/// <summary>
/// Replace a room template with a smaller one. Aligns new template with old door.
/// This should only be called on dead-ends
/// Enforces that replacement rooms can only override floor areas of old rooms (helping to avoid some breakage)
/// </summary>
public bool ReplaceRoomTemplate(int roomToReplaceIndex, Connection existingRoomConnection, RoomTemplate replacementRoom, int replaceRoomDoorIndex)
{
var templateToReplace = templates[roomToReplaceIndex];
if (templateToReplace.PotentialDoors.Count() > 1)
{
throw new ApplicationException("Can't replace rooms with >1 doors");
}
var doorToConnection = GetDoorForConnection(existingRoomConnection);
Tuple <TemplatePositioned, Point> replacementRoomTuple = RoomTemplateUtilities.AlignRoomOverlapping(replacementRoom, roomToReplaceIndex, templateToReplace,
replaceRoomDoorIndex, doorToConnection.DoorIndexInRoom);
var replacementRoomTemplate = replacementRoomTuple.Item1;
//Check if the overlapping room can be placed
if (!mapBuilder.CanBePlacedOverlappingOtherTemplates(replacementRoomTemplate))
{
return(false);
}
//Blank the old room area
var voidedOldRoomTemplate = RoomTemplateUtilities.TransparentTemplate(templateToReplace);
mapBuilder.UnconditionallyOverridePositionedTemplate(voidedOldRoomTemplate);
//Override with new template
mapBuilder.OverridePositionedTemplate(replacementRoomTemplate);
//Ensure that the room is replaced in the index
templates[roomToReplaceIndex] = replacementRoomTemplate;
//We don't change the connectivity or doors
return(true);
}
