ARCed.Controls.MapSourceSelectorPanel.PictureBoxTilesetMouseMove C# (CSharp) Метод

        private void PictureBoxTilesetMouseMove(object sender, MouseEventArgs e)
        {
            if (Image != null)
            {
                int x = e.X.Clamp(0, Image.Width);
                int y = e.Y.Clamp(0, Image.Height);
                if (_mouseDown && _selectionActive)
                {
                    _endPoint.X = x;
                    _endPoint.Y = y;
                }
                this.RefreshSelection();
            }
        }