1/*
2 * Copyright (C) 2009 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 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 Matrix3DTransformOperation_h
27#define Matrix3DTransformOperation_h
28
29#include "platform/transforms/TransformOperation.h"
30
31namespace blink {
32
33class PLATFORM_EXPORT Matrix3DTransformOperation : public TransformOperation {
34public:
35    static PassRefPtr<Matrix3DTransformOperation> create(const TransformationMatrix& matrix)
36    {
37        return adoptRef(new Matrix3DTransformOperation(matrix));
38    }
39
40    TransformationMatrix matrix() const {return m_matrix; }
41
42    virtual bool canBlendWith(const TransformOperation& other) const
43    {
44        return false;
45    }
46
47private:
48    virtual OperationType type() const OVERRIDE { return Matrix3D; }
49
50    virtual bool operator==(const TransformOperation& o) const OVERRIDE
51    {
52        if (!isSameType(o))
53            return false;
54        const Matrix3DTransformOperation* m = static_cast<const Matrix3DTransformOperation*>(&o);
55        return m_matrix == m->m_matrix;
56    }
57
58    virtual void apply(TransformationMatrix& transform, const FloatSize&) const OVERRIDE
59    {
60        transform.multiply(TransformationMatrix(m_matrix));
61    }
62
63    virtual PassRefPtr<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false) OVERRIDE;
64
65    Matrix3DTransformOperation(const TransformationMatrix& mat)
66    {
67        m_matrix = mat;
68    }
69
70    TransformationMatrix m_matrix;
71};
72
73} // namespace blink
74
75#endif // Matrix3DTransformOperation_h
76