public void FillTiles(Point startPoint, NormalBrush brush)
{
var applyList = new HashSet<Texture2D>();
var queue = new Queue<Point>();
queue.Enqueue(startPoint);
var targetTile = _tilerMap.GetTileFromWorldTile(startPoint, true);//.Properties.ID;
if (targetTile == null) return;
var targetProperty = targetTile.Properties;
var replacementID = brush.GetBrush(startPoint.X, startPoint.Y);
// Already match, just return
if (replacementID.Properties.Equals(targetProperty))
return;
while (queue.Count > 0)
{
var p = queue.Dequeue();
var tile = _tilerMap.GetTileFromWorldTile(p);
if (tile != null && tile.Properties.Equals(targetProperty))
{
var changedTexture = ChangeTile(p, replacementID);
applyList.Add(changedTexture);
var left = new Point(p.X - 1, p.Y);
queue.Enqueue(left);
var right = new Point(p.X + 1, p.Y);
queue.Enqueue(right);
var bottom = new Point(p.X, p.Y - 1);
queue.Enqueue(bottom);
var top = new Point(p.X, p.Y + 1);
queue.Enqueue(top);
}
}
// Apply any changes
foreach (var t in applyList)
{
t.Apply();
}
}
private NormalBrush GetBrush(IEnumerable<Tileset> tilesets, Tile tile, int textureSize)
{
var c = tile.Collision;
var collision = new bool[c.Length];
Array.Copy(c, collision, c.Length);
var id = tile.Properties.ID;
var setID = (int) (id >> 32);
Tileset ts = null;
// Find matching tileset
// ReSharper disable LoopCanBeConvertedToQuery
foreach (var t in tilesets)
// ReSharper restore LoopCanBeConvertedToQuery
{
if (t.TilesetID == setID)
{
ts = t;
break;
}
}
TileTexture tt = null;
if (ts)
{
// Find matching tile
tt = ts.Assets.Find(a => a.ID == id);
}
if (tt == null)
{
tt = TileTexture.None;
}
var brush = new NormalBrush(textureSize, tt);
for (var i = 0; i < 4; i++)
{
if (brush.GetBrush().Properties.Rot == tile.Properties.Rot)
break;
brush.Rotate();
}
return brush;
}
public void ReplaceTiles(Point startPoint, NormalBrush brush)
{
var applyList = new HashSet<Texture2D>();
var targetTile = _tilerMap.GetTileFromWorldTile(startPoint, true);//.Properties.ID;
if (targetTile == null) return;
var targetProperty = targetTile.Properties;
var replacementID = brush.GetBrush(startPoint.X, startPoint.Y);
// Already match, just return
if (replacementID.Properties.Equals(targetProperty))
return;
foreach (var cell in _tilerMap.Cells)
{
for (int index = 0; index < cell.Tiles.Length; index++)
{
var tile = cell.Tiles[index];
if (tile.Properties.Equals(targetProperty))
{
var p = new Point
{
X = index%_tilerMap.TilesPerCell,
Y = index/_tilerMap.TilesPerCell
};
var changedTexture = ChangeTile(cell, p, replacementID);
applyList.Add(changedTexture);
}
}
}
// Apply any changes
foreach (var t in applyList)
{
t.Apply();
}
}