Java tutorial
/* * This file is part of Popcorn Time. * * Popcorn Time is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Popcorn Time is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Popcorn Time. If not, see <http://www.gnu.org/licenses/>. */ package pct.droid.fragments; import android.annotation.TargetApi; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.graphics.Color; import android.graphics.PorterDuff; import android.graphics.drawable.Drawable; import android.graphics.drawable.LayerDrawable; import android.graphics.drawable.StateListDrawable; import android.media.AudioManager; import android.os.Build; import android.os.Bundle; import android.os.Handler; import android.os.Looper; import android.provider.Settings; import android.support.annotation.Nullable; import android.support.v4.app.ActivityCompat; import android.support.v7.app.AppCompatActivity; import android.support.v7.widget.Toolbar; import android.text.Html; import android.text.SpannableStringBuilder; import android.text.style.ForegroundColorSpan; import android.util.DisplayMetrics; import android.util.TypedValue; import android.view.LayoutInflater; import android.view.MotionEvent; import android.view.SurfaceView; import android.view.View; import android.view.ViewGroup; import android.view.WindowManager; import android.view.animation.Animation; import android.view.animation.AnimationUtils; import android.widget.ImageButton; import android.widget.ProgressBar; import android.widget.RelativeLayout; import android.widget.SeekBar; import android.widget.TextView; import com.github.sv244.torrentstream.StreamStatus; import com.github.sv244.torrentstream.Torrent; import butterknife.Bind; import butterknife.ButterKnife; import butterknife.OnClick; import pct.droid.R; import pct.droid.activities.BeamPlayerActivity; import pct.droid.base.content.preferences.Prefs; import pct.droid.base.fragments.BaseVideoPlayerFragment; import pct.droid.base.subs.Caption; import pct.droid.base.utils.AnimUtils; import pct.droid.base.utils.FragmentUtil; import pct.droid.base.utils.LocaleUtils; import pct.droid.base.utils.PixelUtils; import pct.droid.base.utils.PrefUtils; import pct.droid.base.utils.StringUtils; import pct.droid.base.utils.VersionUtils; import pct.droid.widget.StrokedRobotoTextView; public class VideoPlayerFragment extends BaseVideoPlayerFragment implements View.OnSystemUiVisibilityChangeListener { @Bind(R.id.toolbar) Toolbar mToolbar; @Bind(R.id.progress_indicator) ProgressBar mProgressIndicator; @Bind(R.id.video_surface) SurfaceView videoSurface; @Bind(R.id.subtitle_text) StrokedRobotoTextView mSubtitleText; @Bind(R.id.control_layout) RelativeLayout mControlLayout; @Bind(R.id.player_info) TextView mPlayerInfo; @Bind(R.id.control_bar) pct.droid.widget.SeekBar mControlBar; @Bind(R.id.play_button) ImageButton mPlayButton; @Bind(R.id.forward_button) ImageButton mForwardButton; @Bind(R.id.rewind_button) ImageButton mRewindButton; @Bind(R.id.subs_button) ImageButton mSubsButton; @Bind(R.id.current_time) TextView mCurrentTimeTextView; @Bind(R.id.length_time) TextView lengthTime; View mDecorView; private AudioManager mAudioManager; private long mLastSystemShowTime = System.currentTimeMillis(); private static final int FADE_OUT_OVERLAY = 5000; private static final int FADE_OUT_INFO = 1000; private int mLastSystemUIVisibility; private boolean mOverlayVisible = true; private Handler mDisplayHandler; private static final int TOUCH_NONE = 0; private static final int TOUCH_VOLUME = 1; private static final int TOUCH_BRIGHTNESS = 2; private static final int TOUCH_SEEK = 3; private int mTouchAction; private int mSurfaceYDisplayRange; private float mTouchY, mTouchX; private int mAudioMax; private float mVol; private boolean mIsFirstBrightnessGesture = true; private float mRestoreAutoBrightness = -1f; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mShowReload = true; } @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { return inflater.inflate(R.layout.fragment_videoplayer, container, false); } @TargetApi(Build.VERSION_CODES.LOLLIPOP) @Override public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); view.setOnTouchListener(new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { return onTouchEvent(event); } }); ButterKnife.bind(this, view); if (LocaleUtils.isRTL(LocaleUtils.getCurrent())) { Drawable forward = mForwardButton.getDrawable(); Drawable rewind = mRewindButton.getDrawable(); mRewindButton.setImageDrawable(forward); mForwardButton.setImageDrawable(rewind); } int color = getResources().getColor(R.color.primary); LayerDrawable progressDrawable; if (!VersionUtils.isLollipop()) { progressDrawable = (LayerDrawable) getResources().getDrawable(R.drawable.scrubber_progress_horizontal); } else { if (mControlBar.getProgressDrawable() instanceof StateListDrawable) { StateListDrawable stateListDrawable = (StateListDrawable) mControlBar.getProgressDrawable(); progressDrawable = (LayerDrawable) stateListDrawable.getCurrent(); } else { progressDrawable = (LayerDrawable) mControlBar.getProgressDrawable(); } } progressDrawable.findDrawableByLayerId(android.R.id.progress).setColorFilter(color, PorterDuff.Mode.SRC_IN); progressDrawable.findDrawableByLayerId(android.R.id.secondaryProgress).setColorFilter(color, PorterDuff.Mode.SRC_IN); mControlBar.setProgressDrawable(progressDrawable); mControlBar.getThumbDrawable().setColorFilter(color, PorterDuff.Mode.SRC_IN); } @TargetApi(Build.VERSION_CODES.LOLLIPOP) @Override public void onActivityCreated(@Nullable Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); setRetainInstance(true); getAppCompatActivity().setSupportActionBar(mToolbar); videoSurface.setVisibility(View.VISIBLE); mToolbar.setOnTouchListener(new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { onTouchEvent(event); return true; } }); /* Services and miscellaneous */ mAudioManager = (AudioManager) getActivity().getSystemService(Context.AUDIO_SERVICE); mAudioMax = mAudioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC); mDisplayHandler = new Handler(Looper.getMainLooper()); mDecorView = getActivity().getWindow().getDecorView(); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) { mDecorView.setOnSystemUiVisibilityChangeListener(this); } if (Build.VERSION.SDK_INT > Build.VERSION_CODES.JELLY_BEAN_MR2) { getActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS); getActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION); mToolbar.setLayoutParams(new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT, getResources().getDimensionPixelSize(R.dimen.abc_action_bar_default_height_material) + PixelUtils.getStatusBarHeight(getActivity()))); mToolbar.setPadding(mToolbar.getPaddingLeft(), PixelUtils.getStatusBarHeight(getActivity()), mToolbar.getPaddingRight(), mToolbar.getPaddingBottom()); } if (getAppCompatActivity().getSupportActionBar() != null) { if (null != mCallback.getInfo()) { if (mMedia != null && mMedia.title != null) { if (null != mCallback.getInfo().getQuality()) { getAppCompatActivity().getSupportActionBar().setTitle(getString(R.string.now_playing) + ": " + mMedia.title + " (" + mCallback.getInfo().getQuality() + ")"); } else { getAppCompatActivity().getSupportActionBar() .setTitle(getString(R.string.now_playing) + ": " + mMedia.title); } } else { getAppCompatActivity().getSupportActionBar().setTitle(getString(R.string.now_playing)); } } else { getAppCompatActivity().getSupportActionBar().setTitle(getString(R.string.now_playing)); } getAppCompatActivity().getSupportActionBar().setDisplayHomeAsUpEnabled(true); } mSubtitleText.setTextColor(PrefUtils.get(getActivity(), Prefs.SUBTITLE_COLOR, Color.WHITE)); mSubtitleText.setTextSize(TypedValue.COMPLEX_UNIT_DIP, PrefUtils.get(getActivity(), Prefs.SUBTITLE_SIZE, 16)); mSubtitleText.setStrokeColor(PrefUtils.get(getActivity(), Prefs.SUBTITLE_STROKE_COLOR, Color.BLACK)); mSubtitleText.setStrokeWidth(TypedValue.COMPLEX_UNIT_DIP, PrefUtils.get(getActivity(), Prefs.SUBTITLE_STROKE_WIDTH, 2)); mControlBar.setOnSeekBarChangeListener(mOnControlBarListener); getAppCompatActivity().setVolumeControlStream(AudioManager.STREAM_MUSIC); } @Override public void onPlaybackEndReached() { getVideoSurface().setKeepScreenOn(false); //todod: } @Override public void onStop() { super.onStop(); //restore brightness if (mRestoreAutoBrightness != -1f) { int brightness = (int) (mRestoreAutoBrightness * 255f); Settings.System.putInt(getActivity().getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, brightness); Settings.System.putInt(getActivity().getContentResolver(), Settings.System.SCREEN_BRIGHTNESS_MODE, Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC); } } @Override public void onDestroyView() { super.onDestroyView(); mAudioManager = null; } private AppCompatActivity getAppCompatActivity() { return (AppCompatActivity) getActivity(); } @Override protected SurfaceView getVideoSurface() { return videoSurface; } public boolean onTouchEvent(MotionEvent event) { DisplayMetrics screen = new DisplayMetrics(); getAppCompatActivity().getWindowManager().getDefaultDisplay().getMetrics(screen); if (mSurfaceYDisplayRange == 0) { mSurfaceYDisplayRange = Math.min(screen.widthPixels, screen.heightPixels); } float y_changed = event.getRawY() - mTouchY; float x_changed = event.getRawX() - mTouchX; // coef is the gradient's move to determine a neutral zone float coef = Math.abs(y_changed / x_changed); float xgesturesize = ((x_changed / screen.xdpi) * 2.54f); int[] offset = new int[2]; videoSurface.getLocationOnScreen(offset); switch (event.getAction()) { case MotionEvent.ACTION_DOWN: // Audio mTouchY = event.getRawY(); mVol = mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC); mTouchAction = TOUCH_NONE; // Seek mTouchX = event.getRawX(); break; case MotionEvent.ACTION_MOVE: if (coef > 2) { mTouchY = event.getRawY(); mTouchX = event.getRawX(); if ((int) mTouchX > (screen.widthPixels / 2)) { doVolumeTouch(y_changed); } if ((int) mTouchX < (screen.widthPixels / 2)) { if (Settings.System.canWrite(getContext())) { doVolumeTouch(y_changed); } else { doBrightnessTouch(y_changed); } } } else { // Seek (Right or Left move) doSeekTouch(coef, xgesturesize, false); } break; case MotionEvent.ACTION_UP: if (mTouchAction == TOUCH_NONE) { if (!mOverlayVisible) { showOverlay(); } else { hideOverlay(); } } else { showOverlay(); } doSeekTouch(coef, xgesturesize, true); break; } return true; } @Override public void onSystemUiVisibilityChange(int visibility) { if ((mLastSystemUIVisibility & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) != 0 && (visibility & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0) { showOverlay(); } mLastSystemUIVisibility = visibility; } private void doSeekTouch(float coef, float gesturesize, boolean seek) { // No seek action if coef > 0.5 and gesturesize < 1cm if (coef > 0.5 || Math.abs(gesturesize) < 1) { return; } if (mTouchAction != TOUCH_NONE && mTouchAction != TOUCH_SEEK) { return; } mTouchAction = TOUCH_SEEK; // Size of the jump, 10 minutes max (600000), with a bi-cubic progression, for a 8cm gesture int jump = (int) (Math.signum(gesturesize) * ((600000 * Math.pow((gesturesize / 8), 4)) + 3000)); // Adjust the jump if ((jump > 0) && ((getCurrentTime() + jump) > mControlBar.getSecondaryProgress())) { jump = (int) (mControlBar.getSecondaryProgress() - getCurrentTime()); } if ((jump < 0) && ((getCurrentTime() + jump) < 0)) { jump = (int) -getCurrentTime(); } long currentTime = getCurrentTime(); if (seek && mControlBar.getSecondaryProgress() > 0) { seek(jump); } if (getDuration() > 0) { showPlayerInfo(String.format("%s%s (%s)", jump >= 0 ? "+" : "", StringUtils.millisToString(jump), StringUtils.millisToString(currentTime + jump))); } } private void doVolumeTouch(float y_changed) { if (mTouchAction != TOUCH_NONE && mTouchAction != TOUCH_VOLUME) return; float delta = -((y_changed / mSurfaceYDisplayRange) * mAudioMax); mVol += delta; int vol = (int) Math.min(Math.max(mVol, 0), mAudioMax); if (delta != 0f) { setAudioVolume(vol); } } private void setAudioVolume(int vol) { mAudioManager.setStreamVolume(AudioManager.STREAM_MUSIC, vol, 0); /* Since android 4.3, the safe volume warning dialog is displayed only with the FLAG_SHOW_UI flag. * We don't want to always show the default UI volume, so show it only when volume is not set. */ int newVol = mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC); if (vol != newVol) mAudioManager.setStreamVolume(AudioManager.STREAM_MUSIC, vol, AudioManager.FLAG_SHOW_UI); mTouchAction = TOUCH_VOLUME; showPlayerInfo(getString(R.string.volume) + '\u00A0' + Integer.toString(vol)); } private void initBrightnessTouch() { float brightnesstemp = 0.6f; try { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.FROYO && Settings.System.getInt( getActivity().getContentResolver(), Settings.System.SCREEN_BRIGHTNESS_MODE) == Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC) { Settings.System.putInt(getActivity().getContentResolver(), Settings.System.SCREEN_BRIGHTNESS_MODE, Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL); mRestoreAutoBrightness = android.provider.Settings.System.getInt(getActivity().getContentResolver(), android.provider.Settings.System.SCREEN_BRIGHTNESS) / 255.0f; } else { brightnesstemp = android.provider.Settings.System.getInt(getActivity().getContentResolver(), android.provider.Settings.System.SCREEN_BRIGHTNESS) / 255.0f; } } catch (Settings.SettingNotFoundException e) { e.printStackTrace(); } WindowManager.LayoutParams lp = getAppCompatActivity().getWindow().getAttributes(); lp.screenBrightness = brightnesstemp; getAppCompatActivity().getWindow().setAttributes(lp); mIsFirstBrightnessGesture = false; } private void doBrightnessTouch(float y_changed) { if (mTouchAction != TOUCH_NONE && mTouchAction != TOUCH_BRIGHTNESS) return; if (mIsFirstBrightnessGesture) initBrightnessTouch(); mTouchAction = TOUCH_BRIGHTNESS; // Set delta : 2f is arbitrary for now, it possibly will change in the future float delta = -y_changed / mSurfaceYDisplayRange; changeBrightness(delta); } private void changeBrightness(float delta) { // Estimate and adjust Brightness WindowManager.LayoutParams lp = getAppCompatActivity().getWindow().getAttributes(); lp.screenBrightness = Math.min(Math.max(lp.screenBrightness + delta, 0.01f), 1); // Set Brightness getAppCompatActivity().getWindow().setAttributes(lp); showPlayerInfo(getString(R.string.brightness) + '\u00A0' + Math.round(lp.screenBrightness * 15)); } @Override protected void onErrorEncountered() { /* Encountered Error, exit player with a message */ AlertDialog dialog = new AlertDialog.Builder(getActivity()) .setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int id) { getAppCompatActivity().finish(); } }).setTitle(R.string.encountered_error_title).setMessage(R.string.encountered_error).create(); dialog.show(); } @TargetApi(Build.VERSION_CODES.JELLY_BEAN) public void showOverlay() { if (!mOverlayVisible) { updatePlayPauseState(); AnimUtils.fadeIn(mControlLayout); AnimUtils.fadeIn(mToolbar); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) { int uiOptions = View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN; mDecorView.setSystemUiVisibility(uiOptions); } else { getAppCompatActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN); getAppCompatActivity().getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); } mLastSystemShowTime = System.currentTimeMillis(); } mOverlayVisible = true; mDisplayHandler.removeCallbacks(mOverlayHideRunnable); mDisplayHandler.postDelayed(mOverlayHideRunnable, FADE_OUT_OVERLAY); } @TargetApi(Build.VERSION_CODES.JELLY_BEAN) public void hideOverlay() { // Can only hide 1000 millisec after show, because navbar doesn't seem to hide otherwise. if (mLastSystemShowTime + 1000 < System.currentTimeMillis()) { AnimUtils.fadeOut(mControlLayout); AnimUtils.fadeOut(mToolbar); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) { int uiOptions = View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN; mDecorView.setSystemUiVisibility(uiOptions); } else { getAppCompatActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); getAppCompatActivity().getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN); } mDisplayHandler.removeCallbacks(mOverlayHideRunnable); mOverlayVisible = false; } } protected void showPlayerInfo(String text) { mPlayerInfo.setVisibility(View.VISIBLE); mPlayerInfo.setText(text); mDisplayHandler.removeCallbacks(mInfoHideRunnable); mDisplayHandler.postDelayed(mInfoHideRunnable, FADE_OUT_INFO); } private void hidePlayerInfo() { if (mPlayerInfo.getVisibility() == View.VISIBLE) { Animation fadeOutAnim = AnimationUtils.loadAnimation(getActivity(), android.R.anim.fade_out); mPlayerInfo.startAnimation(fadeOutAnim); } mPlayerInfo.setVisibility(View.INVISIBLE); } public void updatePlayPauseState() { if (!FragmentUtil.isAdded(this)) return; if (isPlaying()) { mPlayButton.setImageResource(R.drawable.ic_av_pause); mPlayButton.setContentDescription(getString(R.string.pause)); } else { mPlayButton.setImageResource(R.drawable.ic_av_play); mPlayButton.setContentDescription(getString(R.string.play)); } } private SeekBar.OnSeekBarChangeListener mOnControlBarListener = new SeekBar.OnSeekBarChangeListener() { @Override public void onStartTrackingTouch(SeekBar seekBar) { setSeeking(true); } @Override public void onStopTrackingTouch(SeekBar seekBar) { setSeeking(false); } @Override public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) { if (fromUser && isSeeking() && progress <= (getDuration() / 100 * seekBar.getSecondaryProgress())) { setLastSubtitleCaption(null); setCurrentTime(progress); VideoPlayerFragment.this.onProgressChanged(getCurrentTime(), getDuration()); progressSubtitleCaption(); } } }; @Override protected void onHardwareAccelerationError() { AlertDialog dialog = new AlertDialog.Builder(getActivity()) .setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int id) { disableHardwareAcceleration(); loadMedia(); } }).setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int id) { getAppCompatActivity().finish(); } }).setTitle(R.string.hardware_acceleration_error_title) .setMessage(R.string.hardware_acceleration_error_message).create(); if (!getAppCompatActivity().isFinishing()) dialog.show(); } private Runnable mOverlayHideRunnable = new Runnable() { @Override public void run() { hideOverlay(); } }; private Runnable mInfoHideRunnable = new Runnable() { @Override public void run() { hidePlayerInfo(); } }; @Override protected void showTimedCaptionText(final Caption text) { mDisplayHandler.post(new Runnable() { @Override public void run() { if (text == null) { if (mSubtitleText.getText().length() > 0) { mSubtitleText.setText(""); } return; } SpannableStringBuilder styledString = (SpannableStringBuilder) Html.fromHtml(text.content); ForegroundColorSpan[] toRemoveSpans = styledString.getSpans(0, styledString.length(), ForegroundColorSpan.class); for (ForegroundColorSpan remove : toRemoveSpans) { styledString.removeSpan(remove); } if (!mSubtitleText.getText().toString().equals(styledString.toString())) { mSubtitleText.setText(styledString); } } }); } @Override protected void setProgressVisible(boolean visible) { if (mProgressIndicator.getVisibility() == View.VISIBLE && visible) return; if (mProgressIndicator.getVisibility() == View.GONE && !visible) return; mProgressIndicator.setVisibility(visible ? View.VISIBLE : View.GONE); } /** * Updates the overlay when the media playback progress has changed * * @param currentTime Current progress time * @param duration Duration of full medias */ @Override protected void onProgressChanged(long currentTime, long duration) { mControlBar.setMax((int) duration); mControlBar.setProgress((int) currentTime); mControlBar.setSecondaryProgress(0); // hack to make the secondary progress appear on Android 5.0 mControlBar.setSecondaryProgress(getStreamerProgress()); if (getCurrentTime() >= 0) mCurrentTimeTextView.setText(StringUtils.millisToString(currentTime)); if (getDuration() >= 0) lengthTime.setText(StringUtils.millisToString(duration)); } @Override public void onStreamProgress(Torrent torrent, StreamStatus streamStatus) { super.onStreamProgress(torrent, streamStatus); mControlBar.setSecondaryProgress(getStreamerProgress()); } public void enableSubsButton(boolean b) { mSubsButton.setVisibility(b ? View.VISIBLE : View.INVISIBLE); } protected void updateSubtitleSize(int size) { mSubtitleText.setTextSize(TypedValue.COMPLEX_UNIT_DIP, size); } @OnClick(R.id.play_button) void onPlayPauseClick() { togglePlayPause(); } @OnClick(R.id.rewind_button) void onRewindClick() { seekBackwardClick(); } @OnClick(R.id.forward_button) void onForwardClick() { seekForwardClick(); } @OnClick(R.id.scale_button) void onScaleClick() { scaleClick(); } @OnClick(R.id.subs_button) void onSubsClick() { subsClick(); } public void startBeamPlayerActivity() { BeamPlayerActivity.startActivity(getActivity(), mCallback.getInfo(), getCurrentTime()); } }