Partial Image Rotate
using System; using System.Drawing; using System.Windows.Forms; class PartialImageRotate: Form { Image image = Image.FromFile("Color.jpg"); public static void Main() { Application.Run(new PartialImageRotate()); } public PartialImageRotate() { 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) { Point[] aptDst = { new Point(0, cy / 2), new Point(cx / 2, 0), new Point(cx / 2, cy) }; Rectangle rectSrc = new Rectangle(95, 5, 50, 55); grfx.DrawImage(image, aptDst, rectSrc, GraphicsUnit.Pixel); } }