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author | truebrain <truebrain@openttd.org> | 2011-11-29 23:07:38 +0000 |
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committer | truebrain <truebrain@openttd.org> | 2011-11-29 23:07:38 +0000 |
commit | afdb67a3534f85b4efbd3327ece8137211042d7b (patch) | |
tree | b62375a3846c2089e1c6904331e8f5a3d44851ba /src/script/api/script_sign.cpp | |
parent | 5f6dc2466318b1275e8b654a260a6c565a0ecc5c (diff) | |
download | openttd-afdb67a3534f85b4efbd3327ece8137211042d7b.tar.xz |
(svn r23354) -Codechange: move all src/ai/api/ai_*.[hc]pp files to src/script/api/script_* (Rubidium)
Diffstat (limited to 'src/script/api/script_sign.cpp')
-rw-r--r-- | src/script/api/script_sign.cpp | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/script/api/script_sign.cpp b/src/script/api/script_sign.cpp new file mode 100644 index 000000000..2178f3846 --- /dev/null +++ b/src/script/api/script_sign.cpp @@ -0,0 +1,76 @@ +/* $Id$ */ + +/* + * 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 <http://www.gnu.org/licenses/>. + */ + +/** @file script_sign.cpp Implementation of AISign. */ + +#include "../../stdafx.h" +#include "script_sign.hpp" +#include "table/strings.h" +#include "../../ai/ai_instance.hpp" +#include "../../command_func.h" +#include "../../core/alloc_func.hpp" +#include "../../signs_base.h" +#include "../../string_func.h" +#include "../../strings_func.h" +#include "../../tile_map.h" +#include "../../company_func.h" + +/* static */ bool AISign::IsValidSign(SignID sign_id) +{ + const Sign *si = ::Sign::GetIfValid(sign_id); + return si != NULL && si->owner == _current_company; +} + +/* static */ bool AISign::SetName(SignID sign_id, const char *name) +{ + EnforcePrecondition(false, IsValidSign(sign_id)); + EnforcePrecondition(false, !::StrEmpty(name)); + EnforcePreconditionCustomError(false, ::Utf8StringLength(name) < MAX_LENGTH_SIGN_NAME_CHARS, AIError::ERR_PRECONDITION_STRING_TOO_LONG); + + return AIObject::DoCommand(0, sign_id, 0, CMD_RENAME_SIGN, name); +} + +/* static */ char *AISign::GetName(SignID sign_id) +{ + if (!IsValidSign(sign_id)) return NULL; + + static const int len = 64; + char *sign_name = MallocT<char>(len); + + ::SetDParam(0, sign_id); + ::GetString(sign_name, STR_SIGN_NAME, &sign_name[len - 1]); + + return sign_name; +} + +/* static */ TileIndex AISign::GetLocation(SignID sign_id) +{ + if (!IsValidSign(sign_id)) return INVALID_TILE; + + const Sign *sign = ::Sign::Get(sign_id); + return ::TileVirtXY(sign->x, sign->y); +} + +/* static */ bool AISign::RemoveSign(SignID sign_id) +{ + EnforcePrecondition(false, IsValidSign(sign_id)); + return AIObject::DoCommand(0, sign_id, 0, CMD_RENAME_SIGN, ""); +} + +/* static */ SignID AISign::BuildSign(TileIndex location, const char *text) +{ + EnforcePrecondition(INVALID_SIGN, ::IsValidTile(location)); + EnforcePrecondition(INVALID_SIGN, !::StrEmpty(text)); + EnforcePreconditionCustomError(false, ::Utf8StringLength(text) < MAX_LENGTH_SIGN_NAME_CHARS, AIError::ERR_PRECONDITION_STRING_TOO_LONG); + + if (!AIObject::DoCommand(location, 0, 0, CMD_PLACE_SIGN, text, &AIInstance::DoCommandReturnSignID)) return INVALID_SIGN; + + /* In case of test-mode, we return SignID 0 */ + return 0; +} |