Get Display Metrics : Display « Hardware « Android

1. Android
2. Hardware
3. Display

Get Display Metrics

 
package app.test;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Iterator;
import java.util.List;

import android.app.ActivityManager;
import android.app.ActivityManager.RunningServiceInfo;
import android.app.ActivityManager.RunningTaskInfo;
import android.content.Context;
import android.telephony.TelephonyManager;
import android.util.DisplayMetrics;
import android.util.Log;

class CMDExecute {

  public synchronized String run(String[] cmd, String workdirectory)
      throws IOException {
    String result = "";

    try {
      ProcessBuilder builder = new ProcessBuilder(cmd);
      // set working directory
      if (workdirectory != null)
        builder.directory(new File(workdirectory));
      builder.redirectErrorStream(true);
      Process process = builder.start();
      InputStream in = process.getInputStream();
      byte[] re = new byte[1024];
      while (in.read(re) != -1) {
        System.out.println(new String(re));
        result = result + new String(re);
      }
      in.close();

    } catch (Exception ex) {
      ex.printStackTrace();
    }
    return result;
  }

}

public class Main {
  private static StringBuffer buffer;
  public static String getDisplayMetrics(Context cx) {
    String str = "";
    DisplayMetrics dm = new DisplayMetrics();
    dm = cx.getApplicationContext().getResources().getDisplayMetrics();
    int screenWidth = dm.widthPixels;
    int screenHeight = dm.heightPixels;
    float density = dm.density;
    float xdpi = dm.xdpi;
    float ydpi = dm.ydpi;
    str += "The absolute width:" + String.valueOf(screenWidth) + "pixels\n";
    str += "The absolute heightin:" + String.valueOf(screenHeight)
        + "pixels\n";
    str += "The logical density of the display.:" + String.valueOf(density)
        + "\n";
    str += "X dimension :" + String.valueOf(xdpi) + "pixels per inch\n";
    str += "Y dimension :" + String.valueOf(ydpi) + "pixels per inch\n";
    return str;
  }
}

   
  

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