Joshua Tsuji | 4accf598 | 2019-04-22 17:36:11 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 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.systemui.bubbles; |
| 18 | |
| 19 | import static android.view.ViewGroup.LayoutParams.MATCH_PARENT; |
| 20 | |
| 21 | import android.content.Context; |
| 22 | import android.graphics.drawable.Drawable; |
| 23 | import android.view.Gravity; |
| 24 | import android.view.LayoutInflater; |
| 25 | import android.view.View; |
| 26 | import android.view.animation.AccelerateDecelerateInterpolator; |
| 27 | import android.widget.FrameLayout; |
| 28 | import android.widget.ImageView; |
| 29 | import android.widget.LinearLayout; |
| 30 | import android.widget.TextView; |
| 31 | |
| 32 | import androidx.dynamicanimation.animation.DynamicAnimation; |
| 33 | import androidx.dynamicanimation.animation.SpringAnimation; |
| 34 | import androidx.dynamicanimation.animation.SpringForce; |
| 35 | |
| 36 | import com.android.systemui.R; |
| 37 | |
| 38 | /** Dismiss view that contains a scrim gradient, as well as a dismiss icon, text, and circle. */ |
| 39 | public class BubbleDismissView extends FrameLayout { |
| 40 | /** Duration for animations involving the dismiss target text/icon/gradient. */ |
| 41 | private static final int DISMISS_TARGET_ANIMATION_BASE_DURATION = 150; |
| 42 | |
| 43 | private View mDismissGradient; |
| 44 | |
| 45 | private LinearLayout mDismissTarget; |
| 46 | private ImageView mDismissIcon; |
| 47 | private TextView mDismissText; |
| 48 | private View mDismissCircle; |
| 49 | |
| 50 | private SpringAnimation mDismissTargetAlphaSpring; |
| 51 | private SpringAnimation mDismissTargetVerticalSpring; |
| 52 | |
| 53 | public BubbleDismissView(Context context) { |
| 54 | super(context); |
| 55 | setVisibility(GONE); |
| 56 | |
| 57 | mDismissGradient = new FrameLayout(mContext); |
| 58 | |
| 59 | FrameLayout.LayoutParams gradientParams = |
| 60 | new FrameLayout.LayoutParams(MATCH_PARENT, MATCH_PARENT); |
| 61 | gradientParams.gravity = Gravity.BOTTOM; |
| 62 | mDismissGradient.setLayoutParams(gradientParams); |
| 63 | |
| 64 | Drawable gradient = mContext.getResources().getDrawable(R.drawable.pip_dismiss_scrim); |
| 65 | gradient.setAlpha((int) (255 * 0.85f)); |
| 66 | mDismissGradient.setBackground(gradient); |
| 67 | |
| 68 | mDismissGradient.setVisibility(GONE); |
| 69 | addView(mDismissGradient); |
| 70 | |
| 71 | LayoutInflater.from(context).inflate(R.layout.bubble_dismiss_target, this, true); |
| 72 | mDismissTarget = findViewById(R.id.bubble_dismiss_icon_container); |
| 73 | mDismissIcon = findViewById(R.id.bubble_dismiss_close_icon); |
| 74 | mDismissText = findViewById(R.id.bubble_dismiss_text); |
| 75 | mDismissCircle = findViewById(R.id.bubble_dismiss_circle); |
| 76 | |
| 77 | // Set up the basic target area animations. These are very simple animations that don't need |
| 78 | // fancy interpolators. |
| 79 | final AccelerateDecelerateInterpolator interpolator = |
| 80 | new AccelerateDecelerateInterpolator(); |
| 81 | mDismissGradient.animate() |
| 82 | .setDuration(DISMISS_TARGET_ANIMATION_BASE_DURATION) |
| 83 | .setInterpolator(interpolator); |
| 84 | mDismissText.animate() |
| 85 | .setDuration(DISMISS_TARGET_ANIMATION_BASE_DURATION) |
| 86 | .setInterpolator(interpolator); |
| 87 | mDismissIcon.animate() |
| 88 | .setDuration(DISMISS_TARGET_ANIMATION_BASE_DURATION) |
| 89 | .setInterpolator(interpolator); |
| 90 | mDismissCircle.animate() |
| 91 | .setDuration(DISMISS_TARGET_ANIMATION_BASE_DURATION / 2) |
| 92 | .setInterpolator(interpolator); |
| 93 | |
| 94 | mDismissTargetAlphaSpring = |
| 95 | new SpringAnimation(mDismissTarget, DynamicAnimation.ALPHA) |
| 96 | .setSpring(new SpringForce() |
| 97 | .setStiffness(SpringForce.STIFFNESS_LOW) |
| 98 | .setDampingRatio(SpringForce.DAMPING_RATIO_LOW_BOUNCY)); |
| 99 | mDismissTargetVerticalSpring = |
| 100 | new SpringAnimation(mDismissTarget, DynamicAnimation.TRANSLATION_Y) |
| 101 | .setSpring(new SpringForce() |
| 102 | .setStiffness(SpringForce.STIFFNESS_MEDIUM) |
| 103 | .setDampingRatio(SpringForce.DAMPING_RATIO_LOW_BOUNCY)); |
| 104 | |
| 105 | mDismissTargetAlphaSpring.addEndListener((anim, canceled, alpha, velocity) -> { |
| 106 | // Since DynamicAnimations end when they're 'nearly' done, we can't rely on alpha being |
| 107 | // exactly zero when this listener is triggered. However, if it's less than 50% we can |
| 108 | // safely assume it was animating out rather than in. |
| 109 | if (alpha < 0.5f) { |
| 110 | // If the alpha spring was animating the view out, set it to GONE when it's done. |
| 111 | setVisibility(GONE); |
| 112 | } |
| 113 | }); |
| 114 | } |
| 115 | |
| 116 | /** Springs in the dismiss target and fades in the gradient. */ |
| 117 | void springIn() { |
| 118 | setVisibility(View.VISIBLE); |
| 119 | |
| 120 | // Fade in the dismiss target (icon + text). |
| 121 | mDismissTarget.setAlpha(0f); |
| 122 | mDismissTargetAlphaSpring.animateToFinalPosition(1f); |
| 123 | |
| 124 | // Spring up the dismiss target (icon + text). |
| 125 | mDismissTarget.setTranslationY(mDismissTarget.getHeight() / 2f); |
| 126 | mDismissTargetVerticalSpring.animateToFinalPosition(0); |
| 127 | |
| 128 | // Fade in the gradient. |
| 129 | mDismissGradient.setVisibility(VISIBLE); |
| 130 | mDismissGradient.animate().alpha(1f); |
| 131 | |
| 132 | // Make sure the dismiss elements are in the separated position (in case we hid the target |
| 133 | // while they were condensed to cover the bubbles being in the target). |
| 134 | mDismissIcon.setAlpha(1f); |
| 135 | mDismissIcon.setScaleX(1f); |
| 136 | mDismissIcon.setScaleY(1f); |
| 137 | mDismissIcon.setTranslationX(0f); |
| 138 | mDismissText.setAlpha(1f); |
| 139 | mDismissText.setTranslationX(0f); |
| 140 | } |
| 141 | |
| 142 | /** Springs out the dismiss target and fades out the gradient. */ |
| 143 | void springOut() { |
| 144 | // Fade out the target. |
| 145 | mDismissTargetAlphaSpring.animateToFinalPosition(0f); |
| 146 | |
| 147 | // Spring the target down a bit. |
| 148 | mDismissTargetVerticalSpring.animateToFinalPosition(mDismissTarget.getHeight() / 2f); |
| 149 | |
| 150 | // Fade out the gradient and then set it to GONE so it's not in the SBV hierarchy. |
| 151 | mDismissGradient.animate().alpha(0f).withEndAction( |
| 152 | () -> mDismissGradient.setVisibility(GONE)); |
| 153 | |
| 154 | // Pop out the dismiss circle. |
| 155 | mDismissCircle.animate().alpha(0f).scaleX(1.2f).scaleY(1.2f); |
| 156 | } |
| 157 | |
| 158 | /** |
| 159 | * Encircles the center of the dismiss target, pulling the X towards the center and hiding the |
| 160 | * text. |
| 161 | */ |
| 162 | void animateEncircleCenterWithX(boolean encircle) { |
| 163 | // Pull the text towards the center if we're encircling (it'll be faded out, leaving only |
| 164 | // the X icon over the bubbles), or back to normal if we're un-encircling. |
| 165 | final float textTranslation = encircle |
| 166 | ? -mDismissIcon.getWidth() / 4f |
| 167 | : 0f; |
| 168 | |
| 169 | // Center the icon if we're encircling, or put it back to normal if not. |
| 170 | final float iconTranslation = encircle |
| 171 | ? mDismissTarget.getWidth() / 2f |
| 172 | - mDismissIcon.getWidth() / 2f |
| 173 | - mDismissIcon.getLeft() |
| 174 | : 0f; |
| 175 | |
| 176 | // Fade in/out the text and translate it. |
| 177 | mDismissText.animate() |
| 178 | .alpha(encircle ? 0f : 1f) |
| 179 | .translationX(textTranslation); |
| 180 | |
| 181 | mDismissIcon.animate() |
| 182 | .setDuration(150) |
| 183 | .translationX(iconTranslation); |
| 184 | |
| 185 | // Fade out the gradient if we're encircling (the bubbles will 'absorb' it by darkening |
| 186 | // themselves). |
| 187 | mDismissGradient.animate() |
| 188 | .alpha(encircle ? 0f : 1f); |
| 189 | |
| 190 | // Prepare the circle to be 'dropped in'. |
| 191 | if (encircle) { |
| 192 | mDismissCircle.setAlpha(0f); |
| 193 | mDismissCircle.setScaleX(1.2f); |
| 194 | mDismissCircle.setScaleY(1.2f); |
| 195 | } |
| 196 | |
| 197 | // Drop in the circle, or pull it back up. |
| 198 | mDismissCircle.animate() |
| 199 | .alpha(encircle ? 1f : 0f) |
| 200 | .scaleX(encircle ? 1f : 0f) |
| 201 | .scaleY(encircle ? 1f : 0f); |
| 202 | } |
| 203 | |
| 204 | /** Animates the circle and the centered icon out. */ |
| 205 | void animateEncirclingCircleDisappearance() { |
| 206 | // Pop out the dismiss icon and circle. |
| 207 | mDismissIcon.animate() |
| 208 | .setDuration(50) |
| 209 | .scaleX(0.9f) |
| 210 | .scaleY(0.9f) |
| 211 | .alpha(0f); |
| 212 | mDismissCircle.animate() |
| 213 | .scaleX(0.9f) |
| 214 | .scaleY(0.9f) |
| 215 | .alpha(0f); |
| 216 | } |
| 217 | |
| 218 | /** Returns the Y value of the center of the dismiss target. */ |
| 219 | float getDismissTargetCenterY() { |
| 220 | return getTop() + mDismissTarget.getTop() + mDismissTarget.getHeight() / 2f; |
| 221 | } |
| 222 | |
| 223 | /** Returns the dismiss target, which contains the text/icon and any added padding. */ |
| 224 | View getDismissTarget() { |
| 225 | return mDismissTarget; |
| 226 | } |
| 227 | } |