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1 /* | 1 /* |
2 * Copyright (C) 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 * Library General Public License for more details. | 12 * Library General Public License for more details. |
13 * | 13 * |
14 * You should have received a copy of the GNU Library General Public License | 14 * You should have received a copy of the GNU Library General Public License |
15 * along with this library; see the file COPYING.LIB. If not, write to | 15 * along with this library; see the file COPYING.LIB. If not, write to |
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 * Boston, MA 02110-1301, USA. | 17 * Boston, MA 02110-1301, USA. |
18 * | 18 * |
19 */ | 19 */ |
20 | 20 |
21 #include "core/html/forms/StepRange.h" | 21 #include "core/html/forms/StepRange.h" |
22 | 22 |
| 23 #include <float.h> |
23 #include "core/HTMLNames.h" | 24 #include "core/HTMLNames.h" |
24 #include "core/html/parser/HTMLParserIdioms.h" | 25 #include "core/html/parser/HTMLParserIdioms.h" |
25 #include "wtf/MathExtras.h" | 26 #include "wtf/MathExtras.h" |
26 #include "wtf/text/WTFString.h" | 27 #include "wtf/text/WTFString.h" |
27 #include <float.h> | |
28 | 28 |
29 namespace blink { | 29 namespace blink { |
30 | 30 |
31 using namespace HTMLNames; | 31 using namespace HTMLNames; |
32 | 32 |
33 StepRange::StepRange() | 33 StepRange::StepRange() |
34 : m_maximum(100), | 34 : m_maximum(100), |
35 m_minimum(0), | 35 m_minimum(0), |
36 m_step(1), | 36 m_step(1), |
37 m_stepBase(0), | 37 m_stepBase(0), |
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185 Decimal alignedMaximum = base + ((maximum() - base) / step).floor() * step; | 185 Decimal alignedMaximum = base + ((maximum() - base) / step).floor() * step; |
186 if (alignedMaximum > maximum()) | 186 if (alignedMaximum > maximum()) |
187 alignedMaximum -= step; | 187 alignedMaximum -= step; |
188 DCHECK_LE(alignedMaximum, maximum()); | 188 DCHECK_LE(alignedMaximum, maximum()); |
189 if (alignedMaximum < minimum()) | 189 if (alignedMaximum < minimum()) |
190 return Decimal::nan(); | 190 return Decimal::nan(); |
191 return alignedMaximum; | 191 return alignedMaximum; |
192 } | 192 } |
193 | 193 |
194 } // namespace blink | 194 } // namespace blink |
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