scummvm/engines/mohawk/livingbooks_code.h
Alyssa Milburn 30f8365502 MOHAWK: Add a basic LBCode implementation.
This is enough for the Rugrats Adventure Game to play the introduction
videos, but is still in a very preliminary state.

svn-id: r55215
2011-01-12 19:11:27 +00:00

95 lines
2.3 KiB
C++

/* 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.
*
* $URL$
* $Id$
*
*/
#ifndef MOHAWK_LIVINGBOOKS_CODE_H
#define MOHAWK_LIVINGBOOKS_CODE_H
#include "common/substream.h"
namespace Mohawk {
class MohawkEngine_LivingBooks;
class LBItem;
enum LBValueType {
kLBValueString,
kLBValueInteger
};
struct LBValue {
LBValue() { type = kLBValueInteger; integer = 0; }
LBValueType type;
Common::String string;
int integer;
bool operator==(const LBValue &x) const;
bool operator!=(const LBValue &x) const;
};
enum {
kLBCodeLiteralInteger = 0x1
};
enum {
kLBCodeTokenString = 0x1,
kLBCodeTokenLiteral = 0x5,
kLBCodeTokenChar = 0x6,
kLBCodeTokenEndOfStatement = 0x7,
kLBCodeTokenEndOfFile = 0x8,
kLBCodeTokenOpenBracket = 0xf,
kLBCodeTokenCloseBracket = 0x10,
kLBCodeTokenLong = 0x11,
kLBCodeTokenEquals = 0x22, // TODO: maybe..
kLBCodeTokenQuote = 0x27, // "'"
kLBCodeTokenComma = 0x2c // ","
};
class LBCode {
public:
LBCode(MohawkEngine_LivingBooks *vm);
~LBCode();
void runCode(LBItem *src, uint32 offset);
protected:
MohawkEngine_LivingBooks *_vm;
uint32 size;
byte *data;
Common::HashMap<uint16, Common::String> strings;
Common::Array<LBValue> readParams(LBItem *src, uint32 &offset);
void runCodeCommand(LBItem *src, uint32 &offset);
void runCodeItemCommand(LBItem *src, uint32 &offset);
void runCodeNotifyCommand(LBItem *src, uint32 &offset);
};
} // End of namespace Mohawk
#endif