/// <see cref="IMapLoader.NewMap"/>
public IMapAccess NewMap(string mapName, ITileSet tileset, string defaultTerrain, RCIntVector size)
{
if (!this.initThreadStarted)
{
throw new InvalidOperationException("Component has not yet been started!");
}
this.initThread.Join();
if (mapName == null)
{
throw new ArgumentNullException("mapName");
}
if (tileset == null)
{
throw new ArgumentNullException("tileset");
}
if (defaultTerrain == null)
{
throw new ArgumentNullException("defaultTerrain");
}
if (size == RCIntVector.Undefined)
{
throw new ArgumentNullException("size");
}
MapAccess retObj = new MapAccess(mapName, this.mapStructure);
this.mapStructure.BeginOpen(tileset, size, defaultTerrain);
this.mapStructure.EndOpen();
return(retObj);
}
/// <see cref="IMapEditor.RemoveTerrainObject"/>
public void RemoveTerrainObject(IMapAccess targetMap, ITerrainObject terrainObject)
{
if (targetMap == null)
{
throw new ArgumentNullException("targetMap");
}
if (terrainObject == null)
{
throw new ArgumentNullException("terrainObject");
}
if (targetMap != terrainObject.ParentMap)
{
throw new InvalidOperationException("The map of the terrain object must equal with the target 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");
}
/// Undo the cell data changesets of the removed terrain object.
foreach (ICellDataChangeSet changeset in terrainObject.Type.CellDataChangesets)
{
changeset.Undo(terrainObject);
}
targetMapObj.DetachTerrainObject(terrainObject);
}
/// <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);
}
/// <see cref="IMapLoader.LoadMap"/>
public IMapAccess LoadMap(ITileSet tileset, byte[] data)
{
if (!this.initThreadStarted)
{
throw new InvalidOperationException("Component has not yet been started!");
}
this.initThread.Join();
if (tileset == null)
{
throw new ArgumentNullException("tileset");
}
if (data == null)
{
throw new ArgumentNullException("data");
}
/// Load the packages from the byte array.
RCPackage mapHeaderPackage = null;
RCPackage isotileListPackage = null;
RCPackage terrainObjListPackage = null;
int offset = 0;
while (offset < data.Length)
{
int parsedBytes;
RCPackage package = RCPackage.Parse(data, offset, data.Length - offset, out parsedBytes);
if (package == null || !package.IsCommitted)
{
throw new MapException("Syntax error!");
}
offset += parsedBytes;
if (package.PackageFormat.ID == MapFileFormat.MAP_HEADER)
{
mapHeaderPackage = package;
}
else if (package.PackageFormat.ID == MapFileFormat.ISOTILE_LIST)
{
isotileListPackage = package;
}
else if (package.PackageFormat.ID == MapFileFormat.TERRAINOBJ_LIST)
{
terrainObjListPackage = package;
}
}
/// Validate the packages.
if (mapHeaderPackage == null)
{
throw new MapException("Syntax error: map header is missing!");
}
if (isotileListPackage == null)
{
throw new MapException("Syntax error: isometric-tile-list is missing!");
}
if (terrainObjListPackage == null)
{
throw new MapException("Syntax error: terrain-object-list is missing!");
}
/// Validate the map header.
MapHeader mapHeader = MapHeader.FromPackage(mapHeaderPackage);
if (mapHeader.AppVersion > new Version(ConstantsTable.Get <string>("RC.App.Version")))
{
throw new MapException(string.Format("Incompatible map version: {0}!", mapHeader.AppVersion));
}
if (mapHeader.TilesetName != tileset.Name)
{
throw new ArgumentException(string.Format("The given tileset '{0}' has to equal with the map tileset '{1}'!", tileset.Name, mapHeader.TilesetName), "tileset");
}
if (mapHeader.MapSize.X > MapStructure.MAX_MAPSIZE || mapHeader.MapSize.Y > MapStructure.MAX_MAPSIZE)
{
throw new MapException(string.Format("Map size exceeds the limits: {0}x{0}!", MapStructure.MAX_MAPSIZE));
}
MapAccess retObj = new MapAccess(mapHeader.MapName, this.mapStructure);
this.mapStructure.BeginOpen(tileset, mapHeader.MapSize);
this.LoadIsoTiles(isotileListPackage);
this.mapStructure.EndOpen();
this.LoadTerrainObjects(terrainObjListPackage, retObj);
// TODO: validate MapHeader.MaxPlayers!
// TODO: validate the MapHeader checksums!
return(retObj);
}
