/// <summary>
/// Initializes the terrain objects of the map.
/// </summary>
/// <param name="terrainObjListPackage">The package that contains the terrain object informations.</param>
/// <param name="map">Reference to the map.</param>
private void LoadTerrainObjects(RCPackage terrainObjListPackage, IMapAccess map)
{
/// TODO: Avoid this downcast!
MapAccess mapObj = map as MapAccess;
if (mapObj == null)
{
throw new ArgumentException("The given map cannot be handled by the MapEditor!", "map");
}
string[] terrainObjIndexTable = terrainObjListPackage.ReadStringArray(0);
byte[] terrainObjInfoBytes = terrainObjListPackage.ReadByteArray(1);
int offset = 0;
while (offset < terrainObjInfoBytes.Length)
{
int parsedBytes;
RCPackage package = RCPackage.Parse(terrainObjInfoBytes, offset, terrainObjInfoBytes.Length - offset, out parsedBytes);
if (package == null || !package.IsCommitted)
{
throw new MapException("Syntax error!");
}
offset += parsedBytes;
if (package.PackageFormat.ID == MapFileFormat.TERRAINOBJ)
{
RCIntVector quadCoords = new RCIntVector(package.ReadShort(0), package.ReadShort(1));
ITerrainObjectType terrainObjType = this.mapStructure.Tileset.GetTerrainObjectType(terrainObjIndexTable[package.ReadByte(2)]);
/// TODO: Might be better to create the TerrainObject with a factory?
ITerrainObject newObj = new TerrainObject(map, terrainObjType, quadCoords);
foreach (ICellDataChangeSet changeset in newObj.Type.CellDataChangesets)
{
changeset.Apply(newObj);
}
mapObj.AttachTerrainObject(newObj);
}
}
/// Check the constraints of the terrain objects.
List <ITerrainObject> terrainObjects = new List <ITerrainObject>(map.TerrainObjects);
foreach (ITerrainObject terrainObj in terrainObjects)
{
mapObj.DetachTerrainObject(terrainObj);
if (terrainObj.Type.CheckConstraints(map, terrainObj.MapCoords).Count != 0)
{
throw new MapException(string.Format("Terrain object at {0} is voilating the tileset constraints!", terrainObj.MapCoords));
}
if (terrainObj.Type.CheckTerrainObjectIntersections(map, terrainObj.MapCoords).Count != 0)
{
throw new MapException(string.Format("Terrain object at {0} intersects other terrain objects!", terrainObj.MapCoords));
}
mapObj.AttachTerrainObject(terrainObj);
}
}
/// <see cref="IMapEditor.PlaceTerrainObject"/>
public ITerrainObject PlaceTerrainObject(IMapAccess targetMap, IQuadTile targetTile, ITerrainObjectType type)
{
if (targetMap == null)
{
throw new ArgumentNullException("targetMap");
}
if (targetTile == null)
{
throw new ArgumentNullException("targetTile");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
if (targetMap.Tileset != type.Tileset)
{
throw new InvalidOperationException("The tileset of the terrain object type must be the same as the tileset of the map!");
}
/// TODO: Avoid this downcast!
MapAccess targetMapObj = targetMap as MapAccess;
if (targetMapObj == null)
{
throw new ArgumentException("The given map cannot be handled by the MapEditor!", "targetMap");
}
if (type.CheckConstraints(targetMap, targetTile.MapCoords).Count != 0)
{
return(null);
}
if (type.CheckTerrainObjectIntersections(targetMap, targetTile.MapCoords).Count != 0)
{
return(null);
}
/// TODO: Might be better to create the TerrainObject with a factory?
ITerrainObject newObj = new TerrainObject(targetMap, type, targetTile.MapCoords);
foreach (ICellDataChangeSet changeset in newObj.Type.CellDataChangesets)
{
changeset.Apply(newObj);
}
targetMapObj.AttachTerrainObject(newObj);
return(newObj);
}
