PIbd-23-Salin-O.A.-Monorail-Base/Monorail/Monorail/FormMonorailConfig.cs

using Monorail.DrawningObjects;
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 Monorail
{
    public partial class FormMonorailConfig : Form
    {
        DrawningMonorail? _monorail = null;

        private event Action<DrawningMonorail>? EventAddMonorail;

        public void AddEvent(Action<DrawningMonorail> ev)
        {
            if (EventAddMonorail == null)
            {
                EventAddMonorail = ev;
            }
            else
            {
                EventAddMonorail += ev;
            }
        }

        public FormMonorailConfig()
        {
            InitializeComponent();
            blackPanel.MouseDown += PanelColor_MouseDown;
            greenPanel.MouseDown += PanelColor_MouseDown;
            redPanel.MouseDown += PanelColor_MouseDown;
            bluePanel.MouseDown += PanelColor_MouseDown;
            greyPanel.MouseDown += PanelColor_MouseDown;
            yellowPanel.MouseDown += PanelColor_MouseDown;
            purplePanel.MouseDown += PanelColor_MouseDown;
            whitePanel.MouseDown += PanelColor_MouseDown;
            monorailLabel.MouseDown += LabelObject_MouseDown;
            locomotiveLabel.MouseDown += LabelObject_MouseDown;
            cancelButton.Click += (s, e) => Close();
        }

        public void DrawMonorail()
        {
            Bitmap bmp = new Bitmap(pictureBox.Width, pictureBox.Height);
            Graphics gr = Graphics.FromImage(bmp);
            _monorail?.SetPosition(5, 5);
            _monorail?.DrawTransport(gr);
            pictureBox.Image = bmp;
        }

        private void PanelColor_MouseDown(object sender, MouseEventArgs e)
        {
            (sender as Panel)?.DoDragDrop((sender as Panel)?.BackColor,
DragDropEffects.Move | DragDropEffects.Copy);

        }

        private void allowPanel_DragDrop(object sender, DragEventArgs e)
        {
            switch (e.Data?.GetData(DataFormats.Text).ToString())
            {
                case "monorailLabel":
                    _monorail = new DrawningMonorail((int)numericSpeed.Value,
                   (int)numericWeight.Value, Color.White, Color.Silver, Color.Black, pictureBox.Width,
                   pictureBox.Height);
                    break;
                case "locomotiveLabel":
                    _monorail = new DrawningLocomotive((int)numericSpeed.Value,
                   (int)numericWeight.Value, Color.White, Color.Silver, Color.Black, pictureBox.Width,
                   pictureBox.Height, 4, Color.Silver, checkSecondCabine.Checked, checkMagniteRail.Checked);
                    break;
            }
            colorLabel.BackColor = Color.Empty;
            addColorLabel.BackColor = Color.Empty;
            DrawMonorail();

        }

        private void allowPanel_DragEnter(object sender, DragEventArgs e)
        {
            if (e.Data?.GetDataPresent(DataFormats.Text) ?? false)
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }

        }

        private void addButton_Click(object sender, EventArgs e)
        {
            EventAddMonorail?.Invoke(_monorail);
            Close();
        }

        private void LabelObject_MouseDown(object sender, MouseEventArgs e)
        {
            (sender as Label)?.DoDragDrop((sender as Label)?.Name, DragDropEffects.Move | DragDropEffects.Copy);
        }


        private void colorLabel_DragDrop(object sender, DragEventArgs e)
        {
            if (_monorail == null)
                return;
            colorLabel.BackColor = (Color)e.Data.GetData(typeof(Color));
            _monorail.ChangeColor(colorLabel.BackColor);
            DrawMonorail();
        }

        private void colorLabel_DragEnter(object sender, DragEventArgs e)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }

        private void addColorLabel_DragDrop(object sender, DragEventArgs e)
        {
            if ((_monorail == null) || (_monorail is DrawningLocomotive == false))
                return;
            addColorLabel.BackColor = (Color)e.Data.GetData(typeof(Color));
            ((DrawningLocomotive)_monorail).ChangeAddColor(addColorLabel.BackColor);
            DrawMonorail();
        }

        private void addColorLabel_DragEnter(object sender, DragEventArgs e)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }
    }
}