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author | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
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committer | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
commit | ce4a32fe52ef09d8f5ff1dd22c001110902b60a2 (patch) | |
tree | 5ac38a06f3dde268dc7927dc155896926aaf7012 /kjs/operations.h | |
download | tdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.tar.gz tdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.zip |
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kjs/operations.h')
-rw-r--r-- | kjs/operations.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/kjs/operations.h b/kjs/operations.h new file mode 100644 index 000000000..4579b11dc --- /dev/null +++ b/kjs/operations.h @@ -0,0 +1,79 @@ +// -*- c-basic-offset: 2 -*- +/* + * This file is part of the KDE libraries + * Copyright (C) 1999-2000 Harri Porten (porten@kde.org) + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#ifndef _KJS_OPERATIONS_H_ +#define _KJS_OPERATIONS_H_ + +#include "value.h" + +namespace KJS { + + class ExecState; + + /** + * @return True if d is not a number (platform support required). + */ + bool isNaN(double d); + /** + * @return True if d is infinite (platform support required). + */ + bool isInf(double d); + bool isPosInf(double d); + bool isNegInf(double d); + bool equal(ExecState *exec, const Value& v1, const Value& v2); + bool strictEqual(ExecState *exec, const Value &v1, const Value &v2); + /** + * This operator performs an abstract relational comparison of the two + * arguments that can be of arbitrary type. If possible, conversions to the + * string or number type will take place before the comparison. + * + * @return 1 if v1 is "less-than" v2, 0 if the relation is "greater-than-or- + * equal". -1 if the result is undefined. + */ + int relation(ExecState *exec, const Value& v1, const Value& v2); + int maxInt(int d1, int d2); + int minInt(int d1, int d2); + /** + * Additive operator. Either performs an addition or substraction of v1 + * and v2. + * @param exec execution state. + * @param v1 First operand. + * @param v2 Second operand. + * @param oper '+' or '-' for an addition or substraction, respectively. + * @return The result of the operation. + */ + Value add(ExecState *exec, const Value &v1, const Value &v2, char oper); + /** + * Multiplicative operator. Either multiplies/divides v1 and v2 or + * calculates the remainder from an division. + * @param exec execution state. + * @param v1 First operand. + * @param v2 Second operand. + * @param oper '*', '/' or '%' for a multiplication, division or + * modulo operation. + * @return The result of the operation. + */ + Value mult(ExecState *exec, const Value &v1, const Value &v2, char oper); + +} + +#endif |