Java tutorial
//package com.java2s; import android.content.Context; import android.content.res.Resources; import android.util.DisplayMetrics; public class Main { public static float convertDpToPixel(Context context, float densityPixel) { Resources resources = context.getResources(); DisplayMetrics metrics = resources.getDisplayMetrics(); return densityPixel * (metrics.densityDpi / 160f); } }