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

namespace trackDesigner
{
    public partial class addTrain : Form
    {
        /*-----*----- DATA MEMBERS -----*-----*/
        private int trainSpeed = 0;
        private string trainColor;
        private int trainDir = 0;

        /*-----*----- EVENTS -----*-----*/
        public event EventHandler NewTrain;

        /*-----*----- PROPERTIES -----*-----*/
        public int speed
        {
            get { return trainSpeed; }
        }
        public string color
        {
            get { return trainColor; }
        }
        public int direction
        {
            get { return trainDir; }
        }
        public addTrain()
        {
            InitializeComponent();
        }

        /*-----*----- METHODS -----*-----*/
        /*******************************************************************
        Method Name: enableControls
        Purpose: Enables all controls on the form--used when a valid 
         * location to initialize train is clicked
        Input: None
        Output: None
        *******************************************************************/
        public void enableControls()
        {
            foreach (Control c in Controls)
            {
                c.Enabled = true;
            }
        }

        /*-----*----- EVENT HANDLERS -----*-----*/
        private void btnCreateTrain_Click(object sender, EventArgs e)
        {
            int x;
            if (tbSpeed.Text.Length != 0)
                x = Convert.ToInt32(tbSpeed.Text);
            else
                x = 0;      // set to 0 by default
            if (x >= 0 && x <= 10)  // make sure valid speed entered. if not valid, form won't close bc
            {                       // event never gets raised in other form
                trainSpeed = x;
                int y;
                if(tbDirection.Text.Length != 0)
                    y = Convert.ToInt32(tbDirection.Text);
                else
                    y = 0;      // set to 0 if no number entered
                if (y >= 0 && y <= 7)
                    trainDir = y;
                else
                    trainDir = 0;   // set to 0 if bad number entered
                foreach (RadioButton rb in gbColor.Controls)
                {
                    if (rb.Checked)
                    {   // set colors to system color names
                        if (rb.Text == "Red")
                            trainColor = "DarkRed";
                        else if (rb.Text == "Orange")
                            trainColor = "DarkOrange";
                        else if (rb.Text == "Dark Green")
                            trainColor = "DarkGreen";
                        else if (rb.Text == "Aqua")
                            trainColor = "DarkTurquoise";
                        else if (rb.Text == "Light Blue")
                            trainColor = "LightSkyBlue";
                        else if (rb.Text == "Violet")
                            trainColor = "DarkViolet";
                        else if (rb.Text == "Pink")
                            trainColor = "DeepPink";
                        else    // white and yellow are already what they need to be
                            trainColor = rb.Text;
                        break;
                    }
                }
                if (this.NewTrain != null)      // raise event to redraw screen with train on it
                    this.NewTrain(this, EventArgs.Empty);
            }
        }
    }
}