Android Open Source - photo-picker-plus-android Cursor Adapter Images

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License

The source code is released under:
MIT License
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Java Source Code

/**
 * The MIT License (MIT)/*ww  w  .ja v a  2  s .  co m*/

 Copyright (c) 2013 Chute

 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in
 the Software without restriction, including without limitation the rights to
 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 the Software, and to permit persons to whom the Software is furnished to do so,
 subject to the following conditions:

 The above copyright notice and this permission notice shall be included in all
 copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package com.getchute.android.photopickerplus.ui.adapter;

import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.provider.MediaStore;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;

import com.araneaapps.android.libs.logger.ALog;
import com.getchute.android.photopickerplus.R;
import com.getchute.android.photopickerplus.config.PhotoPicker;
import com.getchute.android.photopickerplus.dao.MediaDAO;
import com.getchute.android.photopickerplus.models.DeliverMediaModel;
import com.getchute.android.photopickerplus.models.enums.MediaType;
import com.getchute.android.photopickerplus.ui.activity.AssetActivity;
import com.getchute.android.photopickerplus.ui.activity.ServicesActivity;
import com.getchute.android.photopickerplus.ui.listener.ListenerFilesCursor;
import com.getchute.android.photopickerplus.ui.listener.ListenerImageSelection;
import com.getchute.android.photopickerplus.ui.listener.ListenerItemCount;
import com.getchute.android.photopickerplus.util.AssetUtil;
import com.squareup.picasso.Picasso;

import java.io.File;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map.Entry;

public class CursorAdapterImages extends BaseCursorAdapter implements
  ListenerImageSelection {

  private ListenerFilesCursor filesCursorListener;
  private ListenerItemCount itemCountListener;
  private Context context;
  private int position;
  private int count = 0;

  public CursorAdapterImages(Context context, Cursor c,
                             ListenerFilesCursor filesCursorListener, ListenerItemCount itemCountListener) {
    super(context, c);
    this.context = context;
    this.filesCursorListener = filesCursorListener;
    this.itemCountListener = itemCountListener;
    if (context.getResources().getBoolean(R.bool.has_two_panes)) {
      ((ServicesActivity) context).setImagesSelectListener(this);
    } else {
      ((AssetActivity) context).setImagesSelectListener(this);
    }
  }

  @Override
  public List<Integer> getCursorImagesSelection() {
    final List<Integer> positions = new ArrayList<Integer>();
    final Iterator<Integer> iterator = tick.keySet().iterator();
    while (iterator.hasNext()) {
      positions.add(iterator.next());
    }
    return positions;
  }

  @Override
  public int getDataIndex(Cursor cursor) {
    if (cursor == null) {
      return 0;
    } else {
      return cursor.getColumnIndex(MediaStore.Images.Thumbnails.DATA);
    }
  }

  @Override
  public void setViewClickListener(View view, String path, int position) {
    view.setOnClickListener(new ImageClickListener(path, position));

  }

  @Override
  public void setPlayButtonVisibility(ImageView imageView) {
    imageView.setVisibility(View.GONE);

  }

  @Override
  public void loadImageView(ImageView imageView, Cursor cursor) {
    String path = cursor.getString(dataIndex);
    Uri uri = Uri.fromFile(new File(path));
    Picasso.with(context).load(uri).fit().centerCrop().into(imageView);

  }

  private final class ImageClickListener implements OnClickListener {
    private String thumbnail;
    private int selectedPosition;

    private ImageClickListener(String thumbnail, int selectedPosition) {
      this.thumbnail = thumbnail;
      this.selectedPosition = selectedPosition;
    }

    @Override
    public void onClick(View v) {
      position = selectedPosition;
      if (PhotoPicker.getInstance().isMultiPicker()) {
        toggleTick(position);
      } else {
        Uri uri = null;
        if (getCursor().moveToPosition(position)) {
          int id = getCursor().getInt(getCursor()
            .getColumnIndex(MediaStore.Images.Thumbnails.IMAGE_ID));
          uri = ContentUris.withAppendedId(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, id);
        }
        String imagePath = MediaDAO.getImagePathFromCursor(context,
          getCursor(), position);
        ALog.d("single image thumb: " + thumbnail);
        ALog.d("single image url: " + imagePath);
        filesCursorListener.onCursorAssetsSelect(AssetUtil
          .getMediaModel(createMediaResultModel(thumbnail, imagePath, uri)));
      }
    }

  }

  public List<DeliverMediaModel> getSelectedFilePaths() {
    final List<DeliverMediaModel> deliverList = new ArrayList<DeliverMediaModel>();
    Iterator<Entry<Integer, String>> iterator = tick.entrySet().iterator();
    while (iterator.hasNext()) {
      Entry<Integer, String> pairs = iterator.next();
      String thumbnail = pairs.getValue();
      int position = pairs.getKey();
      Uri uri = null;
      if (getCursor().moveToPosition(position)) {
        int id = getCursor().getInt(getCursor()
          .getColumnIndex(MediaStore.Images.Thumbnails.IMAGE_ID));
        uri = ContentUris.withAppendedId(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, id);
      }
      String path = MediaDAO.getImagePathFromCursor(context,
        getCursor(), position);
      ALog.d("multi image thumb: " + thumbnail);
      ALog.d("multi image url: " + path);
      deliverList.add(createMediaResultModel(thumbnail, path, uri));
    }
    return deliverList;
  }

  public void toggleTick(int selectedPosition) {
    if (tick.containsKey(selectedPosition)) {
      tick.remove(selectedPosition);
      count--;
    } else {
      tick.put(selectedPosition, getItem(selectedPosition));
      count++;
    }
    itemCountListener.onSelectedImagesCount(count);
    notifyDataSetChanged();
  }

  private DeliverMediaModel createMediaResultModel(String thumbnail, String path, Uri uri) {
    ALog.d("image thumb: " + thumbnail);
    ALog.d("image url: " + path);
    DeliverMediaModel model = new DeliverMediaModel();
    model.setLocalMediaUri(uri);
    model.setImageUrl(path);
    model.setThumbnail(thumbnail);
    model.setMediaType(MediaType.IMAGE);
    return model;
  }

}
Java Source Code List
