1/*
2 * Copyright (C) 2012 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.android.keyguard;
18
19import android.content.Context;
20import android.util.AttributeSet;
21import android.view.View;
22import android.view.ViewGroup;
23import android.view.animation.AnimationUtils;
24
25/**
26 * Displays a PIN pad for unlocking.
27 */
28public class KeyguardPINView extends KeyguardPinBasedInputView {
29
30    private final AppearAnimationUtils mAppearAnimationUtils;
31    private final DisappearAnimationUtils mDisappearAnimationUtils;
32    private ViewGroup mKeyguardBouncerFrame;
33    private ViewGroup mRow0;
34    private ViewGroup mRow1;
35    private ViewGroup mRow2;
36    private ViewGroup mRow3;
37    private View mDivider;
38    private int mDisappearYTranslation;
39    private View[][] mViews;
40
41    public KeyguardPINView(Context context) {
42        this(context, null);
43    }
44
45    public KeyguardPINView(Context context, AttributeSet attrs) {
46        super(context, attrs);
47        mAppearAnimationUtils = new AppearAnimationUtils(context);
48        mDisappearAnimationUtils = new DisappearAnimationUtils(context,
49                125, 0.6f /* translationScale */,
50                0.6f /* delayScale */, AnimationUtils.loadInterpolator(
51                        mContext, android.R.interpolator.fast_out_linear_in));
52        mDisappearYTranslation = getResources().getDimensionPixelSize(
53                R.dimen.disappear_y_translation);
54    }
55
56    protected void resetState() {
57        super.resetState();
58        if (KeyguardUpdateMonitor.getInstance(mContext).getMaxBiometricUnlockAttemptsReached()) {
59            mSecurityMessageDisplay.setMessage(R.string.faceunlock_multiple_failures, true);
60        } else {
61            mSecurityMessageDisplay.setMessage(R.string.kg_pin_instructions, false);
62        }
63    }
64
65    @Override
66    protected int getPasswordTextViewId() {
67        return R.id.pinEntry;
68    }
69
70    @Override
71    protected void onFinishInflate() {
72        super.onFinishInflate();
73
74        mKeyguardBouncerFrame = (ViewGroup) findViewById(R.id.keyguard_bouncer_frame);
75        mRow0 = (ViewGroup) findViewById(R.id.row0);
76        mRow1 = (ViewGroup) findViewById(R.id.row1);
77        mRow2 = (ViewGroup) findViewById(R.id.row2);
78        mRow3 = (ViewGroup) findViewById(R.id.row3);
79        mDivider = findViewById(R.id.divider);
80        mViews = new View[][]{
81                new View[]{
82                        mRow0, null, null
83                },
84                new View[]{
85                        findViewById(R.id.key1), findViewById(R.id.key2),
86                        findViewById(R.id.key3)
87                },
88                new View[]{
89                        findViewById(R.id.key4), findViewById(R.id.key5),
90                        findViewById(R.id.key6)
91                },
92                new View[]{
93                        findViewById(R.id.key7), findViewById(R.id.key8),
94                        findViewById(R.id.key9)
95                },
96                new View[]{
97                        null, findViewById(R.id.key0), findViewById(R.id.key_enter)
98                },
99                new View[]{
100                        null, mEcaView, null
101                }};
102    }
103
104    @Override
105    public void showUsabilityHint() {
106    }
107
108    @Override
109    public int getWrongPasswordStringId() {
110        return R.string.kg_wrong_pin;
111    }
112
113    @Override
114    public void startAppearAnimation() {
115        enableClipping(false);
116        setAlpha(1f);
117        setTranslationY(mAppearAnimationUtils.getStartTranslation());
118        animate()
119                .setDuration(500)
120                .setInterpolator(mAppearAnimationUtils.getInterpolator())
121                .translationY(0);
122        mAppearAnimationUtils.startAnimation(mViews,
123                new Runnable() {
124                    @Override
125                    public void run() {
126                        enableClipping(true);
127                    }
128                });
129    }
130
131    @Override
132    public boolean startDisappearAnimation(final Runnable finishRunnable) {
133        enableClipping(false);
134        setTranslationY(0);
135        animate()
136                .setDuration(280)
137                .setInterpolator(mDisappearAnimationUtils.getInterpolator())
138                .translationY(mDisappearYTranslation);
139        mDisappearAnimationUtils.startAnimation(mViews,
140                new Runnable() {
141                    @Override
142                    public void run() {
143                        enableClipping(true);
144                        if (finishRunnable != null) {
145                            finishRunnable.run();
146                        }
147                    }
148                });
149        return true;
150    }
151
152    private void enableClipping(boolean enable) {
153        mKeyguardBouncerFrame.setClipToPadding(enable);
154        mKeyguardBouncerFrame.setClipChildren(enable);
155        mRow1.setClipToPadding(enable);
156        mRow2.setClipToPadding(enable);
157        mRow3.setClipToPadding(enable);
158        setClipChildren(enable);
159    }
160
161    @Override
162    public boolean hasOverlappingRendering() {
163        return false;
164    }
165}
166