Matrix Class Reference

#include <gdiplusmatrix.h>

Inheritance diagram for Matrix:

Collaboration diagram for Matrix:

Public Member Functions
	Matrix (const RectF &rect, const PointF *dstplg)
	Matrix (const Rect &rect, const Point *dstplg)
	Matrix ()
	Matrix (REAL m11, REAL m12, REAL m21, REAL m22, REAL dx, REAL dy)
Matrix *	Clone () const
	~Matrix ()
BOOL	Equals (const Matrix *matrix) const
Status	GetElements (REAL *m) const
Status	GetLastStatus () const
Status	Invert ()
BOOL	IsIdentity () const
BOOL	IsInvertible () const
Status	Multiply (const Matrix *matrix, MatrixOrder order=MatrixOrderPrepend)
REAL	OffsetX () const
REAL	OffsetY () const
Status	Reset ()
Status	Rotate (REAL angle, MatrixOrder order=MatrixOrderPrepend)
Status	RotateAt (REAL angle, const PointF &center, MatrixOrder order=MatrixOrderPrepend)
Status	Scale (REAL scaleX, REAL scaleY, MatrixOrder order=MatrixOrderPrepend)
Status	SetElements (REAL m11, REAL m12, REAL m21, REAL m22, REAL dx, REAL dy)
Status	Shear (REAL shearX, REAL shearY, MatrixOrder order=MatrixOrderPrepend)
Status	TransformPoints (Point *pts, INT count)
Status	TransformPoints (PointF *pts, INT count)
Status	TransformVectors (Point *pts, INT count)
Status	TransformVectors (PointF *pts, INT count)
Status	Translate (REAL offsetX, REAL offsetY, MatrixOrder order=MatrixOrderPrepend)
Public Member Functions inherited from GdiplusBase
void	operator delete (void *in_pVoid)
void	operator delete[] (void *in_pVoid)
void *	operator new (size_t in_size)
void *	operator new[] (size_t in_size)

Protected Member Functions
	Matrix (GpMatrix *matrix)
Status	SetStatus (Status status) const

Protected Attributes
GpMatrix *	nativeMatrix
Status	lastStatus

Friends
class	Pen
class	Region
class	GraphicsPath
class	Brush
class	LinearGradientBrush
class	TextureBrush
GpMatrix *&	getNat (const Matrix *matrix)

Detailed Description

Definition at line 22 of file gdiplusmatrix.h.

Constructor & Destructor Documentation

Matrix() [1/5]

Matrix::Matrix ( const RectF &  rect, const PointF *  dstplg  )

inline

Definition at line 32 of file gdiplusmatrix.h.

    {
        lastStatus = DllExports::GdipCreateMatrix3(&rect, dstplg, &nativeMatrix);
    }

Matrix() [2/5]

Matrix::Matrix ( const Rect &  rect, const Point *  dstplg  )

inline

Definition at line 37 of file gdiplusmatrix.h.

    {
        lastStatus = DllExports::GdipCreateMatrix3I(&rect, dstplg, &nativeMatrix);
    }

Matrix() [3/5]

Matrix::Matrix ( )

inline

Definition at line 42 of file gdiplusmatrix.h.

    {
        lastStatus = DllExports::GdipCreateMatrix(&nativeMatrix);
    }

Referenced by Clone().

Matrix() [4/5]

Matrix::Matrix ( REAL  m11, REAL  m12, REAL  m21, REAL  m22, REAL  dx, REAL  dy  )

inline

Definition at line 47 of file gdiplusmatrix.h.

    {
        lastStatus = DllExports::GdipCreateMatrix2(m11, m12, m21, m22, dx, dy, &nativeMatrix);
    }

~Matrix()

Matrix::~Matrix ( )

inline

Definition at line 68 of file gdiplusmatrix.h.

    {
        DllExports::GdipDeleteMatrix(nativeMatrix);
    }

Matrix() [5/5]

Matrix::Matrix ( GpMatrix *  matrix )

inlineprotected

Definition at line 220 of file gdiplusmatrix.h.

                             : nativeMatrix(matrix), lastStatus(Ok)
    {
    }

Member Function Documentation

Clone()

Matrix * Matrix::Clone ( ) const

inline

Definition at line 53 of file gdiplusmatrix.h.

    {
        GpMatrix *cloneMatrix = NULL;
        SetStatus(DllExports::GdipCloneMatrix(nativeMatrix, &cloneMatrix));
 
        if (lastStatus != Ok)
            return NULL;
 
        Matrix *newMatrix = new Matrix(cloneMatrix);
        if (!newMatrix)
            DllExports::GdipDeleteMatrix(cloneMatrix);
 
        return newMatrix;
    }

Equals()

BOOL Matrix::Equals ( const Matrix *  matrix ) const

inline

Definition at line 74 of file gdiplusmatrix.h.

    {
        BOOL result;
        SetStatus(DllExports::GdipIsMatrixEqual(nativeMatrix, matrix ? getNat(matrix) : NULL, &result));
        return result;
    }

GetElements()

Status Matrix::GetElements ( REAL *  m ) const

inline

Definition at line 82 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipGetMatrixElements(nativeMatrix, m));
    }

Referenced by OffsetX(), and OffsetY().

GetLastStatus()

Status Matrix::GetLastStatus ( ) const

inline

Definition at line 88 of file gdiplusmatrix.h.

    {
        return lastStatus;
    }

Invert()

Status Matrix::Invert ( )

inline

Definition at line 94 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipInvertMatrix(nativeMatrix));
    }

IsIdentity()

BOOL Matrix::IsIdentity ( ) const

inline

Definition at line 100 of file gdiplusmatrix.h.

    {
        BOOL result;
        SetStatus(DllExports::GdipIsMatrixIdentity(nativeMatrix, &result));
        return result;
    }

IsInvertible()

BOOL Matrix::IsInvertible ( ) const

inline

Definition at line 108 of file gdiplusmatrix.h.

    {
        BOOL result;
        SetStatus(DllExports::GdipIsMatrixInvertible(nativeMatrix, &result));
        return result;
    }

Multiply()

Status Matrix::Multiply ( const Matrix *  matrix, MatrixOrder  order = MatrixOrderPrepend  )

inline

Definition at line 116 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipMultiplyMatrix(nativeMatrix, matrix ? getNat(matrix) : NULL, order));
    }

OffsetX()

REAL Matrix::OffsetX ( ) const

inline

Definition at line 122 of file gdiplusmatrix.h.

    {
        REAL elements[6];
        if (GetElements(elements) == Ok)
            return elements[4];
        return 0.0f;
    }

OffsetY()

REAL Matrix::OffsetY ( ) const

inline

Definition at line 131 of file gdiplusmatrix.h.

    {
        REAL elements[6];
        if (GetElements(elements) == Ok)
            return elements[5];
        return 0.0f;
    }

Reset()

Status Matrix::Reset ( )

inline

Definition at line 140 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipSetMatrixElements(nativeMatrix, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0));
    }

Rotate()

Status Matrix::Rotate ( REAL  angle, MatrixOrder  order = MatrixOrderPrepend  )

inline

Definition at line 146 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipRotateMatrix(nativeMatrix, angle, order));
    }

RotateAt()

Status Matrix::RotateAt ( REAL  angle, const PointF &  center, MatrixOrder  order = MatrixOrderPrepend  )

inline

Definition at line 152 of file gdiplusmatrix.h.

    {
        if (order == MatrixOrderPrepend)
        {
            SetStatus(DllExports::GdipTranslateMatrix(nativeMatrix, center.X, center.Y, order));
            SetStatus(DllExports::GdipRotateMatrix(nativeMatrix, angle, order));
            return SetStatus(DllExports::GdipTranslateMatrix(nativeMatrix, -center.X, -center.Y, order));
        }
        else
        {
            SetStatus(DllExports::GdipTranslateMatrix(nativeMatrix, -center.X, -center.Y, order));
            SetStatus(DllExports::GdipRotateMatrix(nativeMatrix, angle, order));
            return SetStatus(DllExports::GdipTranslateMatrix(nativeMatrix, center.X, center.Y, order));
        }
    }

Scale()

Status Matrix::Scale ( REAL  scaleX, REAL  scaleY, MatrixOrder  order = MatrixOrderPrepend  )

inline

Definition at line 169 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipScaleMatrix(nativeMatrix, scaleX, scaleY, order));
    }

SetElements()

Status Matrix::SetElements ( REAL  m11, REAL  m12, REAL  m21, REAL  m22, REAL  dx, REAL  dy  )

inline

Definition at line 175 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipSetMatrixElements(nativeMatrix, m11, m12, m21, m22, dx, dy));
    }

SetStatus()

Status Matrix::SetStatus ( Status  status ) const

inlineprotected

Definition at line 225 of file gdiplusmatrix.h.

    {
        if (status != Ok)
            lastStatus = status;
        return status;
    }

Referenced by Clone(), Equals(), GetElements(), Invert(), IsIdentity(), IsInvertible(), Multiply(), Reset(), Rotate(), RotateAt(), Scale(), SetElements(), Shear(), TransformPoints(), TransformVectors(), and Translate().

Shear()

Status Matrix::Shear ( REAL  shearX, REAL  shearY, MatrixOrder  order = MatrixOrderPrepend  )

inline

Definition at line 181 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipShearMatrix(nativeMatrix, shearX, shearY, order));
    }

TransformPoints() [1/2]

Status Matrix::TransformPoints ( Point *  pts, INT  count  )

inline

Definition at line 187 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipTransformMatrixPointsI(nativeMatrix, pts, count));
    }

TransformPoints() [2/2]

Status Matrix::TransformPoints ( PointF *  pts, INT  count  )

inline

Definition at line 193 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipTransformMatrixPoints(nativeMatrix, pts, count));
    }

TransformVectors() [1/2]

Status Matrix::TransformVectors ( Point *  pts, INT  count  )

inline

Definition at line 199 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipVectorTransformMatrixPointsI(nativeMatrix, pts, count));
    }

TransformVectors() [2/2]

Status Matrix::TransformVectors ( PointF *  pts, INT  count  )

inline

Definition at line 205 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipVectorTransformMatrixPoints(nativeMatrix, pts, count));
    }

Translate()

Status Matrix::Translate ( REAL  offsetX, REAL  offsetY, MatrixOrder  order = MatrixOrderPrepend  )

inline

Definition at line 211 of file gdiplusmatrix.h.

    {
        return SetStatus(DllExports::GdipTranslateMatrix(nativeMatrix, offsetX, offsetY, order));
    }

Friends And Related Function Documentation

Brush

friend class Brush

friend

Definition at line 27 of file gdiplusmatrix.h.

getNat

GpMatrix *& getNat ( const Matrix *  matrix )

friend

Definition at line 234 of file gdiplusmatrix.h.

    {
        return const_cast<Matrix *>(matrix)->nativeMatrix;
    }

Referenced by Equals(), and Multiply().

GraphicsPath

friend class GraphicsPath

friend

Definition at line 26 of file gdiplusmatrix.h.

LinearGradientBrush

friend class LinearGradientBrush

friend

Definition at line 28 of file gdiplusmatrix.h.

Pen

friend class Pen

friend

Definition at line 24 of file gdiplusmatrix.h.

Region

friend class Region

friend

Definition at line 25 of file gdiplusmatrix.h.

TextureBrush

friend class TextureBrush

friend

Definition at line 29 of file gdiplusmatrix.h.

Member Data Documentation

lastStatus

Status Matrix::lastStatus

mutableprotected

Definition at line 218 of file gdiplusmatrix.h.

Referenced by Clone(), GetLastStatus(), Matrix(), and SetStatus().

nativeMatrix

GpMatrix* Matrix::nativeMatrix

protected

Definition at line 217 of file gdiplusmatrix.h.

Referenced by Clone(), Equals(), GetElements(), Invert(), IsIdentity(), IsInvertible(), Matrix(), Multiply(), Reset(), Rotate(), RotateAt(), Scale(), SetElements(), Shear(), TransformPoints(), TransformVectors(), Translate(), and ~Matrix().

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The documentation for this class was generated from the following file:

• sdk/include/psdk/gdiplusmatrix.h