示例#1
0
        public static Image GetImageById(string imageId)
        {
            Bitmap returnvalue = null;

            try
            {
                var path = ImagePath + imageId + ".";
                if (!imageCache.TryGetValue(path, out returnvalue))
                {
                    if (File.Exists(path + "jpg"))
                    {
                        returnvalue = (Bitmap)CT_Helper.resizeImage(Image.FromFile(path + "jpg", true), bitmapSize);
                    }
                    else if (File.Exists(path + "jpeg"))
                    {
                        returnvalue = (Bitmap)CT_Helper.resizeImage(Image.FromFile(path + "jpeg", true), bitmapSize);
                    }

                    imageCache.Add(path, returnvalue);
                }
            }
            catch (Exception)
            {
            }

            return(returnvalue);
        }
示例#2
0
        public Image DrawImage(Size size)
        {
            Dictionary <String, Bitmap> cache = new Dictionary <string, Bitmap>();
            Bitmap   returnvalue = new Bitmap(size.Width, size.Height, PixelFormat.Format32bppPArgb);
            Graphics g           = Graphics.FromImage(returnvalue);

            for (var x = 0; x < MapGrid.GridElementCollection.Length; x++)
            {
                var row = MapGrid.GridElementCollection[x];
                for (var y = 0; y < row.Length; y++)
                {
                    Bitmap image;
                    var    gridElement = row[y];

                    var elementWidth  = (int)(Math.Ceiling((MapGrid.Width / row.Length) * getScaleFactorWidth(size.Width)));
                    var elementHeight = (int)(Math.Ceiling((MapGrid.Height / MapGrid.GridElementCollection.Length) * getScaleFactorHeight(size.Height)));


                    if (!cache.TryGetValue(gridElement.ImageId, out image))
                    {
                        image = (Bitmap)MapParser.GetImageById(gridElement.ImageId);
                        image = (Bitmap)CT_Helper.resizeImage(image, new Size(elementWidth, elementHeight));
                        cache.Add(gridElement.ImageId, image);
                    }


                    //image = (Bitmap)image.GetThumbnailImage(elementWidth, elementHeight, null, IntPtr.Zero);

                    g.DrawImageUnscaled(image, elementWidth * x, elementHeight * y);

                    /*   for (var bx = 0; bx < elementWidth; bx++)
                     * {
                     *     for (var by = 0; by < elementHeight; by++)
                     *     {
                     *         var cl = image.GetPixel(bx, by);
                     *         returnvalue.SetPixel(bx + (elementWidth * x), by + (elementHeight * y), cl);
                     *     }
                     * }  */
                }
            }

            return(returnvalue);
        }