1/*
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
3 *           (C) 2000 Antti Koivisto (koivisto@kde.org)
4 *           (C) 2000 Dirk Mueller (mueller@kde.org)
5 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
6 * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 * Library General Public License for more details.
17 *
18 * You should have received a copy of the GNU Library General Public License
19 * along with this library; see the file COPYING.LIB.  If not, write to
20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
22 *
23 */
24
25#ifndef RotateTransformOperation_h
26#define RotateTransformOperation_h
27
28#include "TransformOperation.h"
29
30namespace WebCore {
31
32class RotateTransformOperation final : public TransformOperation {
33public:
34    static PassRefPtr<RotateTransformOperation> create(double angle, OperationType type)
35    {
36        return adoptRef(new RotateTransformOperation(0, 0, 1, angle, type));
37    }
38
39    static PassRefPtr<RotateTransformOperation> create(double x, double y, double z, double angle, OperationType type)
40    {
41        return adoptRef(new RotateTransformOperation(x, y, z, angle, type));
42    }
43
44    double x() const { return m_x; }
45    double y() const { return m_y; }
46    double z() const { return m_z; }
47    double angle() const { return m_angle; }
48
49private:
50    virtual bool isIdentity() const override { return m_angle == 0; }
51
52    virtual OperationType type() const override { return m_type; }
53    virtual bool isSameType(const TransformOperation& o) const override { return o.type() == m_type; }
54
55    virtual bool operator==(const TransformOperation&) const override;
56
57    virtual bool apply(TransformationMatrix& transform, const FloatSize& /*borderBoxSize*/) const override
58    {
59        transform.rotate3d(m_x, m_y, m_z, m_angle);
60        return false;
61    }
62
63    virtual PassRefPtr<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false) override;
64
65    RotateTransformOperation(double x, double y, double z, double angle, OperationType type)
66        : m_x(x)
67        , m_y(y)
68        , m_z(z)
69        , m_angle(angle)
70        , m_type(type)
71    {
72        ASSERT(isRotateTransformOperationType());
73    }
74
75    double m_x;
76    double m_y;
77    double m_z;
78    double m_angle;
79    OperationType m_type;
80};
81
82TRANSFORMOPERATION_TYPE_CASTS(RotateTransformOperation, isRotateTransformOperationType());
83
84} // namespace WebCore
85
86#endif // RotateTransformOperation_h
87