Java tutorial
//package com.java2s; /* * This is the source code of Telegram for Android v. 1.4.x. * It is licensed under GNU GPL v. 2 or later. * You should have received a copy of the license in this archive (see LICENSE). * * Copyright Nikolai Kudashov, 2013-2014. */ import android.content.Context; public class Main { public static float density = 1; public static int dp(float value, Context c) { density = c.getResources().getDisplayMetrics().density; return (int) Math.ceil(density * value); } }