using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace Tango.Touch.Controls
{
    public class TouchHamburgerButton : TouchButton
    {
        static TouchHamburgerButton()
        {
            DefaultStyleKeyProperty.OverrideMetadata(typeof(TouchHamburgerButton), new FrameworkPropertyMetadata(typeof(TouchHamburgerButton)));
        }

        public bool IsBack
        {
            get { return (bool)GetValue(IsBackProperty); }
            set { SetValue(IsBackProperty, value); }
        }
        public static readonly DependencyProperty IsBackProperty =
            DependencyProperty.Register("IsBack", typeof(bool), typeof(TouchHamburgerButton), new PropertyMetadata(false,(d,e) => (d as TouchHamburgerButton).OnIsBackChanged()));

        private void OnIsBackChanged()
        {
            if (IsBack)
            {
                VisualStateManager.GoToState(this, "Menu", true);
            }
            else
            {
                VisualStateManager.GoToState(this, "Hamburger", true);
            }
        }
    }
}