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 c5_4
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        bool drag = false;



        private void pictureBox1_MouseDown(object sender, MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left)
            {
                drag = true;
            }
        }

        private void pictureBox1_MouseMove(object sender, MouseEventArgs e)
        {
            if (drag == true)
            {
                pictureBox1.Location = new Point(pictureBox1.Location.X+ e.X-pictureBox1.Width/2, pictureBox1.Location.Y + e.Y-pictureBox1.Height/2);
            }
        }

        private void pictureBox1_MouseUp(object sender, MouseEventArgs e)
        {
            drag = false;
        }
    }
}