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