public struct Area
{
	public int minX;
	public int minY;
	public int maxX;
	public int maxY;
	public bool xForward;
	public bool yForward;
	public bool Lock;
}

Area Selection;

private void PictureBox6_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
{
	switch (e.Button) {
		case System.Windows.Forms.MouseButtons.Left:
			var _with1 = Selection;
			_with1.xForward = true;
			_with1.yForward = true;
			_with1.minX = e.Location.X;
			_with1.minY = e.Location.Y;
			_with1.Lock = true;
			if (CheckBox8.Checked == false) {
				PictureBox6.Image = My.Resources.Map;
			}
			break;
	}
}

private void PictureBox6_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
{
	if (Selection.Lock == true) {
		var _with2 = Selection;
		if (e.Location.X < 0) {
			_with2.minX = 0;
		} else if (e.Location.Y < 0) {
			_with2.minY = 0;
		} else if (PictureBox6.Width < e.Location.X) {
			_with2.maxX = PictureBox6.Width - 1;
			if (PictureBox6.Height > e.Location.Y) {
				if (e.Location.Y > _with2.minY) {
					if (_with2.yForward == true) {
						_with2.maxY = e.Location.Y;
					} else {
						if (e.Location.Y < _with2.maxY) {
							_with2.minY = e.Location.Y;
						} else {
							_with2.minY = _with2.maxY;
							_with2.maxY = e.Location.Y;
							_with2.yForward = true;
						}
					}
				} else {
					if (_with2.yForward == true) {
						_with2.maxY = _with2.minY;
						_with2.minY = e.Location.Y;
						_with2.yForward = false;
					} else {
						if (_with2.minY <= _with2.maxY) {
							_with2.minY = e.Location.Y;
						} else {
							_with2.maxY = e.Location.Y;
						}
					}
				}
			}
		} else if (PictureBox6.Height < e.Location.Y) {
			_with2.maxY = PictureBox6.Height - 1;
			if (PictureBox6.Width > e.Location.X) {
				if (e.Location.X > _with2.minX) {
					if (_with2.xForward == true) {
						_with2.maxX = e.Location.X;
					} else {
						if (e.Location.X < _with2.maxX) {
							_with2.minX = e.Location.X;
						} else {
							_with2.minX = _with2.maxX;
							_with2.maxX = e.Location.X;
							_with2.xForward = true;
						}
					}
				} else {
					if (_with2.xForward == true) {
						_with2.maxX = _with2.minX;
						_with2.minX = e.Location.X;
						_with2.xForward = false;
					} else {
						if (_with2.minX <= _with2.maxX) {
							_with2.minX = e.Location.X;
						} else {
							_with2.maxX = e.Location.X;
						}
					}
				}
			}
		} else {
			if (e.Location.X > _with2.minX) {
				if (_with2.xForward == true) {
					_with2.maxX = e.Location.X;
				} else {
					if (e.Location.X < _with2.maxX) {
						_with2.minX = e.Location.X;
					} else {
						_with2.minX = _with2.maxX;
						_with2.maxX = e.Location.X;
						_with2.xForward = true;
					}
				}
			} else {
				if (_with2.xForward == true) {
					_with2.maxX = _with2.minX;
					_with2.minX = e.Location.X;
					_with2.xForward = false;
				} else {
					if (_with2.minX <= _with2.maxX) {
						_with2.minX = e.Location.X;
					} else {
						_with2.maxX = e.Location.X;
					}
				}
			}
			if (e.Location.Y > _with2.minY) {
				if (_with2.yForward == true) {
					_with2.maxY = e.Location.Y;
				} else {
					if (e.Location.Y < _with2.maxY) {
						_with2.minY = e.Location.Y;
					} else {
						_with2.minY = _with2.maxY;
						_with2.maxY = e.Location.Y;
						_with2.yForward = true;
					}
				}
			} else {
				if (_with2.yForward == true) {
					_with2.maxY = _with2.minY;
					_with2.minY = e.Location.Y;
					_with2.yForward = false;
				} else {
					if (_with2.minY <= _with2.maxY) {
						_with2.minY = e.Location.Y;
					} else {
						_with2.maxY = e.Location.Y;
					}
				}
			}
		}
		PictureBox1.Refresh();
		PictureBox1.CreateGraphics.FillRectangle(new SolidBrush(Color.FromArgb(128, 255, 0, 0)), new Rectangle(_with2.minX, _with2.minY, _with2.maxX - _with2.minX, _with2.maxY - _with2.minY));
		PictureBox1.CreateGraphics.Dispose();
	}
}

private void PictureBox6_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
{
	if (Selection.Lock == true) {
		//Here you move the image
		Selection.Lock = false;
	}
}