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Commit 5e42ab31 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
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Merge "[Media] Update background gradient scrim to use album theme colors."... 

Merge "[Media] Update background gradient scrim to use album theme colors." into tm-dev am: 64bf097a am: f5179d41

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17896371



Change-Id: I02f41274b7fc4643eb1bb69f0f956421722b5af9
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 70e46b6c f5179d41

packages/SystemUI/src/com/android/keyguard/NumPadAnimator.java

+3 −1
Original line number Diff line number Diff line
@@ -15,6 +15,8 @@ 
 */

package com.android.keyguard;



import static com.android.systemui.util.ColorUtilKt.getPrivateAttrColorIfUnset;



import android.animation.AnimatorSet;

import android.animation.ArgbEvaluator;

import android.animation.ValueAnimator;
@@ -152,7 +154,7 @@ class NumPadAnimator { 


        ContextThemeWrapper ctw = new ContextThemeWrapper(context, mStyle);

        TypedArray a = ctw.obtainStyledAttributes(customAttrs);

        mNormalColor = Utils.getPrivateAttrColorIfUnset(ctw, a, 0, 0,

        mNormalColor = getPrivateAttrColorIfUnset(ctw, a, 0, 0,

                com.android.internal.R.attr.colorSurface);

        mHighlightColor = a.getColor(1, 0);

        a.recycle();

packages/SystemUI/src/com/android/systemui/media/ColorSchemeTransition.kt

+72 −17
Original line number Diff line number Diff line
@@ -21,24 +21,41 @@ import android.animation.ValueAnimator.AnimatorUpdateListener 
import android.animation.ValueAnimator

import android.content.Context

import android.content.res.ColorStateList

import android.graphics.drawable.GradientDrawable

import com.android.internal.R

import com.android.internal.annotations.VisibleForTesting

import com.android.settingslib.Utils

import com.android.systemui.monet.ColorScheme

import com.android.systemui.util.getColorWithAlpha



/**

 * ColorTransition is responsible for managing the animation between two specific colors.

 * A [ColorTransition] is an object that updates the colors of views each time [updateColorScheme]

 * is triggered.

 */

interface ColorTransition {

    fun updateColorScheme(scheme: ColorScheme?)

}



/** A generic implementation of [ColorTransition] so that we can define a factory method. */

open class GenericColorTransition(

   private val applyTheme: (ColorScheme?) -> Unit

) : ColorTransition {

    override fun updateColorScheme(scheme: ColorScheme?) = applyTheme(scheme)

}



/**

 * A [ColorTransition] that animates between two specific colors.

 * It uses a ValueAnimator to execute the animation and interpolate between the source color and

 * the target color.

 *

 * Selection of the target color from the scheme, and application of the interpolated color

 * are delegated to callbacks.

 */

open class ColorTransition(

open class AnimatingColorTransition(

    private val defaultColor: Int,

    private val extractColor: (ColorScheme) -> Int,

    private val applyColor: (Int) -> Unit

) : AnimatorUpdateListener {

) : AnimatorUpdateListener, ColorTransition {



    private val argbEvaluator = ArgbEvaluator()

    private val valueAnimator = buildAnimator()
@@ -53,7 +70,7 @@ open class ColorTransition( 
        applyColor(currentColor)

    }



    fun updateColorScheme(scheme: ColorScheme?) {

    override fun updateColorScheme(scheme: ColorScheme?) {

        val newTargetColor = if (scheme == null) defaultColor else extractColor(scheme)

        if (newTargetColor != targetColor) {

            sourceColor = currentColor
@@ -76,7 +93,9 @@ open class ColorTransition( 
    }

}



typealias ColorTransitionFactory = (Int, (ColorScheme) -> Int, (Int) -> Unit) -> ColorTransition

typealias AnimatingColorTransitionFactory =

            (Int, (ColorScheme) -> Int, (Int) -> Unit) -> AnimatingColorTransition

typealias GenericColorTransitionFactory = ((ColorScheme?) -> Unit) -> GenericColorTransition



/**

 * ColorSchemeTransition constructs a ColorTransition for each color in the scheme
@@ -86,27 +105,26 @@ typealias ColorTransitionFactory = (Int, (ColorScheme) -> Int, (Int) -> Unit) -> 
class ColorSchemeTransition internal constructor(

    private val context: Context,

    mediaViewHolder: MediaViewHolder,

    colorTransitionFactory: ColorTransitionFactory

    animatingColorTransitionFactory: AnimatingColorTransitionFactory,

    genericColorTransitionFactory: GenericColorTransitionFactory

) {

    constructor(context: Context, mediaViewHolder: MediaViewHolder) :

        this(context, mediaViewHolder, ::ColorTransition)

        this(context, mediaViewHolder, ::AnimatingColorTransition, ::GenericColorTransition)



    val bgColor = context.getColor(com.android.systemui.R.color.material_dynamic_secondary95)



    val surfaceColor = colorTransitionFactory(

    val surfaceColor = animatingColorTransitionFactory(

        bgColor,

        ::surfaceFromScheme

    ) { surfaceColor ->

        val colorList = ColorStateList.valueOf(surfaceColor)

        mediaViewHolder.player.backgroundTintList = colorList

        mediaViewHolder.albumView.foregroundTintList = colorList

        mediaViewHolder.albumView.backgroundTintList = colorList

        mediaViewHolder.seamlessIcon.imageTintList = colorList

        mediaViewHolder.seamlessText.setTextColor(surfaceColor)

        mediaViewHolder.gutsViewHolder.setSurfaceColor(surfaceColor)

    }



    val accentPrimary = colorTransitionFactory(

    val accentPrimary = animatingColorTransitionFactory(

        loadDefaultColor(R.attr.textColorPrimary),

        ::accentPrimaryFromScheme

    ) { accentPrimary ->
@@ -116,7 +134,7 @@ class ColorSchemeTransition internal constructor( 
        mediaViewHolder.gutsViewHolder.setAccentPrimaryColor(accentPrimary)

    }



    val textPrimary = colorTransitionFactory(

    val textPrimary = animatingColorTransitionFactory(

        loadDefaultColor(R.attr.textColorPrimary),

        ::textPrimaryFromScheme

    ) { textPrimary ->
@@ -132,28 +150,65 @@ class ColorSchemeTransition internal constructor( 
        mediaViewHolder.gutsViewHolder.setTextPrimaryColor(textPrimary)

    }



    val textPrimaryInverse = colorTransitionFactory(

    val textPrimaryInverse = animatingColorTransitionFactory(

        loadDefaultColor(R.attr.textColorPrimaryInverse),

        ::textPrimaryInverseFromScheme

    ) { textPrimaryInverse ->

        mediaViewHolder.actionPlayPause.imageTintList = ColorStateList.valueOf(textPrimaryInverse)

    }



    val textSecondary = colorTransitionFactory(

    val textSecondary = animatingColorTransitionFactory(

        loadDefaultColor(R.attr.textColorSecondary),

        ::textSecondaryFromScheme

    ) { textSecondary -> mediaViewHolder.artistText.setTextColor(textSecondary) }



    val textTertiary = colorTransitionFactory(

    val textTertiary = animatingColorTransitionFactory(

        loadDefaultColor(R.attr.textColorTertiary),

        ::textTertiaryFromScheme

    ) { textTertiary ->

        mediaViewHolder.seekBar.progressBackgroundTintList = ColorStateList.valueOf(textTertiary)

    }



    // Note: This background gradient currently doesn't animate between colors.

    val backgroundGradient = genericColorTransitionFactory { scheme ->

        val defaultTintColor = ColorStateList.valueOf(bgColor)

        if (scheme == null) {

            mediaViewHolder.albumView.foregroundTintList = defaultTintColor

            mediaViewHolder.albumView.backgroundTintList = defaultTintColor

            return@genericColorTransitionFactory

        }



        // If there's no album art, just hide the gradient so we show the solid background.

        val showGradient = mediaViewHolder.albumView.drawable != null

        val startColor = getColorWithAlpha(

            backgroundStartFromScheme(scheme),

            alpha = if (showGradient) .25f else 0f

        )

        val endColor = getColorWithAlpha(

            backgroundEndFromScheme(scheme),

            alpha = if (showGradient) .90f else 0f

        )

        val gradientColors = intArrayOf(startColor, endColor)



        val foregroundGradient = mediaViewHolder.albumView.foreground.mutate()

        if (foregroundGradient is GradientDrawable) {

            foregroundGradient.colors = gradientColors

        }

        val backgroundGradient = mediaViewHolder.albumView.background.mutate()

        if (backgroundGradient is GradientDrawable) {

            backgroundGradient.colors = gradientColors

        }

    }



    val colorTransitions = arrayOf(

        surfaceColor, accentPrimary, textPrimary,

        textPrimaryInverse, textSecondary, textTertiary)

        surfaceColor,

        accentPrimary,

        textPrimary,

        textPrimaryInverse,

        textSecondary,

        textTertiary,

        backgroundGradient

    )



    private fun loadDefaultColor(id: Int): Int {

        return Utils.getColorAttr(context, id).defaultColor

packages/SystemUI/src/com/android/systemui/media/MediaColorSchemes.kt

+6 −0
Original line number Diff line number Diff line
@@ -35,3 +35,9 @@ internal fun textSecondaryFromScheme(scheme: ColorScheme) = scheme.neutral2[3] / 


/** Returns the tertiary text color for media controls based on the scheme. */

internal fun textTertiaryFromScheme(scheme: ColorScheme) = scheme.neutral2[5] // N2-400



/** Returns the color for the start of the background gradient based on the scheme. */

internal fun backgroundStartFromScheme(scheme: ColorScheme) = scheme.accent2[8] // A2-700



/** Returns the color for the end of the background gradient based on the scheme. */

internal fun backgroundEndFromScheme(scheme: ColorScheme) = scheme.accent1[8] // A1-700

packages/SystemUI/src/com/android/systemui/statusbar/LightRevealScrim.kt

+3 −10
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ import android.util.MathUtils.lerp 
import android.view.View

import com.android.systemui.animation.Interpolators

import com.android.systemui.statusbar.LightRevealEffect.Companion.getPercentPastThreshold

import com.android.systemui.util.getColorWithAlpha

import java.util.function.Consumer



/**
@@ -367,7 +368,7 @@ class LightRevealScrim(context: Context?, attrs: AttributeSet?) : View(context, 
        }



        if (startColorAlpha > 0f) {

            canvas.drawColor(updateColorAlpha(revealGradientEndColor, startColorAlpha))

            canvas.drawColor(getColorWithAlpha(revealGradientEndColor, startColorAlpha))

        }



        with(shaderGradientMatrix) {
@@ -383,15 +384,7 @@ class LightRevealScrim(context: Context?, attrs: AttributeSet?) : View(context, 


    private fun setPaintColorFilter() {

        gradientPaint.colorFilter = PorterDuffColorFilter(

            updateColorAlpha(revealGradientEndColor, revealGradientEndColorAlpha),

            getColorWithAlpha(revealGradientEndColor, revealGradientEndColorAlpha),

            PorterDuff.Mode.MULTIPLY)

    }



    private fun updateColorAlpha(color: Int, alpha: Float): Int =

        Color.argb(

            (alpha * 255).toInt(),

            Color.red(color),

            Color.green(color),

            Color.blue(color)

        )

}
 
 No newline at end of file

packages/SystemUI/src/com/android/systemui/util/ColorUtil.kt

0 → 100644
+53 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2022 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.util



import android.content.res.TypedArray

import android.graphics.Color

import android.view.ContextThemeWrapper



/** Returns an ARGB color version of [color] at the given [alpha]. */

fun getColorWithAlpha(color: Int, alpha: Float): Int =

    Color.argb(

        (alpha * 255).toInt(),

        Color.red(color),

        Color.green(color),

        Color.blue(color)

    )





/**

 * Returns the color provided at the specified {@param attrIndex} in {@param a} if it exists,

 * otherwise, returns the color from the private attribute {@param privAttrId}.

 */

fun getPrivateAttrColorIfUnset(

    ctw: ContextThemeWrapper, attrArray: TypedArray,

    attrIndex: Int, defColor: Int, privAttrId: Int

): Int {

    // If the index is specified, use that value

    var a = attrArray

    if (a.hasValue(attrIndex)) {

        return a.getColor(attrIndex, defColor)

    }



    // Otherwise fallback to the value of the private attribute

    val customAttrs = intArrayOf(privAttrId)

    a = ctw.obtainStyledAttributes(customAttrs)

    val color = a.getColor(0, defColor)

    a.recycle()

    return color

}