Brian Isganitis
748094b185
Persistent taskbar background is always dark regardless of device theme, so we should make the icon always light for now. Test: Manual Fix: 262837720 Change-Id: I8f66af874e07f68e1943245e9cd49c3b3107915f
105 lines
3.4 KiB
Java
105 lines
3.4 KiB
Java
/*
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* Copyright (C) 2022 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.views;
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import android.annotation.TargetApi;
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import android.content.Context;
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import android.content.res.ColorStateList;
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import android.content.res.TypedArray;
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import android.graphics.Bitmap;
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import android.graphics.BlendMode;
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import android.graphics.BlendModeColorFilter;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Rect;
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import android.graphics.drawable.ColorDrawable;
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import android.graphics.drawable.Drawable;
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import android.os.Build;
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import android.util.AttributeSet;
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import androidx.annotation.ColorInt;
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import com.android.launcher3.BubbleTextView;
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import com.android.launcher3.icons.BaseIconFactory;
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import com.android.launcher3.icons.FastBitmapDrawable;
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import com.android.launcher3.icons.LauncherIcons;
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/**
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* Button in Taskbar that shows a tinted background and foreground.
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*/
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public class IconButtonView extends BubbleTextView {
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private static final int[] ATTRS = {android.R.attr.icon};
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public IconButtonView(Context context) {
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this(context, null);
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}
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public IconButtonView(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public IconButtonView(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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TypedArray a = context.obtainStyledAttributes(attrs, ATTRS, defStyle, 0);
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Drawable fg = a.getDrawable(0);
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a.recycle();
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ColorStateList tintList = getBackgroundTintList();
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int tint = tintList == null ? Color.WHITE : tintList.getDefaultColor();
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if (fg == null) {
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fg = new ColorDrawable(Color.TRANSPARENT);
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}
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try (BaseIconFactory factory = LauncherIcons.obtain(context)) {
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setIcon(new IconDrawable(factory.getWhiteShadowLayer(), tint, fg));
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}
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}
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/** Updates the color of the icon's foreground layer. */
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public void setForegroundTint(@ColorInt int tintColor) {
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FastBitmapDrawable icon = getIcon();
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if (icon instanceof IconDrawable) {
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((IconDrawable) icon).mFg.setTint(tintColor);
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}
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}
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private static class IconDrawable extends FastBitmapDrawable {
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private final Drawable mFg;
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@TargetApi(Build.VERSION_CODES.TIRAMISU)
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IconDrawable(Bitmap b, int colorBg, Drawable fg) {
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super(b);
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mPaint.setColorFilter(new BlendModeColorFilter(colorBg, BlendMode.SRC_IN));
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mFg = fg;
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}
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@Override
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protected void drawInternal(Canvas canvas, Rect bounds) {
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super.drawInternal(canvas, bounds);
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mFg.draw(canvas);
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}
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@Override
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protected void onBoundsChange(Rect bounds) {
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super.onBoundsChange(bounds);
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mFg.setBounds(bounds);
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}
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}
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}
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