ViewContainer

Activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:orientation="vertical"
    >

    </LinearLayout>

MainActivity.java

public class MainActivity extends AppCompatActivity {



    DrawingBall v;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        //setContentView(R.layout.activity_main);

        v = new DrawingBall(this);

        setContentView(v);

        }

}

DrawingBall.java

package troubleshooter.royaloak.com.testone;



import android.content.Context;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.Paint;

import android.graphics.Rect;

import android.view.View;



/**

 * Created by Akash on 6/28/2016.

 */

public class DrawingBall extends View {



    Bitmap bitmap;

    int x,y;

    public DrawingBall(Context context) {

        super(context);

       bitmap = BitmapFactory.decodeResource(getResources(),R.mipmap.ic_launcher);

    }



    @Override

    protected void onDraw(Canvas canvas) {

        super.onDraw(canvas);



        Rect myRect = new Rect(0,0,canvas.getWidth(),canvas.getHeight()/2);



        Paint paint = new Paint();

        paint.setColor(Color.RED);

        paint.setStyle(Paint.Style.FILL);



        canvas.drawRect(myRect, paint);

        x = 0;

        y = 0;



        if(x > canvas.getWidth())

        {

            x += 10;

        } else {

            x = 0;

        }

        if( y > canvas.getHeight())

        {

            y += 10;

        } else {

            y = 0;

        }

        Paint p = new Paint();

        canvas.drawBitmap(bitmap,x,y,p);

        invalidate();

    }

}