TONY: Start of work converting over MPAL sub-system

1 files changed, 116 insertions, 0 deletions

diff --git a/engines/tony/mpal/expr.h b/engines/tony/mpal/expr.h
new file mode 100644
index 0000000000..d54f17b088
--- /dev/null
+++ b/engines/tony/mpal/expr.h
@@ -0,0 +1,116 @@
+/* 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.
+ *
+ *
+ */
+/**************************************************************************
+ *                                     様様様様様様様様様様様様様様様様様 *
+ *                        ...                  Spyral Software snc        *
+ *        .             x#""*$Nu       -= We create much MORE than ALL =- *
+ *      d*#R$.          R     ^#$o     様様様様様様様様様様様様様様様様様 *
+ *    .F    ^$k         $        "$b                                      *
+ *   ."       $b      u "$         #$L                                    *
+ *   P         $c    :*$L"$L        '$k  Project: MPAL................... *
+ *  d    @$N.   $.   d ^$b^$k         $c                                  *
+ *  F   4  "$c  '$   $   #$u#$u       '$ Module:  Expression gestor heade *
+ * 4    4k   *N  #b .>    '$N'*$u      *                                  *
+ * M     $L   #$  $ 8       "$c'#$b.. .@ Author:  Giovanni Bajo.......... *
+ * M     '$u   "$u :"         *$. "#*#"                                   *
+ * M      '$N.  "  F           ^$k       Desc:    Gestisce le espressioni *
+ * 4>       ^R$oue#             d                 matematiche............ *
+ * '$          ""              @                  ....................... *
+ *  #b                       u#                                           *
+ *   $b                    .@"           OS: [ ] DOS  [X] WIN95  [ ] OS/2 *
+ *    #$u                .d"                                              *
+ *     '*$e.          .zR".@           様様様様様様様様様様様様様様様様様 *
+ *        "*$$beooee$*"  @"M                  This source code is         *
+ *             """      '$.?              Copyright (C) Spyral Software   *
+ *                       '$d>                 ALL RIGHTS RESERVED         *
+ *                        '$>          様様様様様様様様様様様様様様様様様 *
+ *                                                                        *
+ **************************************************************************/
+
+#ifndef MPAL_EXPR_H
+#define MPAL_EXPR_H
+
+namespace Tony {
+
+namespace MPAL {
+
+/****************************************************************************\
+*       Prototipi di funzione
+\****************************************************************************/
+
+/****************************************************************************\
+*
+* Function:     byte *ParseExpression(byte *buf, HGLOBAL *h);
+*
+* Description:  Esegue il parsing da file .MPC di un'espressione matematica.
+*
+* Input:        byte *buf              Buffer contenente l'espressione
+*                                       compilata.
+*               HGLOBAL *h              Pointer a un handle che, alla fine
+*                                       dell'esecuzione, puntera' alla
+*                                       zona di memoria contenete l'espres-
+*                                       sione parsata
+*
+* Return:       Puntatore al buffer subito dopo l'espressione, o NULL in caso
+*               di errore.
+*
+\****************************************************************************/
+
+byte *ParseExpression(byte *lpBuf, HGLOBAL *h);
+
+
+/****************************************************************************\
+*
+* Function:     int EvaluateExpression(HGLOBAL h);
+*
+* Description:  Calcola il valore di un'espressione matematica
+*
+* Input:        HGLOBAL h               Handle all'espressione
+*
+* Return:       Valore numerico
+*
+\****************************************************************************/
+
+int EvaluateExpression(HGLOBAL h);
+
+
+/****************************************************************************\
+*
+* Function:     bool CompareExpressions(HGLOBAL h1, HGLOBAL h2);
+*
+* Description:  Confronta due espressioni matematiche tra loro
+*
+* Input:        HGLOBAL h1,h2            Espressioni da confrontare
+*
+* Return:       TRUE se sono uguali, FALSE se sono diverse
+*
+\****************************************************************************/
+
+bool CompareExpressions(HGLOBAL h1, HGLOBAL h2);
+
+
+} // end of namespace MPAL
+
+} // end of namespace Tony
+
+#endif