1/* 2 * Copyright (c) 2016, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16package com.android.car.stream; 17 18import android.content.res.Resources; 19import android.graphics.Bitmap; 20import android.graphics.Canvas; 21import android.graphics.drawable.VectorDrawable; 22import android.support.annotation.Nullable; 23 24/** 25 * Utility class for manipulating Bitmaps. 26 */ 27public class BitmapUtils { 28 private BitmapUtils() {} 29 30 /** 31 * Returns a {@link Bitmap} from a {@link VectorDrawable}. 32 * {@link android.graphics.BitmapFactory#decodeResource(Resources, int)} cannot be used to 33 * retrieve a bitmap from a VectorDrawable, so this method works around that. 34 */ 35 @Nullable 36 public static Bitmap getBitmap(VectorDrawable vectorDrawable) { 37 if (vectorDrawable == null) { 38 return null; 39 } 40 41 Bitmap bitmap = Bitmap.createBitmap(vectorDrawable.getIntrinsicWidth(), 42 vectorDrawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888); 43 Canvas canvas = new Canvas(bitmap); 44 vectorDrawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight()); 45 vectorDrawable.draw(canvas); 46 return bitmap; 47 } 48} 49