public Sudoku(SudokuReadData readFunc, SudokuWriteData writeFunc, SolveProcessCallback procCallback)
{
if (readFunc == null || writeFunc == null)
{
throw new Exception("read function and write function should not be null!");
}
IntPtr readPtr = Marshal.GetFunctionPointerForDelegate(new SudokuLib.SudokuReadData((IntPtr data, int row, int col) =>
{
return(readFunc.Invoke(row, col));
}));
IntPtr writePtr = Marshal.GetFunctionPointerForDelegate(new SudokuLib.SudokuWriteData((IntPtr data, int row, int col, int value, int type) =>
{
writeFunc.Invoke(row, col, value, (SolveType)type);
}));
IntPtr solvePtr = Marshal.GetFunctionPointerForDelegate(new SudokuLib.SolveProcessCallback((IntPtr data, IntPtr proc) =>
{
if (procCallback == null)
{
return;
}
SolveProcedure procedure = (SolveProcedure)Marshal.PtrToStructure(proc, typeof(SolveProcedure));
procCallback.Invoke(procedure);
}));
sudo = SudokuLib.CreateSudoku(readPtr, writePtr, solvePtr, IntPtr.Zero);
}
