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/* 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 "neverhood/entity.h"
namespace Neverhood {
uint32 MessageParam::asInteger() const {
assert(_type == mptInteger);
return _integer;
}
NPoint MessageParam::asPoint() const {
assert(_type == mptInteger || _type == mptPoint);
if (_type == mptInteger) {
NPoint pt;
pt.x = _integer & 0xFFFF;
pt.y = (_integer >> 16) & 0xFFFF;
return pt;
}
return _point;
}
Entity *MessageParam::asEntity() const {
assert(_type == mptEntity);
return _entity;
}
// TODO: Disable heavy debug stuff in release mode
#define SetUpdateHandler(handler) _updateHandlerCb = static_cast <void (Entity::*)(void)> (handler); debug(2, "SetUpdateHandler(" #handler ")"); _updateHandlerCbName = #handler
#define SetMessageHandler(handler) _messageHandlerCb = static_cast <uint32 (Entity::*)(int messageNum, const MessageParam ¶m, Entity *sender)> (handler); debug(2, "SetMessageHandler(" #handler ")"); _messageHandlerCbName = #handler
Entity::Entity(NeverhoodEngine *vm, int priority)
: _vm(vm), _updateHandlerCb(NULL), _messageHandlerCb(NULL), _priority(priority), _name("Entity") {
}
Entity::~Entity() {
}
void Entity::draw() {
}
void Entity::handleUpdate() {
//debug("Entity(%s).handleUpdate", _name.c_str());
debug(2, "handleUpdate() -> [%s]", _updateHandlerCbName.c_str());
if (_updateHandlerCb)
(this->*_updateHandlerCb)();
}
uint32 Entity::receiveMessage(int messageNum, const MessageParam ¶m, Entity *sender) {
debug(2, "receiveMessage(%04X) -> [%s]", messageNum, _messageHandlerCbName.c_str());
return _messageHandlerCb ? (this->*_messageHandlerCb)(messageNum, param, sender) : 0;
}
uint32 Entity::sendMessage(Entity *receiver, int messageNum, const MessageParam ¶m) {
return receiver ? receiver->receiveMessage(messageNum, param, this) : 0;
}
uint32 Entity::sendMessage(Entity *receiver, int messageNum, uint32 param) {
return sendMessage(receiver, messageNum, MessageParam(param));
}
uint32 Entity::sendPointMessage(Entity *receiver, int messageNum, const NPoint ¶m) {
return sendMessage(receiver, messageNum, MessageParam(param));
}
uint32 Entity::sendEntityMessage(Entity *receiver, int messageNum, Entity *param) {
return sendMessage(receiver, messageNum, MessageParam((Entity*)param));
}
uint32 Entity::getGlobalVar(uint32 nameHash) {
return _vm->_gameVars->getGlobalVar(nameHash);
}
void Entity::setGlobalVar(uint32 nameHash, uint32 value) {
_vm->_gameVars->setGlobalVar(nameHash, value);
}
uint32 Entity::getSubVar(uint32 nameHash, uint32 subNameHash) {
return _vm->_gameVars->getSubVar(nameHash, subNameHash);
}
void Entity::setSubVar(uint32 nameHash, uint32 subNameHash, uint32 value) {
_vm->_gameVars->setSubVar(nameHash, subNameHash, value);
}
void Entity::incGlobalVar(uint32 nameHash, int incrValue) {
setGlobalVar(nameHash, getGlobalVar(nameHash) + incrValue);
}
void Entity::incSubVar(uint32 nameHash, uint32 subNameHash, int incrValue) {
setSubVar(nameHash, subNameHash, getSubVar(nameHash, subNameHash) + incrValue);
}
} // End of namespace Neverhood
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