using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
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;
using System.ComponentModel;
using System.Threading;

namespace AiwazAnimator
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window, INotifyPropertyChanged
    {
        public AnimationManager AnimationManager { set; get; }
        private DateTime StartTime;
        private Timer StateTimer;
        private AddAnimationWindow AddAnimationWindow;

        private float _value1;
        [Animateable]
        public float Value1 { get { return _value1; } set { _value1 = value; OnPropertyChanged("Value1"); } }
        private float _value2;
        [Animateable]
        public float Value2 { get { return _value2; } set { _value2 = value; OnPropertyChanged("Value2"); } }

        public MainWindow()
        {
            InitializeComponent();
            AnimationManager = new AnimationManager();
            ContentArea.DataContext = AnimationManager;
            StatusArea.DataContext = this;
            StartTime = DateTime.Now;
            StatusArea.Add(() => { return Value1; });
            StatusArea.Add(() => { return Value2; });
            bool invoked = false;
            StateTimer = new Timer((o) =>
                {
                    DateTime now = DateTime.Now;
                    if (AnimationManager.Animating)
                    {
                        AnimationManager.Animate((float)((DateTime.Now - StartTime).TotalSeconds));
                        if (!invoked)
                        {
                            Dispatcher.BeginInvoke(new Action(() => { invoked = false; StatusArea.Tick(); }), null);
                            invoked = true;
                        }
                    }
                    StartTime = now;
                }, null, 0, 10);
        }

        protected virtual void OnPropertyChanged(string propertyName)
        {
            if (PropertyChanged != null)
                PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
        }

        public event PropertyChangedEventHandler PropertyChanged;

        private void btnStart_Click(object sender, RoutedEventArgs e)
        {
            AnimationManager.Start();
        }

        private void btnStop_Click(object sender, RoutedEventArgs e)
        {
            AnimationManager.Stop();
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            AddAnimationWindow = new AddAnimationWindow(this);
            AddAnimationWindow.ShowDialog();
        }
    }
}