1 /*
2  * Copyright (C) 2015 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 
17 package com.android.tv.ui;
18 
19 import android.animation.TimeInterpolator;
20 import android.content.Context;
21 import android.graphics.drawable.AnimationDrawable;
22 import android.util.AttributeSet;
23 import android.view.KeyEvent;
24 import android.view.View;
25 
26 import com.android.tv.R;
27 import com.android.tv.menu.Menu;
28 
29 public class IntroView extends FullscreenDialogView {
30     private AnimationDrawable mRippleDrawable;
31     private boolean mOpenMenu;
32 
IntroView(Context context)33     public IntroView(Context context) {
34         this(context, null, 0);
35     }
36 
IntroView(Context context, AttributeSet attrs)37     public IntroView(Context context, AttributeSet attrs) {
38         this(context, attrs, 0);
39     }
40 
IntroView(Context context, AttributeSet attrs, int defStyle)41     public IntroView(Context context, AttributeSet attrs, int defStyle) {
42         super(context, attrs, defStyle);
43     }
44 
45     @Override
dispatchKeyEvent(KeyEvent event)46     public boolean dispatchKeyEvent(KeyEvent event) {
47         if (event.getAction() == KeyEvent.ACTION_UP) {
48             switch (event.getKeyCode()) {
49                 case KeyEvent.KEYCODE_DPAD_CENTER:
50                 case KeyEvent.KEYCODE_ENTER:
51                     dismiss();
52                     mOpenMenu = true;
53                     return true;
54             }
55         }
56         return super.dispatchKeyEvent(event);
57     }
58 
59     @Override
onBackPressed()60     public void onBackPressed() {
61         dismiss();
62     }
63 
64     @Override
onAttachedToWindow()65     protected void onAttachedToWindow() {
66         super.onAttachedToWindow();
67         View v = findViewById(R.id.welcome_ripple);
68         mRippleDrawable = (AnimationDrawable) v.getBackground();
69         mRippleDrawable.start();
70     }
71 
72     @Override
onDetachedFromWindow()73     protected void onDetachedFromWindow() {
74         mRippleDrawable.stop();
75         super.onDetachedFromWindow();
76     }
77 
78     @Override
onDestroy()79     public void onDestroy() {
80         if (mOpenMenu) {
81             getActivity().getOverlayManager().showMenu(Menu.REASON_GUIDE);
82         }
83     }
84 
85     @Override
onStartEnterAnimation(TimeInterpolator interpolator, long duration)86     protected void onStartEnterAnimation(TimeInterpolator interpolator, long duration) {
87         View v = findViewById(R.id.container);
88         v.setAlpha(0);
89         v.animate()
90                 .alpha(1.0f)
91                 .setInterpolator(interpolator)
92                 .setDuration(duration)
93                 .withLayer()
94                 .start();
95     }
96 
97     @Override
onStartExitAnimation(TimeInterpolator interpolator, long duration, final Runnable onAnimationEnded)98     protected void onStartExitAnimation(TimeInterpolator interpolator, long duration,
99             final Runnable onAnimationEnded) {
100         View v = findViewById(R.id.container);
101         v.animate()
102                 .alpha(0.0f)
103                 .setInterpolator(interpolator)
104                 .setDuration(duration)
105                 .withLayer()
106                 .withEndAction(new Runnable() {
107                     @Override
108                     public void run() {
109                         onAnimationEnded.run();
110                     }
111                 })
112                 .start();
113     }
114 }
115