NavigationDrawerListAdapter.java

package com.kanshu.kanshu;

import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.ColorMatrixColorFilter;
import android.graphics.Paint;
import android.graphics.Typeface;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.kanshu.kanshu.model.User;

import de.hdodenhof.circleimageview.CircleImageView;


public class NavigationDrawerListAdapter extends ArrayAdapter<String> {
    private Activity parentContext;

    public NavigationDrawerListAdapter(Context context, int resource, String[] objects) {
        super(context, resource, objects);
        parentContext = (Activity) context;
    }

    public View getView(int position, View convertView, ViewGroup parent) {
        final Typeface robotoMedium = Typeface.createFromAsset(parentContext.getAssets(),
                "fonts/Roboto-Medium.ttf");
        // First let's verify the convertView is not null
        if (convertView == null) {
            // This a new view we inflate the new layout
            LayoutInflater inflater = (LayoutInflater) parentContext.getSystemService(Context
                    .LAYOUT_INFLATER_SERVICE);
            switch (position % 5) {
                case 0:
                    convertView = inflater.inflate(R.layout.navigation_drawer_user_card, parent,
                            false);
                    break;
                case 1:
                    convertView = inflater.inflate(R.layout.navigation_drawer_section_1, parent,
                            false);
                    break;
                case 2:
                    convertView = inflater.inflate(R.layout.navigation_drawer_section_2, parent,
                            false);
                    break;
                case 3:
                    convertView = inflater.inflate(R.layout.navigation_drawer_section_3, parent,
                            false);
                    break;
                case 4:
                    convertView = inflater.inflate(R.layout.navigation_drawer_section_4, parent,
                            false);
                    break;
            }
            if (position == 0) {
                CircleImageView pictureFrame = (CircleImageView) convertView.findViewById(R.id
                        .user_avatar);
                LinearLayout linearLayout = (LinearLayout) convertView.findViewById(R.id
                        .user_card_layout);
                //replace this with user avatar bitmap
                Bitmap profile = BitmapFactory.decodeResource(parentContext.getResources(),
                        R.drawable.kanshu);
                pictureFrame.setImageBitmap(profile);
                Bitmap filteredBitmap = Bitmap.createBitmap(profile.getWidth(),
                        profile.getHeight(), Bitmap.Config.RGB_565);
                Canvas c = new Canvas(filteredBitmap);
                Paint red = new Paint();
                red.setColor(parentContext.getResources().getColor(R.color.primary_dark_red));
                c.drawRect(0, 0, profile.getWidth(), profile.getHeight(), red);
                Paint paint = new Paint();
                float[] mat = new float[]{
                        0.5f, 0.5f, 0.5f, 0, 0,
                        0.5f, 0.5f, 0.5f, 0, 0,
                        0.5f, 0.5f, 0.5f, 0, 0,
                        0, 0, 0, 0.2f, 0,};
                ColorMatrixColorFilter filter = new ColorMatrixColorFilter(mat);
                paint.setColorFilter(filter);
                c.drawBitmap(profile, 0, 0, paint);
                ImageView backgroundFrame = (ImageView) convertView.findViewById(R.id.background);
                backgroundFrame.setImageBitmap(filteredBitmap);

                //other user info
                User userData = ((NavigationDrawerFragment.NavigationDrawerData) parentContext)
                        .getCurrentUser();
                TextView username = (TextView) convertView.findViewById(R.id.user_name);
                username.setText(userData.getUserName());
                TextView userlevel = (TextView) convertView.findViewById(R.id.user_level);
                userlevel.setText(userData.getUserLevel());
                userlevel.setTypeface(robotoMedium);
                username.setTypeface(robotoMedium);
            } else {
                LinearLayout linearLayout = (LinearLayout) convertView;
                for (int i = 0; i < linearLayout.getChildCount(); i++) {
                    if (linearLayout.getChildAt(i) instanceof TextView)
                        ((TextView) linearLayout.getChildAt(i)).setTypeface(robotoMedium);
                }
            }
        }

        return convertView;
    }
}