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/*
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef WebTransformationMatrix_h
#define WebTransformationMatrix_h
#if WEBKIT_IMPLEMENTATION
#include "FloatPoint.h"
#include "FloatPoint3D.h"
#include "FloatQuad.h"
#endif
#include "WebCommon.h"
#include "WebPrivateOwnPtr.h"
namespace WebCore {
class TransformationMatrix;
}
namespace WebKit {
class WebTransformationMatrix {
public:
WebTransformationMatrix();
WebTransformationMatrix(double a, double b, double c, double d, double e, double f);
WebTransformationMatrix(const WebTransformationMatrix&);
~WebTransformationMatrix() { reset(); }
void reset();
// Operations that return a separate matrix and do not modify this one.
WebTransformationMatrix inverse() const;
WebTransformationMatrix to2dTransform() const;
WebTransformationMatrix& operator=(const WebTransformationMatrix&);
bool operator==(const WebTransformationMatrix&) const;
WebTransformationMatrix operator*(const WebTransformationMatrix&) const;
// Operations that modify this matrix
void multiply(const WebTransformationMatrix&);
void makeIdentity();
void translate(double tx, double ty);
void translate3d(double tx, double ty, double tz);
void translateRight3d(double tx, double ty, double tz);
void scale(double s);
void scaleNonUniform(double sx, double sy);
void scale3d(double sx, double sy, double sz);
void rotate(double angle);
void rotate3d(double rx, double ry, double rz);
void rotate3d(double x, double y, double z, double angle);
void skewX(double angle);
void skewY(double angle);
void applyPerspective(double p);
void blend(const WebTransformationMatrix& from, double progress);
bool hasPerspective() const;
bool isInvertible() const;
bool isBackFaceVisible() const;
bool isIdentity() const;
bool isIdentityOrTranslation() const;
bool isIntegerTranslation() const;
// Accessors
double m11() const;
void setM11(double);
double m12() const;
void setM12(double);
double m13() const;
void setM13(double);
double m14() const;
void setM14(double);
double m21() const;
void setM21(double);
double m22() const;
void setM22(double);
double m23() const;
void setM23(double);
double m24() const;
void setM24(double);
double m31() const;
void setM31(double);
double m32() const;
void setM32(double);
double m33() const;
void setM33(double);
double m34() const;
void setM34(double);
double m41() const;
void setM41(double);
double m42() const;
void setM42(double);
double m43() const;
void setM43(double);
double m44() const;
void setM44(double);
double a() const;
void setA(double);
double b() const;
void setB(double);
double c() const;
void setC(double);
double d() const;
void setD(double);
double e() const;
void setE(double);
double f() const;
void setF(double);
#if WEBKIT_IMPLEMENTATION
// Conversions between WebKit::WebTransformationMatrix and WebCore::TransformationMatrix
explicit WebTransformationMatrix(const WebCore::TransformationMatrix&);
WebCore::TransformationMatrix& toWebCoreTransform() const;
// FIXME: these map functions should not exist, should be using CCMathUtil
// instead. Eventually CCMathUtil functions could be merged here, but its
// not yet the right time for that.
WebCore::FloatRect mapRect(const WebCore::FloatRect&) const;
WebCore::IntRect mapRect(const WebCore::IntRect&) const;
WebCore::FloatPoint3D mapPoint(const WebCore::FloatPoint3D&) const;
WebCore::FloatPoint mapPoint(const WebCore::FloatPoint&) const;
WebCore::IntPoint mapPoint(const WebCore::IntPoint&) const;
WebCore::FloatQuad mapQuad(const WebCore::FloatQuad&) const;
WebCore::FloatPoint projectPoint(const WebCore::FloatPoint&, bool* clamped = 0) const;
#endif
protected:
WebPrivateOwnPtr<WebCore::TransformationMatrix> m_private;
};
} // namespace WebKit
#endif
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