private bool IsAnyNeighbourCellFree(int[,] matrix, IMatrixCell currentCell)
{
int[] directionsRows = { 1, 1, 1, 0, -1, -1, -1, 0 };
int[] directionsCols = { 1, 0, -1, -1, -1, 0, 1, 1 };
for (int i = 0; i < 8; i++)
{
if (currentCell.Row + directionsRows[i] >= matrix.GetLength(0) || currentCell.Row + directionsRows[i] < 0)
{
directionsRows[i] = 0;
}
if (currentCell.Col + directionsCols[i] >= matrix.GetLength(0) || currentCell.Col + directionsCols[i] < 0)
{
directionsCols[i] = 0;
}
}
for (int i = 0; i < 8; i++)
{
if (matrix[currentCell.Row + directionsRows[i], currentCell.Col + directionsCols[i]] == 0)
{
return(true);
}
}
return(false);
}
private IMatrixCell FindNearestFreeCell(int[,] arr, IMatrixCell currentCell)
{
for (int currentRow = 0; currentRow < arr.GetLength(0); currentRow++)
{
for (int currentCol = 0; currentCol < arr.GetLength(0); currentCol++)
{
if (arr[currentRow, currentCol] == 0)
{
currentCell.Row = currentRow;
currentCell.Col = currentCol;
return(currentCell);
}
}
}
return(null);
}
public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
IMatrixCell cell = values[0] as IMatrixCell;
if (cell == null)
{
return(DependencyProperty.UnsetValue);
}
IMatrix matrix = null;
if (values.Length > 1)
{
matrix = values[1] as IMatrix;
}
if (cell.CellType == MatrixCellType.DataCell)
{
if (matrix != null)
{
if (matrix.Size.Width - 1 == cell.GridColumn)
{
return(new Thickness(0d, 0d, 2d, 1d));
}
}
return(new Thickness(0d, 0d, 1d, 1d));
}
IMatrixHeader header = cell as IMatrixHeader;
IMatrixSummaryCell summaryCell = cell as IMatrixSummaryCell;
if (header != null)
{
if (header.CellType == MatrixCellType.Empty)
{
return(new Thickness(0d, 0d, 2d, 2d));
}
if (header.CellType == MatrixCellType.ColumnHeader || header.CellType == MatrixCellType.ColumnsGroupHeader)
{
if (header.GridRow == 0)
{
if (header.ChildrenCount == 0)
{
return(new Thickness(0d, 2d, 1d, 2d));
}
else
{
return(new Thickness(0d, 2d, 1d, 1d));
}
}
else
{
if (header.ChildrenCount == 0)
{
return(new Thickness(0d, 0d, 1d, 2d));
}
else
{
return(new Thickness(0d, 0d, 1d, 1d));
}
}
}
if (header.CellType == MatrixCellType.RowHeader || header.CellType == MatrixCellType.RowsGroupHeader)
{
if (header.GridColumn == 0)
{
if (header.ChildrenCount == 0)
{
return(new Thickness(2d, 0d, 2d, 1d));
}
else
{
return(new Thickness(2d, 0d, 1d, 1d));
}
}
else
{
if (header.ChildrenCount == 0)
{
return(new Thickness(0d, 0d, 2d, 1d));
}
else
{
return(new Thickness(0d, 0d, 1d, 1d));
}
}
}
if (header.CellType == MatrixCellType.ColumnSummaryHeader)
{
if (header.GridRow == 0)
{
return(new Thickness(1d, 2d, 2d, 2d));
}
return(new Thickness(0d, 1d, 1d, 1d));
}
if (header.CellType == MatrixCellType.RowSummaryHeader)
{
if (header.GridColumn == 0)
{
return(new Thickness(2d, 1d, 2d, 2d));
}
return(new Thickness(0d, 1d, 1d, 1d));
}
}
if (summaryCell != null)
{
if (summaryCell.SummaryType == MatrixSummaryType.RowSummary || summaryCell.SummaryType == MatrixSummaryType.RowsGroupSummary)
{
return(new Thickness(2d, 0d, 2d, 2d));
}
if (summaryCell.SummaryType == MatrixSummaryType.ColumnSummary || summaryCell.SummaryType == MatrixSummaryType.ColumnsGroupSummary)
{
return(new Thickness(0d, 2d, 2d, 2d));
}
if (summaryCell.SummaryType == MatrixSummaryType.TotalGroupSummary)
{
return(new Thickness(0d, 0d, 1d, 1d));
}
if (summaryCell.SummaryType == MatrixSummaryType.TotalSummary)
{
return(new Thickness(0d, 0d, 2d, 2d));
}
}
return(DependencyProperty.UnsetValue);
}