packages/Keyguard/src/com/android/keyguard/KeyguardPINView.java

   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
  17 package com.android.keyguard;
  18
  19 import android.animation.Animator;
  20 import android.animation.ObjectAnimator;
  21 import android.content.Context;
  22 import android.util.AttributeSet;
  23 import android.view.RenderNode;
  24 import android.view.RenderNodeAnimator;
  25 import android.view.View;
  26 import android.view.ViewGroup;
  27 import android.view.animation.AnimationUtils;
  28
  29 import com.android.settingslib.animation.AppearAnimationUtils;
  30 import com.android.settingslib.animation.DisappearAnimationUtils;
  31
  32 /**
  33  * Displays a PIN pad for unlocking.
  34  */
  35 public class KeyguardPINView extends KeyguardPinBasedInputView {
  36
  37     private final AppearAnimationUtils mAppearAnimationUtils;
  38     private final DisappearAnimationUtils mDisappearAnimationUtils;
  39     private final DisappearAnimationUtils mDisappearAnimationUtilsLocked;
  40     private ViewGroup mContainer;
  41     private ViewGroup mRow0;
  42     private ViewGroup mRow1;
  43     private ViewGroup mRow2;
  44     private ViewGroup mRow3;
  45     private View mDivider;
  46     private int mDisappearYTranslation;
  47     private View[][] mViews;
  48     private final KeyguardUpdateMonitor mKeyguardUpdateMonitor;
  49
  50     public KeyguardPINView(Context context) {
  51         this(context, null);
  52     }
  53
  54     public KeyguardPINView(Context context, AttributeSet attrs) {
  55         super(context, attrs);
  56         mAppearAnimationUtils = new AppearAnimationUtils(context);
  57         mDisappearAnimationUtils = new DisappearAnimationUtils(context,
  58                 125, 0.6f /* translationScale */,
  59                 0.45f /* delayScale */, AnimationUtils.loadInterpolator(
  60                         mContext, android.R.interpolator.fast_out_linear_in));
  61         mDisappearAnimationUtilsLocked = new DisappearAnimationUtils(context,
  62                 (long) (125 * KeyguardPatternView.DISAPPEAR_MULTIPLIER_LOCKED),
  63                 0.6f /* translationScale */,
  64                 0.45f /* delayScale */, AnimationUtils.loadInterpolator(
  65                         mContext, android.R.interpolator.fast_out_linear_in));
  66         mDisappearYTranslation = getResources().getDimensionPixelSize(
  67                 R.dimen.disappear_y_translation);
  68         mKeyguardUpdateMonitor = KeyguardUpdateMonitor.getInstance(context);
  69     }
  70
  71     @Override
  72     protected void resetState() {
  73         super.resetState();
  74         mSecurityMessageDisplay.setMessage(R.string.kg_pin_instructions, false);
  75     }
  76
  77     @Override
  78     protected int getPasswordTextViewId() {
  79         return R.id.pinEntry;
  80     }
  81
  82     @Override
  83     protected void onFinishInflate() {
  84         super.onFinishInflate();
  85
  86         mContainer = (ViewGroup) findViewById(R.id.container);
  87         mRow0 = (ViewGroup) findViewById(R.id.row0);
  88         mRow1 = (ViewGroup) findViewById(R.id.row1);
  89         mRow2 = (ViewGroup) findViewById(R.id.row2);
  90         mRow3 = (ViewGroup) findViewById(R.id.row3);
  91         mDivider = findViewById(R.id.divider);
  92         mViews = new View[][]{
  93                 new View[]{
  94                         mRow0, null, null
  95                 },
  96                 new View[]{
  97                         findViewById(R.id.key1), findViewById(R.id.key2),
  98                         findViewById(R.id.key3)
  99                 },
 100                 new View[]{
 101                         findViewById(R.id.key4), findViewById(R.id.key5),
 102                         findViewById(R.id.key6)
 103                 },
 104                 new View[]{
 105                         findViewById(R.id.key7), findViewById(R.id.key8),
 106                         findViewById(R.id.key9)
 107                 },
 108                 new View[]{
 109                         null, findViewById(R.id.key0), findViewById(R.id.key_enter)
 110                 },
 111                 new View[]{
 112                         null, mEcaView, null
 113                 }};
 114     }
 115
 116     @Override
 117     public void showUsabilityHint() {
 118     }
 119
 120     @Override
 121     public int getWrongPasswordStringId() {
 122         return R.string.kg_wrong_pin;
 123     }
 124
 125     @Override
 126     public void startAppearAnimation() {
 127         enableClipping(false);
 128         setAlpha(1f);
 129         setTranslationY(mAppearAnimationUtils.getStartTranslation());
 130         AppearAnimationUtils.startTranslationYAnimation(this, 0 /* delay */, 500 /* duration */,
 131                 0, mAppearAnimationUtils.getInterpolator());
 132         mAppearAnimationUtils.startAnimation2d(mViews,
 133                 new Runnable() {
 134                     @Override
 135                     public void run() {
 136                         enableClipping(true);
 137                     }
 138                 });
 139     }
 140
 141     @Override
 142     public boolean startDisappearAnimation(final Runnable finishRunnable) {
 143         enableClipping(false);
 144         setTranslationY(0);
 145         AppearAnimationUtils.startTranslationYAnimation(this, 0 /* delay */, 280 /* duration */,
 146                 mDisappearYTranslation, mDisappearAnimationUtils.getInterpolator());
 147         DisappearAnimationUtils disappearAnimationUtils = mKeyguardUpdateMonitor.isUserUnlocked()
 148                 ? mDisappearAnimationUtils
 149                 : mDisappearAnimationUtilsLocked;
 150         disappearAnimationUtils.startAnimation2d(mViews,
 151                 new Runnable() {
 152                     @Override
 153                     public void run() {
 154                         enableClipping(true);
 155                         if (finishRunnable != null) {
 156                             finishRunnable.run();
 157                         }
 158                     }
 159                 });
 160         return true;
 161     }
 162
 163     private void enableClipping(boolean enable) {
 164         mContainer.setClipToPadding(enable);
 165         mContainer.setClipChildren(enable);
 166         mRow1.setClipToPadding(enable);
 167         mRow2.setClipToPadding(enable);
 168         mRow3.setClipToPadding(enable);
 169         setClipChildren(enable);
 170     }
 171
 172     @Override
 173     public boolean hasOverlappingRendering() {
 174         return false;
 175     }
 176 }