Android Open Source - android-cropimage Single Image List

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License

The source code is released under:

Apache License

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Java Source Code

/*
 * Copyright (C) 2009 The Android Open Source Project
 *//w w w. ja  va  2  s  . c o  m
 * 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.android.camera.gallery;

import android.content.ContentResolver;
import android.net.Uri;

import java.util.HashMap;

/**
 * An implementation of interface <code>IImageList</code> which contains only
 * one image.
 */
public class SingleImageList implements IImageList {

    @SuppressWarnings("unused")
    private static final String TAG = "BaseImageList";

    private IImage mSingleImage;
    private Uri mUri;

    public SingleImageList(ContentResolver resolver, Uri uri) {
        mUri = uri;
        mSingleImage = new UriImage(this, resolver, uri);
    }

    public HashMap<String, String> getBucketIds() {
        throw new UnsupportedOperationException();
    }

    public int getCount() {
        return 1;
    }

    public boolean isEmpty() {
        return false;
    }

    public int getImageIndex(IImage image) {
        return image == mSingleImage ? 0 : -1;
    }

    public IImage getImageAt(int i) {
        return i == 0 ? mSingleImage : null;
    }

    public boolean removeImage(IImage image) {
        return false;
    }

    public boolean removeImageAt(int index) {
        return false;
    }

    public IImage getImageForUri(Uri uri) {
        return uri.equals(mUri) ? mSingleImage : null;
    }

    public void close() {
        mSingleImage = null;
        mUri = null;
    }
}

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