private static Int32 GetMaskedValue(DifficultyLevels level)
{
Int32 min;
Int32 max;
switch (level)
{
case DifficultyLevels.VeryEasy: // If the difficulty level is very easy
min = 50; // Number of given is between 50 and 60
max = 60;
break;
case DifficultyLevels.Easy: // If the difficulty level is easy
min = 36; // Number of given is between 36 and 49
max = 49;
break;
case DifficultyLevels.Medium: // If the difficulty level is medium
min = 32; // Number of given is between 32 and 35
max = 35;
break;
case DifficultyLevels.Hard: // If the difficulty level is hard
min = 28; // Number of given is between 28 and 31
max = 31;
break;
default: // Default is expert level.
min = 22; // Number of given is between 22 and 27
max = 27;
break;
}
return(RandomClass.GetRandomInt(min, max)); // Return a random number between the min and max
}
private void GenerateGrid()
{
List <Int32>[] available = InitializeArray(); // Initialize the list
Int32 index = 0; // Set the index pointer to zero
do
{
if (available[index].Count > 0) // If more number available
{
Int32 i = RandomClass.GetRandomInt(available[index].Count); // Get a random number
CellClass item = new CellClass(index, available[index][i]); // Create a new
if (Conflicts(item)) // Any conflicts with existing cells?
{
available[index].RemoveAt(i); // Yes, remove it from the available list
item = null; // Clear the CellClass pointer
}
else
{ // No conflicts
_cells[index] = item; // Save the CellClass to the array
item = null; // Clear the CellClass pointer
available[index].RemoveAt(i); // Remove it from the available list
index++; // Increment the index pointer
}
}
else
{ // No more number available
available[index] = InitArray(); // Re-initialize the available list
index--; // To back one spot
_cells[index] = null; // Clear the array pointer
}
} while (index < 81); // Keep looping until there are no more cells to process
}
private static void CheckInstance()
{
if (_instance == null) // Is the instance variable null?
{
lock (_instanceLock) // Yes, obtain a lock on the instance object
{
if (_instance == null) // Check if the instance variable is null again
{
_instance = new RandomClass(); // Instantiate a Random class
_instance.InitInstance(); // Initialize the instance
}
}
}
}
private static CellIndex FindRandomCell(List <CellClass> list)
{
Int32 index = RandomClass.GetRandomInt(list.Count - 1); // Find a random cell in the list
return(list[index].CellIndex); // Return the CellIndex of the selected cell
}
