using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace DrawingApplication
{

public partial class frmMain : Form, MainInterface
{
   bool isMouseDown = false;
   Point Location1;
   Point Location2;
   Rectangle rect;

   Shape currentShape;

   public frmMain()
   {
         InitializeComponent();
   }

   private void setDefaultShape()
   {
         currentShape = new Shape()
         {
            Type = ShapeType.Rectangle,
            X = 0,
            Y = 0,
            Width = 100,
            Height = 100,
            Pen = PenType.Solid,
            PenColor = Color.Black,
            Brush = BrushType.Solid,
            BrushColor = Color.Black
         };
         updateStatusLabel();
   }

   private void frmMain_Load(object sender, EventArgs e)
   {
         setDefaultShape();

         btnRectangle.BackColor = Color.FromArgb(179, 215, 243);
         btnSolidBrush.BackColor = Color.FromArgb(179, 215, 243);
         btnSolidPen.BackColor = Color.FromArgb(179, 215, 243);

   }

   private void updateStatusLabel()
   {

         lblStatus.Text = $"Current Settings: --> {currentShape.ShortenParameters()}";
   }

   private void oathToolStripMenuItem_Click(object sender, EventArgs e)
   {
         handleOath();
   }

   private void aboutToolStripMenuItem_Click(object sender, EventArgs e)
   {
         handleAbout();
   }

   public void handleShapes(int i)
   {
         switch (i)
         {
            case 1:
               if (openFileDialog.ShowDialog() == DialogResult.OK)
               {
                     string fileName = openFileDialog.FileName;
                     try
                     {
                        string line = File.ReadAllText(fileName);
                        string[] parts = line.Split(',');
                        string shape = parts[0];
                        ShapeType shapeType = ShapeType.Ellipse;
                        PenType penType = PenType.Solid;
                        BrushType brushType = BrushType.Solid;
                        bool shapeOK = false;
                        bool penOK = false;
                        bool brushOK = false;
                        foreach (ShapeType val in Enum.GetValues(typeof(ShapeType)))
                        {
                           if (val.Equals(shape))
                           {
                                 shapeType = val;
                                 shapeOK = true;
                           }
                        }

Description In our discussions of dynamic memory management we dis...