Ejemplo n.º 1
0
        public IList <TileInfo> GetTilesInView(Extent extent, int level)
        {
            IList <TileInfo> infos = new List <TileInfo>();
            TileRange        range = _axis.WorldToTile(extent, level, this);

            infos.Clear();

            for (int x = range.FirstCol; x < range.LastCol; x++)
            {
                for (int y = range.FirstRow; y < range.LastRow; y++)
                {
                    var info = new TileInfo();
                    info.Extent = _axis.TileToWorld(new TileRange(x, y), level, this);
                    info.Index  = new TileIndex(x, y, level);

                    if (WithinSchemaExtent(Extent, info.Extent))
                    {
                        infos.Add(info);
                    }
                }
            }
            return(infos);
        }