Represents a 3x3 matrix that defines transform operations. Objects of this class should only be allocated using System::MakeObject() function. Never create instance of this type on stack or using operator new, as it will result in runtime errors and/or assertion faults. Always wrap this class into System::SmartPtr pointer and use this pointer to pass it to functions as argument. More...

#include <matrix.h>

Inherits System::Object.

Public Member Functions
	Matrix ()
	Constructs a new instance of Matrix class that represents an identity matrix. More...

	Matrix (float m11, float m12, float m21, float m22, float dx, float dy)
	Constructs a new instance of Matrix class and initializes it with the specified values. More...

	Matrix (const Rectangle &rect, const ArrayPtr< Point > &plgpts)
	Constructs a new instance of the Matrix class to the geometric transform defined by the specified rectangle and array of points. More...

	Matrix (const RectangleF &rect, const ArrayPtr< PointF > &plgpts)
	Constructs a new instance of the Matrix class to the geometric transform defined by the specified rectangle and array of points. More...

virtual	~Matrix ()
	Destructor. More...

System::ArrayPtr< float >	get_Elements () const
	Returns an arry containing the elements of the matrix in the following order: m11, m12, m21, m22, dx, dy. More...

float	get_OffsetX () const
	Returns the X translation value of the matrix represented by the current object. More...

float	get_OffsetY () const
	Returns the Y translation value of the matrix represented by the current object. More...

bool	get_IsIdentity () const
	Determines if the matrix represented by the current object is an identity matrix. More...

bool	get_IsInvertible () const
	Determines if the matrix represented by the current object is invertible. More...

void	Invert ()
	Inverts the matrix represented by the current object. More...

void	Reset ()
	Resets the matrix represented by the current object so that it becomes an identity matrix. More...

void	Multiply (const SharedPtr< Matrix > &matrix)
	Multiplies the matrix represented by the current object by the specified matrix. More...

void	Multiply (const SharedPtr< Matrix > &matrix, MatrixOrder order)
	Multiplies the matrix represented by the current object by the specified matrix. More...

void	Rotate (float angle)
	Rotates the matrix represented by the current object clockwise by the specified angle. More...

void	Rotate (float angle, MatrixOrder order)
	Rotates the matrix represented by the current object clockwise around the origin by the specified angle. More...

void	RotateAt (float angle, const PointF &point)
	Rotates the matrix represented by the current object clockwise around the specified point by the specified angle. More...

void	RotateAt (float angle, const PointF &point, MatrixOrder order)
	Rotates the matrix represented by the current object clockwise around the specified point by the specified angle. More...

void	Scale (float scaleX, float scaleY)
	Applies the specified scale vector to the matrix represented by the current object. More...

void	Scale (float scaleX, float scaleY, MatrixOrder order)
	Applies the specified scale vector to the matrix represented by the current object. More...

void	Shear (float shearX, float shearY)
	Applies the specified shear vector to the matrix represented by the current object. More...

void	Shear (float shearX, float shearY, MatrixOrder order)
	Applies the specified shear vector to the matrix represented by the current object. More...

void	Translate (float offsetX, float offsetY)
	Applies the specified translate vector to the matrix represented by the current object. More...

void	Translate (float offsetX, float offsetY, MatrixOrder order)
	Applies the specified translate vector to the matrix represented by the current object. More...

void	TransformPoints (const ArrayPtr< Point > &pts)
	Applies the geometric transformation defined by the matrix represented by the current object to the specified points. More...

void	TransformPoints (const System::Details::ArrayView< Point > &pts)
	Applies the geometric transformation defined by the matrix represented by the current object to the specified points. More...

void	TransformPoints (const ArrayPtr< PointF > &pts)
	Applies the geometric transformation defined by the matrix represented by the current object to the specified points. More...

void	TransformPoints (const System::Details::ArrayView< PointF > &pts)
	Applies the geometric transformation defined by the matrix represented by the current object to the specified points. More...

void	TransformVectors (const ArrayPtr< Point > &pts)
	Applies only the scale and rotate components of the matrix represented by the current object to the specified points. More...

void	TransformVectors (const System::Details::ArrayView< Point > &pts)
	Applies only the scale and rotate components of the matrix represented by the current object to the specified points. More...

void	TransformVectors (const ArrayPtr< PointF > &pts)
	Applies only the scale and rotate components of the matrix represented by the current object to the specified points. More...

void	TransformVectors (const System::Details::ArrayView< PointF > &pts)
	Applies only the scale and rotate components of the matrix represented by the current object to the specified points. More...

void	VectorTransformPoints (const ArrayPtr< Point > &pts)
	Multiplies each vector in an array by the matrix represented by the current object. More...

void	VectorTransformPoints (const System::Details::ArrayView< Point > &pts)
	Multiplies each vector in an array by the matrix represented by the current object. More...

bool	Equals (ptr obj) override
	Tests whether the specified object is a Matrix and is identical to this object. More...

SharedPtr< Matrix >	Clone () const
	Creates a copy of the current object. More...

void	Dispose ()
	Releases all operating system resources acquired by the current object. More...

Public Member Functions inherited from System::Object
	Object ()
	Creates object. Initializes all internal data structures. More...

virtual	~Object ()
	Destroys object. Frees all internal data structures. More...

	Object (Object const &x)
	Copy constructor. Doesn't copy anything, really, just initializes new object and enables copy constructing subclasses. More...

Object &	operator= (Object const &x)
	Assignment operator. Doesn't copy anything, really, just initializes new object and enables copy constructing subclasses. More...

Object *	SharedRefAdded ()
	Increments shared reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...

int	SharedRefRemovedSafe ()
	Decrements and returns shared reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...

int	RemovedSharedRefs (int count)
	Decreases shared reference count by specified value. More...

Detail::SmartPtrCounter *	WeakRefAdded ()
	Increments weak reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...

void	WeakRefRemoved ()
	Decrements weak reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...

Detail::SmartPtrCounter *	GetCounter ()
	Gets reference counter data structure associated with the object. More...

int	SharedCount () const
	Gets current value of shared reference counter. More...

void	Lock ()
	Implements C# lock() statement locking. Call directly or use LockContext sentry object. More...

void	Unlock ()
	Implements C# lock() statement unlocking. Call directly or use LockContext sentry object. More...

virtual bool	Equals (ptr obj)
	Compares objects using C# Object.Equals semantics. More...

virtual int32_t	GetHashCode () const
	Analog of C# Object.GetHashCode() method. Enables hashing of custom objects. More...

virtual String	ToString () const
	Analog of C# Object.ToString() method. Enables converting custom objects to string. More...

virtual ptr	MemberwiseClone () const
	Analog of C# Object.MemberwiseClone() method. Enables cloning custom types. More...

virtual const TypeInfo &	GetType () const
	Gets actual type of object. Analog of C# System.Object.GetType() call. More...

virtual bool	Is (const TypeInfo &targetType) const
	Check if object represents an instance of type described by targetType. Analog of C# 'is' operator. More...

virtual void	SetTemplateWeakPtr (uint32_t argument)
	Set n'th template argument a weak pointer (rather than shared). Allows switching pointers in containers to weak mode. More...

virtual bool	FastCast (const Details::FastRttiBase &helper, void **out_ptr) const
	For internal purposes only. More...

template<>
bool	ReferenceEquals (String const &str, std::nullptr_t)
	Specialization of Object::ReferenceEquals for case of string and nullptr. More...

template<>
bool	ReferenceEquals (String const &str1, String const &str2)
	Specialization of Object::ReferenceEquals for case of strings. More...

Additional Inherited Members
Public Types inherited from System::Object
typedef SmartPtr< Object >	ptr
	Alias for smart pointer type. More...

Static Public Member Functions inherited from System::Object
static bool	ReferenceEquals (ptr const &objA, ptr const &objB)
	Compares objects by reference. More...

template<typename T >
static std::enable_if<!IsSmartPtr< T >::value, bool >::type	ReferenceEquals (T const &objA, T const &objB)
	Compares objects by reference. More...

template<typename T >
static std::enable_if<!IsSmartPtr< T >::value, bool >::type	ReferenceEquals (T const &objA, std::nullptr_t)
	Reference-compares value type object with nullptr. More...

template<typename T1 , typename T2 >
static std::enable_if< IsSmartPtr< T1 >::value &&IsSmartPtr< T2 >::value, bool >::type	Equals (T1 const &objA, T2 const &objB)
	Compares reference type objects in C# style. More...

template<typename T1 , typename T2 >
static std::enable_if<!IsSmartPtr< T1 >::value &&!IsSmartPtr< T2 >::value, bool >::type	Equals (T1 const &objA, T2 const &objB)
	Compares value type objects in C# style. More...

static const TypeInfo &	Type ()
	Implements C# typeof(System.Object) construct. More...

template<>
bool	Equals (float const &objA, float const &objB)
	Emulates C#-style floating point comparison where two NaNs are considered equal even though according to IEC 60559:1989 NaN is not equal to any value, including NaN. More...

template<>
bool	Equals (double const &objA, double const &objB)
	Emulates C#-style floating point comparison where two NaNs are considered equal even though according to IEC 60559:1989 NaN is not equal to any value, including NaN. More...

Detailed Description

Represents a 3x3 matrix that defines transform operations. Objects of this class should only be allocated using System::MakeObject() function. Never create instance of this type on stack or using operator new, as it will result in runtime errors and/or assertion faults. Always wrap this class into System::SmartPtr pointer and use this pointer to pass it to functions as argument.

Constructor & Destructor Documentation

◆ Matrix() [1/4]

System::Drawing::Drawing2D::Matrix::Matrix ( )

Constructs a new instance of Matrix class that represents an identity matrix.

◆ Matrix() [2/4]

System::Drawing::Drawing2D::Matrix::Matrix	(	float	m11,
		float	m12,
		float	m21,
		float	m22,
		float	dx,
		float	dy
	)

Constructs a new instance of Matrix class and initializes it with the specified values.

Parameters

m11	The value of the 1-st row 1-st column
m12	The value of the 1-st row 2-nd column
m21	The value of the 2-nd row 1-st column
m22	The value of the 2-nd row 2-nd column
dx	The value of the 3-rd row 1-st column
dy	The value of the 3-rd row 2-nd column

◆ Matrix() [3/4]

System::Drawing::Drawing2D::Matrix::Matrix	(	const Rectangle &	rect,
		const ArrayPtr< Point > &	plgpts
	)

Constructs a new instance of the Matrix class to the geometric transform defined by the specified rectangle and array of points.

◆ Matrix() [4/4]

System::Drawing::Drawing2D::Matrix::Matrix	(	const RectangleF &	rect,
		const ArrayPtr< PointF > &	plgpts
	)

Constructs a new instance of the Matrix class to the geometric transform defined by the specified rectangle and array of points.

◆ ~Matrix()

virtual System::Drawing::Drawing2D::Matrix::~Matrix ( )

virtual

Destructor.

Member Function Documentation

◆ Clone()

SharedPtr< Matrix > System::Drawing::Drawing2D::Matrix::Clone ( ) const

Creates a copy of the current object.

Returns: A Matrix object which is an exact copy of the current object.

◆ Dispose()

void System::Drawing::Drawing2D::Matrix::Dispose ( )

inline

Releases all operating system resources acquired by the current object.

◆ Equals()

bool System::Drawing::Drawing2D::Matrix::Equals ( ptr obj )

overridevirtual

Tests whether the specified object is a Matrix and is identical to this object.

Parameters

obj	The object to test

Reimplemented from System::Object.

◆ get_Elements()

System::ArrayPtr< float > System::Drawing::Drawing2D::Matrix::get_Elements ( ) const

Returns an arry containing the elements of the matrix in the following order: m11, m12, m21, m22, dx, dy.

◆ get_IsIdentity()

bool System::Drawing::Drawing2D::Matrix::get_IsIdentity ( ) const

Determines if the matrix represented by the current object is an identity matrix.

◆ get_IsInvertible()

bool System::Drawing::Drawing2D::Matrix::get_IsInvertible ( ) const

Determines if the matrix represented by the current object is invertible.

◆ get_OffsetX()

float System::Drawing::Drawing2D::Matrix::get_OffsetX ( ) const

Returns the X translation value of the matrix represented by the current object.

◆ get_OffsetY()

float System::Drawing::Drawing2D::Matrix::get_OffsetY ( ) const

Returns the Y translation value of the matrix represented by the current object.

◆ Invert()

void System::Drawing::Drawing2D::Matrix::Invert ( )

Inverts the matrix represented by the current object.

◆ Multiply() [1/2]

void System::Drawing::Drawing2D::Matrix::Multiply ( const SharedPtr< Matrix > & matrix )

Multiplies the matrix represented by the current object by the specified matrix.

Parameters

matrix The matrix to multiply the matrix represented by the current object by

◆ Multiply() [2/2]

void System::Drawing::Drawing2D::Matrix::Multiply	(	const SharedPtr< Matrix > &	matrix,
		MatrixOrder	order
	)

Multiplies the matrix represented by the current object by the specified matrix.

Parameters

matrix	The matrix to multiply the matrix represented by the current object by
order	The multiplication order

◆ Reset()

void System::Drawing::Drawing2D::Matrix::Reset ( )

Resets the matrix represented by the current object so that it becomes an identity matrix.

◆ Rotate() [1/2]

void System::Drawing::Drawing2D::Matrix::Rotate ( float angle )

Rotates the matrix represented by the current object clockwise by the specified angle.

Parameters

angle The angle to rotate the matrix by

◆ Rotate() [2/2]

void System::Drawing::Drawing2D::Matrix::Rotate	(	float	angle,
		MatrixOrder	order
	)

Rotates the matrix represented by the current object clockwise around the origin by the specified angle.

Parameters

angle	The angle to rotate the matrix by
order	The order in which the rotation is applied

◆ RotateAt() [1/2]

void System::Drawing::Drawing2D::Matrix::RotateAt	(	float	angle,
		const PointF &	point
	)

Rotates the matrix represented by the current object clockwise around the specified point by the specified angle.

Parameters

angle	The angle to rotate the matrix by
point	Specifies the center of rotation

◆ RotateAt() [2/2]

void System::Drawing::Drawing2D::Matrix::RotateAt	(	float	angle,
		const PointF &	point,
		MatrixOrder	order
	)

Rotates the matrix represented by the current object clockwise around the specified point by the specified angle.

Parameters

angle	The angle to rotate the matrix by
point	Specifies the center of rotation
order	The order in which the rotation is applied

◆ Scale() [1/2]

void System::Drawing::Drawing2D::Matrix::Scale	(	float	scaleX,
		float	scaleY
	)

Applies the specified scale vector to the matrix represented by the current object.

Parameters

scaleX	The value by which to scale the matrix in x-axis direction
scaleY	The value by which to scale the matrix in y-axis direction

◆ Scale() [2/2]

void System::Drawing::Drawing2D::Matrix::Scale	(	float	scaleX,
		float	scaleY,
		MatrixOrder	order
	)

Applies the specified scale vector to the matrix represented by the current object.

Parameters

scaleX	The value by which to scale the matrix in x-axis direction
scaleY	The value by which to scale the matrix in y-axis direction
order	The order in which the scale vector is applied to the matrix

◆ Shear() [1/2]

void System::Drawing::Drawing2D::Matrix::Shear	(	float	shearX,
		float	shearY
	)

Applies the specified shear vector to the matrix represented by the current object.

Parameters

shearX	The horizontal shear factor
shearY	The vertical shear factor

◆ Shear() [2/2]

void System::Drawing::Drawing2D::Matrix::Shear	(	float	shearX,
		float	shearY,
		MatrixOrder	order
	)

Applies the specified shear vector to the matrix represented by the current object.

Parameters

shearX	The horizontal shear factor
shearY	The vertical shear factor
order	The order in which the shear vector is applied to the matrix

◆ TransformPoints() [1/4]

void System::Drawing::Drawing2D::Matrix::TransformPoints ( const ArrayPtr< Point > & pts )

Applies the geometric transformation defined by the matrix represented by the current object to the specified points.

Parameters

pts	An array containing the points to transform

◆ TransformPoints() [2/4]

void System::Drawing::Drawing2D::Matrix::TransformPoints ( const ArrayPtr< PointF > & pts )

Applies the geometric transformation defined by the matrix represented by the current object to the specified points.

Parameters

pts	An array containing the points to transform

◆ TransformPoints() [3/4]

void System::Drawing::Drawing2D::Matrix::TransformPoints ( const System::Details::ArrayView< Point > & pts )

Applies the geometric transformation defined by the matrix represented by the current object to the specified points.

Parameters

pts	An array view containing the points to transform

◆ TransformPoints() [4/4]

void System::Drawing::Drawing2D::Matrix::TransformPoints ( const System::Details::ArrayView< PointF > & pts )

Applies the geometric transformation defined by the matrix represented by the current object to the specified points.

Parameters

pts	An array view containing the points to transform

◆ TransformVectors() [1/4]

void System::Drawing::Drawing2D::Matrix::TransformVectors ( const ArrayPtr< Point > & pts )

Applies only the scale and rotate components of the matrix represented by the current object to the specified points.

Parameters

pts	An array containing the points to transform

◆ TransformVectors() [2/4]

void System::Drawing::Drawing2D::Matrix::TransformVectors ( const ArrayPtr< PointF > & pts )

Applies only the scale and rotate components of the matrix represented by the current object to the specified points.

Parameters

pts	An array containing the points to transform

◆ TransformVectors() [3/4]

void System::Drawing::Drawing2D::Matrix::TransformVectors ( const System::Details::ArrayView< Point > & pts )

Applies only the scale and rotate components of the matrix represented by the current object to the specified points.

Parameters

pts	An array view containing the points to transform

◆ TransformVectors() [4/4]

void System::Drawing::Drawing2D::Matrix::TransformVectors ( const System::Details::ArrayView< PointF > & pts )

Applies only the scale and rotate components of the matrix represented by the current object to the specified points.

Parameters

pts	An array view containing the points to transform

◆ Translate() [1/2]

void System::Drawing::Drawing2D::Matrix::Translate	(	float	offsetX,
		float	offsetY
	)

Applies the specified translate vector to the matrix represented by the current object.

Parameters

offsetX	The X value by which the matrix is translated
offsetY	The Y value by which the matrix is translated

◆ Translate() [2/2]

void System::Drawing::Drawing2D::Matrix::Translate	(	float	offsetX,
		float	offsetY,
		MatrixOrder	order
	)

Applies the specified translate vector to the matrix represented by the current object.

Parameters

offsetX	The X value by which the matrix is translated
offsetY	The Y value by which the matrix is translated
order	The order in which the translation vector is applied to the matrix

◆ VectorTransformPoints() [1/2]

void System::Drawing::Drawing2D::Matrix::VectorTransformPoints ( const ArrayPtr< Point > & pts )

Multiplies each vector in an array by the matrix represented by the current object.

Parameters

pts	An array containing the points to transform

◆ VectorTransformPoints() [2/2]

void System::Drawing::Drawing2D::Matrix::VectorTransformPoints ( const System::Details::ArrayView< Point > & pts )

Multiplies each vector in an array by the matrix represented by the current object.

Parameters

pts	An array view containing the points to transform

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ Matrix() [1/4]

◆ Matrix() [2/4]

◆ Matrix() [3/4]

◆ Matrix() [4/4]

◆ ~Matrix()

Member Function Documentation

◆ Clone()

◆ Dispose()

◆ Equals()

◆ get_Elements()

◆ get_IsIdentity()

◆ get_IsInvertible()

◆ get_OffsetX()

◆ get_OffsetY()

◆ Invert()

◆ Multiply() [1/2]

◆ Multiply() [2/2]

◆ Reset()

◆ Rotate() [1/2]

◆ Rotate() [2/2]

◆ RotateAt() [1/2]

◆ RotateAt() [2/2]

◆ Scale() [1/2]

◆ Scale() [2/2]

◆ Shear() [1/2]

◆ Shear() [2/2]

◆ TransformPoints() [1/4]

◆ TransformPoints() [2/4]

◆ TransformPoints() [3/4]

◆ TransformPoints() [4/4]

◆ TransformVectors() [1/4]

◆ TransformVectors() [2/4]

◆ TransformVectors() [3/4]

◆ TransformVectors() [4/4]

◆ Translate() [1/2]

◆ Translate() [2/2]

◆ VectorTransformPoints() [1/2]

◆ VectorTransformPoints() [2/2]