CairoSamples.Form1.imageToolStripMenuItem_Click C# (CSharp) Метод

        private void imageToolStripMenuItem_Click(object sender, EventArgs e)
        {
            lastSelected = "image";
            OnPaintAction = cr =>
            {
                int w, h;
                ImageSurface image;

                image = new ImageSurface(romedalenPngData);
                w = image.Width;
                h = image.Height;

                cr.Translate(128.0, 128.0);
                cr.Rotate(45 * Math.PI / 180);
                cr.Scale(256.0 / w, 256.0 / h);
                cr.Translate(-0.5 * w, -0.5 * h);

                cr.SetSource(image, 0, 0);
                cr.Paint();
                image.Dispose();
            };

            Invalidate();
        }