diff --git a/src/newgrf_object.h b/src/newgrf_object.h new file mode 100644 --- /dev/null +++ b/src/newgrf_object.h @@ -0,0 +1,74 @@ +/* $Id$ */ + +/* + * This file is part of OpenTTD. + * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2. + * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see . + */ + +/** @file newgrf_object.h Functions related to NewGRF objects. */ + +#ifndef NEWGRF_OBJECT_H +#define NEWGRF_OBJECT_H + +#include "economy_func.h" +#include "strings_type.h" +#include "object_type.h" + +/** Various object behaviours. */ +enum ObjectFlags { + OBJECT_FLAG_NONE = 0, ///< Just nothing. + OBJECT_FLAG_ONLY_IN_SCENEDIT = 1 << 0, ///< Object can only be constructed in the scenario editor. + OBJECT_FLAG_CANNOT_REMOVE = 1 << 1, ///< Object can not be removed. + OBJECT_FLAG_AUTOREMOVE = 1 << 2, ///< Object get automatically removed (like "owned land"). + OBJECT_FLAG_BUILT_ON_WATER = 1 << 3, ///< Object can be built on water (not required). + OBJECT_FLAG_CLEAR_INCOME = 1 << 4, ///< When object is cleared a positive income is generated instead of a cost. + OBJECT_FLAG_HAS_NO_FOUNDATION = 1 << 5, ///< Do not display foundations when on a slope. + OBJECT_FLAG_ANIMATION = 1 << 6, ///< Object has animated tiles. + OBJECT_FLAG_ONLY_IN_GAME = 1 << 7, ///< Object can only be built in game. + OBJECT_FLAG_2CC_COLOUR = 1 << 8, ///< Object wants 2CC colour mapping. + OBJECT_FLAG_NOT_ON_LAND = 1 << 9, ///< Object can not be on land, implicitly sets #OBJECT_FLAG_BUILT_ON_WATER. + OBJECT_FLAG_DRAW_WATER = 1 << 10, ///< Object wants to be drawn on water. + OBJECT_FLAG_ALLOW_UNDER_BRIDGE = 1 << 11, ///< Object can built under a bridge. + OBJECT_FLAG_REQUIRE_FLAT = 1 << 12, ///< Object can only be build of flat land, i.e. not on foundations! +}; +DECLARE_ENUM_AS_BIT_SET(ObjectFlags) + + +/** An object that isn't use for transport, industries or houses. */ +struct ObjectSpec { + StringID name; ///< The name for this object. + uint8 size; ///< The size of this objects; low nibble for X, high nibble for Y. + uint8 build_cost_multiplier; ///< Build cost multiplier per tile. + uint8 clear_cost_multiplier; ///< Clear cost multiplier per tile. + ObjectFlags flags; ///< Flags/settings related to the object. + + /** + * Get the cost for building a structure of this type. + * @return The cost for building. + */ + Money GetBuildCost() const { return (_price[PR_BUILD_OBJECT] * this->build_cost_multiplier); } + + /** + * Get the cost for clearing a structure of this type. + * @return The cost for clearing. + */ + Money GetClearCost() const { return (_price[PR_CLEAR_OBJECT] * this->clear_cost_multiplier); } + + /** + * Get the specification associated with a specific ObjectType. + * @param index The object type to fetch. + * @return The specification. + */ + static const ObjectSpec *Get(ObjectType index); + + /** + * Get the specification associated with a tile. + * @param tile The tile to fetch the data for. + * @return The specification. + */ + static const ObjectSpec *GetByTile(TileIndex tile); +}; + +#endif /* NEWGRF_OBJECT_H */