LayoutFarm.Demo.DemoForm.TryLoadResourceImage C# (CSharp) Method

        PixelFarm.Drawing.Image TryLoadResourceImage(string src)
        {
            System.Drawing.Bitmap image;
            if (!_imageCache.TryGetValue(src, out image))
            {
                switch (src.ToLower())
                {
                    case "htmlicon":
                        image = HtmlRenderer.Demo.Resource.html32;
                        break;
                    case "staricon":
                        image = HtmlRenderer.Demo.Resource.favorites32;
                        break;
                    case "fonticon":
                        image = HtmlRenderer.Demo.Resource.font32;
                        break;
                    case "commenticon":
                        image = HtmlRenderer.Demo.Resource.comment16;
                        break;
                    case "imageicon":
                        image = HtmlRenderer.Demo.Resource.image32;
                        break;
                    case "methodicon":
                        image = HtmlRenderer.Demo.Resource.method16;
                        break;
                    case "propertyicon":
                        image = HtmlRenderer.Demo.Resource.property16;
                        break;
                    case "eventicon":
                        image = HtmlRenderer.Demo.Resource.Event16;
                        break;
                }
                //----------------------------------
                if (image != null)
                {
                    //cache
                    _imageCache[src] = image;
                }
                else
                {
                    //load local image ?
                    string fullImageFileName = this.htmlRootFolder + "\\" + src;
                    if (File.Exists(fullImageFileName))
                    {
                        image = new Bitmap(fullImageFileName);
                        //cache
                        _imageCache[src] = image;
                    }
                }
                //----------------------------------
            }
            return DemoBase.LoadBitmap(image);
        }