| /* |
| * Copyright (C) 2017 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.app; |
| |
| import android.annotation.Nullable; |
| import android.annotation.UnsupportedAppUsage; |
| import android.graphics.Rect; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| import android.util.Rational; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Represents a set of parameters used to initialize and update an Activity in picture-in-picture |
| * mode. |
| */ |
| public final class PictureInPictureParams implements Parcelable { |
| |
| /** |
| * Builder class for {@link PictureInPictureParams} objects. |
| */ |
| public static class Builder { |
| |
| @Nullable |
| private Rational mAspectRatio; |
| |
| @Nullable |
| private List<RemoteAction> mUserActions; |
| |
| @Nullable |
| private Rect mSourceRectHint; |
| |
| /** |
| * Sets the aspect ratio. This aspect ratio is defined as the desired width / height, and |
| * does not change upon device rotation. |
| * |
| * @param aspectRatio the new aspect ratio for the activity in picture-in-picture, must be |
| * between 2.39:1 and 1:2.39 (inclusive). |
| * |
| * @return this builder instance. |
| */ |
| public Builder setAspectRatio(Rational aspectRatio) { |
| mAspectRatio = aspectRatio; |
| return this; |
| } |
| |
| /** |
| * Sets the user actions. If there are more than |
| * {@link Activity#getMaxNumPictureInPictureActions()} actions, then the input list |
| * will be truncated to that number. |
| * |
| * @param actions the new actions to show in the picture-in-picture menu. |
| * |
| * @return this builder instance. |
| * |
| * @see RemoteAction |
| */ |
| public Builder setActions(List<RemoteAction> actions) { |
| if (mUserActions != null) { |
| mUserActions = null; |
| } |
| if (actions != null) { |
| mUserActions = new ArrayList<>(actions); |
| } |
| return this; |
| } |
| |
| /** |
| * Sets the source bounds hint. These bounds are only used when an activity first enters |
| * picture-in-picture, and describe the bounds in window coordinates of activity entering |
| * picture-in-picture that will be visible following the transition. For the best effect, |
| * these bounds should also match the aspect ratio in the arguments. |
| * |
| * @param launchBounds window-coordinate bounds indicating the area of the activity that |
| * will still be visible following the transition into picture-in-picture (eg. the video |
| * view bounds in a video player) |
| * |
| * @return this builder instance. |
| */ |
| public Builder setSourceRectHint(Rect launchBounds) { |
| if (launchBounds == null) { |
| mSourceRectHint = null; |
| } else { |
| mSourceRectHint = new Rect(launchBounds); |
| } |
| return this; |
| } |
| |
| /** |
| * @return an immutable {@link PictureInPictureParams} to be used when entering or updating |
| * the activity in picture-in-picture. |
| * |
| * @see Activity#enterPictureInPictureMode(PictureInPictureParams) |
| * @see Activity#setPictureInPictureParams(PictureInPictureParams) |
| */ |
| public PictureInPictureParams build() { |
| PictureInPictureParams params = new PictureInPictureParams(mAspectRatio, mUserActions, |
| mSourceRectHint); |
| return params; |
| } |
| } |
| |
| /** |
| * The expected aspect ratio of the picture-in-picture. |
| */ |
| @Nullable |
| private Rational mAspectRatio; |
| |
| /** |
| * The set of actions that are associated with this activity when in picture-in-picture. |
| */ |
| @Nullable |
| private List<RemoteAction> mUserActions; |
| |
| /** |
| * The source bounds hint used when entering picture-in-picture, relative to the window bounds. |
| * We can use this internally for the transition into picture-in-picture to ensure that a |
| * particular source rect is visible throughout the whole transition. |
| */ |
| @Nullable |
| private Rect mSourceRectHint; |
| |
| /** {@hide} */ |
| PictureInPictureParams() { |
| } |
| |
| /** {@hide} */ |
| PictureInPictureParams(Parcel in) { |
| if (in.readInt() != 0) { |
| mAspectRatio = new Rational(in.readInt(), in.readInt()); |
| } |
| if (in.readInt() != 0) { |
| mUserActions = new ArrayList<>(); |
| in.readParcelableList(mUserActions, RemoteAction.class.getClassLoader()); |
| } |
| if (in.readInt() != 0) { |
| mSourceRectHint = Rect.CREATOR.createFromParcel(in); |
| } |
| } |
| |
| /** {@hide} */ |
| PictureInPictureParams(Rational aspectRatio, List<RemoteAction> actions, |
| Rect sourceRectHint) { |
| mAspectRatio = aspectRatio; |
| mUserActions = actions; |
| mSourceRectHint = sourceRectHint; |
| } |
| |
| /** |
| * Copies the set parameters from the other picture-in-picture args. |
| * @hide |
| */ |
| public void copyOnlySet(PictureInPictureParams otherArgs) { |
| if (otherArgs.hasSetAspectRatio()) { |
| mAspectRatio = otherArgs.mAspectRatio; |
| } |
| if (otherArgs.hasSetActions()) { |
| mUserActions = otherArgs.mUserActions; |
| } |
| if (otherArgs.hasSourceBoundsHint()) { |
| mSourceRectHint = new Rect(otherArgs.getSourceRectHint()); |
| } |
| } |
| |
| /** |
| * @return the aspect ratio. If none is set, return 0. |
| * @hide |
| */ |
| @UnsupportedAppUsage |
| public float getAspectRatio() { |
| if (mAspectRatio != null) { |
| return mAspectRatio.floatValue(); |
| } |
| return 0f; |
| } |
| |
| /** @hide */ |
| public Rational getAspectRatioRational() { |
| return mAspectRatio; |
| } |
| |
| /** |
| * @return whether the aspect ratio is set. |
| * @hide |
| */ |
| public boolean hasSetAspectRatio() { |
| return mAspectRatio != null; |
| } |
| |
| /** |
| * @return the set of user actions. |
| * @hide |
| */ |
| @UnsupportedAppUsage |
| public List<RemoteAction> getActions() { |
| return mUserActions; |
| } |
| |
| /** |
| * @return whether the user actions are set. |
| * @hide |
| */ |
| public boolean hasSetActions() { |
| return mUserActions != null; |
| } |
| |
| /** |
| * Truncates the set of actions to the given {@param size}. |
| * @hide |
| */ |
| public void truncateActions(int size) { |
| if (hasSetActions()) { |
| mUserActions = mUserActions.subList(0, Math.min(mUserActions.size(), size)); |
| } |
| } |
| |
| /** |
| * @return the source rect hint |
| * @hide |
| */ |
| @UnsupportedAppUsage |
| public Rect getSourceRectHint() { |
| return mSourceRectHint; |
| } |
| |
| /** |
| * @return whether there are launch bounds set |
| * @hide |
| */ |
| public boolean hasSourceBoundsHint() { |
| return mSourceRectHint != null && !mSourceRectHint.isEmpty(); |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel out, int flags) { |
| if (mAspectRatio != null) { |
| out.writeInt(1); |
| out.writeInt(mAspectRatio.getNumerator()); |
| out.writeInt(mAspectRatio.getDenominator()); |
| } else { |
| out.writeInt(0); |
| } |
| if (mUserActions != null) { |
| out.writeInt(1); |
| out.writeParcelableList(mUserActions, 0); |
| } else { |
| out.writeInt(0); |
| } |
| if (mSourceRectHint != null) { |
| out.writeInt(1); |
| mSourceRectHint.writeToParcel(out, 0); |
| } else { |
| out.writeInt(0); |
| } |
| } |
| |
| public static final Creator<PictureInPictureParams> CREATOR = |
| new Creator<PictureInPictureParams>() { |
| public PictureInPictureParams createFromParcel(Parcel in) { |
| return new PictureInPictureParams(in); |
| } |
| public PictureInPictureParams[] newArray(int size) { |
| return new PictureInPictureParams[size]; |
| } |
| }; |
| } |