| /* |
| * Copyright (C) 2017 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.icons; |
| |
| import android.annotation.TargetApi; |
| import android.graphics.Bitmap; |
| import android.graphics.Bitmap.Config; |
| import android.graphics.Canvas; |
| import android.graphics.Picture; |
| import android.graphics.Rect; |
| import android.graphics.RectF; |
| import android.os.Build; |
| import android.os.Build.VERSION_CODES; |
| |
| /** |
| * Interface representing a bitmap draw operation. |
| */ |
| public interface BitmapRenderer { |
| |
| boolean USE_HARDWARE_BITMAP = Build.VERSION.SDK_INT >= Build.VERSION_CODES.P; |
| |
| static Bitmap createSoftwareBitmap(int width, int height, BitmapRenderer renderer) { |
| GraphicsUtils.noteNewBitmapCreated(); |
| Bitmap result = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); |
| renderer.draw(new Canvas(result)); |
| return result; |
| } |
| |
| @TargetApi(Build.VERSION_CODES.P) |
| static Bitmap createHardwareBitmap(int width, int height, BitmapRenderer renderer) { |
| if (!USE_HARDWARE_BITMAP) { |
| return createSoftwareBitmap(width, height, renderer); |
| } |
| |
| GraphicsUtils.noteNewBitmapCreated(); |
| Picture picture = new Picture(); |
| renderer.draw(picture.beginRecording(width, height)); |
| picture.endRecording(); |
| return Bitmap.createBitmap(picture); |
| } |
| |
| /** |
| * Returns a bitmap from subset of the source bitmap. The new bitmap may be the |
| * same object as source, or a copy may have been made. |
| */ |
| static Bitmap createBitmap(Bitmap source, int x, int y, int width, int height) { |
| if (Build.VERSION.SDK_INT >= VERSION_CODES.O && source.getConfig() == Config.HARDWARE) { |
| return createHardwareBitmap(width, height, c -> c.drawBitmap(source, |
| new Rect(x, y, x + width, y + height), new RectF(0, 0, width, height), null)); |
| } else { |
| GraphicsUtils.noteNewBitmapCreated(); |
| return Bitmap.createBitmap(source, x, y, width, height); |
| } |
| } |
| |
| void draw(Canvas out); |
| } |