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