView.setPivotY(0); |
| } else { |
| setTransformationStartScaleY(UNDEFINED); |
| } |
| setClippingDeactivated(transformedView, true); |
| } |
| float interpolatedValue = mDefaultInterpolator.getInterpolation( |
| transformationAmount); |
| int[] otherStablePosition = otherState.getLaidOutLocationOnScreen(); |
| int[] ownPosition = getLaidOutLocationOnScreen(); |
| if (transformX) { |
| float endX = otherStablePosition[0] - ownPosition[0]; |
| float interpolation = interpolatedValue; |
| if (customTransformation != null) { |
| if (customTransformation.customTransformTarget(this, otherState)) { |
| endX = mTransformationEndX; |
| } |
| Interpolator customInterpolator = |
| customTransformation.getCustomInterpolator(TRANSFORM_X, false /* isFrom */); |
| if (customInterpolator != null) { |
| interpolation = customInterpolator.getInterpolation(transformationAmount); |
| } |
| } |
| transformedView.setTranslationX(NotificationUtils.interpolate(getTransformationStartX(), |
| endX, |
| interpolation)); |
| } |
| if (transformY) { |
| float endY = otherStablePosition[1] - ownPosition[1]; |
| float interpolation = interpolatedValue; |
| if (customTransformation != null) { |
| if (customTransformation.customTransformTarget(this, otherState)) { |
| endY = mTransformationEndY; |
| } |
| Interpolator customInterpolator = |
| customTransformation.getCustomInterpolator(TRANSFORM_Y, false /* isFrom */); |
| if (customInterpolator != null) { |
| interpolation = customInterpolator.getInterpolation(transformationAmount); |
| } |
| } |
| transformedView.setTranslationY(NotificationUtils.interpolate(getTransformationStartY(), |
| endY, |
| interpolation)); |
| } |
| if (transformScale) { |
| View otherView = otherState.getTransformedView(); |
| float transformationStartScaleX = getTransformationStartScaleX(); |
| if (transformationStartScaleX != UNDEFINED) { |
| transformedView.setScaleX( |
| NotificationUtils.interpolate(transformationStartScaleX, |
| (otherState.getViewWidth() / (float) getViewWidth()), |
| interpolatedValue)); |
| } |
| float transformationStartScaleY = getTransformationStartScaleY(); |
| if (transformationStartScaleY != UNDEFINED) { |
| transformedView.setScaleY( |
| NotificationUtils.interpolate(transformationStartScaleY, |
| (otherState.getViewHeight() / (float) getViewHeight()), |
| interpolatedValue)); |
| } |
| } |
| } |
| |
| protected void setClippingDeactivated(final View transformedView, boolean deactivated) { |
| ViewClippingUtil.setClippingDeactivated(transformedView, deactivated, CLIPPING_PARAMETERS); |
| } |
| |
| public int[] getLaidOutLocationOnScreen() { |
| int[] location = getLocationOnScreen(); |
| // remove translation |
| location[0] -= mTransformedView.getTranslationX(); |
| location[1] -= mTransformedView.getTranslationY(); |
| return location; |
| } |
| |
| public int[] getLocationOnScreen() { |
| mTransformedView.getLocationOnScreen(mOwnPosition); |
| |
| // remove scale |
| mOwnPosition[0] -= (1.0f - mTransformedView.getScaleX()) * mTransformedView.getPivotX(); |
| mOwnPosition[1] -= (1.0f - mTransformedView.getScaleY()) * mTransformedView.getPivotY(); |
| |
| // Remove local translations |
| mOwnPosition[1] -= MessagingPropertyAnimator.getLocalTranslationY(mTransformedView); |
| return mOwnPosition; |
| } |
| |
| protected boolean sameAs(TransformState otherState) { |
| return mSameAsAny; |
| } |
| |
| public void appear(float transformationAmount, TransformableView otherView) { |
| // There's no other view, lets fade us in |
| // Certain views need to prepare the fade in and make sure its children are |
| // completely visible. An example is the notification header. |
| if (transformationAmount == 0.0f) { |
| prepareFadeIn(); |
| } |
| CrossFadeHelper.fadeIn(mTransformedView, transformationAmount); |
| } |
| |
| public void disappear(float transformationAmount, TransformableView otherView) { |
| CrossFadeHelper.fadeOut(mTransformedView, transformationAmount); |
| } |
| |
| public static TransformState createFrom(View view, |
| TransformInfo transformInfo) { |
| if (view instanceof TextView) { |
| TextViewTransformState result = TextViewTransformState.obtain(); |
| result.initFrom(view, transformInfo); |
| return result; |
| } |
| if (view.getId() == com.android.internal.R.id.actions_container) { |
| ActionListTransformState result = ActionListTransformState.obtain(); |
| result.initFrom(view, transformInfo); |
| return result; |
| } |
| if (view.getId() == com.android.internal.R.id.notification_messaging) { |
| MessagingLayoutTransformState result = MessagingLayoutTransformState.obtain(); |
| result.initFrom(view, transformInfo); |
| return result; |
| } |
| if (view instanceof ImageView) { |
| ImageTransformState result = ImageTransformState.obtain(); |
| result.initFrom(view, transformInfo); |
| if (view.getId() == com.android.internal.R.id.reply_icon_action) { |
| ((TransformState) result).setIsSameAsAnyView(true); |
| } |
| return result; |
| } |
| if (view instanceof ProgressBar) { |
| ProgressTransformState result = ProgressTransformState.obtain(); |
| result.initFrom(view, transformInfo); |
| return result; |
| } |
| TransformState result = obtain(); |
| result.initFrom(view, transformInfo); |
| return result; |
| } |
| |
| public void setIsSameAsAnyView(boolean sameAsAny) { |
| mSameAsAny = sameAsAny; |
| } |
| |
| public void recycle() { |
| reset(); |
| if (getClass() == TransformState.class) { |
| sInstancePool.release(this); |
| } |
| } |
| |
| public void setTransformationEndY(float transformationEndY) { |
| mTransformationEndY = transformationEndY; |
| } |
| |
| public void setTransformationEndX(float transformationEndX) { |
| mTransformationEndX = transformationEndX; |
| } |
| |
| public float getTransformationStartX() { |
| Object tag = mTransformedView.getTag(TRANSFORMATION_START_X); |
| return tag == null ? UNDEFINED : (float) tag; |
| } |
| |
| public float getTransformationStartY() { |
| Object tag = mTransformedView.getTag(TRANSFORMATION_START_Y); |
| return tag == null ? UNDEFINED : (float) tag; |
| } |
| |
| public float getTransformationStartScaleX() { |
| Object tag = mTransformedView.getTag(TRANSFORMATION_START_SCLALE_X); |
| return tag == null ? UNDEFINED : (float) tag; |
| } |
| |
| public float getTransformationStartScaleY() { |
| Object tag = mTransformedView.getTag(TRANSFORMATION_START_SCLALE_Y); |
| return tag == null ? UNDEFINED : (float) tag; |
| } |
| |
| public void setTransformationStartX(float transformationStartX) { |
| mTransformedView.setTag(TRANSFORMATION_START_X, transformationStartX); |
| } |
| |
| public void setTransformationStartY(float transformationStartY) { |
| mTransformedView.setTag(TRANSFORMATION_START_Y, transformationStartY); |
| } |
| |
| private void setTransformationStartScaleX(float startScaleX) { |
| mTransformedView.setTag(TRANSFORMATION_START_SCLALE_X, startScaleX); |
| } |
| |
| private void setTransformationStartScaleY(float startScaleY) { |
| mTransformedView.setTag(TRANSFORMATION_START_SCLALE_Y, startScaleY); |
| } |
| |
| protected void reset() { |
| mTransformedView = null; |
| mSameAsAny = false; |
| mTransformationEndX = UNDEFINED; |
| mTransformationEndY = UNDEFINED; |
| mDefaultInterpolator = Interpolators.FAST_OUT_SLOW_IN; |
| } |
| |
| public void setVisible(boolean visible, boolean force) { |
| if (!force && mTransformedView.getVisibility() == View.GONE) { |
| return; |
| } |
| if (mTransformedView.getVisibility() != View.GONE) { |
| mTransformedView.setVisibility(visible ? View.VISIBLE : View.INVISIBLE); |
| } |
| mTransformedView.animate().cancel(); |
| mTransformedView.setAlpha(visible ? 1.0f : 0.0f); |
| resetTransformedView(); |
| } |
| |
| public void prepareFadeIn() { |
| resetTransformedView(); |
| } |
| |
| protected void resetTransformedView() { |
| mTransformedView.setTranslationX(0); |
| mTransformedView.setTranslationY(0); |
| mTransformedView.setScaleX(1.0f); |
| mTransformedView.setScaleY(1.0f); |
| setClippingDeactivated(mTransformedView, false); |
| abortTransformation(); |
| } |
| |
| public void abortTransformation() { |
| mTransformedView.setTag(TRANSFORMATION_START_X, UNDEFINED); |
| mTransformedView.setTag(TRANSFORMATION_START_Y, UNDEFINED); |
| mTransformedView.setTag(TRANSFORMATION_START_SCLALE_X, UNDEFINED); |
| mTransformedView.setTag(TRANSFORMATION_START_SCLALE_Y, UNDEFINED); |
| } |
| |
| public static TransformState obtain() { |
| TransformState instance = sInstancePool.acquire(); |
| if (instance != null) { |
| return instance; |
| } |
| return new TransformState(); |
| } |
| |
| public View getTransformedView() { |
| return mTransformedView; |
| } |
| |
| public void setDefaultInterpolator(Interpolator interpolator) { |
| mDefaultInterpolator = interpolator; |
| } |
| |
| public interface TransformInfo { |
| boolean isAnimating(); |
| } |
| } |