internal static Line Row(int index, GridLine segment1, GridLine segment2, GridLine segment3)
{
return(new Line(index, segment1, segment2, segment3)
{
lineType = LineType.Row
});
}
internal static Line Column(int index, GridLine segment1, GridLine segment2, GridLine segment3)
{
return(new Line(index, segment1, segment2, segment3)
{
lineType = LineType.Column
});
}
internal Grid(Sudoku sudoku, int index)
{
this.sudoku = sudoku;
this.index = index;
var elements = Enumerable.Range(0, 9)
.Select(item => new Element(index, item))
.ToArray();
var rows = new GridLine[3]
{
GridLine.Row(this, 0, elements[0], elements[1], elements[2]),
GridLine.Row(this, 1, elements[3], elements[4], elements[5]),
GridLine.Row(this, 2, elements[6], elements[7], elements[8])
};
this.row1 = rows[0];
this.row2 = rows[1];
this.row3 = rows[2];
this.rows = rows;
var columns = new GridLine[3]
{
GridLine.Column(this, 0, elements[0], elements[3], elements[6]),
GridLine.Column(this, 1, elements[1], elements[4], elements[7]),
GridLine.Column(this, 2, elements[2], elements[5], elements[8])
};
this.column1 = columns[0];
this.column2 = columns[1];
this.column3 = columns[2];
this.columns = columns;
this.elements = elements;
}
private Line(int index, GridLine segment1, GridLine segment2, GridLine segment3)
{
this.index = index;
this.segments = new GridLine[3] {
segment1, segment2, segment3
};
this.elements = new Element[9]
{
segment1.Element1, segment1.Element2, segment1.Element3,
segment2.Element1, segment2.Element2, segment2.Element3,
segment3.Element1, segment3.Element2, segment3.Element3
};
this.segment1 = segment1;
this.segment2 = segment2;
this.segment3 = segment3;
}
