| /* |
| * Copyright (C) 2015 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.example.android.leanback; |
| |
| import android.content.Context; |
| import android.graphics.drawable.Drawable; |
| import android.os.Handler; |
| import android.support.v17.leanback.app.PlaybackControlGlue; |
| import android.support.v17.leanback.widget.Action; |
| import android.support.v17.leanback.widget.ArrayObjectAdapter; |
| import android.support.v17.leanback.widget.ControlButtonPresenterSelector; |
| import android.support.v17.leanback.widget.PlaybackControlsRow; |
| import android.support.v17.leanback.widget.PlaybackControlsRowPresenter; |
| import android.support.v17.leanback.widget.PresenterSelector; |
| import android.support.v17.leanback.widget.SparseArrayObjectAdapter; |
| import android.view.KeyEvent; |
| import android.view.View; |
| import android.widget.Toast; |
| |
| abstract class PlaybackControlHelper extends PlaybackControlGlue { |
| /** |
| * Change the location of the thumbs up/down controls |
| */ |
| private static final boolean THUMBS_PRIMARY = true; |
| |
| private static final String FAUX_TITLE = "A short song of silence"; |
| private static final String FAUX_SUBTITLE = "2014"; |
| private static final int FAUX_DURATION = 33 * 1000; |
| |
| // These should match the playback service FF behavior |
| private static int[] sFastForwardSpeeds = { 2, 3, 4, 5 }; |
| |
| private boolean mIsPlaying; |
| private int mSpeed = PlaybackControlGlue.PLAYBACK_SPEED_PAUSED; |
| private long mStartTime; |
| private long mStartPosition = 0; |
| |
| private PlaybackControlsRow.RepeatAction mRepeatAction; |
| private PlaybackControlsRow.ThumbsUpAction mThumbsUpAction; |
| private PlaybackControlsRow.ThumbsDownAction mThumbsDownAction; |
| |
| private Handler mHandler = new Handler(); |
| private final Runnable mUpdateProgressRunnable = new Runnable() { |
| @Override |
| public void run() { |
| updateProgress(); |
| mHandler.postDelayed(this, getUpdatePeriod()); |
| } |
| }; |
| |
| public PlaybackControlHelper(Context context, PlaybackOverlayFragment fragment) { |
| super(context, fragment, sFastForwardSpeeds); |
| mThumbsUpAction = new PlaybackControlsRow.ThumbsUpAction(context); |
| mThumbsUpAction.setIndex(PlaybackControlsRow.ThumbsUpAction.OUTLINE); |
| mThumbsDownAction = new PlaybackControlsRow.ThumbsDownAction(context); |
| mThumbsDownAction.setIndex(PlaybackControlsRow.ThumbsDownAction.OUTLINE); |
| mRepeatAction = new PlaybackControlsRow.RepeatAction(context); |
| } |
| |
| @Override |
| public PlaybackControlsRowPresenter createControlsRowAndPresenter() { |
| PlaybackControlsRowPresenter presenter = super.createControlsRowAndPresenter(); |
| |
| ArrayObjectAdapter adapter = new ArrayObjectAdapter(new ControlButtonPresenterSelector()); |
| getControlsRow().setSecondaryActionsAdapter(adapter); |
| if (!THUMBS_PRIMARY) { |
| adapter.add(mThumbsDownAction); |
| } |
| adapter.add(mRepeatAction); |
| if (!THUMBS_PRIMARY) { |
| adapter.add(mThumbsUpAction); |
| } |
| |
| return presenter; |
| } |
| |
| @Override |
| protected SparseArrayObjectAdapter createPrimaryActionsAdapter( |
| PresenterSelector presenterSelector) { |
| SparseArrayObjectAdapter adapter = new SparseArrayObjectAdapter(presenterSelector); |
| if (THUMBS_PRIMARY) { |
| adapter.set(PlaybackControlGlue.ACTION_CUSTOM_LEFT_FIRST, mThumbsUpAction); |
| adapter.set(PlaybackControlGlue.ACTION_CUSTOM_RIGHT_FIRST, mThumbsDownAction); |
| } |
| return adapter; |
| } |
| |
| @Override |
| public void onActionClicked(Action action) { |
| if (shouldDispatchAction(action)) { |
| dispatchAction(action); |
| return; |
| } |
| super.onActionClicked(action); |
| } |
| |
| @Override |
| public boolean onKey(View view, int keyCode, KeyEvent keyEvent) { |
| if (keyEvent.getAction() == KeyEvent.ACTION_DOWN) { |
| Action action = getControlsRow().getActionForKeyCode(keyEvent.getKeyCode()); |
| if (shouldDispatchAction(action)) { |
| dispatchAction(action); |
| return true; |
| } |
| } |
| return super.onKey(view, keyCode, keyEvent); |
| } |
| |
| private boolean shouldDispatchAction(Action action) { |
| return action == mRepeatAction || action == mThumbsUpAction || action == mThumbsDownAction; |
| } |
| |
| private void dispatchAction(Action action) { |
| Toast.makeText(getContext(), action.toString(), Toast.LENGTH_SHORT).show(); |
| PlaybackControlsRow.MultiAction multiAction = (PlaybackControlsRow.MultiAction) action; |
| multiAction.nextIndex(); |
| notifyActionChanged(multiAction); |
| } |
| |
| private void notifyActionChanged(PlaybackControlsRow.MultiAction action) { |
| int index; |
| index = getPrimaryActionsAdapter().indexOf(action); |
| if (index >= 0) { |
| getPrimaryActionsAdapter().notifyArrayItemRangeChanged(index, 1); |
| } else { |
| index = getSecondaryActionsAdapter().indexOf(action); |
| if (index >= 0) { |
| getSecondaryActionsAdapter().notifyArrayItemRangeChanged(index, 1); |
| } |
| } |
| } |
| |
| private SparseArrayObjectAdapter getPrimaryActionsAdapter() { |
| return (SparseArrayObjectAdapter) getControlsRow().getPrimaryActionsAdapter(); |
| } |
| |
| private ArrayObjectAdapter getSecondaryActionsAdapter() { |
| return (ArrayObjectAdapter) getControlsRow().getSecondaryActionsAdapter(); |
| } |
| |
| @Override |
| public boolean hasValidMedia() { |
| return true; |
| } |
| |
| @Override |
| public boolean isMediaPlaying() { |
| return mIsPlaying; |
| } |
| |
| @Override |
| public CharSequence getMediaTitle() { |
| return FAUX_TITLE; |
| } |
| |
| @Override |
| public CharSequence getMediaSubtitle() { |
| return FAUX_SUBTITLE; |
| } |
| |
| @Override |
| public int getMediaDuration() { |
| return FAUX_DURATION; |
| } |
| |
| @Override |
| public Drawable getMediaArt() { |
| return null; |
| } |
| |
| @Override |
| public long getSupportedActions() { |
| return PlaybackControlGlue.ACTION_PLAY_PAUSE | |
| PlaybackControlGlue.ACTION_FAST_FORWARD | |
| PlaybackControlGlue.ACTION_REWIND; |
| } |
| |
| @Override |
| public int getCurrentSpeedId() { |
| return mSpeed; |
| } |
| |
| @Override |
| public int getCurrentPosition() { |
| int speed; |
| if (mSpeed == PlaybackControlGlue.PLAYBACK_SPEED_PAUSED) { |
| speed = 0; |
| } else if (mSpeed == PlaybackControlGlue.PLAYBACK_SPEED_NORMAL) { |
| speed = 1; |
| } else if (mSpeed >= PlaybackControlGlue.PLAYBACK_SPEED_FAST_L0) { |
| int index = mSpeed - PlaybackControlGlue.PLAYBACK_SPEED_FAST_L0; |
| speed = getFastForwardSpeeds()[index]; |
| } else if (mSpeed <= -PlaybackControlGlue.PLAYBACK_SPEED_FAST_L0) { |
| int index = -mSpeed - PlaybackControlGlue.PLAYBACK_SPEED_FAST_L0; |
| speed = -getRewindSpeeds()[index]; |
| } else { |
| return -1; |
| } |
| long position = mStartPosition + |
| (System.currentTimeMillis() - mStartTime) * speed; |
| if (position > getMediaDuration()) { |
| position = getMediaDuration(); |
| onPlaybackComplete(true); |
| } else if (position < 0) { |
| position = 0; |
| onPlaybackComplete(false); |
| } |
| return (int) position; |
| } |
| |
| void onPlaybackComplete(final boolean ended) { |
| mHandler.post(new Runnable() { |
| @Override |
| public void run() { |
| if (mRepeatAction.getIndex() == PlaybackControlsRow.RepeatAction.NONE) { |
| pausePlayback(); |
| } else { |
| startPlayback(PlaybackControlGlue.PLAYBACK_SPEED_NORMAL); |
| } |
| mStartPosition = 0; |
| onStateChanged(); |
| } |
| }); |
| } |
| |
| @Override |
| protected void startPlayback(int speed) { |
| if (speed == mSpeed) { |
| return; |
| } |
| mStartPosition = getCurrentPosition(); |
| mSpeed = speed; |
| mIsPlaying = true; |
| mStartTime = System.currentTimeMillis(); |
| } |
| |
| @Override |
| protected void pausePlayback() { |
| if (mSpeed == PlaybackControlGlue.PLAYBACK_SPEED_PAUSED) { |
| return; |
| } |
| mStartPosition = getCurrentPosition(); |
| mSpeed = PlaybackControlGlue.PLAYBACK_SPEED_PAUSED; |
| mIsPlaying = false; |
| } |
| |
| @Override |
| protected void skipToNext() { |
| // Not supported |
| } |
| |
| @Override |
| protected void skipToPrevious() { |
| // Not supported |
| } |
| |
| @Override |
| public void enableProgressUpdating(boolean enable) { |
| mHandler.removeCallbacks(mUpdateProgressRunnable); |
| if (enable) { |
| mUpdateProgressRunnable.run(); |
| } |
| } |
| }; |