UserSplashAdapter.java

package com.ved.musicmapapp.adapters;

import java.util.ArrayList;
import java.util.Vector;

import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.Bitmap.Config;
import android.graphics.PorterDuff.Mode;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.ImageView;
import android.widget.TextView;

import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.assist.FailReason;
import com.nostra13.universalimageloader.core.listener.ImageLoadingListener;
import com.ved.musicmapapp.R;
import com.ved.musicmapapp.Objects.User;
import com.ved.musicmapapp.applications.MusicMapApplication;
import com.ved.musicmapapp.utils.Statics;
import com.ved.musicmapapp.utils.Utils;

public class UserSplashAdapter extends BaseAdapter {

	private Context cxt;
	private LayoutInflater inflat;
	private MusicMapApplication app;
	private ArrayList<User> users;
	private Vector<User> checkeds;
	private ImageLoader imageLoader;
	private DisplayImageOptions options;

	public UserSplashAdapter(Activity cxt, ArrayList<User> users) {
		this.cxt = cxt;
		app = (MusicMapApplication) cxt.getApplication();
		inflat = (LayoutInflater) cxt
				.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
		this.users = users;
		checkeds = new Vector<User>();

		if (null == this.users)
			this.users = new ArrayList<User>();
		for (User user : this.users) {
			if (user.isFollowed()) {
				checkeds.add(user);
			}
		}

		imageLoader = ImageLoader.getInstance();
		options = new DisplayImageOptions.Builder()
				.showImageOnLoading(R.drawable.img_no_image)
				.showImageForEmptyUri(R.drawable.img_no_image)
				.showImageOnFail(R.drawable.img_no_image).cacheInMemory(true)
				.cacheOnDisc(true).bitmapConfig(Bitmap.Config.RGB_565).build();
	}

	@Override
	public int getCount() {
		return users.size();
	}

	@Override
	public long getItemId(int position) {
		return -1;
	}

	@Override
	public View getView(final int pos, View v, ViewGroup parent) {
		// TODO Auto-generated method stub
		final User u = getItem(pos);

		OnCheckedChangeListener listener = new OnCheckedChangeListener() {

			@Override
			public void onCheckedChanged(CompoundButton buttonView,
					boolean isChecked) {
				if (isChecked) {
					checkeds.add(u);
				} else if (checkeds.contains(u)) {
					checkeds.remove(u);
				}
				notifyDataSetChanged();
			}
		};

		if (v == null) {
			v = inflat.inflate(R.layout.item_list_invite, null);
		}

		final ImageView item_avatar = (ImageView) v
				.findViewById(R.id.profile_pic_item_list_invite);

		imageLoader.displayImage("https://graph.facebook.com/" + u.getFbid()
				+ "/picture?type=large", item_avatar, options,
				new ImageLoadingListener() {

					@Override
					public void onLoadingStarted(String imageUri, View view) {
						// TODO Auto-generated method stub

					}

					@Override
					public void onLoadingFailed(String imageUri, View view,
							FailReason failReason) {
						// TODO Auto-generated method stub

					}

					@Override
					public void onLoadingComplete(String imageUri, View view, Bitmap loadedImage) {
						item_avatar.setImageBitmap(loadedImage);
					//	item_avatar.setImageBitmap(getRoundedCornerBitmap(loadedImage, 30));
					}

					@Override
					public void onLoadingCancelled(String imageUri, View view) {
						// TODO Auto-generated method stub

					}
				});

		TextView tv = (TextView) v.findViewById(R.id.tv_name_invite);
		String name = u.getFullName();
		
//		if(name.equals(""))
//			return null;
		
		tv.setText(u.getFullName());

		final CheckBox cb = (CheckBox) v.findViewById(R.id.cb_item_list_invite);

		cb.setOnCheckedChangeListener(null);
		if (checkeds.contains(u)) {
			cb.setChecked(true);
		} else {
			cb.setChecked(false);
		}

		cb.setOnCheckedChangeListener(listener);

		v.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View v) {
				cb.setChecked(!cb.isChecked());
			}
		});

//		TextView tvline = (TextView) v.findViewById(R.id.tvline);
//		if (pos == Statics.countUseApps - 1)
//			tvline.setVisibility(View.VISIBLE);
//		else
//			tvline.setVisibility(View.GONE);

		return v;
	}

	@Override
	public User getItem(int index) {
		return users.get(index);
	}

	/**
	 * @return the checkeds
	 */
	public Vector<User> getCheckeds() {
		return checkeds;
	}
	public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, int pixels) {
		
		Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
		Canvas canvas = new Canvas(output);

		final int color = 0xff424242;
		final Paint paint = new Paint();
		final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
		final RectF rectF = new RectF(rect);
		//final float roundPx = pixels;
		float roundPx = 30;
		paint.setAntiAlias(true);
		canvas.drawARGB(0, 0, 0, 0);
		paint.setColor(color);
		canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

		paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
		canvas.drawBitmap(bitmap, rect, rect, paint);

		return output;
	}
}