get Screen Height Dp - Android Phone

Android examples for Phone:Screen

  1. HOME
  2. Android
  3. Phone
  4. Screen

Description

get Screen Height Dp

Demo Code


//package com.java2s;

import android.content.Context;

import android.graphics.Rect;

import android.util.DisplayMetrics;

import android.view.WindowManager;

public class Main {
    public static int getScreenHeightDp(Context context) {
        return (int) px2dip(context, getScreenHeightPx(context));
    }/*from   w  w  w  .ja  v a 2 s.com*/

    public static float px2dip(Context context, float pxValue) {
        final float scale = context.getResources().getDisplayMetrics().density;
        return (pxValue / scale);
    }

    public static Rect px2dip(Context context, Rect rect) {
        int left = (int) px2dip(context, rect.left);
        int top = (int) px2dip(context, rect.top);
        int right = (int) px2dip(context, rect.right);
        int bottom = (int) px2dip(context, rect.bottom);
        return new Rect(left, top, right, bottom);
    }

    public static int getScreenHeightPx(Context context) {
        return getDisplayMetrics(context).heightPixels;
    }

    public static DisplayMetrics getDisplayMetrics(Context context) {
        DisplayMetrics dm = new DisplayMetrics();
        WindowManager wm = (WindowManager) context
                .getSystemService(Context.WINDOW_SERVICE);
        wm.getDefaultDisplay().getMetrics(dm);
        return dm;
    }
}

Related Tutorials