scummvm/engines/prince/mob.cpp

/* 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 "prince/mob.h"

namespace Prince {

bool Mob::loadFromStream(Common::SeekableReadStream &stream) {
	int32 pos = stream.pos();

	uint16 visible = stream.readUint16LE();

	if (visible == 0xFFFF)
		return false;

	_visible = visible;
	_type = stream.readUint16LE();
	_rect.left = stream.readUint16LE();
	_rect.top = stream.readUint16LE();
	_rect.right = stream.readUint16LE();
	_rect.bottom = stream.readUint16LE();

	_mask = stream.readUint16LE();

	_examPosition.x = stream.readUint16LE();
	_examPosition.y = stream.readUint16LE();
	_examDirection = (Direction)stream.readUint16LE();

	_usePosition.x = stream.readByte();
	_usePosition.y = stream.readByte();
	_useDirection = (Direction)stream.readUint16LE();

	uint32 nameOffset = stream.readUint32LE();
	uint32 examTextOffset = stream.readUint32LE();

	byte c;
	stream.seek(nameOffset);
	_name.clear();
	while ((c = stream.readByte()))
		_name += c;

	stream.seek(examTextOffset);
	_examText.clear();
	c = stream.readByte();
	if (c) {
		_examText += c;
		do {
			c = stream.readByte();
			_examText += c;
		} while (c != 255);
	}
	stream.seek(pos + 32);

	return true;
}

void Mob::setData(AttrId dataId, uint16 value) {
	switch (dataId) {
	case kMobExamDir:
		_examDirection = (Direction)value;
		break;
	case kMobExamX:
		_examPosition.x = value;
		break;
	case kMobExamY:
		_examPosition.y = value;
		break;
	default:
		assert(false);
	}
}

uint16 Mob::getData(AttrId dataId) {
	switch (dataId) {
	case kMobVisible:
		return _visible;
	case kMobExamDir:
		return _examDirection;
	case kMobExamX:
		return _examPosition.x;
	case kMobExamY:
		return _examPosition.y;
	default:
		assert(false);
		return 0;
	}
}

} // End of namespace Prince