1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
/*
* Copyright (C) 2008 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#if ENABLE(SVG)
#include "SMILTime.h"
#include <float.h>
using namespace WebCore;
const double SMILTime::unresolvedValue = DBL_MAX;
// Just a big value smaller than DBL_MAX. Our times are relative to 0, we don't really need the full range.
const double SMILTime::indefiniteValue = FLT_MAX;
SMILTime WebCore::operator+(const SMILTime& a, const SMILTime& b)
{
if (a.isUnresolved() || b.isUnresolved())
return SMILTime::unresolved();
if (a.isIndefinite() || b.isIndefinite())
return SMILTime::indefinite();
return a.value() + b.value();
}
SMILTime WebCore::operator-(const SMILTime& a, const SMILTime& b)
{
if (a.isUnresolved() || b.isUnresolved())
return SMILTime::unresolved();
if (a.isIndefinite() || b.isIndefinite())
return SMILTime::indefinite();
return a.value() - b.value();
}
SMILTime WebCore::operator*(const SMILTime& a, const SMILTime& b)
{
if (a.isUnresolved() || b.isUnresolved())
return SMILTime::unresolved();
if (a.value() == 0 || b.value() == 0)
return SMILTime(0);
if (a.isIndefinite() || b.isIndefinite())
return SMILTime::indefinite();
return a.value() * b.value();
}
#endif
|
