using System; using System.Drawing; using System.Windows.Forms; class CenterImage: Form { Image image = Image.FromFile("Color.jpg"); public static void Main() { Application.Run(new CenterImage()); } public CenterImage() { ResizeRedraw = true; } protected override void OnPaint(PaintEventArgs pea) { DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height); } protected void DoPage(Graphics grfx, Color clr, int cx, int cy) { grfx.PageUnit = GraphicsUnit.Pixel; grfx.PageScale = 1; RectangleF rectf = grfx.VisibleClipBounds; float cxImage = grfx.DpiX * image.Width / image.HorizontalResolution; float cyImage = grfx.DpiY * image.Height / image.VerticalResolution; grfx.DrawImage(image, (rectf.Width - cxImage) / 2, (rectf.Height - cyImage) / 2); } }