Merge branch 'android14-release' into 14-dev
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/*
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* Copyright (C) 2018 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.systemui.plugins;
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import android.graphics.Color;
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import android.graphics.Rect;
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import android.view.View;
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import android.widget.ImageView;
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import com.android.systemui.plugins.DarkIconDispatcher.DarkReceiver;
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import com.android.systemui.plugins.annotations.DependsOn;
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import com.android.systemui.plugins.annotations.ProvidesInterface;
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import java.util.ArrayList;
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import java.util.Collection;
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/**
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* Dispatches events to {@link DarkReceiver}s about changes in darkness, tint area and dark
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* intensity. Accessible through {@link PluginDependency}
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*/
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@ProvidesInterface(version = DarkIconDispatcher.VERSION)
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@DependsOn(target = DarkReceiver.class)
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public interface DarkIconDispatcher {
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int VERSION = 2;
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/**
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* Sets the dark area so {@link #applyDark} only affects the icons in the specified area.
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*
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* @param r the areas in which icons should change its tint, in logical screen
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* coordinates
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*/
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void setIconsDarkArea(ArrayList<Rect> r);
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/**
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* Adds a receiver to receive callbacks onDarkChanged
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*/
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void addDarkReceiver(DarkReceiver receiver);
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/**
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* Adds a receiver to receive callbacks onDarkChanged
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*/
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void addDarkReceiver(ImageView imageView);
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/**
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* Must have been previously been added through one of the addDarkReceive methods above.
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*/
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void removeDarkReceiver(DarkReceiver object);
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/**
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* Must have been previously been added through one of the addDarkReceive methods above.
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*/
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void removeDarkReceiver(ImageView object);
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/**
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* Used to reapply darkness on an object, must have previously been added through
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* addDarkReceiver.
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*/
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void applyDark(DarkReceiver object);
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int DEFAULT_ICON_TINT = Color.WHITE;
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Rect sTmpRect = new Rect();
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int[] sTmpInt2 = new int[2];
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/**
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* @return the tint to apply to view depending on the desired tint color and
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* the screen tintArea in which to apply that tint
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*/
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static int getTint(Collection<Rect> tintAreas, View view, int color) {
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if (isInAreas(tintAreas, view)) {
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return color;
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} else {
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return DEFAULT_ICON_TINT;
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}
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}
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/**
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* @return true if more than half of the view area are in any of the given
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* areas, false otherwise
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*/
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static boolean isInAreas(Collection<Rect> areas, View view) {
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if (areas.isEmpty()) {
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return true;
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}
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for (Rect area : areas) {
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if (isInArea(area, view)) {
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return true;
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}
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}
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return false;
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}
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/**
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* @return true if more than half of the view area are in area, false
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* otherwise
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*/
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static boolean isInArea(Rect area, View view) {
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if (area.isEmpty()) {
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return true;
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}
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sTmpRect.set(area);
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view.getLocationOnScreen(sTmpInt2);
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int left = sTmpInt2[0];
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int intersectStart = Math.max(left, area.left);
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int intersectEnd = Math.min(left + view.getWidth(), area.right);
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int intersectAmount = Math.max(0, intersectEnd - intersectStart);
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boolean coversFullStatusBar = area.top <= 0;
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boolean majorityOfWidth = 2 * intersectAmount > view.getWidth();
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return majorityOfWidth && coversFullStatusBar;
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}
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/**
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* Receives a callback on darkness changes
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*/
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@ProvidesInterface(version = DarkReceiver.VERSION)
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interface DarkReceiver {
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int VERSION = 2;
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void onDarkChanged(ArrayList<Rect> areas, float darkIntensity, int tint);
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}
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}
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