Zak Cohen
4d35ac3020
Make it possible to set the color of workspace scrim to a different color per state. Motivated by making Overview Scrim and All Apps scrims different colors. Bug: 186253733 Test: Local build and flash Change-Id: Id7c38ce3c9173308eedfcb7592ececa7bd6bf220
68 lines
2.2 KiB
Java
68 lines
2.2 KiB
Java
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3.anim;
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import android.animation.TimeInterpolator;
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import android.util.FloatProperty;
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import android.util.IntProperty;
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import android.view.View;
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/**
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* Utility class for setting a property with or without animation
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*/
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public interface PropertySetter {
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PropertySetter NO_ANIM_PROPERTY_SETTER = new PropertySetter() { };
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/**
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* Sets the view alpha using the provided interpolator.
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* Unlike {@link #setFloat}, this also updates the visibility of the view as alpha changes
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* between zero and non-zero.
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*/
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default void setViewAlpha(View view, float alpha, TimeInterpolator interpolator) {
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if (view != null) {
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view.setAlpha(alpha);
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AlphaUpdateListener.updateVisibility(view);
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}
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}
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/**
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* Sets the background color of the provided view using the provided interpolator.
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*/
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default void setViewBackgroundColor(View view, int color, TimeInterpolator interpolator) {
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if (view != null) {
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view.setBackgroundColor(color);
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}
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}
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/**
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* Updates the float property of the target using the provided interpolator
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*/
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default <T> void setFloat(T target, FloatProperty<T> property, float value,
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TimeInterpolator interpolator) {
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property.setValue(target, value);
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}
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/**
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* Updates the int property of the target using the provided interpolator
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*/
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default <T> void setInt(T target, IntProperty<T> property, int value,
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TimeInterpolator interpolator) {
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property.setValue(target, value);
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}
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}
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