Android Open Source - fiction Now Playing Activity

From Project

Back to project page fiction.
License

The source code is released under:
GNU General Public License
If you think the Android project fiction listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

/* Copyright (C) 2013 David Li <li.davidm96@gmail.com>
// w w w. j ava  2s . com
   This file is part of Fiction Music.

   Fiction Music 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.

   Fiction Music 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
   Fiction Music.  If not, see <http://www.gnu.org/licenses/>. */


package com.lithiumli.fiction;

import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.app.Activity;
import android.app.ActivityOptions;
import android.app.ActionBar;
import android.app.Fragment;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.PorterDuff;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.Looper;
import android.view.Gravity;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.TextView;
import android.util.Log;

import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;

import java.io.FileNotFoundException;
import java.io.InputStream;

import com.lithiumli.fiction.ui.AlbumSwiper;
import com.lithiumli.fiction.util.BitmapLruCache;

public class NowPlayingActivity
    extends FictionActivity
    implements ArtistImageCache.CacheCallback
{
    static final String ECHO_NEST_URL = "http://developer.echonest.com/api/v4/artist/images?api_key=ETDSSZR6RAMYOU4SI&results=1&name=";
    TextView mSongName;
    TextView mSongAlbum;
    TextView mSongArtist;
    AlbumSwiper mCoverPager;
    ArtistImageCache mCache;
    AnimatorSet mCurrentAnim;
    Looper mLooper;
    Handler mHandler;
    FadeOut mFadeOut;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.now_playing);
        initializeDrawer(false);

        mCoverPager = (AlbumSwiper) findViewById(R.id.cover_pager);
        mCoverPager.setListener(this);

        mSongName = (TextView) findViewById(R.id.np_song_name);
        mSongAlbum = (TextView) findViewById(R.id.np_song_album);
        mSongArtist = (TextView) findViewById(R.id.np_song_artist);
        mSongArtist.setSelected(true);

        ActionBar ab = getActionBar();
        ab.setDisplayHomeAsUpEnabled(true);
        ab.setTitle("Now Playing");

        mCache = ArtistImageCache.getInstance(this);

        setQueueMargin();

        HandlerThread thread = new HandlerThread("thread");
        thread.start();

        mLooper = thread.getLooper();
        mHandler = new Handler(mLooper);

        mFadeOut = new FadeOut();
        mHandler.postDelayed(mFadeOut, 2000);
    }

    // @Override
    // public void onPause() {
    //     super.onPause();
    //     mLooper.quit();
    // }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getMenuInflater();
        inflater.inflate(R.menu.now_playing, menu);
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onPrepareOptionsMenu(Menu menu) {
        boolean drawerOpen = isDrawerOpen();
        menu.findItem(R.id.select_artist_image).setVisible(!drawerOpen);
        return super.onPrepareOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
        case android.R.id.home:
            Intent parentIntent = new Intent(this, LibraryActivity.class);
            parentIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
            ActivityOptions options =
                ActivityOptions.makeCustomAnimation(this,
                                                    R.anim.activity_slide_down,
                                                    R.anim.activity_slide_up);
            startActivity(parentIntent, options.toBundle());
            finish();
            return true;
        case R.id.select_artist_image:
            selectArtistImage();
        }
        return super.onOptionsItemSelected(item);
    }

    @Override
    public void onBackPressed() {
        super.onBackPressed();
        overridePendingTransition(R.anim.activity_slide_down, R.anim.activity_slide_up);
    }

    @Override
    public void onServiceConnected(PlaybackService service) {
        mCoverPager.setQueue(service.getQueue());
        mCoverPager.updateCovers();
    }

    @Override
    public void onSongChange(Song song) {
        mSongName.setText(song.getTitle());
        mSongAlbum.setText(song.getAlbum());
        mSongArtist.setText(song.getArtist());

        mCoverPager.updateCovers();
        mCoverPager.postInvalidate();

        if (song.getArtist().equals("<unknown>")) {
            ((ImageView) findViewById(R.id.background_image)).setImageDrawable(new ColorDrawable(0xFF000000));
            return;
        };

        mCache.cancelAll();
        android.util.Log.d("fiction", "getting " + song.getArtist());
        mCache.getImage(song.getArtist(), this);
    }

    @Override
    public void onPlayStateChange(PlaybackService.PlayState state) {
        ImageButton button = (ImageButton) findViewById(R.id.np_play_pause);

        switch (state) {
        case PLAYING:
            button.setImageResource(R.drawable.ic_menu_pause);
            break;
        case STOPPED:
            finish();
        case PAUSED:
            button.setImageResource(R.drawable.ic_menu_play);
            break;
        default:
            break;
        }
    }

    @Override
    public boolean dispatchTouchEvent(MotionEvent ev) {
        if (mCurrentAnim != null) {
            mCurrentAnim.end();
        }

        mSongName.setAlpha(1.0f);
        mSongAlbum.setAlpha(1.0f);
        mSongArtist.setAlpha(1.0f);
        mCoverPager.setAlpha(1.0f);

        if (mFadeOut != null) {
            mHandler.removeCallbacks(mFadeOut);
        }
        mFadeOut = new FadeOut();
        mHandler.postDelayed(mFadeOut, 2000);

        return super.dispatchTouchEvent(ev);
    }

    public void shuffleButton(View view) {
        ImageButton button = (ImageButton) view;

        if (isServiceBound()) {
            PlaybackService service = getService();
            PlaybackQueue queue = service.getQueue();

            if (queue.isShuffling()) {
                button.setColorFilter(0xFFFFFFFF);
                queue.restoreShuffle();
            }
            else {
                button.setColorFilter(0xFF0099CC);
                queue.shuffle();
            }

            mCoverPager.updateCovers();
            mCoverPager.postInvalidate();
        }
    }

    public void onImageFound(BitmapDrawable bitmap) {
        ImageView view = (ImageView) findViewById(R.id.background_image);
        if (bitmap != null) {
            view.setImageDrawable(bitmap);
        }
        else {
            view.setImageDrawable(new ColorDrawable(0xFF000000));
        }
    }

    private static final int SELECT_PHOTO = 42;
    // TODO XXX ugh (causes NPE trying to getService())
    private String editingArtist;
    public void selectArtistImage() {
        Intent photoPickerIntent = new Intent(Intent.ACTION_PICK);
        photoPickerIntent.setType("image/*");
        editingArtist = getService().getQueue().getCurrent().getArtist();
        startActivityForResult(photoPickerIntent, SELECT_PHOTO);
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode,
                                    Intent intent) {
        super.onActivityResult(requestCode, resultCode, intent);

        switch(requestCode) {
        case SELECT_PHOTO:
            if (resultCode == RESULT_OK) {
                // TODO move to background thread
                android.util.Log.d("fiction", editingArtist);
                String key = mCache.getCacheKey(mCache.escapeArtist(editingArtist));
                Uri image = intent.getData();

                try {
                    InputStream imageStream = getContentResolver()
                        .openInputStream(image);
                    Bitmap b = BitmapFactory.decodeStream(imageStream);

                    mCache.storeImage(key, b);
                    mCache.getImage(editingArtist, this);
                }
                catch (FileNotFoundException e) {
                }
            }
        }
    }

    class FadeOut implements Runnable {
        @Override
        public void run() {
            runOnUiThread(new FadeOutInner());
        }

        class FadeOutInner implements Runnable {
            @Override
            public void run() {
                mCurrentAnim = new AnimatorSet();
                ObjectAnimator a1 = ObjectAnimator.ofFloat(mSongName, "alpha", 1.0f, 0.0f);
                ObjectAnimator a2 = ObjectAnimator.ofFloat(mSongAlbum, "alpha", 1.0f, 0.0f);
                ObjectAnimator a3 = ObjectAnimator.ofFloat(mSongArtist, "alpha", 1.0f, 0.0f);
                ObjectAnimator a4 = ObjectAnimator.ofFloat(mCoverPager, "alpha", 1.0f, 0.5f);
                a1.setDuration(300);
                a2.setDuration(400);
                a3.setDuration(500);
                a4.setDuration(700);

                mCurrentAnim.play(a1);
                mCurrentAnim.play(a2).after(100);
                mCurrentAnim.play(a3).after(200);
                mCurrentAnim.play(a4);
                mCurrentAnim.start();
            }
        }
    }
}
Java Source Code List
