Spring – Rev 1

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using System;
using System.Drawing;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using WindowsInput;
using Gma.System.MouseKeyHook;
using Spring.Main;
using Spring.Utilities;

namespace Spring.Tutorial
{
    public partial class Tutorial : Form
    {
#region Public Enums, Properties and Fields

        public IKeyboardMouseEvents KeyboardMouseEvents { get; set; }

        public InputSimulator InputSimulator { get; }

        public MainForm Form { get; }

        public int Slide { get; set; }

#endregion

#region Constructors, Destructors and Finalizers

        public Tutorial()
        {
            InitializeComponent();
            Utilities.WindowState.FormTracker.Track(this);

            InputSimulator = new InputSimulator();
        }

        public Tutorial(MainForm springMainForm, IKeyboardMouseEvents keyboardMouseEvents) : this()
        {
            Form = springMainForm;
            KeyboardMouseEvents = keyboardMouseEvents;

            KeyboardMouseEvents.KeyUp += KeyboardMouseEvents_KeyUp;
        }

        /// <summary>
        ///     Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && components != null)
            {
                KeyboardMouseEvents.KeyUp -= KeyboardMouseEvents_KeyUp;

                components.Dispose();
            }

            base.Dispose(disposing);
        }

#endregion

#region Event Handlers

        private void Form_Move(object sender, EventArgs e)
        {
            RelocateTutorial();
        }

        private async void KeyboardMouseEvents_KeyUp(object sender, KeyEventArgs e)
        {
            switch (e.KeyCode)
            {
                case Keys.Space:
                    await NextSlide();

                    break;

                case Keys.Escape:
                    Close();

                    break;
            }
        }

        private async void Tutorial_Load(object sender, EventArgs e)
        {
            RelocateTutorial();
            await NextSlide();
        }

        private void RichTextBox1_KeyDown(object sender, KeyEventArgs e)
        {
            e.SuppressKeyPress = true;
        }

#endregion

#region Private Methods

        private void RelocateTutorial()
        {
            var springLocation = Form.Location;
            Location = new Point(springLocation.X + Form.Size.Width, springLocation.Y);
        }

        private async Task NextSlide()
        {
            try
            {
                ++Slide;

                var rtf = Encoding.UTF8.GetString(await Helpers.LoadResource($"Spring.Tutorial.Slides.{Slide}.rtf"));

                richTextBox1.Rtf = rtf;
            }
            catch
            {
                Close();
            }
        }

#endregion
    }
}