scroll view example

package com.example.scrollexample;

import android.app.Activity;
import android.content.res.Resources;
import android.graphics.drawable.BitmapDrawable;
import android.os.Bundle;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.ScrollView;

public class MainActivity extends Activity
{

@Override
  protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main_activity);

ImageView iv = (ImageView) findViewById(R.id.imageView1);

ScrollView sv = (ScrollView) findViewById(R.id.scrollView1);
sv.setHorizontalScrollBarEnabled(true);
Resources res = getResources();
BitmapDrawable bitmap = (BitmapDrawable) res.
    getDrawable(R.drawable.bts_silom_line_map);
int imgW = bitmap.getIntrinsicWidth();
int imgH = bitmap.getIntrinsicHeight();

iv.setImageDrawable(bitmap);

ViewGroup.LayoutParams params = (ViewGroup.LayoutParams) iv.getLayoutParams();
params.width = imgW;
params.height = imgH;

  }
}

//////////////////////////////////////////////////////////////////////////////////


<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <HorizontalScrollView
        android:id="@+id/horizontalScrollView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" >
<ScrollView
       android:id="@+id/scrollView1"
       android:layout_width="match_parent"
       android:layout_height="wrap_content" >
<ImageView
       android:id="@+id/imageView1"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"/>
   </ScrollView>
    </HorizontalScrollView>
</LinearLayout>

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