public static IReplayableOperation CreateLiftAreaOperation(IMapModel map, int x, int y, int width, int height)
{
// copy the target area to a new tile
var tile = new MapTile(width, height);
GridMethods.Copy(map.Tile.TileGrid, tile.TileGrid, x, y, 0, 0, width, height);
GridMethods.Copy(map.Tile.HeightGrid, tile.HeightGrid, x * 2, y * 2, 0, 0, width * 2, height * 2);
var positionedTile = new Positioned <IMapTile>(tile, new Point(x, y));
var addOp = new AddFloatingTileOperation(map, positionedTile);
var clearBitmapOp = new FillAreaOperation <Bitmap>(map.Tile.TileGrid, x, y, width, height, Globals.DefaultTile);
var clearHeightOp = new FillAreaOperation <int>(map.Tile.HeightGrid, x * 2, y * 2, width * 2, height * 2, 0);
return(new CompositeOperation(addOp, clearBitmapOp, clearHeightOp));
}
public CopyAreaOperation(IGrid <T> source, IGrid <T> destination, int sourceX, int sourceY, int destX, int destY, int width, int height)
{
this.source = source;
this.destination = destination;
this.sourceX = sourceX;
this.sourceY = sourceY;
this.destX = destX;
this.destY = destY;
this.width = width;
this.height = height;
this.oldContents = new Grid <T>(width, height);
GridMethods.Copy(destination, this.oldContents, destX, destY, 0, 0, width, height);
}
public void Undo()
{
GridMethods.Copy(this.oldContents, this.destination, this.destX, this.destY);
}
public void Execute()
{
GridMethods.Copy(this.source, this.destination, this.sourceX, this.sourceY, this.destX, this.destY, this.width, this.height);
}
public void Undo()
{
GridMethods.Copy(this.oldContents, this.target, this.x, this.y);
}
public void Execute()
{
this.oldContents = new Grid <T>(this.width, this.height);
GridMethods.Copy(this.target, this.oldContents, this.x, this.y, 0, 0, this.width, this.height);
GridMethods.Fill(this.target, this.x, this.y, this.width, this.height, this.fillValue);
}