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)
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.
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.
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.
25 #ifndef RotateTransformOperation_h
26 #define RotateTransformOperation_h
28 #include "platform/transforms/TransformOperation.h"
32 class PLATFORM_EXPORT RotateTransformOperation : public TransformOperation {
34 static PassRefPtr<RotateTransformOperation> create(double angle, OperationType type)
36 return adoptRef(new RotateTransformOperation(0, 0, 1, angle, type));
39 static PassRefPtr<RotateTransformOperation> create(double x, double y, double z, double angle, OperationType type)
41 return adoptRef(new RotateTransformOperation(x, y, z, angle, type));
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; }
49 FloatPoint3D axis() const;
50 static bool shareSameAxis(const RotateTransformOperation* fromRotation, const RotateTransformOperation* toRotation, FloatPoint3D* axis, double* fromAngle, double* toAngle);
52 virtual bool canBlendWith(const TransformOperation& other) const;
53 virtual OperationType type() const OVERRIDE { return m_type; }
56 virtual bool operator==(const TransformOperation& o) const OVERRIDE
60 const RotateTransformOperation* r = static_cast<const RotateTransformOperation*>(&o);
61 return m_x == r->m_x && m_y == r->m_y && m_z == r->m_z && m_angle == r->m_angle;
64 virtual void apply(TransformationMatrix& transform, const FloatSize& /*borderBoxSize*/) const OVERRIDE
66 transform.rotate3d(m_x, m_y, m_z, m_angle);
69 virtual PassRefPtr<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false) OVERRIDE;
71 RotateTransformOperation(double x, double y, double z, double angle, OperationType type)
78 ASSERT(type == RotateX || type == RotateY || type == RotateZ || type == Rotate3D);
90 #endif // RotateTransformOperation_h