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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 "glk/tads/tads2/data.h"
#include "glk/tads/tads2/lib.h"
#include "glk/tads/tads2/run.h"
#include "glk/tads/tads2/vocabulary.h"
#include "common/algorithm.h"
namespace Glk {
namespace TADS {
namespace TADS2 {
Data::Data(DataType type) : _type(type) {
}
size_t Data::size() const {
switch (_type) {
case DAT_NUMBER:
return 4; // numbers are in 4-byte lsb-first format
case DAT_OBJECT:
return 2; // object numbers are in 2-byte lsb-first format
case DAT_SSTRING:
case DAT_DSTRING:
case DAT_LIST:
return osrp2(_ptr);
case DAT_NIL:
case DAT_TRUE:
return 0;
case DAT_PROPNUM:
case DAT_SYN:
case DAT_FNADDR:
case DAT_REDIR:
return 2;
case DAT_TPL:
// template is counted array of 10-byte entries, plus length byte */
return 1 + ((*(uchar *)_ptr) * VOCTPLSIZ);
case DAT_TPL2:
return 1 + ((*(uchar *)_ptr) * VOCTPL2SIZ);
default:
return 0;
}
}
} // End of namespace TADS2
} // End of namespace TADS
} // End of namespace Glk
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