std::vector<Entity*> GetEntities( const Tmx::Map& aMap, int roomX, int roomY, int roomW, int roomH, std::string aLayerName) { const std::vector<Tmx::Layer*> layers = aMap.GetLayers(); Tmx::Layer* layer = 0; for (unsigned int i = 0; i < layers.size(); i++) { if (layers[i]->GetName() == aLayerName) { layer = layers[i]; break; } } std::vector<Entity*> entities; if (layer == 0) { return entities; } for (int y = 0; y < roomH; y++) { for (int x = 0; x < roomW; x++) { Tmx::MapTile tile = layer->GetTile(x + roomX, y + roomY); const Tmx::Tileset *tileset = aMap.FindTileset(tile.gid); if (!tileset) { continue; } int firstGid = tileset->GetFirstGid(); int entityId = tile.gid - firstGid; Entity* entity = EntityFactory::create(entityId); if (!entity) { continue; } float2 pos(aMap.GetTileWidth() * x + aMap.GetTileWidth() / 2, aMap.GetTileHeight() * (y + 1)); pos.y -= entity->getHalfSize().y; entity->setInitialPosition(pos); entities.push_back(entity); } } return entities; }
const bool MapLoader::load( const std::string filename, MapLoader::callback tile_callback, MapLoader::callback object_callback ){ auto app = Application::getInstance(); Tmx::Map map; map.ParseFile(filename); if( map.HasError() ){ app->getRenderSystem().getDebugConsole()<<"\n"<<"Error Loading "<<filename<<": "<<map.GetErrorText(); return false; } // Load all of the tilesets boost::unordered_map< std::string, phoenix::TexturePtr > tileset_textures; for (int i = 0; i < map.GetNumTilesets(); ++i) { const Tmx::Tileset *tileset = map.GetTileset(i); auto t = app->getRenderSystem().loadTexture( tileset->GetImage()->GetSource() ); tileset_textures.insert( std::pair<std::string, phoenix::TexturePtr>( tileset->GetName(), t) ); app->getRenderSystem().getDebugConsole()<<"\n"<<"Loaded tileset texture "<<tileset->GetImage()->GetSource()<<" for "<<tileset->GetName(); } // Go through each layer for (int i = 0; i < map.GetNumLayers(); ++i) { const Tmx::Layer *layer = map.GetLayer(i); bea::TilemapPtr tiles = 0; for (int x = 0; x < layer->GetWidth(); ++x) { for (int y = 0; y < layer->GetHeight(); ++y) { auto tile_id = layer->GetTileId(x, y); if( tile_id == 0 ) continue; const Tmx::Tileset *tileset = map.FindTileset(tile_id); if( tileset == 0 ) continue; // Create the tileset when we get to the first tile in the map if( !tiles ){ tiles = new bea::Tilemap( app->getObjectManager() , app->getRenderSystem().getBatchRenderer(), layer->GetWidth(), layer->GetHeight(), tileset->GetTileWidth(), tileset->GetTileHeight(), tileset_textures[tileset->GetName()] ); app->getRenderSystem().getDebugConsole()<<"\n"<<"Added tilemap layer "<<layer->GetName()<<" with tileset "<<tileset->GetName()<<" W:"<<tiles->getMapWidth()<<" H:"<<tiles->getMapHeight(); } // finally, set the tile tile_id -= tileset->GetFirstGid(); if(tiles) tiles->setTile( x, y, tile_id ); // callback if( tile_callback ){ bea::PropertyContainer props; props["id"] = tile_id; props["tilemap"] = tiles; props["x"] = x; props["y"] = y; props["layer"] = layer->GetName(); props["tile_width"] = tileset->GetTileWidth(); props["tile_height"] = tileset->GetTileHeight(); auto tile = tileset->GetTile(tile_id); if( tile != 0 ){ auto tile_props = tile->GetProperties(); if( !tile_props.Empty() ){ auto list = tile_props.GetList(); for( auto pit = list.begin(); pit != list.end(); ++pit ){ props[ pit->first ] = pit->second; } } } tile_callback(props); } } } if( tiles ) { tiles->setDepth( tiles->getDepth() + (float(i)/10.0f) ); tiles->update(); } } // Go through the object groups if( object_callback ){ for (int i = 0; i < map.GetNumObjectGroups(); ++i) { const Tmx::ObjectGroup *objectGroup = map.GetObjectGroup(i); for (int j = 0; j < objectGroup->GetNumObjects(); ++j) { const Tmx::Object *object = objectGroup->GetObject(j); bea::PropertyContainer props; props["name"] = object->GetName(); props["group"] = objectGroup->GetName(); props["type"] = object->GetType(); props["x"] = object->GetX(); props["y"] = object->GetY(); props["width"] = object->GetWidth(); props["height"] = object->GetHeight(); auto obj_props = object->GetProperties(); if( !obj_props.Empty() ){ auto list = obj_props.GetList(); for( auto pit = list.begin(); pit != list.end(); ++pit ){ props[ pit->first ] = pit->second; } } object_callback(props); } } } return true; }