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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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
/*
* This code is based on the CRAB engine
*
* Copyright (c) Arvind Raja Yadav
*
* Licensed under MIT
*
*/
#include "crab/event/triggerset.h"
namespace Crab {
using namespace pyrodactyl::event;
void TriggerSet::load(rapidxml::xml_node<char> *node) {
for (rapidxml::xml_node<char> *n = node->first_node("trigger"); n != nullptr; n = n->next_sibling("trigger")) {
Trigger t(n);
_statement.push_back(t);
}
}
void TriggerSet::add(const Trigger &t) {
_statement.push_back(t);
}
bool TriggerSet::evaluate(pyrodactyl::event::Info &info) {
_result = true;
if (_statement.empty() == false) {
RelOp nextOp = OP_AND;
bool curResult = false;
for (auto &i : _statement) {
if (i._negate)
curResult = !i.evaluate(info);
else
curResult = i.evaluate(info);
if (nextOp == OP_AND)
_result = curResult && _result;
else
_result = curResult || _result;
nextOp = i._rel;
}
}
return _result;
}
} // End of namespace Crab
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