internal bool Move(Game2048 game)
{
isMoving = false;
if (checkMerger(game))
{
return(false);
}
if (moveX == 0 && moveY == 0)
{
return(false);
}
Vector2 nextPosition = new Vector2(position.X + moveX, position.Y + moveY);
Rectangle nextBox = game.getTileSquare(new Vector2(nextPosition.X, nextPosition.Y));
if (moveX == 0 && moveY == 0)
{
return(false);
}
bool inBounds = nextBox.X - game.drawMarginSize >= game.drawPosition.X && nextBox.Y - game.drawMarginSize >= game.drawPosition.Y && nextBox.X + nextBox.Width + game.drawMarginSize <= game.drawBoardSize + game.drawPosition.X && nextBox.Y + nextBox.Height + game.drawMarginSize <= game.drawBoardSize + game.drawPosition.Y;
if (!inBounds)
{
snapToGrid();
return(false);
}
Vector2 next = new Vector2(GridPosition.X + (moveX < 0 ? -1 : moveX > 0 ? 1 : 0), GridPosition.Y + (moveY < 0 ? -1 : moveY > 0 ? 1 : 0));
Tile collision = game.Tiles.Find(t => t != this && t.value > 0 && (t.value != value || hasmerged || t.hasmerged) && t.position == t.GridPosition && t.GridPosition == next && getDistance(t.GetCenter(game), GetCenter(game)) <= (t.value == value ? getDistance(t.GetGridCenter(game), GetGridCenter(game)) : getDistance(t.GetGridCenter(game), GetGridCenter(game))));
if (collision is Tile)
{
snapToGrid();
return(false);
}
isMoving = true;
position = nextPosition;
return(true);
}
internal Point GetGridCenter(Game2048 game)
{
return(game.getTileSquare(GridPosition).Center);
}