Add: allow gamescripts to build neutral objects (#9568)
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/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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 <http://www.gnu.org/licenses/>.
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*/
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/** @file script_objecttype.cpp Implementation of ScriptObjectType. */
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#include "../../stdafx.h"
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#include "script_objecttype.hpp"
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#include "script_error.hpp"
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#include "script_map.hpp"
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#include "../../safeguards.h"
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/* static */ bool ScriptObjectType::IsValidObjectType(ObjectType object_type)
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{
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if (object_type >= NUM_OBJECTS) return false;
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return ObjectSpec::Get(object_type)->IsEverAvailable();
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}
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/* static */ char *ScriptObjectType::GetName(ObjectType object_type)
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{
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EnforcePrecondition(nullptr, IsValidObjectType(object_type));
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return GetString(ObjectSpec::Get(object_type)->name);
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}
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/* static */ uint8 ScriptObjectType::GetViews(ObjectType object_type)
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{
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EnforcePrecondition(0, IsValidObjectType(object_type));
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return ObjectSpec::Get(object_type)->views;
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}
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/* static */ bool ScriptObjectType::BuildObject(ObjectType object_type, uint8 view, TileIndex tile)
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{
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EnforcePrecondition(false, IsValidObjectType(object_type));
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EnforcePrecondition(false, ScriptMap::IsValidTile(tile));
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return ScriptObject::DoCommand(tile, object_type, view, CMD_BUILD_OBJECT);
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}
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/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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 <http://www.gnu.org/licenses/>.
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*/
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/** @file script_objecttype.hpp Everything to query and build industries. */
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#ifndef SCRIPT_OBJECTTYPE_HPP
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#define SCRIPT_OBJECTTYPE_HPP
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#include "script_list.hpp"
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#include "../../newgrf_object.h"
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/**
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* Class that handles all object-type related functions.
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* @api ai game
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*/
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class ScriptObjectType : public ScriptObject {
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public:
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/**
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* Checks whether the given object-type is valid.
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* @param object_type The type to check.
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* @return True if and only if the object-type is valid.
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*/
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static bool IsValidObjectType(ObjectType object_type);
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/**
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* Get the name of an object-type.
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* @param object_type The type to get the name for.
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* @pre IsValidObjectType(object_type).
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* @return The name of an object.
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*/
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static char *GetName(ObjectType object_type);
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/**
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* Get the number of views for an object-type.
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* @param object_type The type to get the number of views for.
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* @pre IsValidObjectType(object_type).
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* @return The number of views for an object.
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*/
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static uint8 GetViews(ObjectType object_type);
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/**
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* Build an object of the specified type.
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* @param object_type The type of the object to build.
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* @param view The view for teh object.
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* @param tile The tile to build the object on.
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* @pre IsValidObjectType(object_type).
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* @return True if the object was successfully build.
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*/
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static bool BuildObject(ObjectType object_type, uint8 view, TileIndex tile);
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};
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#endif /* SCRIPT_OBJECTTYPE_HPP */
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/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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 <http://www.gnu.org/licenses/>.
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*/
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/** @file script_objecttypelist.cpp Implementation of ScriptObjectTypeList. */
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#include "../../stdafx.h"
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#include "script_objecttypelist.hpp"
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#include "../../newgrf_object.h"
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#include "../../safeguards.h"
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ScriptObjectTypeList::ScriptObjectTypeList()
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{
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for (int i = 0; i < NUM_OBJECTS; i++) {
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const ObjectSpec *spec = ObjectSpec::Get(i);
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if (!spec->IsEverAvailable()) continue;
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this->AddItem(i);
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}
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}
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@ -0,0 +1,26 @@
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/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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 <http://www.gnu.org/licenses/>.
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*/
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/** @file script_objecttypelist.hpp List all available object types. */
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#ifndef SCRIPT_OBJECTTYPELIST_HPP
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#define SCRIPT_OBJECTTYPELIST_HPP
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#include "script_objecttype.hpp"
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/**
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* Creates a list of valid object types.
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* @api ai game
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* @ingroup ScriptList
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*/
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class ScriptObjectTypeList : public ScriptList {
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public:
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ScriptObjectTypeList();
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};
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#endif /* SCRIPT_OBJECTTYPELIST_HPP */
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