[이미지] C# PictureBox 움직이기

PictureBOX를 마우스를 이용해서 이리저리 폼 위에서 옮기기

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.IO;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;

namespace MoveinPictureBox

{

    public partial class Form1 : Form

    {

        Boolean isPositionCurseurImageSet = false;

        Point positionCurseurImage = new Point(0, 0);

        public Form1()

        {

            InitializeComponent();

            this.pictureBox1.Cursor = Cursors.Hand;

        }

        private void pictureBox1_MouseDown(object sender, MouseEventArgs e)

        {

            this.pictureBox1.Cursor = Cursors.Hand;

            if (!isPositionCurseurImageSet)

                this.positionCurseurImage = this.pictureBox1.PointToClient(Cursor.Position);

            isPositionCurseurImageSet = true;

        }

        private void pictureBox1_MouseMove(object sender, MouseEventArgs e)

        {

            if (e.Button == MouseButtons.Left)

            {

                this.pictureBox1.Top += e.Y - this.positionCurseurImage.Y;

                this.pictureBox1.Left += e.X - this.positionCurseurImage.X;

            }

        }

        private void pictureBox1_MouseUp(object sender, MouseEventArgs e)

        {

            isPositionCurseurImageSet = false;

        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)

        {

            //cleanup

            if (this.pictureBox1.Image != null)

                this.pictureBox1.Image.Dispose();

        }

        private void openFileDialog1_FileOk(object sender, CancelEventArgs e)

        {

            try

            {

                pictureBox1.Image = new Bitmap(openFileDialog1.FileName);

            }

            catch (Exception ex)

            {

                MessageBox.Show(ex.Message);

            }

        }

        private void button1_Click(object sender, EventArgs e)

        {

            openFileDialog1.InitialDirectory = Application.StartupPath;

            openFileDialog1.ShowDialog();

        }

    }

}

MoveinPictureBox.zip