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/*
* Copyright (C) 2000 Lars Knoll (knoll@kde.org)
* (C) 2000 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
* Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef RotateTransformOperation_h
#define RotateTransformOperation_h
#include "platform/transforms/TransformOperation.h"
namespace blink {
class PLATFORM_EXPORT RotateTransformOperation : public TransformOperation {
public:
static PassRefPtr<RotateTransformOperation> create(double angle, OperationType type)
{
return adoptRef(new RotateTransformOperation(0, 0, 1, angle, type));
}
static PassRefPtr<RotateTransformOperation> create(double x, double y, double z, double angle, OperationType type)
{
return adoptRef(new RotateTransformOperation(x, y, z, angle, type));
}
double x() const { return m_x; }
double y() const { return m_y; }
double z() const { return m_z; }
double angle() const { return m_angle; }
FloatPoint3D axis() const;
static bool shareSameAxis(const RotateTransformOperation* fromRotation, const RotateTransformOperation* toRotation, FloatPoint3D* axis, double* fromAngle, double* toAngle);
virtual bool canBlendWith(const TransformOperation& other) const;
virtual OperationType type() const override { return m_type; }
private:
virtual bool operator==(const TransformOperation& o) const override
{
if (!isSameType(o))
return false;
const RotateTransformOperation* r = static_cast<const RotateTransformOperation*>(&o);
return m_x == r->m_x && m_y == r->m_y && m_z == r->m_z && m_angle == r->m_angle;
}
virtual void apply(TransformationMatrix& transform, const FloatSize& /*borderBoxSize*/) const override
{
transform.rotate3d(m_x, m_y, m_z, m_angle);
}
virtual PassRefPtr<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false) override;
RotateTransformOperation(double x, double y, double z, double angle, OperationType type)
: m_x(x)
, m_y(y)
, m_z(z)
, m_angle(angle)
, m_type(type)
{
ASSERT(type == RotateX || type == RotateY || type == RotateZ || type == Rotate3D);
}
double m_x;
double m_y;
double m_z;
double m_angle;
OperationType m_type;
};
} // namespace blink
#endif // RotateTransformOperation_h
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