/// <summary>
/// Gets the index of the ingredient.
/// </summary>
/// <param name="cellIdx">Index of the cell.</param>
/// <param name="rowsCount">The rows count.</param>
/// <param name="columnsCount">The columns count.</param>
/// <param name="source">The source.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentOutOfRangeException">source;null</exception>
public static int GetCellIndex(int cellIdx, int rowsCount, int columnsCount, TravelSource source = TravelSource.TopLeft)
{
int rowIdx = cellIdx / columnsCount;
int columnIdx = cellIdx % columnsCount;
return(GetCellIndex(rowIdx, columnIdx, rowsCount, columnsCount, source));
}
/// <summary>
/// Returns an enumerator that iterates through the collection.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="skip">The skip.</param>
/// <returns>
/// A <see cref="T:System.Collections.Generic.IEnumerator`1" /> that can be used to iterate through the collection.
/// </returns>
public IEnumerable <PizzaCell> GetEnumerator(TravelSource source, int skip = 0)
{
for (int idx = skip; idx < Cells.Length; idx++)
{
yield return(Cells[GetCellIndex(idx, source)]);
}
/*for(int rowIdx = 0; rowIdx < Rows; rowIdx++) {
* for(int columnIdx = 0; columnIdx < Columns; columnIdx++) {
* yield return Cells[GetCellIndex(rowIdx, columnIdx, source)];
* }
* }*/
}
/// <summary>
/// Gets the cells.
/// </summary>
/// <param name="source">The source.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentOutOfRangeException">source;null</exception>
public PizzaCell[] GetCells(TravelSource source = TravelSource.TopLeft)
{
switch (source)
{
case TravelSource.TopLeft:
return(Cells);
case TravelSource.BottomRight:
return(_bottomRight ?? (_bottomRight = GetEnumerator(source).ToArray()));
case TravelSource.TopRight:
return(_topRight ?? (_topRight = GetEnumerator(source).ToArray()));
case TravelSource.BottomLeft:
return(_bottomLeft ?? (_bottomLeft = GetEnumerator(source).ToArray()));
default:
throw new ArgumentOutOfRangeException("source", source, null);
}
}
/// <summary>
/// Gets the cell.
/// </summary>
/// <param name="source">The source.</param>
/// <returns></returns>
public PizzaCell GetCell(TravelSource source)
{
switch (source)
{
case TravelSource.TopLeft:
return(GetTopLeftCell());
case TravelSource.BottomRight:
return(GetBottomRightCell());
case TravelSource.TopRight:
return(GetTopRightCell());
case TravelSource.BottomLeft:
return(GetBottomLeftCell());
default:
throw new ArgumentOutOfRangeException("source", source, null);
}
}
/// <summary>
/// Gets the cell.
/// </summary>
/// <param name="cellIdx">Index of the cell.</param>
/// <param name="source">The source.</param>
/// <returns></returns>
public PizzaCell GetCell(int cellIdx, TravelSource source = TravelSource.TopLeft)
{
return(Cells.Get(cellIdx, RowsCount, ColumnsCount, source));
}
/// <summary>
/// Gets the row.
/// </summary>
/// <param name="rowIdx">Index of the row.</param>
/// <param name="source">The start.</param>
/// <returns></returns>
public IEnumerable <PizzaCell> GetRow(int rowIdx, TravelSource source = TravelSource.TopLeft)
{
return(Cells.GetRow(rowIdx, RowsCount, ColumnsCount, source));
}
/// <summary>
/// Gets the cell.
/// </summary>
/// <param name="rowIdx">Index of the row.</param>
/// <param name="columnIdx">Index of the column.</param>
/// <param name="source">The source.</param>
/// <returns></returns>
public Ingredient GetIngredient(int rowIdx, int columnIdx, TravelSource source = TravelSource.TopLeft)
{
return(GetCell(rowIdx, columnIdx, source).Ingredient);
}
/// <summary>
/// Gets the index of the ingredient.
/// </summary>
/// <param name="cellIdx">Index of the cell.</param>
/// <param name="source">The source.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentOutOfRangeException">source;null</exception>
public int GetCellIndex(int cellIdx, TravelSource source)
{
return(BoardExtensions.GetCellIndex(cellIdx, ColumnsCount, RowsCount, source));
}
/// <summary>
/// Gets the index of the ingredient.
/// </summary>
/// <param name="rowIdx">Index of the row.</param>
/// <param name="columnIdx">Index of the column.</param>
/// <param name="rowsCount">The rows count.</param>
/// <param name="columnsCount">The columns count.</param>
/// <param name="source">The source.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentOutOfRangeException">source;null</exception>
public static int GetCellIndex(int rowIdx, int columnIdx, int rowsCount, int columnsCount, TravelSource source = TravelSource.TopLeft)
{
switch (source)
{
case TravelSource.TopLeft:
return((rowIdx * columnsCount) + columnIdx);
case TravelSource.BottomRight:
return(((rowsCount - 1 - rowIdx) * columnsCount) + (columnsCount - 1 - columnIdx));
case TravelSource.TopRight:
return((rowIdx * columnsCount) + (columnsCount - 1 - columnIdx));
case TravelSource.BottomLeft:
return(((rowsCount - 1 - rowIdx) * columnsCount) + columnIdx);
default:
throw new ArgumentOutOfRangeException("source", source, null);
}
}
/// <summary>
/// Gets the specified column index.
/// </summary>
/// <typeparam name="TItem">The type of the item.</typeparam>
/// <param name="items">The items.</param>
/// <param name="idx">The index.</param>
/// <param name="rowsCount">The rows count.</param>
/// <param name="columnsCount">The columns count.</param>
/// <param name="source">The source.</param>
/// <returns></returns>
public static TItem Get <TItem>(this IList <TItem> items, int idx, int rowsCount, int columnsCount, TravelSource source = TravelSource.TopLeft)
{
return(items[GetCellIndex(idx, rowsCount, columnsCount, source)]);
}
/// <summary>
/// Gets the row.
/// </summary>
/// <typeparam name="TItem">The type of the item.</typeparam>
/// <param name="items">The items.</param>
/// <param name="rowIdx">Index of the row.</param>
/// <param name="rowsCount">The rows count.</param>
/// <param name="columnsCount">The columns count.</param>
/// <param name="source">The start.</param>
/// <returns></returns>
public static IEnumerable <TItem> GetRow <TItem>(this IList <TItem> items, int rowIdx, int rowsCount, int columnsCount, TravelSource source = TravelSource.TopLeft)
{
for (int columnIdx = 0; columnIdx < columnsCount; columnIdx++)
{
yield return(items[GetCellIndex(rowIdx, columnIdx, rowsCount, columnsCount, source)]);
}
}
/// <summary>
/// Return cells orders from.
/// </summary>
/// <param name="cells">The cells.</param>
/// <param name="source">The source.</param>
/// <returns></returns>
public static IEnumerable <PizzaCell> OrderFrom(this IEnumerable <PizzaCell> cells, TravelSource source)
{
switch (source)
{
case TravelSource.TopLeft:
return(cells.OrderBy(c => c.Y).ThenBy(c => c.X));
case TravelSource.BottomRight:
return(cells.OrderByDescending(c => c.Y).ThenByDescending(c => c.X));
case TravelSource.TopRight:
return(cells.OrderBy(c => c.Y).ThenByDescending(c => c.X));
case TravelSource.BottomLeft:
return(cells.OrderByDescending(c => c.Y).ThenBy(c => c.X));
default:
throw new ArgumentOutOfRangeException("source", source, null);
}
}
/// <summary>
/// Gets the top right point.
/// </summary>
/// <param name="cells">The cells.</param>
/// <param name="source">The source.</param>
/// <returns></returns>
public static PizzaCell Get(this IEnumerable <PizzaCell> cells, TravelSource source)
{
return(cells.OrderFrom(source).First());
}
