1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License
15 */
16
17package com.google.android.leanbackjank.ui;
18
19import android.content.Intent;
20import android.content.res.Resources;
21import android.net.Uri;
22import android.os.Bundle;
23
24import androidx.core.content.res.ResourcesCompat;
25import androidx.leanback.app.BackgroundManager;
26import androidx.leanback.app.BrowseFragment;
27import androidx.leanback.widget.ArrayObjectAdapter;
28import androidx.leanback.widget.HeaderItem;
29import androidx.leanback.widget.ListRow;
30import androidx.leanback.widget.ListRowPresenter;
31import androidx.leanback.widget.Presenter;
32import androidx.leanback.widget.PresenterSelector;
33import androidx.leanback.widget.ShadowOverlayHelper;
34
35import com.google.android.leanbackjank.IntentDefaults;
36import com.google.android.leanbackjank.IntentKeys;
37import com.google.android.leanbackjank.R;
38import com.google.android.leanbackjank.data.VideoProvider;
39import com.google.android.leanbackjank.model.VideoInfo;
40import com.google.android.leanbackjank.presenter.CardPresenter;
41import com.google.android.leanbackjank.presenter.GridItemPresenter;
42import com.google.android.leanbackjank.presenter.HeaderItemPresenter;
43
44import java.util.HashMap;
45import java.util.List;
46import java.util.Map;
47
48/**
49 * Main class to show BrowseFragment with header and rows of videos
50 */
51public class MainFragment extends BrowseFragment {
52
53    private BackgroundManager mBackgroundManager;
54    private ArrayObjectAdapter mRowsAdapter;
55
56    @Override
57    public void onActivityCreated(Bundle savedInstanceState) {
58        super.onActivityCreated(savedInstanceState);
59
60        // Define defaults.
61        int categoryCount = IntentDefaults.CATEGORY_COUNT;
62        int entriesPerCat = IntentDefaults.ENTRIES_PER_CATEGORY;
63        boolean disableShadows = IntentDefaults.DISABLE_SHADOWS;
64        int cardWidth = IntentDefaults.CARD_WIDTH;
65        int cardHeight = IntentDefaults.CARD_HEIGHT;
66        int whichVideo = IntentDefaults.WHICH_VIDEO;
67        boolean useSingleBitmap = IntentDefaults.USE_SINGLE_BITMAP;
68
69        Intent intent = getActivity().getIntent();
70        if (intent.getExtras() != null) {
71            categoryCount = intent.getIntExtra(IntentKeys.CATEGORY_COUNT, categoryCount);
72            entriesPerCat = intent.getIntExtra(IntentKeys.ENTRIES_PER_CATEGORY, entriesPerCat);
73            disableShadows = intent.getBooleanExtra(IntentKeys.DISABLE_SHADOWS, disableShadows);
74            cardWidth = intent.getIntExtra(IntentKeys.CARD_WIDTH, cardWidth);
75            cardHeight = intent.getIntExtra(IntentKeys.CARD_HEIGHT, cardHeight);
76            whichVideo = intent.getIntExtra(IntentKeys.WHICH_VIDEO, whichVideo);
77            useSingleBitmap = intent.getBooleanExtra(IntentKeys.USE_SINGLE_BITMAP, useSingleBitmap);
78        }
79
80        loadVideoData(categoryCount, entriesPerCat, disableShadows, useSingleBitmap, cardWidth,
81                cardHeight);
82        setBackground();
83        setupUIElements();
84
85        if (whichVideo != IntentKeys.NO_VIDEO) {
86            int resource = 0;
87            /* For info on how to generate videos see:
88             * https://docs.google.com/document/d/1HV8O-Nm4rc2DwVwiZmT4Wa9pf8XttWndg9saGncTRGw
89             */
90            if (whichVideo == IntentKeys.VIDEO_2160P_60FPS) {
91                resource = R.raw.bbb_sunflower_2160p_60fps;
92            } else if (whichVideo == IntentKeys.VIDEO_1080P_60FPS) {
93                resource = R.raw.testvideo_1080p_60fps;
94            } else if (whichVideo == IntentKeys.VIDEO_480P_60FPS) {
95                resource = R.raw.bbb_480p;
96            } else if (whichVideo == IntentKeys.VIDEO_360P_60FPS) {
97                resource = R.raw.bbb_360p;
98            }
99            Uri uri = Uri.parse("android.resource://" + getActivity().getPackageName() + "/"
100                    + resource);
101            Intent videoIntent = new Intent(Intent.ACTION_VIEW, uri, getActivity(),
102                    VideoActivity.class);
103            startActivity(videoIntent);
104        }
105    }
106
107    private void setBackground() {
108        mBackgroundManager = BackgroundManager.getInstance(getActivity());
109        mBackgroundManager.attach(getActivity().getWindow());
110        mBackgroundManager.setDrawable(
111                ResourcesCompat.getDrawable(getResources(), R.drawable.default_background, null));
112    }
113
114    private void setupUIElements() {
115        setBadgeDrawable(ResourcesCompat.getDrawable(
116                getActivity().getResources(), R.drawable.app_banner, null));
117        // Badge, when set, takes precedent over title
118        setTitle(getString(R.string.browse_title));
119        setHeadersState(HEADERS_ENABLED);
120        setHeadersTransitionOnBackEnabled(true);
121        // set headers background color
122        setBrandColor(ResourcesCompat.getColor(getResources(), R.color.jank_yellow, null));
123        // set search icon color
124        setSearchAffordanceColor(
125                ResourcesCompat.getColor(getResources(), R.color.search_opaque, null));
126
127        setHeaderPresenterSelector(new PresenterSelector() {
128            @Override
129            public Presenter getPresenter(Object o) {
130                return new HeaderItemPresenter();
131            }
132        });
133    }
134
135    private void loadVideoData(int categoryCount, int entriesPerCat, boolean disableShadows,
136            boolean useSingleBitmap, int cardWidth, int cardHeight) {
137        ListRowPresenter listRowPresenter = new ListRowPresenter() {
138            @Override
139            protected ShadowOverlayHelper.Options createShadowOverlayOptions() {
140                Resources res = getResources();
141                ShadowOverlayHelper.Options options = new ShadowOverlayHelper.Options();
142                options.dynamicShadowZ(res.getDimension(R.dimen.shadow_unfocused_z),
143                        res.getDimension(R.dimen.shadow_focused_z));
144                return options;
145            }
146        };
147        listRowPresenter.setShadowEnabled(!disableShadows);
148        // see b/64451726, leanback bug causes child rounded corner is incorrectly disabled when
149        // shadow is disabled. To make the test data consistent and comparable, by default treat
150        // the rounded corner option same as shadow option.
151        boolean disableRoundedCorner = disableShadows;
152        listRowPresenter.enableChildRoundedCorners(!disableRoundedCorner);
153        mRowsAdapter = new ArrayObjectAdapter(listRowPresenter);
154        HashMap<String, List<VideoInfo>> data = VideoProvider.buildMedia(categoryCount,
155                entriesPerCat, cardWidth, cardHeight, getActivity(), useSingleBitmap);
156        CardPresenter cardPresenter = new CardPresenter(cardWidth, cardHeight);
157
158        int i = 0;
159        for (Map.Entry<String, List<VideoInfo>> entry : data.entrySet()) {
160            ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(cardPresenter);
161            for (VideoInfo videoInfo : entry.getValue()) {
162                listRowAdapter.add(videoInfo);
163            }
164            HeaderItem header = new HeaderItem(i++, entry.getKey());
165            mRowsAdapter.add(new ListRow(header, listRowAdapter));
166        }
167
168        ArrayObjectAdapter settingsListAdapter = new ArrayObjectAdapter(new GridItemPresenter());
169        for (int j = 0; j < entriesPerCat; j++) {
170            settingsListAdapter.add("Settings " + j);
171        }
172        HeaderItem settingsHeader = new HeaderItem(i++, "Settings");
173        mRowsAdapter.add(new ListRow(settingsHeader, settingsListAdapter));
174
175        setAdapter(mRowsAdapter);
176    }
177}
178