/*
* Copyright (C) 2008 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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 WebKitCSSMatrix_h
#define WebKitCSSMatrix_h
#include "ExceptionCode.h"
#include "PlatformString.h"
#include "TransformationMatrix.h"
#include <wtf/RefPtr.h>
namespace WebCore {
class WebKitCSSMatrix : public RefCounted<WebKitCSSMatrix> {
public:
static PassRefPtr<WebKitCSSMatrix> create(const TransformationMatrix& m)
{
return adoptRef(new WebKitCSSMatrix(m));
}
static PassRefPtr<WebKitCSSMatrix> create(const String& s, ExceptionCode& ec)
{
return adoptRef(new WebKitCSSMatrix(s, ec));
}
virtual ~WebKitCSSMatrix();
double a() const { return m_matrix.a(); }
double b() const { return m_matrix.b(); }
double c() const { return m_matrix.c(); }
double d() const { return m_matrix.d(); }
double e() const { return m_matrix.e(); }
double f() const { return m_matrix.f(); }
void setA(double f) { m_matrix.setA(f); }
void setB(double f) { m_matrix.setB(f); }
void setC(double f) { m_matrix.setC(f); }
void setD(double f) { m_matrix.setD(f); }
void setE(double f) { m_matrix.setE(f); }
void setF(double f) { m_matrix.setF(f); }
double m11() const { return m_matrix.m11(); }
double m12() const { return m_matrix.m12(); }
double m13() const { return m_matrix.m13(); }
double m14() const { return m_matrix.m14(); }
double m21() const { return m_matrix.m21(); }
double m22() const { return m_matrix.m22(); }
double m23() const { return m_matrix.m23(); }
double m24() const { return m_matrix.m24(); }
double m31() const { return m_matrix.m31(); }
double m32() const { return m_matrix.m32(); }
double m33() const { return m_matrix.m33(); }
double m34() const { return m_matrix.m34(); }
double m41() const { return m_matrix.m41(); }
double m42() const { return m_matrix.m42(); }
double m43() const { return m_matrix.m43(); }
double m44() const { return m_matrix.m44(); }
void setM11(double f) { m_matrix.setM11(f); }
void setM12(double f) { m_matrix.setM12(f); }
void setM13(double f) { m_matrix.setM13(f); }
void setM14(double f) { m_matrix.setM14(f); }
void setM21(double f) { m_matrix.setM21(f); }
void setM22(double f) { m_matrix.setM22(f); }
void setM23(double f) { m_matrix.setM23(f); }
void setM24(double f) { m_matrix.setM24(f); }
void setM31(double f) { m_matrix.setM31(f); }
void setM32(double f) { m_matrix.setM32(f); }
void setM33(double f) { m_matrix.setM33(f); }
void setM34(double f) { m_matrix.setM34(f); }
void setM41(double f) { m_matrix.setM41(f); }
void setM42(double f) { m_matrix.setM42(f); }
void setM43(double f) { m_matrix.setM43(f); }
void setM44(double f) { m_matrix.setM44(f); }
void setMatrixValue(const String&, ExceptionCode&);
// The following math function return a new matrix with the
// specified operation applied. The this value is not modified.
// Multiply this matrix by secondMatrix, on the right (result = this * secondMatrix)
PassRefPtr<WebKitCSSMatrix> multiply(WebKitCSSMatrix* secondMatrix) const;
// Return the inverse of this matrix. Throw an exception if the matrix is not invertible
PassRefPtr<WebKitCSSMatrix> inverse(ExceptionCode&) const;
// Return this matrix translated by the passed values.
// Passing a NaN will use a value of 0. This allows the 3D form to used for 2D operations
// Operation is performed as though the this matrix is multiplied by a matrix with
// the translation values on the left (result = translation(x,y,z) * this)
PassRefPtr<WebKitCSSMatrix> translate(double x, double y, double z) const;
// Returns this matrix scaled by the passed values.
// Passing scaleX or scaleZ as NaN uses a value of 1, but passing scaleY of NaN
// makes it the same as scaleX. This allows the 3D form to used for 2D operations
// Operation is performed as though the this matrix is multiplied by a matrix with
// the scale values on the left (result = scale(x,y,z) * this)
PassRefPtr<WebKitCSSMatrix> scale(double scaleX, double scaleY, double scaleZ) const;
// Returns this matrix rotated by the passed values.
// If rotY and rotZ are NaN, rotate about Z (rotX=0, rotateY=0, rotateZ=rotX).
// Otherwise use a rotation value of 0 for any passed NaN.
// Operation is performed as though the this matrix is multiplied by a matrix with
// the rotation values on the left (result = rotation(x,y,z) * this)
PassRefPtr<WebKitCSSMatrix> rotate(double rotX, double rotY, double rotZ) const;
// Returns this matrix rotated about the passed axis by the passed angle.
// Passing a NaN will use a value of 0. If the axis is (0,0,0) use a value
// Operation is performed as though the this matrix is multiplied by a matrix with
// the rotation values on the left (result = rotation(x,y,z,angle) * this)
PassRefPtr<WebKitCSSMatrix> rotateAxisAngle(double x, double y, double z, double angle) const;
// Return this matrix skewed along the X axis by the passed values.
// Passing a NaN will use a value of 0.
// Operation is performed as though the this matrix is multiplied by a matrix with
// the skew values on the left (result = skewX(angle) * this)
PassRefPtr<WebKitCSSMatrix> skewX(double angle) const;
// Return this matrix skewed along the Y axis by the passed values.
// Passing a NaN will use a value of 0.
// Operation is performed as though the this matrix is multiplied by a matrix with
// the skew values on the left (result = skewY(angle) * this)
PassRefPtr<WebKitCSSMatrix> skewY(double angle) const;
const TransformationMatrix& transform() const { return m_matrix; }
String toString() const;
protected:
WebKitCSSMatrix(const TransformationMatrix&);
WebKitCSSMatrix(const String&, ExceptionCode&);
TransformationMatrix m_matrix;
};
} // namespace WebCore
#endif // WebKitCSSMatrix_h