poisondog.android.image.ImageResize.java Source code

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Here is the source code for poisondog.android.image.ImageResize.java

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/*
 * Copyright (C) 2013 Google Inc.
 * Copyright (C) 2013 Adam Huang
 *
 * 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 poisondog.android.image;

import android.content.Context;
import android.graphics.Bitmap;
import android.util.Log;
import org.apache.commons.vfs2.FileObject;
import org.apache.commons.vfs2.FileSystemException;
import org.apache.commons.vfs2.VFS;

/**
 * @author poisondog <poisondog@gmail.com>
 */
public class ImageResize extends ImageTask {
    private int reqWidth;
    private int reqHeight;

    public ImageResize(Context context, int reqWidth, int reqHeight) {
        super(context);
        this.reqWidth = reqWidth;
        this.reqHeight = reqHeight;
    }

    protected Bitmap processBitmap(Object data) {
        if (!(data instanceof String))
            return null;
        try {
            FileObject file = VFS.getManager().resolveFile((String) data);
            if (file.getURL().getProtocol() != "file")
                return null;
            return ImageUtil.resize(file.getURL().getPath(), reqWidth, reqHeight);
        } catch (FileSystemException e) {
            Log.e(getClass().getSimpleName(), "processBitmap - " + e);
        }
        return null;
    }
}