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#ifndef _Formula_h_
#define _Formula_h_
/* Formula.h
*
* Copyright (C) 1990-2011 Paul Boersma
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Thing.h"
#define kFormula_EXPRESSION_TYPE_NUMERIC 0
#define kFormula_EXPRESSION_TYPE_STRING 1
#define kFormula_EXPRESSION_TYPE_NUMERIC_ARRAY 2
#define kFormula_EXPRESSION_TYPE_STRING_ARRAY 3
#define kFormula_EXPRESSION_TYPE_UNKNOWN 4
struct Formula_NumericArray {
long numberOfRows, numberOfColumns;
double **data;
};
struct Formula_Result {
int expressionType;
union {
double numericResult;
wchar *stringResult;
struct Formula_NumericArray numericArrayResult;
} result;
};
void Formula_compile (Any interpreter, Any data, const wchar *expression, int expressionType, int optimize);
void Formula_run (long row, long col, struct Formula_Result *result);
/* End of file Formula.h */
#endif
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