ExcelDna.Integration.DnaLibrary.GetImage C# (CSharp) Method

        public Bitmap GetImage(string imageId)
        {
            // We expect these to be small images.

            // First check if imageId is in the DnaLibrary's Image list.
            // DOCUMENT: Case sensitive match.
            foreach (Image image in Images)
            {
                if (image.Name == imageId && image.Path != null)
                {
                    byte[] imageBytes = null;
                    System.Drawing.Image imageLoaded;
                    if (image.Path.StartsWith("packed:"))
                    {
                        string resourceName = image.Path.Substring(7);
                        imageBytes = ExcelIntegration.GetImageBytes(resourceName);
                    }
                    else
                    {
                        string imagePath = ResolvePath(image.Path);
                        if (imagePath == null)
                        {
                            // This is the image but we could not find it !?
                            Debug.Print("DnaLibrary.LoadImage - For image {0} the path resolution failed: {1}", image.Name, image.Path);
                            return null;
                        }
                        imageBytes = File.ReadAllBytes(imagePath);
                    }
                    using (MemoryStream ms = new MemoryStream(imageBytes, false))
                    {
                        imageLoaded = System.Drawing.Image.FromStream(ms);
                        if (imageLoaded is Bitmap)
                        {
                            return (Bitmap)imageLoaded;
                        }
                        Debug.Print("Image {0} read from {1} was not a bitmap!?", image.Name, image.Path);
                    }
                }
            }
            return null;
        }