BitmapCompat.java

/*
 * Copyright (C) 2014 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 androidx.core.graphics;

import android.graphics.Bitmap;
import android.os.Build;

import androidx.annotation.NonNull;

/**
 * Helper for accessing features in {@link android.graphics.Bitmap}.
 */
public final class BitmapCompat {
    public static boolean hasMipMap(@NonNull Bitmap bitmap) {
        if (Build.VERSION.SDK_INT >= 18) {
            return bitmap.hasMipMap();
        }
        return false;
    }

    public static void setHasMipMap(@NonNull Bitmap bitmap, boolean hasMipMap) {
        if (Build.VERSION.SDK_INT >= 18) {
            bitmap.setHasMipMap(hasMipMap);
        }
    }

    /**
     * Returns the size of the allocated memory used to store this bitmap's pixels in a backwards
     * compatible way.
     *
     * @param bitmap the bitmap in which to return its allocation size
     * @return the allocation size in bytes
     */
    public static int getAllocationByteCount(@NonNull Bitmap bitmap) {
        if (Build.VERSION.SDK_INT >= 19) {
            return bitmap.getAllocationByteCount();
        }
        return bitmap.getByteCount();
    }

    private BitmapCompat() {}
}