using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace HamburgerApp
{
    public partial class HamburgerForm : Form
    {
        bool menu_is_opened = false;
        int menu_anim_ms = 150;

        public HamburgerForm()
        {
            InitializeComponent();
        }

        public async Task MenuOpen()
        {
            int panewidth = 300;
            int panecurrwidth = MenuPane.Width;

            for (int i = panecurrwidth; i < panewidth; i++)
            {
                MenuPane.Width = i;
                System.Threading.Thread.Sleep(menu_anim_ms / (panecurrwidth - panewidth));
            }

            //MenuPane.Width = 300;
            menu_is_opened = true;
        }

        public async Task MenuClose()
        {
            int panewidth = 42;
            int panecurrwidth = MenuPane.Width;

            for (int i = panecurrwidth; i> panewidth; i--)
            {
                MenuPane.Width = i;
                System.Threading.Thread.Sleep(menu_anim_ms / (panecurrwidth- panewidth));
            }

            //MenuPane.Width = 42;
            menu_is_opened = false;
        }

        private async void MenuButton_Click(object sender, EventArgs e)
        {
            if (menu_is_opened) await MenuClose();
            else await MenuOpen();
        }

        private async void MenuPane_MouseLeave(object sender, EventArgs e)
        {
            if (menu_is_opened) await MenuClose();
        }
    }
}