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author | Ľubomír Remák | 2018-02-26 23:52:13 +0100 |
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committer | Eugene Sandulenko | 2018-08-25 23:12:01 +0200 |
commit | 6d926ff55b2fccbf8e96495f88b3d4dda6e906d7 (patch) | |
tree | c2374f1fda58e18b86c0c9b612ae3988bc5b21ac /engines/mutationofjb/commands/changecommand.cpp | |
parent | 3672ea55720666acfd64b6df01b35d0727d6be78 (diff) | |
download | scummvm-rg350-6d926ff55b2fccbf8e96495f88b3d4dda6e906d7.tar.gz scummvm-rg350-6d926ff55b2fccbf8e96495f88b3d4dda6e906d7.tar.bz2 scummvm-rg350-6d926ff55b2fccbf8e96495f88b3d4dda6e906d7.zip |
MUTATIONOFJB: Add support for CHANGED, CHANGEO and CHANGES commands.
Diffstat (limited to 'engines/mutationofjb/commands/changecommand.cpp')
-rw-r--r-- | engines/mutationofjb/commands/changecommand.cpp | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/engines/mutationofjb/commands/changecommand.cpp b/engines/mutationofjb/commands/changecommand.cpp new file mode 100644 index 0000000000..54c6d1e616 --- /dev/null +++ b/engines/mutationofjb/commands/changecommand.cpp @@ -0,0 +1,334 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program 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; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "mutationofjb/commands/changecommand.h" +#include "common/translation.h" + +namespace MutationOfJB { + +// CHANGEe rr ss ii val +// <e> 1B Entity to change register for. +// D door +// O object +// S static +// <rr> 2B Register name. +// <ss> 2B Scene ID. +// <ii> 2B Entity ID. +// <val> VL Value. + +bool ChangeCommandParser::parseValueString(const Common::String &valueString, uint8 &sceneId, uint8 &entityId, ChangeCommand::ChangeRegister ®, ChangeCommand::ChangeOperation &op, ChangeCommandValue &ccv) { + if (valueString.size() < 8) { + return false; + } + + sceneId = atoi(valueString.c_str() + 3); + entityId = atoi(valueString.c_str() + 6); + const char *val = nullptr; + if (valueString.size() >= 9) { + val = valueString.c_str() + 9; + } + + if (valueString.hasPrefix("NM")) { + reg = ChangeCommand::NM; + op = ChangeCommand::SetValue; + strncpy(ccv._strVal, val, MAX_STR_LENGTH); + } else if (valueString.hasPrefix("LT")) { + reg = ChangeCommand::LT; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("SX")) { + reg = ChangeCommand::SX; + ccv._wordVal = parseInteger(val, op); + } else if (valueString.hasPrefix("SY")) { + reg = ChangeCommand::SY; + ccv._wordVal = parseInteger(val, op); + } else if (valueString.hasPrefix("XX")) { + reg = ChangeCommand::XX; + ccv._wordVal = parseInteger(val, op); + } else if (valueString.hasPrefix("YY")) { + reg = ChangeCommand::YY; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("XL")) { + reg = ChangeCommand::XL; + ccv._wordVal = parseInteger(val, op); + } else if (valueString.hasPrefix("YL")) { + reg = ChangeCommand::YL; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("WX")) { + reg = ChangeCommand::WX; + ccv._wordVal = parseInteger(val, op); + } else if (valueString.hasPrefix("WY")) { + reg = ChangeCommand::WY; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("AC")) { + reg = ChangeCommand::AC; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("FA")) { + reg = ChangeCommand::FA; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("FR")) { + reg = ChangeCommand::FR; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("NA")) { + reg = ChangeCommand::NA; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("FS")) { + reg = ChangeCommand::FS; + ccv._byteVal = parseInteger(val, op); + } else if (valueString.hasPrefix("CA")) { + reg = ChangeCommand::CA; + ccv._byteVal = parseInteger(val, op); + } + + return true; +} + + +bool ChangeDoorCommandParser::parse(const Common::String &line, ScriptParseContext &, Command *&command) { + if (!line.hasPrefix("CHANGED ")) { + return false; + } + uint8 sceneId = 0; + uint8 objectId = 0; + ChangeCommand::ChangeRegister reg; + ChangeCommand::ChangeOperation op; + ChangeCommandValue val; + if (!parseValueString(line.c_str() + 8, sceneId, objectId, reg, op, val)) { + return false; + } + + command = new ChangeObjectCommand(sceneId, objectId, reg, op, val); + return true; +} + +bool ChangeObjectCommandParser::parse(const Common::String &line, ScriptParseContext &, Command *&command) { + if (!line.hasPrefix("CHANGEO ")) { + return false; + } + uint8 sceneId = 0; + uint8 objectId = 0; + ChangeCommand::ChangeRegister reg; + ChangeCommand::ChangeOperation op; + ChangeCommandValue val; + if (!parseValueString(line.c_str() + 8, sceneId, objectId, reg, op, val)) { + return false; + } + + command = new ChangeObjectCommand(sceneId, objectId, reg, op, val); + return true; +} + +bool ChangeStaticCommandParser::parse(const Common::String &line, ScriptParseContext &, Command *&command) { + if (!line.hasPrefix("CHANGES ")) { + return false; + } + uint8 sceneId = 0; + uint8 objectId = 0; + ChangeCommand::ChangeRegister reg; + ChangeCommand::ChangeOperation op; + ChangeCommandValue val; + if (!parseValueString(line.c_str() + 8, sceneId, objectId, reg, op, val)) { + return false; + } + + command = new ChangeObjectCommand(sceneId, objectId, reg, op, val); + return true; +} + +int ChangeCommandParser::parseInteger(const char *val, ChangeCommand::ChangeOperation &op) { + if (!val || !(*val)) { + op = ChangeCommand::SetValue; + return 0; + } + + if (val[0] == '\\') { + op = ChangeCommand::SetValue; + val++; + } else if (val[0] == '+') { + op = ChangeCommand::AddValue; + val++; + } else if (val[0] == '-') { + op = ChangeCommand::SubtractValue; + val++; + } + + return atoi(val); +} + +Command::ExecuteResult ChangeDoorCommand::execute(GameData &gameData) { + Scene *const scene = gameData.getScene(_sceneId); + if (!scene) { + return Finished; + } + + Door *const door = scene->getDoor(_entityId); + if (!door) { + return Finished; + } + + switch (_register) { + case NM: + strncpy(door->_name, _value._strVal, MAX_STR_LENGTH); + break; + case LT: + door->_destSceneId = _value._byteVal; + break; + case SX: + door->_destX = _value._wordVal; + break; + case SY: + door->_destY = _value._wordVal; + break; + case XX: + door->_x = _value._wordVal; + break; + case YY: + door->_y = _value._byteVal; + break; + case XL: + door->_width = _value._wordVal; + break; + case YL: + door->_height = _value._byteVal; + break; + case WX: + door->_walkToX = _value._wordVal; + break; + case WY: + door->_walkToY = _value._byteVal; + break; + case SP: + door->_SP = _value._byteVal; + break; + default: + warning("Object does not support changing this register."); + break; + } + + return Finished; +} + +Command::ExecuteResult ChangeObjectCommand::execute(GameData &gameData) { + Scene *const scene = gameData.getScene(_sceneId); + if (!scene) { + return Finished; + } + + Object *const object = scene->getObject(_entityId); + if (!object) { + return Finished; + } + + switch (_register) { + case AC: + object->_AC = _value._byteVal; + break; + case FA: + object->_FA = _value._byteVal; + break; + case FR: + object->_FR = _value._byteVal; + break; + case NA: + object->_NA = _value._byteVal; + break; + case FS: + object->_FS = _value._byteVal; + break; + case CA: + object->_CA = _value._byteVal; + break; + case XX: + object->_x = _value._wordVal; + break; + case YY: + object->_y = _value._byteVal; + break; + case XL: + object->_XL = _value._wordVal; + break; + case YL: + object->_YL = _value._byteVal; + break; + case WX: + object->_WX = _value._wordVal; + break; + case WY: + object->_WY = _value._byteVal; + break; + case SP: + object->_SP = _value._byteVal; + break; + default: + warning("Object does not support changing this register."); + break; + } + + return Finished; +} + +Command::ExecuteResult ChangeStaticCommand::execute(GameData &gameData) { + Scene *const scene = gameData.getScene(_sceneId); + if (!scene) { + return Finished; + } + + Static *const stat = scene->getStatic(_entityId); + if (!stat) { + return Finished; + } + + switch (_register) { + case AC: + stat->_active = _value._byteVal; + break; + case NM: + strncpy(stat->_name, _value._strVal, MAX_STR_LENGTH); + break; + case XX: + stat->_x = _value._wordVal; + break; + case YY: + stat->_y = _value._byteVal; + break; + case XL: + stat->_width = _value._wordVal; + break; + case YL: + stat->_height = _value._byteVal; + break; + case WX: + stat->_walkToX = _value._wordVal; + break; + case WY: + stat->_walkToY = _value._byteVal; + break; + case SP: + stat->_SP = _value._byteVal; + break; + default: + warning("Object does not support changing this register."); + break; + } + + return Finished; +} +} |