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