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 package com.android.systemui.statusbar.phone; 17 18 import android.animation.Animator; 19 import android.animation.Animator.AnimatorListener; 20 import android.animation.ObjectAnimator; 21 import android.content.Context; 22 import android.graphics.drawable.RippleDrawable; 23 import android.os.Handler; 24 import android.os.Message; 25 import android.util.AttributeSet; 26 import android.view.MotionEvent; 27 import android.view.View; 28 import android.view.ViewConfiguration; 29 import android.view.animation.Animation; 30 import android.view.animation.AnimationUtils; 31 32 import com.android.keyguard.AlphaOptimizedImageButton; 33 34 public class SettingsButton extends AlphaOptimizedImageButton { 35 36 private static final long LONG_PRESS_LENGTH = 1000; 37 private static final long ACCEL_LENGTH = 750; 38 private static final long FULL_SPEED_LENGTH = 375; 39 private static final long RUN_DURATION = 350; 40 41 private boolean mUpToSpeed; 42 private ObjectAnimator mAnimator; 43 44 private float mSlop; 45 SettingsButton(Context context, AttributeSet attrs)46 public SettingsButton(Context context, AttributeSet attrs) { 47 super(context, attrs); 48 mSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop(); 49 } 50 isAnimating()51 public boolean isAnimating() { 52 return mAnimator != null && mAnimator.isRunning(); 53 } 54 isTunerClick()55 public boolean isTunerClick() { 56 return mUpToSpeed; 57 } 58 59 @Override onTouchEvent(MotionEvent event)60 public boolean onTouchEvent(MotionEvent event) { 61 switch (event.getActionMasked()) { 62 case MotionEvent.ACTION_DOWN: 63 postDelayed(mLongPressCallback, LONG_PRESS_LENGTH); 64 break; 65 case MotionEvent.ACTION_UP: 66 if (mUpToSpeed) { 67 startExitAnimation(); 68 } else { 69 cancelLongClick(); 70 } 71 break; 72 case MotionEvent.ACTION_CANCEL: 73 cancelLongClick(); 74 break; 75 case MotionEvent.ACTION_MOVE: 76 float x = event.getX(); 77 float y = event.getY(); 78 if ((x < -mSlop) || (y < -mSlop) || (x > getWidth() + mSlop) 79 || (y > getHeight() + mSlop)) { 80 cancelLongClick(); 81 } 82 break; 83 } 84 return super.onTouchEvent(event); 85 } 86 cancelLongClick()87 private void cancelLongClick() { 88 cancelAnimation(); 89 mUpToSpeed = false; 90 removeCallbacks(mLongPressCallback); 91 } 92 cancelAnimation()93 private void cancelAnimation() { 94 if (mAnimator != null) { 95 mAnimator.removeAllListeners(); 96 mAnimator.cancel(); 97 mAnimator = null; 98 } 99 } 100 startExitAnimation()101 private void startExitAnimation() { 102 animate() 103 .translationX(((View) getParent().getParent()).getWidth() - getX()) 104 .alpha(0) 105 .setDuration(RUN_DURATION) 106 .setInterpolator(AnimationUtils.loadInterpolator(mContext, 107 android.R.interpolator.accelerate_cubic)) 108 .setListener(new AnimatorListener() { 109 @Override 110 public void onAnimationStart(Animator animation) { 111 } 112 113 @Override 114 public void onAnimationRepeat(Animator animation) { 115 } 116 117 @Override 118 public void onAnimationEnd(Animator animation) { 119 setAlpha(1f); 120 setTranslationX(0); 121 cancelLongClick(); 122 } 123 124 @Override 125 public void onAnimationCancel(Animator animation) { 126 } 127 }) 128 .start(); 129 } 130 startAccelSpin()131 protected void startAccelSpin() { 132 cancelAnimation(); 133 mAnimator = ObjectAnimator.ofFloat(this, View.ROTATION, 0, 360); 134 mAnimator.setInterpolator(AnimationUtils.loadInterpolator(mContext, 135 android.R.interpolator.accelerate_quad)); 136 mAnimator.setDuration(ACCEL_LENGTH); 137 mAnimator.addListener(new AnimatorListener() { 138 @Override 139 public void onAnimationStart(Animator animation) { 140 } 141 142 @Override 143 public void onAnimationRepeat(Animator animation) { 144 } 145 146 @Override 147 public void onAnimationEnd(Animator animation) { 148 startContinuousSpin(); 149 } 150 151 @Override 152 public void onAnimationCancel(Animator animation) { 153 } 154 }); 155 mAnimator.start(); 156 } 157 startContinuousSpin()158 protected void startContinuousSpin() { 159 cancelAnimation(); 160 mUpToSpeed = true; 161 mAnimator = ObjectAnimator.ofFloat(this, View.ROTATION, 0, 360); 162 mAnimator.setInterpolator(AnimationUtils.loadInterpolator(mContext, 163 android.R.interpolator.linear)); 164 mAnimator.setDuration(FULL_SPEED_LENGTH); 165 mAnimator.setRepeatCount(Animation.INFINITE); 166 mAnimator.start(); 167 } 168 169 private final Runnable mLongPressCallback = new Runnable() { 170 @Override 171 public void run() { 172 startAccelSpin(); 173 } 174 }; 175 } 176