/// <summary>
/// Check to see if the dead map hint applies
/// </summary>
/// <param name="context"></param>
public void Check(DeadMapState context)
{
foreach (VectorInt checkLocation in checkLocations)
{
int cx = checkLocation.X;
int cy = checkLocation.Y;
if (CheckMatchAtLocation(context, cx, cy))
{
// All criteria passed
// Mark all crates as dead
for (int hintY = 0; hintY < hint.GetLength(1); hintY++)
for (int hintX = 0; hintX < hint.GetLength(0); hintX++)
{
if (hint[hintX, hintY] == HintCell.CrateNotGoal) context[cx + hintX, cy + hintY] = true;
}
// Increase the hints
context.DeadMapAnalysis.StaticAnalysis.Controller.Stats.HintsUsed.Increment();
}
}
}
/// <summary>
/// Perform the full check at a location
/// </summary>
/// <param name="context"></param>
/// <param name="cx"></param>
/// <param name="cy"></param>
/// <returns></returns>
bool CheckMatchAtLocation(DeadMapState context, int cx, int cy)
{
for (int hintY = 0; hintY < hint.GetLength(1); hintY++)
for (int hintX = 0; hintX < hint.GetLength(0); hintX++)
{
switch (hint[hintX, hintY])
{
case (HintCell.Floor):
if (!context.StaticAnalysis.FloorMap[cx + hintX, cy + hintY]) return false;
break;
case (HintCell.Wall):
if (!context.WallMap[cx + hintX, cy + hintY]) return false;
break;
case (HintCell.CrateNotGoal):
if (!(context.CrateMap[cx + hintX, cy + hintY] && !context.GoalMap[cx + hintX, cy + hintY])) return false;
break;
case (HintCell.CrateGoalOrCrateNonGoal):
if (!(context.CrateMap[cx + hintX, cy + hintY])) return false;
break;
case (HintCell.DeadStatic):
// Dead cannot be in the move map
if (context.MoveMap[cx + hintX, cy + hintY]) return false;
// Static deadmap or dynamic dead map
if (!context.StaticAnalysis.DeadMap[cx + hintX, cy + hintY] &&
!context[cx + hintX, cy + hintY]) return false;
break;
case (HintCell.Ignore):
break;
default:
throw new InvalidDataException("Hint char is invalid:" + hint[hintX, hintY]);
}
}
return true;
}