Java tutorial
//package com.java2s; import android.content.Context; import android.util.DisplayMetrics; import java.util.HashMap; public class Main { public static HashMap<String, String> getDensity(Context cxt) { DisplayMetrics displayMetrics = cxt.getResources().getDisplayMetrics(); StringBuilder builder = new StringBuilder(); HashMap<String, String> map = new HashMap<String, String>(); map.put("Density", displayMetrics.density + ""); map.put("densityDpi", displayMetrics.densityDpi + ""); map.put("heightPixels", displayMetrics.heightPixels + ""); map.put("widthPixels", displayMetrics.widthPixels + ""); return map; } }