Android/folioreader/src/main/java/com/folioreader/ui/folio/activity/FolioActivity.java

   1 /*\r
   2 * Copyright (C) 2016 Pedro Paulo de Amorim\r
   3 *\r
   4 * Licensed under the Apache License, Version 2.0 (the "License");\r
   5 * you may not use this file except in compliance with the License.\r
   6 * You may obtain a copy of the License at\r
   7 *\r
   8 * http://www.apache.org/licenses/LICENSE-2.0\r
   9 *\r
  10 * Unless required by applicable law or agreed to in writing, software\r
  11 * distributed under the License is distributed on an "AS IS" BASIS,\r
  12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13 * See the License for the specific language governing permissions and\r
  14 * limitations under the License.\r
  15 */\r
  16 package com.folioreader.ui.folio.activity;\r
  17 \r
  18 import android.Manifest;\r
  19 import android.annotation.TargetApi;\r
  20 import android.content.Context;\r
  21 import android.content.Intent;\r
  22 import android.content.pm.PackageManager;\r
  23 import android.os.Build;\r
  24 import android.os.Bundle;\r
  25 import android.support.annotation.NonNull;\r
  26 import android.support.v4.app.ActivityCompat;\r
  27 import android.support.v4.content.ContextCompat;\r
  28 import android.support.v7.app.AppCompatActivity;\r
  29 import android.support.v7.widget.Toolbar;\r
  30 import android.text.Html;\r
  31 import android.util.Log;\r
  32 import android.view.View;\r
  33 import android.view.animation.Animation;\r
  34 import android.view.animation.AnimationUtils;\r
  35 import android.widget.ImageButton;\r
  36 import android.widget.RelativeLayout;\r
  37 import android.widget.TextView;\r
  38 import android.widget.Toast;\r
  39 \r
  40 import com.folioreader.Config;\r
  41 import com.folioreader.Constants;\r
  42 import com.folioreader.R;\r
  43 import com.folioreader.model.HighlightImpl;\r
  44 import com.folioreader.model.event.AnchorIdEvent;\r
  45 import com.folioreader.model.event.BusOwner;\r
  46 import com.folioreader.model.event.MediaOverlayHighlightStyleEvent;\r
  47 import com.folioreader.model.event.MediaOverlayPlayPauseEvent;\r
  48 import com.folioreader.model.event.MediaOverlaySpeedEvent;\r
  49 import com.folioreader.model.event.WebViewPosition;\r
  50 import com.folioreader.ui.folio.adapter.FolioPageFragmentAdapter;\r
  51 import com.folioreader.ui.folio.fragment.FolioPageFragment;\r
  52 import com.folioreader.ui.folio.presenter.MainMvpView;\r
  53 import com.folioreader.ui.folio.presenter.MainPresenter;\r
  54 import com.folioreader.util.AppUtil;\r
  55 import com.folioreader.util.FileUtil;\r
  56 import com.folioreader.util.FolioReader;\r
  57 import com.folioreader.util.UiUtil;\r
  58 import com.folioreader.view.ConfigBottomSheetDialogFragment;\r
  59 import com.folioreader.view.DirectionalViewpager;\r
  60 import com.folioreader.view.ObservableWebView;\r
  61 import com.folioreader.view.StyleableTextView;\r
  62 import com.squareup.otto.Bus;\r
  63 import com.squareup.otto.ThreadEnforcer;\r
  64 \r
  65 import org.readium.r2_streamer.model.container.Container;\r
  66 import org.readium.r2_streamer.model.container.EpubContainer;\r
  67 import org.readium.r2_streamer.model.publication.EpubPublication;\r
  68 import org.readium.r2_streamer.model.publication.link.Link;\r
  69 import org.readium.r2_streamer.server.EpubServer;\r
  70 import org.readium.r2_streamer.server.EpubServerSingleton;\r
  71 \r
  72 import java.io.IOException;\r
  73 import java.util.ArrayList;\r
  74 import java.util.List;\r
  75 \r
  76 import static com.folioreader.Constants.CHAPTER_SELECTED;\r
  77 import static com.folioreader.Constants.HIGHLIGHT_SELECTED;\r
  78 import static com.folioreader.Constants.SELECTED_CHAPTER_POSITION;\r
  79 import static com.folioreader.Constants.TYPE;\r
  80 \r
  81 public class FolioActivity\r
  82         extends AppCompatActivity\r
  83         implements FolioPageFragment.FolioPageFragmentCallback,\r
  84         ObservableWebView.ToolBarListener,\r
  85         ConfigBottomSheetDialogFragment.ConfigDialogCallback,\r
  86         BusOwner,\r
  87         MainMvpView {\r
  88 \r
  89     private static final String TAG = "FolioActivity";\r
  90 \r
  91     public static final String INTENT_EPUB_SOURCE_PATH = "com.folioreader.epub_asset_path";\r
  92     public static final String INTENT_EPUB_SOURCE_TYPE = "epub_source_type";\r
  93     public static final String INTENT_HIGHLIGHTS_LIST = "highlight_list";\r
  94         public static final String PARAM_FILE_NAME = "PARAM_FILE_NAME";\r
  95         public static final String PARAM_CURRENT_CHAPTER = "PARAM_CURRENT_CHAPTER";\r
  96         public static final String PARAM_CHAPTERS_COUNT = "PARAM_CHAPTERS_COUNT";\r
  97 \r
  98         public enum EpubSourceType {\r
  99         RAW,\r
 100         ASSETS,\r
 101         SD_CARD\r
 102     }\r
 103 \r
 104     private boolean isOpen = true;\r
 105 \r
 106     public static final int ACTION_CONTENT_HIGHLIGHT = 77;\r
 107     private String bookFileName;\r
 108     private static final String HIGHLIGHT_ITEM = "highlight_item";\r
 109 \r
 110     private final Bus BUS = new Bus(ThreadEnforcer.MAIN);\r
 111     @Override\r
 112     public Bus getBus() {\r
 113         return BUS;\r
 114     }\r
 115 \r
 116     public boolean mIsActionBarVisible;\r
 117     private DirectionalViewpager mFolioPageViewPager;\r
 118     private Toolbar mToolbar;\r
 119 \r
 120     private int mChapterPosition;\r
 121     private FolioPageFragmentAdapter mFolioPageFragmentAdapter;\r
 122     private int mWebViewScrollPosition;\r
 123     private ConfigBottomSheetDialogFragment mConfigBottomSheetDialogFragment;\r
 124     private TextView title;\r
 125 \r
 126     private List<Link> mSpineReferenceList = new ArrayList<>();\r
 127     private EpubServer mEpubServer;\r
 128 \r
 129     private Animation slide_down;\r
 130     private Animation slide_up;\r
 131     private boolean mIsNightMode;\r
 132     private Config mConfig;\r
 133     private String mBookId;\r
 134     private String mEpubFilePath;\r
 135     private EpubSourceType mEpubSourceType;\r
 136     int mEpubRawId = 0;\r
 137 \r
 138     @Override\r
 139     protected void onCreate(Bundle savedInstanceState) {\r
 140         super.onCreate(savedInstanceState);\r
 141         setContentView(R.layout.folio_activity);\r
 142 \r
 143         mBookId = getIntent().getStringExtra(FolioReader.INTENT_BOOK_ID);\r
 144         mEpubSourceType = (EpubSourceType)\r
 145                 getIntent().getExtras().getSerializable(FolioActivity.INTENT_EPUB_SOURCE_TYPE);\r
 146         if (mEpubSourceType.equals(EpubSourceType.RAW)) {\r
 147             mEpubRawId = getIntent().getExtras().getInt(FolioActivity.INTENT_EPUB_SOURCE_PATH);\r
 148         } else {\r
 149             mEpubFilePath = getIntent().getExtras()\r
 150                     .getString(FolioActivity.INTENT_EPUB_SOURCE_PATH);\r
 151         }\r
 152 \r
 153         setConfig();\r
 154 \r
 155         if (!mConfig.isShowTts()) {\r
 156             findViewById(R.id.btn_speaker).setVisibility(View.GONE);\r
 157         }\r
 158 \r
 159         title = (TextView) findViewById(R.id.lbl_center);\r
 160         slide_down = AnimationUtils.loadAnimation(getApplicationContext(),\r
 161                 R.anim.slide_down);\r
 162         slide_up = AnimationUtils.loadAnimation(getApplicationContext(),\r
 163                 R.anim.slide_up);\r
 164 \r
 165         mToolbar = (Toolbar) findViewById(R.id.toolbar);\r
 166 \r
 167         BUS.register(this);\r
 168 \r
 169 \r
 170         if (ContextCompat.checkSelfPermission(FolioActivity.this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {\r
 171             ActivityCompat.requestPermissions(FolioActivity.this, Constants.getWriteExternalStoragePerms(), Constants.WRITE_EXTERNAL_STORAGE_REQUEST);\r
 172         } else {\r
 173             setupBook();\r
 174         }\r
 175 \r
 176         initAudioView();\r
 177 \r
 178         findViewById(R.id.btn_drawer).setOnClickListener(new View.OnClickListener() {\r
 179             @Override\r
 180             public void onClick(View v) {\r
 181                 Intent intent = new Intent(FolioActivity.this, ContentHighlightActivity.class);\r
 182                 intent.putExtra(CHAPTER_SELECTED, mSpineReferenceList.get(mChapterPosition).href);\r
 183                 intent.putExtra(FolioReader.INTENT_BOOK_ID, mBookId);\r
 184                 intent.putExtra(Constants.BOOK_TITLE, bookFileName);\r
 185                 startActivityForResult(intent, ACTION_CONTENT_HIGHLIGHT);\r
 186                 overridePendingTransition(R.anim.slide_in_up, R.anim.slide_out_up);\r
 187             }\r
 188         });\r
 189 \r
 190         // speaker = (ImageView) findViewById(R.id.btn_speaker);\r
 191         findViewById(R.id.btn_speaker).setOnClickListener(new View.OnClickListener() {\r
 192             @Override\r
 193             public void onClick(View v) {\r
 194                 if (isOpen) {\r
 195                     audioContainer.startAnimation(slide_up);\r
 196                     audioContainer.setVisibility(View.VISIBLE);\r
 197                     shade.setVisibility(View.VISIBLE);\r
 198                 } else {\r
 199                     audioContainer.startAnimation(slide_down);\r
 200                     audioContainer.setVisibility(View.INVISIBLE);\r
 201                     shade.setVisibility(View.GONE);\r
 202                 }\r
 203                 isOpen = !isOpen;\r
 204             }\r
 205         });\r
 206 \r
 207         mIsNightMode = mConfig.isNightMode();\r
 208         if (mIsNightMode) {\r
 209             audioContainer.setBackgroundColor(ContextCompat.getColor(FolioActivity.this, R.color.night));\r
 210         }\r
 211         ToolbarUtils.updateToolbarColors(this, mToolbar, mConfig, mIsNightMode);\r
 212     }\r
 213 \r
 214     private void initBook(String mEpubFileName, int mEpubRawId, String mEpubFilePath, EpubSourceType mEpubSourceType) {\r
 215         try {\r
 216             int portNumber = getIntent().getIntExtra(Config.INTENT_PORT, Constants.PORT_NUMBER);\r
 217             mEpubServer = EpubServerSingleton.getEpubServerInstance(portNumber);\r
 218             mEpubServer.start();\r
 219             String path = FileUtil.saveEpubFileAndLoadLazyBook(FolioActivity.this, mEpubSourceType, mEpubFilePath,\r
 220                     mEpubRawId, mEpubFileName);\r
 221             addEpub(path);\r
 222 \r
 223             String urlString = Constants.LOCALHOST + bookFileName + "/manifest";\r
 224             new MainPresenter(this).parseManifest(urlString);\r
 225 \r
 226         } catch (IOException e) {\r
 227             Log.e(TAG, "initBook failed", e);\r
 228         }\r
 229     }\r
 230 \r
 231     private void addEpub(String path) throws IOException {\r
 232         Container epubContainer = new EpubContainer(path);\r
 233         mEpubServer.addEpub(epubContainer, "/" + bookFileName);\r
 234         getEpubResource();\r
 235     }\r
 236 \r
 237     private void getEpubResource() {\r
 238     }\r
 239 \r
 240     @Override\r
 241     protected void onPostCreate(Bundle savedInstanceState) {\r
 242         super.onPostCreate(savedInstanceState);\r
 243         configDrawerLayoutButtons();\r
 244     }\r
 245 \r
 246     @Override\r
 247     public void onBackPressed() {\r
 248         saveBookState();\r
 249             Intent data = new Intent();\r
 250             data.putExtra(PARAM_FILE_NAME, bookFileName);\r
 251             data.putExtra(PARAM_CURRENT_CHAPTER,mFolioPageViewPager.getCurrentItem() + 1);\r
 252             data.putExtra(PARAM_CHAPTERS_COUNT, mFolioPageViewPager.getExpectedAdapterCount());\r
 253             setResult(RESULT_OK, data);\r
 254         finish();\r
 255     }\r
 256 \r
 257     @Override\r
 258     public void onOrientationChange(int orentation) {\r
 259         if (orentation == 0) {\r
 260             mFolioPageViewPager.setDirection(DirectionalViewpager.Direction.VERTICAL);\r
 261             mFolioPageFragmentAdapter =\r
 262                     new FolioPageFragmentAdapter(getSupportFragmentManager(),\r
 263                             mSpineReferenceList, bookFileName, mBookId);\r
 264             mFolioPageViewPager.setAdapter(mFolioPageFragmentAdapter);\r
 265             mFolioPageViewPager.setOffscreenPageLimit(1);\r
 266             mFolioPageViewPager.setCurrentItem(mChapterPosition);\r
 267 \r
 268         } else {\r
 269             mFolioPageViewPager.setDirection(DirectionalViewpager.Direction.HORIZONTAL);\r
 270             mFolioPageFragmentAdapter =\r
 271                     new FolioPageFragmentAdapter(getSupportFragmentManager(),\r
 272                             mSpineReferenceList, bookFileName, mBookId);\r
 273             mFolioPageViewPager.setAdapter(mFolioPageFragmentAdapter);\r
 274             mFolioPageViewPager.setCurrentItem(mChapterPosition);\r
 275         }\r
 276     }\r
 277 \r
 278     private void configFolio() {\r
 279         mFolioPageViewPager = (DirectionalViewpager) findViewById(R.id.folioPageViewPager);\r
 280         mFolioPageViewPager.setOnPageChangeListener(new DirectionalViewpager.OnPageChangeListener() {\r
 281             @Override\r
 282             public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {\r
 283             }\r
 284 \r
 285             @Override\r
 286             public void onPageSelected(int position) {\r
 287                 BUS.post(new MediaOverlayPlayPauseEvent(mSpineReferenceList.get(mChapterPosition).href, false, true));\r
 288                 mPlayPauseBtn.setImageDrawable(ContextCompat.getDrawable(FolioActivity.this, R.drawable.play_icon));\r
 289                 mChapterPosition = position;\r
 290             }\r
 291 \r
 292             @Override\r
 293             public void onPageScrollStateChanged(int state) {\r
 294 //                if (state == DirectionalViewpager.SCROLL_STATE_IDLE) {\r
 295 //                    title.setText(mSpineReferenceList.get(mChapterPosition).bookTitle);\r
 296 //                }\r
 297             }\r
 298         });\r
 299 \r
 300         if (mSpineReferenceList != null) {\r
 301             mFolioPageFragmentAdapter = new FolioPageFragmentAdapter(getSupportFragmentManager(), mSpineReferenceList, bookFileName, mBookId);\r
 302             mFolioPageViewPager.setAdapter(mFolioPageFragmentAdapter);\r
 303         }\r
 304 \r
 305         if (AppUtil.checkPreviousBookStateExist(FolioActivity.this, bookFileName)) {\r
 306             mFolioPageViewPager.setCurrentItem(AppUtil.getPreviousBookStatePosition(FolioActivity.this, bookFileName));\r
 307         }\r
 308     }\r
 309 \r
 310     private void configDrawerLayoutButtons() {\r
 311         findViewById(R.id.btn_close).setOnClickListener(new View.OnClickListener() {\r
 312             @Override\r
 313             public void onClick(View v) {\r
 314                 onBackPressed();\r
 315             }\r
 316         });\r
 317 \r
 318         findViewById(R.id.btn_config).setOnClickListener(new View.OnClickListener() {\r
 319             @Override\r
 320             public void onClick(View v) {\r
 321                 mConfigBottomSheetDialogFragment = new ConfigBottomSheetDialogFragment();\r
 322                 mConfigBottomSheetDialogFragment.show(getSupportFragmentManager(), mConfigBottomSheetDialogFragment.getTag());\r
 323             }\r
 324         });\r
 325     }\r
 326 \r
 327     private void saveBookState() {\r
 328         if (mSpineReferenceList.size() > 0) {\r
 329             AppUtil.saveBookState(FolioActivity.this, bookFileName, mFolioPageViewPager.getCurrentItem(), mFolioPageViewPager\r
 330                     .getExpectedAdapterCount(), mWebViewScrollPosition);\r
 331         }\r
 332     }\r
 333 \r
 334     @Override\r
 335     public void hideOrshowToolBar() {\r
 336 //        if (mIsActionBarVisible) {\r
 337 //            toolbarAnimateHide();\r
 338 //        } else {\r
 339 //            toolbarAnimateShow();\r
 340 //        }\r
 341     }\r
 342 \r
 343     @Override\r
 344     public void hideToolBarIfVisible() {\r
 345 //        if (mIsActionBarVisible) {\r
 346 //            toolbarAnimateHide();\r
 347 //        }\r
 348     }\r
 349 \r
 350     @Override\r
 351     public void setPagerToPosition(String href) {\r
 352     }\r
 353 \r
 354     @Override\r
 355     public void setLastWebViewPosition(int position) {\r
 356         this.mWebViewScrollPosition = position;\r
 357     }\r
 358 \r
 359     @Override\r
 360     public void goToChapter(String href) {\r
 361         String spineHref = href.substring(href.indexOf(bookFileName + "/") + bookFileName.length() + 1);\r
 362             String anchorHref = new String(spineHref);\r
 363         if (href.contains("#")) {\r
 364             spineHref = spineHref.substring(0, spineHref.indexOf("#"));\r
 365         }\r
 366         for (Link spine : mSpineReferenceList) {\r
 367             if (spine.href.contains(spineHref)) {\r
 368                 mChapterPosition = mSpineReferenceList.indexOf(spine);\r
 369                 mFolioPageViewPager.setCurrentItem(mChapterPosition);\r
 370                 title.setText(spine.getChapterTitle());\r
 371                 BUS.post(new AnchorIdEvent(anchorHref));\r
 372                 break;\r
 373             }\r
 374         }\r
 375     }\r
 376 \r
 377     private void toolbarAnimateShow() {\r
 378 //        if (!mIsActionBarVisible) {\r
 379 //            mToolbar.animate().translationY(0).setInterpolator(new DecelerateInterpolator(2)).start();\r
 380 //            mIsActionBarVisible = true;\r
 381 //        }\r
 382     }\r
 383 \r
 384     private void toolbarAnimateHide() {\r
 385 //        mIsActionBarVisible = false;\r
 386 //        mToolbar.animate().translationY(-mToolbar.getHeight()).setInterpolator(new AccelerateInterpolator(2)).start();\r
 387     }\r
 388 \r
 389     @TargetApi(Build.VERSION_CODES.LOLLIPOP)\r
 390     private void toolbarSetElevation(float elevation) {\r
 391         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {\r
 392             mToolbar.setElevation(elevation);\r
 393         }\r
 394     }\r
 395 \r
 396     public HighlightImpl setCurrentPagerPostion(HighlightImpl highlightImpl) {\r
 397 //        highlight.setCurrentPagerPostion(mFolioPageViewPager.getCurrentItem());\r
 398         return highlightImpl;\r
 399     }\r
 400 \r
 401     @Override\r
 402     protected void onActivityResult(int requestCode, int resultCode, Intent data) {\r
 403         if (requestCode == ACTION_CONTENT_HIGHLIGHT && resultCode == RESULT_OK && data.hasExtra(TYPE)) {\r
 404 \r
 405             String type = data.getStringExtra(TYPE);\r
 406             if (type.equals(CHAPTER_SELECTED)) {\r
 407                 String selectedChapterHref = data.getStringExtra(SELECTED_CHAPTER_POSITION);\r
 408                 for (Link spine : mSpineReferenceList) {\r
 409                     if (selectedChapterHref.contains(spine.href)) {\r
 410                         mChapterPosition = mSpineReferenceList.indexOf(spine);\r
 411                         mFolioPageViewPager.setCurrentItem(mChapterPosition);\r
 412                         title.setText(data.getStringExtra(Constants.BOOK_TITLE));\r
 413                         BUS.post(new AnchorIdEvent(selectedChapterHref));\r
 414                         break;\r
 415                     }\r
 416                 }\r
 417             } else if (type.equals(HIGHLIGHT_SELECTED)) {\r
 418                 HighlightImpl highlightImpl = data.getParcelableExtra(HIGHLIGHT_ITEM);\r
 419                 int position = highlightImpl.getPageNumber();\r
 420                 mFolioPageViewPager.setCurrentItem(position);\r
 421                 BUS.post(new WebViewPosition(mSpineReferenceList.get(mChapterPosition).href, highlightImpl.getRangy()));\r
 422             }\r
 423         }\r
 424     }\r
 425 \r
 426     @Override\r
 427     protected void onDestroy() {\r
 428         super.onDestroy();\r
 429         if (mEpubServer != null) {\r
 430             mEpubServer.stop();\r
 431         }\r
 432         BUS.unregister(this);\r
 433     }\r
 434 \r
 435     public int getmChapterPosition() {\r
 436         return mChapterPosition;\r
 437     }\r
 438 \r
 439     @Override\r
 440     public void onLoadPublication(EpubPublication publication) {\r
 441         mSpineReferenceList.addAll(publication.spines);\r
 442         if (publication.metadata.title != null) {\r
 443             title.setText(publication.metadata.title);\r
 444         }\r
 445 \r
 446         if (mBookId == null) {\r
 447             if (publication.metadata.identifier != null) {\r
 448                 mBookId = publication.metadata.identifier;\r
 449             } else {\r
 450                 if (publication.metadata.title != null) {\r
 451                     mBookId = String.valueOf(publication.metadata.title.hashCode());\r
 452                 } else {\r
 453                     mBookId = String.valueOf(bookFileName.hashCode());\r
 454                 }\r
 455             }\r
 456         }\r
 457         configFolio();\r
 458     }\r
 459 \r
 460     private void setConfig() {\r
 461         if (AppUtil.getSavedConfig(this) != null) {\r
 462             mConfig = AppUtil.getSavedConfig(this);\r
 463         } else if (getIntent().getParcelableExtra(Config.INTENT_CONFIG) != null) {\r
 464             mConfig = getIntent().getParcelableExtra(Config.INTENT_CONFIG);\r
 465             AppUtil.saveConfig(this, mConfig);\r
 466         } else {\r
 467             mConfig = new Config.ConfigBuilder().build();\r
 468             AppUtil.saveConfig(this, mConfig);\r
 469         }\r
 470     }\r
 471 \r
 472 \r
 473     //*************************************************************************//\r
 474     //                           AUDIO PLAYER                                  //\r
 475     //*************************************************************************//\r
 476     private StyleableTextView mHalfSpeed, mOneSpeed, mTwoSpeed, mOneAndHalfSpeed;\r
 477     private StyleableTextView mBackgroundColorStyle, mUnderlineStyle, mTextColorStyle;\r
 478     private RelativeLayout audioContainer;\r
 479     private boolean mIsSpeaking;\r
 480     private ImageButton mPlayPauseBtn, mPreviousButton, mNextButton;\r
 481     private RelativeLayout shade;\r
 482 \r
 483     private void initAudioView() {\r
 484         mHalfSpeed = (StyleableTextView) findViewById(R.id.btn_half_speed);\r
 485         mOneSpeed = (StyleableTextView) findViewById(R.id.btn_one_x_speed);\r
 486         mTwoSpeed = (StyleableTextView) findViewById(R.id.btn_twox_speed);\r
 487         audioContainer = (RelativeLayout) findViewById(R.id.container);\r
 488         shade = (RelativeLayout) findViewById(R.id.shade);\r
 489         mOneAndHalfSpeed = (StyleableTextView) findViewById(R.id.btn_one_and_half_speed);\r
 490         mPlayPauseBtn = (ImageButton) findViewById(R.id.play_button);\r
 491         mPreviousButton = (ImageButton) findViewById(R.id.prev_button);\r
 492         mNextButton = (ImageButton) findViewById(R.id.next_button);\r
 493         mBackgroundColorStyle = (StyleableTextView) findViewById(R.id.btn_backcolor_style);\r
 494         mUnderlineStyle = (StyleableTextView) findViewById(R.id.btn_text_undeline_style);\r
 495         mTextColorStyle = (StyleableTextView) findViewById(R.id.btn_text_color_style);\r
 496         mIsSpeaking = false;\r
 497 \r
 498         final Context mContext = mHalfSpeed.getContext();\r
 499         mOneAndHalfSpeed.setText(Html.fromHtml(mContext.getString(R.string.one_and_half_speed)));\r
 500         mHalfSpeed.setText(Html.fromHtml(mContext.getString(R.string.half_speed_text)));\r
 501         String styleUnderline =\r
 502                 mHalfSpeed.getContext().getResources().getString(R.string.style_underline);\r
 503         mUnderlineStyle.setText(Html.fromHtml(styleUnderline));\r
 504 \r
 505         setupColors(mContext);\r
 506         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {\r
 507             findViewById(R.id.playback_speed_Layout).setVisibility(View.GONE);\r
 508         }\r
 509 \r
 510         shade.setOnClickListener(new View.OnClickListener() {\r
 511             @Override\r
 512             public void onClick(View v) {\r
 513                 if (isOpen) {\r
 514                     audioContainer.startAnimation(slide_up);\r
 515                     audioContainer.setVisibility(View.VISIBLE);\r
 516                     shade.setVisibility(View.VISIBLE);\r
 517                 } else {\r
 518                     audioContainer.startAnimation(slide_down);\r
 519                     audioContainer.setVisibility(View.INVISIBLE);\r
 520                     shade.setVisibility(View.GONE);\r
 521                 }\r
 522                 isOpen = !isOpen;\r
 523             }\r
 524         });\r
 525 \r
 526         mPlayPauseBtn.setOnClickListener(new View.OnClickListener() {\r
 527             @Override\r
 528             public void onClick(View v) {\r
 529                 if (mIsSpeaking) {\r
 530                     BUS.post(new MediaOverlayPlayPauseEvent(mSpineReferenceList.get(mChapterPosition).href, false, false));\r
 531                     mPlayPauseBtn.setImageDrawable(ContextCompat.getDrawable(FolioActivity.this, R.drawable.play_icon));\r
 532                     UiUtil.setColorToImage(mContext, mConfig.getThemeColor(), mPlayPauseBtn.getDrawable());\r
 533                 } else {\r
 534                     BUS.post(new MediaOverlayPlayPauseEvent(mSpineReferenceList.get(mChapterPosition).href, true, false));\r
 535                     mPlayPauseBtn.setImageDrawable(ContextCompat.getDrawable(FolioActivity.this, R.drawable.pause_btn));\r
 536                     UiUtil.setColorToImage(mContext, mConfig.getThemeColor(), mPlayPauseBtn.getDrawable());\r
 537                 }\r
 538                 mIsSpeaking = !mIsSpeaking;\r
 539             }\r
 540         });\r
 541 \r
 542         mHalfSpeed.setOnClickListener(new View.OnClickListener() {\r
 543             @TargetApi(Build.VERSION_CODES.M)\r
 544             @Override\r
 545             public void onClick(View v) {\r
 546                 mHalfSpeed.setSelected(true);\r
 547                 mOneSpeed.setSelected(false);\r
 548                 mOneAndHalfSpeed.setSelected(false);\r
 549                 mTwoSpeed.setSelected(false);\r
 550                 BUS.post(new MediaOverlaySpeedEvent(MediaOverlaySpeedEvent.Speed.HALF));\r
 551             }\r
 552         });\r
 553 \r
 554         mOneSpeed.setOnClickListener(new View.OnClickListener() {\r
 555             @TargetApi(Build.VERSION_CODES.M)\r
 556             @Override\r
 557             public void onClick(View v) {\r
 558                 mHalfSpeed.setSelected(false);\r
 559                 mOneSpeed.setSelected(true);\r
 560                 mOneAndHalfSpeed.setSelected(false);\r
 561                 mTwoSpeed.setSelected(false);\r
 562                 BUS.post(new MediaOverlaySpeedEvent(MediaOverlaySpeedEvent.Speed.ONE));\r
 563             }\r
 564         });\r
 565         mOneAndHalfSpeed.setOnClickListener(new View.OnClickListener() {\r
 566             @TargetApi(Build.VERSION_CODES.M)\r
 567             @Override\r
 568             public void onClick(View v) {\r
 569                 mHalfSpeed.setSelected(false);\r
 570                 mOneSpeed.setSelected(false);\r
 571                 mOneAndHalfSpeed.setSelected(true);\r
 572                 mTwoSpeed.setSelected(false);\r
 573                 BUS.post(new MediaOverlaySpeedEvent(MediaOverlaySpeedEvent.Speed.ONE_HALF));\r
 574             }\r
 575         });\r
 576         mTwoSpeed.setOnClickListener(new View.OnClickListener() {\r
 577             @Override\r
 578             public void onClick(View v) {\r
 579                 mHalfSpeed.setSelected(false);\r
 580                 mOneSpeed.setSelected(false);\r
 581                 mOneAndHalfSpeed.setSelected(false);\r
 582                 mTwoSpeed.setSelected(true);\r
 583                 BUS.post(new MediaOverlaySpeedEvent(MediaOverlaySpeedEvent.Speed.TWO));\r
 584             }\r
 585         });\r
 586 \r
 587         mBackgroundColorStyle.setOnClickListener(new View.OnClickListener() {\r
 588             @Override\r
 589             public void onClick(View v) {\r
 590                 mBackgroundColorStyle.setSelected(true);\r
 591                 mUnderlineStyle.setSelected(false);\r
 592                 mTextColorStyle.setSelected(false);\r
 593                 BUS.post(new MediaOverlayHighlightStyleEvent(MediaOverlayHighlightStyleEvent.Style.DEFAULT));\r
 594             }\r
 595         });\r
 596 \r
 597         mUnderlineStyle.setOnClickListener(new View.OnClickListener() {\r
 598             @Override\r
 599             public void onClick(View v) {\r
 600                 mBackgroundColorStyle.setSelected(false);\r
 601                 mUnderlineStyle.setSelected(true);\r
 602                 mTextColorStyle.setSelected(false);\r
 603                 BUS.post(new MediaOverlayHighlightStyleEvent(MediaOverlayHighlightStyleEvent.Style.UNDERLINE));\r
 604 \r
 605             }\r
 606         });\r
 607 \r
 608         mTextColorStyle.setOnClickListener(new View.OnClickListener() {\r
 609             @Override\r
 610             public void onClick(View v) {\r
 611                 mBackgroundColorStyle.setSelected(false);\r
 612                 mUnderlineStyle.setSelected(false);\r
 613                 mTextColorStyle.setSelected(true);\r
 614                 BUS.post(new MediaOverlayHighlightStyleEvent(MediaOverlayHighlightStyleEvent.Style.BACKGROUND));\r
 615             }\r
 616         });\r
 617 \r
 618     }\r
 619 \r
 620     private void setupColors(Context context) {\r
 621         mHalfSpeed.setTextColor(UiUtil.getColorList(context, mConfig.getThemeColor(), R.color.grey_color));\r
 622         mOneAndHalfSpeed.setTextColor(UiUtil.getColorList(context, mConfig.getThemeColor(), R.color.grey_color));\r
 623         mTwoSpeed.setTextColor(UiUtil.getColorList(context, mConfig.getThemeColor(), R.color.grey_color));\r
 624         mOneSpeed.setTextColor(UiUtil.getColorList(context, mConfig.getThemeColor(), R.color.grey_color));\r
 625         mUnderlineStyle.setTextColor(UiUtil.getColorList(context, mConfig.getThemeColor(), R.color.grey_color));\r
 626         mBackgroundColorStyle.setTextColor(UiUtil.getColorList(context, R.color.white, R.color.grey_color));\r
 627         mBackgroundColorStyle.setBackgroundDrawable(UiUtil.convertColorIntoStateDrawable(this, mConfig.getThemeColor(), android.R.color.transparent));\r
 628         mTextColorStyle.setTextColor(UiUtil.getColorList(context, mConfig.getThemeColor(), R.color.grey_color));\r
 629         UiUtil.setColorToImage(context, mConfig.getThemeColor(), mPlayPauseBtn.getDrawable());\r
 630         UiUtil.setColorToImage(context, mConfig.getThemeColor(), mNextButton.getDrawable());\r
 631         UiUtil.setColorToImage(context, mConfig.getThemeColor(), mPreviousButton.getDrawable());\r
 632     }\r
 633 \r
 634     @Override\r
 635     public void onError() {\r
 636     }\r
 637 \r
 638     private void setupBook() {\r
 639         bookFileName = FileUtil.getEpubFilename(this, mEpubSourceType, mEpubFilePath, mEpubRawId);\r
 640         initBook(bookFileName, mEpubRawId, mEpubFilePath, mEpubSourceType);\r
 641     }\r
 642 \r
 643     @Override\r
 644     public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {\r
 645         switch (requestCode) {\r
 646             case Constants.WRITE_EXTERNAL_STORAGE_REQUEST:\r
 647                 if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {\r
 648                     setupBook();\r
 649                 } else {\r
 650                     Toast.makeText(this, getString(R.string.cannot_access_epub_message), Toast.LENGTH_LONG).show();\r
 651                     finish();\r
 652                 }\r
 653                 break;\r
 654         }\r
 655     }\r
 656 }\r