DrawableLruCache.java

/*
 * Copyright 2014 Yaroslav Mytkalyk
 * 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.docd.purefm.utils;

import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.util.LruCache;

/**
 * LruCache fpr Drawables
 */
public final class DrawableLruCache<T> extends LruCache<T, Drawable> {

    public DrawableLruCache() {
        super(512 * 1024);
    }

    @Override
    protected int sizeOf(T key, Drawable value) {
        if (value instanceof BitmapDrawable) {
            return ((BitmapDrawable) value).getBitmap().getByteCount() / 1024;
        } else {
            return super.sizeOf(key, value);
        }
    }
}