Esempio n. 1
0
        public void Draw(IMapDrawable drawable, Rectangle destRect, Rectangle sourceRect)
        {
            IGraphicsDrawable graphicsDrawable = drawable as IGraphicsDrawable;

            graphicsDrawable.Draw(Graphics, destRect, sourceRect);
        }
Esempio n. 2
0
        public override TileData GetTile(TiledMapSession.Key key, IMapRenderer renderer, System.Threading.WaitCallback callback, object state)
        {
            // make sure there's something to blend
            if (mySessions.Count == 0)
            {
                return(null);
            }

            // see if we need to update this tile at all
            int currentBlend = 0;

            if (mySessionBlend.TryGetValue(key, out currentBlend) && currentBlend == myTotalBlend)
            {
                return(TileCache[key]);
            }

            // see how many tiles we can blend
            int canBlend = 0;

            for (int i = 0; i < mySessions.Count; i++)
            {
                if (!mySessionEnabled[i])
                {
                    continue;
                }
                TileData data = mySessions[i].GetTile(key, renderer, callback, state);
                if (data != null && data.Bitmap != null)
                {
                    canBlend++;
                }
            }

            // if there's nothing new to blend, don't
            if (canBlend == currentBlend)
            {
                return(null);
            }

            mySessionBlend[key] = canBlend;

            // get the target bitmap ready
            if (RefreshBitmap == null)
            {
                throw new InvalidOperationException("You must provide a RefreshBitmap");
            }
            StandardBitmap refreshBitmap = RefreshBitmap as StandardBitmap;
            int            width         = refreshBitmap.Width;
            int            height        = refreshBitmap.Height;
            StandardBitmap bitmap        = new StandardBitmap(new Bitmap(width, height));

            using (Graphics graphics = Graphics.FromImage(bitmap.Bitmap))
            {
                refreshBitmap.Draw(graphics, new Rectangle(0, 0, width, height), new Rectangle(0, 0, width, height));
            }

            // draw the bitmaps
            using (Graphics graphics = Graphics.FromImage(bitmap.Bitmap))
            {
                for (int i = 0; i < mySessions.Count; i++)
                {
                    TiledMapSession session = mySessions[i];
                    if (!mySessionEnabled[i])
                    {
                        continue;
                    }
                    TileData tile = mySessions[i].GetTile(key, renderer, callback, state);
                    if (tile == null)
                    {
                        continue;
                    }

                    IGraphicsDrawable tileBitmap = tile.Bitmap as IGraphicsDrawable;
                    tileBitmap.Draw(graphics, new Rectangle(0, 0, 256, 256), new Rectangle(0, 0, 256, 256));

                    if (ClearBlendedTiles && canBlend == myTotalBlend)
                    {
                        tileBitmap.Dispose();
                        mySessions[i].TileCache.Remove(key);
                    }
                }
            }

            TileData ret;

            if (!TileCache.TryGetValue(key, out ret))
            {
                ret = new TileData();
                TileCache.Add(key, ret);
            }
            else if (ret.Bitmap != null)
            {
                ret.Bitmap.Dispose();
                ret.Bitmap = null;
            }

            // TODO: optimize to do a lock/read load
            MemoryStream mem = new MemoryStream();

            bitmap.Bitmap.Save(mem, System.Drawing.Imaging.ImageFormat.Bmp);
            mem.Seek(0, SeekOrigin.Begin);
            ret.Bitmap = myRenderer.LoadBitmap(mem, false);

            return(ret);
        }