| /* |
| * Copyright (C) 2016 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.launcher3.graphics; |
| |
| import static com.android.launcher3.graphics.IconShape.getShapePath; |
| |
| import android.content.Context; |
| import android.content.pm.ActivityInfo; |
| import android.content.res.Resources; |
| import android.graphics.Bitmap; |
| import android.graphics.Canvas; |
| import android.graphics.Color; |
| import android.graphics.Rect; |
| import android.graphics.drawable.BitmapDrawable; |
| import android.graphics.drawable.Drawable; |
| import android.os.Process; |
| import android.os.UserHandle; |
| import android.util.ArrayMap; |
| |
| import com.android.launcher3.FastBitmapDrawable; |
| import com.android.launcher3.ItemInfoWithIcon; |
| import com.android.launcher3.R; |
| import com.android.launcher3.icons.BitmapInfo; |
| import com.android.launcher3.util.MainThreadInitializedObject; |
| import com.android.launcher3.util.ResourceBasedOverride; |
| |
| import androidx.annotation.UiThread; |
| |
| /** |
| * Factory for creating new drawables. |
| */ |
| public class DrawableFactory implements ResourceBasedOverride { |
| |
| public static final MainThreadInitializedObject<DrawableFactory> INSTANCE = |
| new MainThreadInitializedObject<>(c -> Overrides.getObject(DrawableFactory.class, |
| c.getApplicationContext(), R.string.drawable_factory_class)); |
| |
| protected final UserHandle mMyUser = Process.myUserHandle(); |
| protected final ArrayMap<UserHandle, Bitmap> mUserBadges = new ArrayMap<>(); |
| |
| /** |
| * Returns a FastBitmapDrawable with the icon. |
| */ |
| public FastBitmapDrawable newIcon(Context context, ItemInfoWithIcon info) { |
| FastBitmapDrawable drawable = info.usingLowResIcon() |
| ? new PlaceHolderIconDrawable(info, getShapePath(), context) |
| : new FastBitmapDrawable(info); |
| drawable.setIsDisabled(info.isDisabled()); |
| return drawable; |
| } |
| |
| public FastBitmapDrawable newIcon(Context context, BitmapInfo info, ActivityInfo target) { |
| return info.isLowRes() |
| ? new PlaceHolderIconDrawable(info, getShapePath(), context) |
| : new FastBitmapDrawable(info); |
| } |
| |
| /** |
| * Returns a FastBitmapDrawable with the icon. |
| */ |
| public PreloadIconDrawable newPendingIcon(Context context, ItemInfoWithIcon info) { |
| return new PreloadIconDrawable(info, getShapePath(), context); |
| } |
| |
| /** |
| * Returns a drawable that can be used as a badge for the user or null. |
| */ |
| @UiThread |
| public Drawable getBadgeForUser(UserHandle user, Context context) { |
| if (mMyUser.equals(user)) { |
| return null; |
| } |
| |
| Bitmap badgeBitmap = getUserBadge(user, context); |
| FastBitmapDrawable d = new FastBitmapDrawable(badgeBitmap); |
| d.setFilterBitmap(true); |
| d.setBounds(0, 0, badgeBitmap.getWidth(), badgeBitmap.getHeight()); |
| return d; |
| } |
| |
| protected synchronized Bitmap getUserBadge(UserHandle user, Context context) { |
| Bitmap badgeBitmap = mUserBadges.get(user); |
| if (badgeBitmap != null) { |
| return badgeBitmap; |
| } |
| |
| final Resources res = context.getApplicationContext().getResources(); |
| int badgeSize = res.getDimensionPixelSize(R.dimen.profile_badge_size); |
| badgeBitmap = Bitmap.createBitmap(badgeSize, badgeSize, Bitmap.Config.ARGB_8888); |
| |
| Drawable drawable = context.getPackageManager().getUserBadgedDrawableForDensity( |
| new BitmapDrawable(res, badgeBitmap), user, new Rect(0, 0, badgeSize, badgeSize), |
| 0); |
| if (drawable instanceof BitmapDrawable) { |
| badgeBitmap = ((BitmapDrawable) drawable).getBitmap(); |
| } else { |
| badgeBitmap.eraseColor(Color.TRANSPARENT); |
| Canvas c = new Canvas(badgeBitmap); |
| drawable.setBounds(0, 0, badgeSize, badgeSize); |
| drawable.draw(c); |
| c.setBitmap(null); |
| } |
| |
| mUserBadges.put(user, badgeBitmap); |
| return badgeBitmap; |
| } |
| } |