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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/ai/movement.h"
namespace Crab {
using namespace pyrodactyl::ai;
//------------------------------------------------------------------------
// Purpose: Walk in preset paths
//------------------------------------------------------------------------
void MovementSet::load(rapidxml::xml_node<char> *node) {
_enabled = true;
loadBool(_repeat, "repeat", node);
for (auto n = node->first_node("walk"); n != nullptr; n = n->next_sibling("walk"))
_path.push_back(n);
}
//------------------------------------------------------------------------
// Purpose: To make the AI patrol/wait along certain points
//------------------------------------------------------------------------
bool MovementSet::internalEvents(const Rect rect) {
if (_enabled) {
// If we are at the current waypoint, get to the next waypoint
if (_path[_cur]._target.collide(rect)) {
_cur = (_cur + 1) % _path.size();
_timer.start();
}
// Wait according to the delay value in the node
if (_timer.ticks() >= _path[_cur]._delay)
return true;
}
return false;
}
} // End of namespace Crab
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