1/*
2 * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "WebKitCSSTransformValue.h"
28
29#include "CSSValueList.h"
30#include <wtf/PassRefPtr.h>
31#include <wtf/text/WTFString.h>
32
33namespace WebCore {
34
35// These names must be kept in sync with TransformOperationType.
36const char* const transformNamePrefixes[] = {
37    0,
38    "translate(",
39    "translateX(",
40    "translateY(",
41    "rotate(",
42    "scale(",
43    "scaleX(",
44    "scaleY(",
45    "skew(",
46    "skewX(",
47    "skewY(",
48    "matrix(",
49    "translateZ(",
50    "translate3d(",
51    "rotateX(",
52    "rotateY(",
53    "rotateZ(",
54    "rotate3d(",
55    "scaleZ(",
56    "scale3d(",
57    "perspective(",
58    "matrix3d("
59};
60
61static inline String transformValueToCssString(WebKitCSSTransformValue::TransformOperationType operation, const String& value)
62{
63    if (operation != WebKitCSSTransformValue::UnknownTransformOperation) {
64        ASSERT_WITH_SECURITY_IMPLICATION(static_cast<size_t>(operation) < WTF_ARRAY_LENGTH(transformNamePrefixes));
65        return makeString(transformNamePrefixes[operation], value, ')');
66    }
67    return String();
68}
69
70WebKitCSSTransformValue::WebKitCSSTransformValue(TransformOperationType op)
71    : CSSValueList(WebKitCSSTransformClass, CommaSeparator)
72    , m_type(op)
73{
74}
75
76String WebKitCSSTransformValue::customCssText() const
77{
78    return transformValueToCssString(m_type, CSSValueList::customCssText());
79}
80
81#if ENABLE(CSS_VARIABLES)
82String WebKitCSSTransformValue::customSerializeResolvingVariables(const HashMap<AtomicString, String>& variables) const
83{
84    return transformValueToCssString(m_type, CSSValueList::customSerializeResolvingVariables(variables));
85}
86#endif
87
88WebKitCSSTransformValue::WebKitCSSTransformValue(const WebKitCSSTransformValue& cloneFrom)
89    : CSSValueList(cloneFrom)
90    , m_type(cloneFrom.m_type)
91{
92}
93
94PassRefPtr<WebKitCSSTransformValue> WebKitCSSTransformValue::cloneForCSSOM() const
95{
96    return adoptRef(new WebKitCSSTransformValue(*this));
97}
98
99}
100