public static HousePlacementResult Check(Mobile from, int multiID, Point3D center, out ArrayList toMove)
{
// If this spot is considered valid, every item and mobile in this list will be moved under the house sign
toMove = new ArrayList();
Map map = from.Map;
if (map == null || map == Map.Internal)
{
return(HousePlacementResult.BadLand); // A house cannot go here
}
if (from.AccessLevel >= AccessLevel.GameMaster)
{
return(HousePlacementResult.Valid); // Staff can place anywhere
}
if (map == Map.Ilshenar || SpellHelper.IsAnyT2A(map, center) || SpellHelper.IsEodon(map, center))
{
return(HousePlacementResult.BadRegion); // No houses in Ilshenar/T2A/Eodon
}
if (map == Map.Malas && (multiID == 0x007C || multiID == 0x007E))
{
return(HousePlacementResult.InvalidCastleKeep);
}
if (map == Map.TerMur && !Engines.Points.PointsSystem.QueensLoyalty.IsNoble(from))
{
return(HousePlacementResult.NoQueenLoyalty);
}
NoHousingRegion noHousingRegion = (NoHousingRegion)Region.Find(center, map).GetRegion(typeof(NoHousingRegion));
if (noHousingRegion != null)
{
return(HousePlacementResult.BadRegion);
}
// This holds data describing the internal structure of the house
MultiComponentList mcl = MultiData.GetComponents(multiID);
if (multiID >= 0x13EC && multiID < 0x1D00)
{
HouseFoundation.AddStairsTo(ref mcl); // this is a AOS house, add the stairs
}
// Location of the nortwest-most corner of the house
Point3D start = new Point3D(center.X + mcl.Min.X, center.Y + mcl.Min.Y, center.Z);
// These are storage lists. They hold items and mobiles found in the map for further processing
List <Item> items = new List <Item>();
List <Mobile> mobiles = new List <Mobile>();
// These are also storage lists. They hold location values indicating the yard and border locations.
List <Point2D> yard = new List <Point2D>(), borders = new List <Point2D>();
/* RULES:
*
* 1) All tiles which are around the -outside- of the foundation must not have anything impassable.
* 2) No impassable object or land tile may come in direct contact with any part of the house.
* 3) Five tiles from the front and back of the house must be completely clear of all house tiles.
* 4) The foundation must rest flatly on a surface. Any bumps around the foundation are not allowed.
* 5) No foundation tile may reside over terrain which is viewed as a road.
*/
for (int x = 0; x < mcl.Width; ++x)
{
for (int y = 0; y < mcl.Height; ++y)
{
int tileX = start.X + x;
int tileY = start.Y + y;
StaticTile[] addTiles = mcl.Tiles[x][y];
if (addTiles.Length == 0)
{
continue; // There are no tiles here, continue checking somewhere else
}
Point3D testPoint = new Point3D(tileX, tileY, center.Z);
Region reg = Region.Find(testPoint, map);
if (!reg.AllowHousing(from, testPoint)) // Cannot place houses in dungeons, towns, treasure map areas etc
{
if (reg.IsPartOf <TempNoHousingRegion>())
{
return(HousePlacementResult.BadRegionTemp);
}
if (reg.IsPartOf <HouseRegion>())
{
return(HousePlacementResult.BadRegionHidden);
}
if (reg.IsPartOf <HouseRaffleRegion>())
{
return(HousePlacementResult.BadRegionRaffle);
}
return(HousePlacementResult.BadRegion);
}
LandTile landTile = map.Tiles.GetLandTile(tileX, tileY);
int landID = landTile.ID & TileData.MaxLandValue;
StaticTile[] oldTiles = map.Tiles.GetStaticTiles(tileX, tileY, true);
Sector sector = map.GetSector(tileX, tileY);
items.Clear();
for (int i = 0; i < sector.Items.Count; ++i)
{
Item item = sector.Items[i];
if (item.Visible && item.X == tileX && item.Y == tileY)
{
items.Add(item);
}
}
mobiles.Clear();
for (int i = 0; i < sector.Mobiles.Count; ++i)
{
Mobile m = sector.Mobiles[i];
if (m.X == tileX && m.Y == tileY)
{
mobiles.Add(m);
}
}
int landStartZ = 0, landAvgZ = 0, landTopZ = 0;
map.GetAverageZ(tileX, tileY, ref landStartZ, ref landAvgZ, ref landTopZ);
bool hasFoundation = false;
for (int i = 0; i < addTiles.Length; ++i)
{
StaticTile addTile = addTiles[i];
if (addTile.ID == 0x1) // Nodraw
{
continue;
}
TileFlag addTileFlags = TileData.ItemTable[addTile.ID & TileData.MaxItemValue].Flags;
bool isFoundation = addTile.Z == 0 && (addTileFlags & TileFlag.Wall) != 0;
bool hasSurface = false;
if (isFoundation)
{
hasFoundation = true;
}
int addTileZ = center.Z + addTile.Z;
int addTileTop = addTileZ + addTile.Height;
if ((addTileFlags & TileFlag.Surface) != 0)
{
addTileTop += 16;
}
if (addTileTop > landStartZ && landAvgZ > addTileZ)
{
return(HousePlacementResult.BadLand); // Broke rule #2
}
if (isFoundation && (TileData.LandTable[landTile.ID & TileData.MaxLandValue].Flags & TileFlag.Impassable) == 0 && landAvgZ == center.Z)
{
hasSurface = true;
}
for (int j = 0; j < oldTiles.Length; ++j)
{
StaticTile oldTile = oldTiles[j];
ItemData id = TileData.ItemTable[oldTile.ID & TileData.MaxItemValue];
if ((id.Impassable || id.Surface && (id.Flags & TileFlag.Background) == 0) && addTileTop > oldTile.Z && oldTile.Z + id.CalcHeight > addTileZ)
{
return(HousePlacementResult.BadStatic); // Broke rule #2
}
}
for (int j = 0; j < items.Count; ++j)
{
Item item = items[j];
ItemData id = item.ItemData;
if (addTileTop > item.Z && item.Z + id.CalcHeight > addTileZ)
{
if (item.Movable)
{
toMove.Add(item);
}
else if (id.Impassable || id.Surface && (id.Flags & TileFlag.Background) == 0)
{
return(HousePlacementResult.BadItem); // Broke rule #2
}
}
}
if (isFoundation && !hasSurface)
{
return(HousePlacementResult.NoSurface); // Broke rule #4
}
for (int j = 0; j < mobiles.Count; ++j)
{
Mobile m = mobiles[j];
if (addTileTop > m.Z && m.Z + 16 > addTileZ)
{
toMove.Add(m);
}
}
}
for (int i = 0; i < m_RoadIDs.Length; i += 2)
{
if (landID >= m_RoadIDs[i] && landID <= m_RoadIDs[i + 1])
{
return(HousePlacementResult.BadLand); // Broke rule #5
}
}
if (hasFoundation)
{
for (int xOffset = -1; xOffset <= 1; ++xOffset)
{
for (int yOffset = -YardSize; yOffset <= YardSize; ++yOffset)
{
Point2D yardPoint = new Point2D(tileX + xOffset, tileY + yOffset);
if (!yard.Contains(yardPoint))
{
yard.Add(yardPoint);
}
}
}
for (int xOffset = -1; xOffset <= 1; ++xOffset)
{
for (int yOffset = -1; yOffset <= 1; ++yOffset)
{
if (xOffset == 0 && yOffset == 0)
{
continue;
}
// To ease this rule, we will not add to the border list if the tile here is under a base floor (z<=8)
int vx = x + xOffset;
int vy = y + yOffset;
if (vx >= 0 && vx < mcl.Width && vy >= 0 && vy < mcl.Height)
{
StaticTile[] breakTiles = mcl.Tiles[vx][vy];
bool shouldBreak = false;
for (int i = 0; !shouldBreak && i < breakTiles.Length; ++i)
{
StaticTile breakTile = breakTiles[i];
if (breakTile.Height == 0 && breakTile.Z <= 8 && TileData.ItemTable[breakTile.ID & TileData.MaxItemValue].Surface)
{
shouldBreak = true;
}
}
if (shouldBreak)
{
continue;
}
}
Point2D borderPoint = new Point2D(tileX + xOffset, tileY + yOffset);
if (!borders.Contains(borderPoint))
{
borders.Add(borderPoint);
}
}
}
}
}
}
for (int i = 0; i < borders.Count; ++i)
{
Point2D borderPoint = borders[i];
LandTile landTile = map.Tiles.GetLandTile(borderPoint.X, borderPoint.Y);
int landID = landTile.ID & TileData.MaxLandValue;
if ((TileData.LandTable[landID].Flags & TileFlag.Impassable) != 0)
{
return(HousePlacementResult.BadLand);
}
for (int j = 0; j < m_RoadIDs.Length; j += 2)
{
if (landID >= m_RoadIDs[j] && landID <= m_RoadIDs[j + 1])
{
return(HousePlacementResult.BadLand); // Broke rule #5
}
}
StaticTile[] tiles = map.Tiles.GetStaticTiles(borderPoint.X, borderPoint.Y, true);
for (int j = 0; j < tiles.Length; ++j)
{
StaticTile tile = tiles[j];
ItemData id = TileData.ItemTable[tile.ID & TileData.MaxItemValue];
if (id.Impassable || id.Surface && (id.Flags & TileFlag.Background) == 0 && tile.Z + id.CalcHeight > center.Z + 2)
{
return(HousePlacementResult.BadStatic); // Broke rule #1
}
}
Sector sector = map.GetSector(borderPoint.X, borderPoint.Y);
List <Item> sectorItems = sector.Items;
for (int j = 0; j < sectorItems.Count; ++j)
{
Item item = sectorItems[j];
if (item.X != borderPoint.X || item.Y != borderPoint.Y || item.Movable)
{
continue;
}
ItemData id = item.ItemData;
if (id.Impassable || id.Surface && (id.Flags & TileFlag.Background) == 0 && item.Z + id.CalcHeight > center.Z + 2)
{
return(HousePlacementResult.BadItem); // Broke rule #1
}
}
}
List <Sector> _sectors = new List <Sector>();
List <BaseHouse> _houses = new List <BaseHouse>();
for (int i = 0; i < yard.Count; i++)
{
Sector sector = map.GetSector(yard[i]);
if (!_sectors.Contains(sector))
{
_sectors.Add(sector);
if (sector.Multis != null)
{
for (int j = 0; j < sector.Multis.Count; j++)
{
if (sector.Multis[j] is BaseHouse)
{
BaseHouse _house = (BaseHouse)sector.Multis[j];
if (!_houses.Contains(_house))
{
_houses.Add(_house);
}
}
}
}
}
}
for (int i = 0; i < yard.Count; ++i)
{
for (var index = 0; index < _houses.Count; index++)
{
BaseHouse b = _houses[index];
if (b.Contains(yard[i]))
{
return(HousePlacementResult.BadStatic); // Broke rule #3
}
}
}
return(HousePlacementResult.Valid);
}
