// Return a copy of this tile grid.
public TileGrid Duplicate()
{
TileGrid duplicate = new TileGrid(size, layerCount);
// Duplicate tiles.
for (int x = 0; x < size.X; x++)
{
for (int y = 0; y < size.Y; y++)
{
for (int i = 0; i < layerCount; i++)
{
TileGridTile tile = tiles[x, y, i];
if (tile.Tile != null && tile.Location == new Point2I(x, y))
{
TileDataInstance tileCopy = new TileDataInstance();
tileCopy.Clone(tile.Tile);
duplicate.PlaceTile(tileCopy, x, y, i);
}
}
}
}
// Duplicate event tiles.
foreach (EventTileDataInstance eventTile in eventTiles)
{
EventTileDataInstance copy = new EventTileDataInstance();
copy.Clone(eventTile);
duplicate.AddEventTile(copy);
}
return(duplicate);
}
public void RemoveTile(int x, int y, int layer)
{
TileGridTile tile = tiles[x, y, layer];
if (tile.Tile != null)
{
RemoveTile(tile);
}
}
public TileDataInstance GetTileIfAtLocation(int x, int y, int layer)
{
TileGridTile tile = tiles[x, y, layer];
if (tile.Location.X == x && tile.Location.Y == y && tile.Layer == layer)
{
return(tile.Tile);
}
return(null);
}
private void RemoveTile(TileGridTile tile)
{
Point2I size = tile.Tile.Size;
for (int x = 0; x < size.X; x++)
{
for (int y = 0; y < size.Y; y++)
{
Point2I loc = new Point2I(tile.Location.X + x, tile.Location.Y + y);
if (loc.X < Width && loc.Y < Height)
{
tiles[loc.X, loc.Y, tile.Layer].Set(null, loc.X, loc.Y, tile.Layer);
}
}
}
}
public void RemoveTile(TileDataInstance tile)
{
if (tile == null)
{
return;
}
for (int x = 0; x < size.X; x++)
{
for (int y = 0; y < size.Y; y++)
{
for (int i = 0; i < layerCount; i++)
{
TileGridTile t = tiles[x, y, i];
if (t.Tile == tile)
{
RemoveTile(t);
return;
}
}
}
}
}
public void PlaceTile(TileDataInstance tile, Point2I location, int layer)
{
Point2I size = tile.Size;
for (int x = 0; x < size.X; x++)
{
for (int y = 0; y < size.Y; y++)
{
Point2I loc = new Point2I(location.X + x, location.Y + y);
if (loc.X < Width && loc.Y < Height)
{
// Remove existing tile.
TileGridTile t = tiles[loc.X, loc.Y, layer];
if (t.Tile != null)
{
RemoveTile(t);
}
tiles[loc.X, loc.Y, layer].Set(tile, location.X, location.Y, layer);
}
}
}
}
public IEnumerable <BaseTileDataInstance> GetTiles()
{
// Iterate tiles.
for (int x = 0; x < size.X; x++)
{
for (int y = 0; y < size.Y; y++)
{
for (int i = 0; i < layerCount; i++)
{
TileGridTile tile = tiles[x, y, i];
if (tile.Tile != null && tile.Location == new Point2I(x, y))
{
yield return(tile.Tile);
}
}
}
}
// Iterate event tiles.
foreach (EventTileDataInstance eventTile in eventTiles)
{
yield return(eventTile);
}
}
private void RemoveTile(TileGridTile tile)
{
Point2I size = tile.Tile.Size;
for (int x = 0; x < size.X; x++) {
for (int y = 0; y < size.Y; y++) {
Point2I loc = new Point2I(tile.Location.X + x, tile.Location.Y + y);
if (loc.X < Width && loc.Y < Height)
tiles[loc.X, loc.Y, tile.Layer].Set(null, loc.X, loc.Y, tile.Layer);
}
}
}