public CairoImageSurface(int width, int heigth, CairoFormat format)
{
surface = cairo_image_surface_create ((int)format, width, heigth);
if (surface == IntPtr.Zero)
throw new ArgumentException ("could not create surface");
int status = cairo_surface_status (surface);
if (status != 0) {
Dispose ();
throw new ArgumentException ("could not create surface");
}
}
public static extern IntPtr cairo_image_surface_create(CairoFormat format, int width, int height);
