Get the size of Default Display Screen

   
package app.test;

import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Typeface;
import android.os.Bundle;
import android.widget.ImageView;

public class Test extends Activity {
  ImageView drawingImageView;
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    drawingImageView = (ImageView) this.findViewById(R.id.DrawingImageView);
    Bitmap bitmap = Bitmap.createBitmap((int) getWindowManager()
        .getDefaultDisplay().getWidth(), (int) getWindowManager()
        .getDefaultDisplay().getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    drawingImageView.setImageBitmap(bitmap);

    Paint paint = new Paint();
    paint.setColor(Color.GREEN);
    paint.setTextSize(20);
    paint.setTypeface(Typeface.DEFAULT);
    Path p = new Path();
    p.moveTo(20, 20);
    p.lineTo(100, 150);
    p.lineTo(200, 220);
    canvas.drawTextOnPath("this is a test", p, 0, 0, paint);
  }
}

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Get the size of Default Display Screen : Screen « Hardware « Android

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