C#

Luc Pattyn wrote:

3) fill with contour color starting from there (there are some good flood fill articles on CP)

// play sound from a sound resource
Stream stream=type.Assembly.GetManifestResourceStream(resourceName);
int len=(int)stream.Length;
byte[] buf=new byte[len];
stream.Read(buf, 0, len);
GCHandle handle=GCHandle.Alloc(buf);
IntPtr ptr=Marshal.UnsafeAddrOfPinnedArrayElement(buf, 0);
int res=sndPlaySound(ptr, 4);   // SND_MEMORY
handle.Free();

using System.Runtime.InteropServices;
using System.Drawing;

...

public void saveImage(String filename)
        {
            List<byte> byteList = new List<byte>();
            lock (this)
            {
                foreach (int color in m_data)
                {
                    byteList.AddRange(System.BitConverter.GetBytes(color));
                }
            }

            byte[] byteData = byteList.ToArray();
            GCHandle handle = GCHandle.Alloc(byteData); ;
            try
            {
                IntPtr imgDataPtr = Marshal.UnsafeAddrOfPinnedArrayElement(byteData, 0);
                if(imgDataPtr != IntPtr.Zero)
                {
                    Bitmap img = new Bitmap(this.Height, this.Width, byteData.Length, PixelFormat.Format32bppArgb, imgDataPtr);
                    Random rnd = new Random();
                    img.Save(filename, System.Drawing.Imaging.ImageFormat.Tiff);
                }
                else
                {
                    System.Diagnostics.Debugger.Break();
                }
            }
            catch(Exception e)
            {
                System.Diagnostics.Debugger.Break();
            }
            finally
            {
                handle.Free();
            }
        }

class MyOffice : WindowsFormsApplicationBase 
{
	static MyOffice application;
	internal static MyOffice Application
	{
		get
		{
			if (application == null)
				application = new MyOffice();
			return application;
		}
	}

	public MyOffice()
	{
		// Switch it into Multiple SDI mode.
		IsSingleInstance = true;
		// Tell the application to shut down after all forms have closed.
		ShutdownStyle = ShutdownMode.AfterAllFormsClose;
	}

	protected override OnCreateMainForm()
	{
		MainForm = CreateTopLevelWindow(CommandLineArgs);
	}

	// ... and so on.
}