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#ifndef CSSTransformValue_h
27#define CSSTransformValue_h
28
29#include "core/css/CSSValueList.h"
30#include "wtf/PassRefPtr.h"
31
32namespace blink {
33
34class CSSTransformValue : public CSSValueList {
35public:
36    // NOTE: these have to match the values in the IDL
37    enum TransformOperationType {
38        UnknownTransformOperation,
39        TranslateTransformOperation,
40        TranslateXTransformOperation,
41        TranslateYTransformOperation,
42        RotateTransformOperation,
43        ScaleTransformOperation,
44        ScaleXTransformOperation,
45        ScaleYTransformOperation,
46        SkewTransformOperation,
47        SkewXTransformOperation,
48        SkewYTransformOperation,
49        MatrixTransformOperation,
50        TranslateZTransformOperation,
51        Translate3DTransformOperation,
52        RotateXTransformOperation,
53        RotateYTransformOperation,
54        RotateZTransformOperation,
55        Rotate3DTransformOperation,
56        ScaleZTransformOperation,
57        Scale3DTransformOperation,
58        PerspectiveTransformOperation,
59        Matrix3DTransformOperation
60    };
61
62    static PassRefPtrWillBeRawPtr<CSSTransformValue> create(TransformOperationType type)
63    {
64        return adoptRefWillBeNoop(new CSSTransformValue(type));
65    }
66
67    String customCSSText() const;
68    bool equals(const CSSTransformValue& other) const { return m_type == other.m_type && CSSValueList::equals(other); }
69
70    TransformOperationType operationType() const { return m_type; }
71
72    PassRefPtrWillBeRawPtr<CSSTransformValue> cloneForCSSOM() const;
73
74    void traceAfterDispatch(Visitor* visitor) { CSSValueList::traceAfterDispatch(visitor); }
75
76private:
77    CSSTransformValue(TransformOperationType);
78    CSSTransformValue(const CSSTransformValue& cloneFrom);
79
80    TransformOperationType m_type;
81};
82
83DEFINE_CSS_VALUE_TYPE_CASTS(CSSTransformValue, isTransformValue());
84
85} // namespace blink
86
87#endif
88