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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.systemui.toast
import android.animation.ObjectAnimator
import android.view.View
import android.view.animation.LinearInterpolator
import android.view.animation.PathInterpolator
import android.animation.AnimatorSet
class ToastDefaultAnimation {
/**
* sum of the in and out animation durations cannot exceed
* [com.android.server.policy.PhoneWindowManager.TOAST_WINDOW_ANIM_BUFFER] to prevent the toast
* window from being removed before animations are completed
*/
companion object {
// total duration shouldn't exceed NotificationManagerService's delay for "in" animation
fun toastIn(view: View): AnimatorSet? {
val icon: View? = view.findViewById(com.android.systemui.R.id.icon)
val text: View? = view.findViewById(com.android.systemui.R.id.text)
if (icon == null || text == null) {
return null
}
val linearInterp = LinearInterpolator()
val scaleInterp = PathInterpolator(0f, 0f, 0f, 1f)
val sX = ObjectAnimator.ofFloat(view, "scaleX", 0.9f, 1f).apply {
interpolator = scaleInterp
duration = 333
}
val sY = ObjectAnimator.ofFloat(view, "scaleY", 0.9f, 1f).apply {
interpolator = scaleInterp
duration = 333
}
val vA = ObjectAnimator.ofFloat(view, "alpha", 0f, 1f).apply {
interpolator = linearInterp
duration = 66
}
text.alpha = 0f // Set now otherwise won't apply until start delay
val tA = ObjectAnimator.ofFloat(text, "alpha", 0f, 1f).apply {
interpolator = linearInterp
duration = 283
startDelay = 50
}
icon.alpha = 0f // Set now otherwise won't apply until start delay
val iA = ObjectAnimator.ofFloat(icon, "alpha", 0f, 1f).apply {
interpolator = linearInterp
duration = 283
startDelay = 50
}
return AnimatorSet().apply {
playTogether(sX, sY, vA, tA, iA)
}
}
fun toastOut(view: View): AnimatorSet? {
// total duration shouldn't exceed NotificationManagerService's delay for "out" anim
val icon: View? = view.findViewById(com.android.systemui.R.id.icon)
val text: View? = view.findViewById(com.android.systemui.R.id.text)
if (icon == null || text == null) {
return null
}
val linearInterp = LinearInterpolator()
val scaleInterp = PathInterpolator(0.3f, 0f, 1f, 1f)
val viewScaleX = ObjectAnimator.ofFloat(view, "scaleX", 1f, 0.9f).apply {
interpolator = scaleInterp
duration = 250
}
val viewScaleY = ObjectAnimator.ofFloat(view, "scaleY", 1f, 0.9f).apply {
interpolator = scaleInterp
duration = 250
}
val viewElevation = ObjectAnimator.ofFloat(view, "elevation",
view.elevation, 0f).apply {
interpolator = linearInterp
duration = 40
startDelay = 150
}
val viewAlpha = ObjectAnimator.ofFloat(view, "alpha", 1f, 0f).apply {
interpolator = linearInterp
duration = 100
startDelay = 150
}
val textAlpha = ObjectAnimator.ofFloat(text, "alpha", 1f, 0f).apply {
interpolator = linearInterp
duration = 166
}
val iconAlpha = ObjectAnimator.ofFloat(icon, "alpha", 1f, 0f).apply {
interpolator = linearInterp
duration = 166
}
return AnimatorSet().apply {
playTogether(
viewScaleX,
viewScaleY,
viewElevation,
viewAlpha,
textAlpha,
iconAlpha)
}
}
}
}
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