Java tutorial
//package com.java2s; import android.content.Context; import android.content.res.Resources; import android.util.DisplayMetrics; public class Main { public static float px2dip(Context context, float pxValue) { Resources resources = context.getResources(); DisplayMetrics metrics = resources.getDisplayMetrics(); float dp = pxValue / (metrics.densityDpi / 160f); return dp; } }