Inheritance diagram for xtd::drawing::native::matrix:

Definition

Contains matrix native API.

Namespace: xtd::drawing::native

Library: xtd.drawing.native

Warning: Internal use only

Protected Static Methods
static intptr	create (float m11, float m12, float m21, float m22, float dx, float dy)
	Create a matrix with the specified elements.

static void	destroy (intptr handle)
	Destroys the matrix.

static std::vector< float >	elenents (intptr handle)
	Gets an array of floating-point values that represents the elements of the matrix.

static bool	is_identity (intptr handle)
	Gets a value indicating whether the matrix is the identity matrix.

static bool	is_invertible (intptr handle)
	Gets a value indicating whether the matrix is invertible.

static void	invert (intptr handle)
	Inverts the matrix, if it is invertible.

static float	offset_x (intptr handle)
	Gets the x translation value (the dx value, or the element in the third row and first column) of the matrix.

static float	offset_y (intptr handle)
	Gets the y translation value (the dx value, or the element in the third row and first column) of the matrix.

static void	multiply (intptr handle, intptr matrix, int32 order)
	Multiplies this xtd::drawing::drawing_2d::matrix by the matrix specified in the matrix parameter, and in the order specified in the order parameter.

static void	reset (intptr handle)
	Resets the matrix to have the elements of the identity matrix.

static void	rotate (intptr handle, float angle, int32 order)
	repend to the matrix a clockwise rotation, around the origin and by the specified angle.

static void	rotate_at (intptr handle, float angle, float x, float y, int32 order)
	Applies a clockwise rotation to the matrix around the point specified in the point parameter, and by prepending the rotation.

static void	scale (intptr handle, float scale_x, float scale_y, int32 order)
	Applies the specified scale vector (scale_x and scale_y) to this xtd::drawing::drawing_2d::matrix using the specified order.

static void	shear (intptr handle, float scale_x, float scale_y, int32 order)
	Applies the specified shear vector to the matrix in the specified order.

static void	transform_point (intptr handle, int32 &x, int32 &y)
	Applies the geometric transform represented by the matrix to a specified array of points.

static void	transform_point (intptr handle, float &x, float &y)
	Applies the geometric transform represented by the matrix to a specified array of points.

static void	transform_vectors (intptr handle, std::vector< xtd::collections::generic::key_value_pair< int32, int32 > > &points)
	Applies only the scale and rotate components of the matrix to the specified array of points.

static void	transform_vectors (intptr handle, std::vector< xtd::collections::generic::key_value_pair< float, float > > &points)
	Applies only the scale and rotate components of the matrix to the specified array of points.

static void	translate (intptr handle, float offset_x, float offset_y, int32 order)
	Applies the specified translation vector (offset_x and offset_y) to the matrix in the specified order.

static void	vector_transform_points (intptr handle, std::vector< xtd::collections::generic::key_value_pair< int32, int32 > > &points)
	Multiplies each vector in an array by the matrix. The translation elements of this matrix (third row) are ignored.

Member Function Documentation

◆ create()

static intptr xtd::drawing::native::matrix::create	(	float	m11,
		float	m12,
		float	m21,
		float	m22,
		float	dx,
		float	dy
	)

staticprotected

Create a matrix with the specified elements.

Parameters

m11	The value in the first row and first column of the matrix.
m12	The value in the first row and second column of the matrix.
m21	The value in the second row and first column of the matrix.
m22	The value in the second row and second column of the matrix.
dx	The value in the third row and first column of the matrix.
dy	The value in the third row and second column of the matrix.

Returns: The created matrix handle.

Warning: Internal use only

◆ destroy()

static void xtd::drawing::native::matrix::destroy ( intptr handle )

staticprotected

Destroys the matrix.

Parameters

handle The matrix handle to destroy.

Warning: Internal use only

◆ elenents()

static std::vector< float > xtd::drawing::native::matrix::elenents ( intptr handle )

staticprotected

Gets an array of floating-point values that represents the elements of the matrix.

Parameters

handle The matrix handle.

Returns: An array of floating-point values that represents the elements of the matrix.

Warning: Internal use only

◆ is_identity()

static bool xtd::drawing::native::matrix::is_identity ( intptr handle )

staticprotected

Gets a value indicating whether the matrix is the identity matrix.

Parameters

handle The matrix handle.

Returns: This property is true if the matrix is identity; otherwise, false.

Warning: Internal use only

◆ is_invertible()

static bool xtd::drawing::native::matrix::is_invertible ( intptr handle )

staticprotected

Gets a value indicating whether the matrix is invertible.

Parameters

handle The matrix handle.

Returns: This property is true if the matrix is invertible; otherwise, false.

Warning: Internal use only

◆ invert()

static void xtd::drawing::native::matrix::invert ( intptr handle )

staticprotected

Inverts the matrix, if it is invertible.

Parameters

handle The matrix handle.

Warning: Internal use only

◆ offset_x()

static float xtd::drawing::native::matrix::offset_x ( intptr handle )

staticprotected

Gets the x translation value (the dx value, or the element in the third row and first column) of the matrix.

Parameters

handle The matrix handle.

Returns: The x translation value of the matrix.

Warning: Internal use only

◆ offset_y()

static float xtd::drawing::native::matrix::offset_y ( intptr handle )

staticprotected

Gets the y translation value (the dx value, or the element in the third row and first column) of the matrix.

Parameters

handle The matrix handle.

Returns: The y translation value of the matrix.

Warning: Internal use only

◆ multiply()

static void xtd::drawing::native::matrix::multiply	(	intptr	handle,
		intptr	matrix,
		int32	order
	)

staticprotected

Multiplies this xtd::drawing::drawing_2d::matrix by the matrix specified in the matrix parameter, and in the order specified in the order parameter.

Parameters

handle	The matrix handle.
matrix	The matrix handle by which the matrix is to be multiplied.
order	The value that represents the order (see matrix_orders.h for more information).

Warning: Internal use only

◆ reset()

static void xtd::drawing::native::matrix::reset ( intptr handle )

staticprotected

Resets the matrix to have the elements of the identity matrix.

Parameters

handle The matrix handle.

Warning: Internal use only

◆ rotate()

static void xtd::drawing::native::matrix::rotate	(	intptr	handle,
		float	angle,
		int32	order
	)

staticprotected

repend to the matrix a clockwise rotation, around the origin and by the specified angle.

Parameters

handle	The matrix handle.
angle	The angle of the rotation, in degrees.
order	The value that represents the order (see matrix_orders.h for more information).

Warning: Internal use only

◆ rotate_at()

static void xtd::drawing::native::matrix::rotate_at	(	intptr	handle,
		float	angle,
		float	x,
		float	y,
		int32	order
	)

staticprotected

Applies a clockwise rotation to the matrix around the point specified in the point parameter, and by prepending the rotation.

Parameters

handle	The matrix handle.
angle	The angle (extent) of the rotation, in degrees.
x	The x-coordinate of the point that represents the center of the rotation.
y	The y-coordinate of the point that represents the center of the rotation.
order	The value that represents the order (see matrix_orders.h for more information).

Warning: Internal use only

◆ scale()

static void xtd::drawing::native::matrix::scale	(	intptr	handle,
		float	scale_x,
		float	scale_y,
		int32	order
	)

staticprotected

Applies the specified scale vector (scale_x and scale_y) to this xtd::drawing::drawing_2d::matrix using the specified order.

Parameters

handle	The matrix handle.
scale_x	The value by which to scale this xtd::drawing::drawing_2d::matrix in the x-axis direction.
scale_y	The value by which to scale this xtd::drawing::drawing_2d::matrix in the y-axis direction.
order	A value that specifies the order (append or prepend) in which the scale vector is applied to the matrix (see matrix_orders.h for more information).

Warning: Internal use only

◆ shear()

static void xtd::drawing::native::matrix::shear	(	intptr	handle,
		float	scale_x,
		float	scale_y,
		int32	order
	)

staticprotected

Applies the specified shear vector to the matrix in the specified order.

Parameters

handle	The matrix handle.
scale_x	The horizontal shear factor.
scale_y	The vertical shear factor.
order	A xvalue that specifies the order (append or prepend) in which the shear is applied (see matrix_orders.h for more information).

Warning: Internal use only

◆ transform_point() [1/2]

static void xtd::drawing::native::matrix::transform_point	(	intptr	handle,
		int32 &	x,
		int32 &	y
	)

staticprotected

Applies the geometric transform represented by the matrix to a specified array of points.

Parameters

handle	The matrix handle.
x	The x-coordinate of the point that represents the point to transform.
y	The y-coordinate of the point that represents the point to transform.

Warning: Internal use only

◆ transform_point() [2/2]

static void xtd::drawing::native::matrix::transform_point	(	intptr	handle,
		float &	x,
		float &	y
	)

staticprotected

Applies the geometric transform represented by the matrix to a specified array of points.

Parameters

handle	The matrix handle.
x	The x-coordinate of the point that represents the point to transform.
y	The y-coordinate of the point that represents the point to transform.

Warning: Internal use only

◆ transform_vectors() [1/2]

static void xtd::drawing::native::matrix::transform_vectors	(	intptr	handle,
		std::vector< xtd::collections::generic::key_value_pair< int32, int32 > > &	points
	)

staticprotected

Applies only the scale and rotate components of the matrix to the specified array of points.

Parameters

handle	The matrix handle.
x	An array of xtd::collections::generic::key_value_pair<int32, int32>t structures that represents the points to transform.

Warning: Internal use only

◆ transform_vectors() [2/2]

static void xtd::drawing::native::matrix::transform_vectors	(	intptr	handle,
		std::vector< xtd::collections::generic::key_value_pair< float, float > > &	points
	)

staticprotected

Applies only the scale and rotate components of the matrix to the specified array of points.

Parameters

handle	The matrix handle.
x	An array of xtd::collections::generic::key_value_pair<int32, int32>t structures that represents the points to transform.

Warning: Internal use only

◆ translate()

static void xtd::drawing::native::matrix::translate	(	intptr	handle,
		float	offset_x,
		float	offset_y,
		int32	order
	)

staticprotected

Applies the specified translation vector (offset_x and offset_y) to the matrix in the specified order.

Parameters

handle	The matrix handle.
offset_x	The x value by which to translate the matrix.
offset_y	The y value by which to translate the matrix.
order	A value that specifies the order (append or prepend) in which the translation is applied to the matrix.

Warning: Internal use only

◆ vector_transform_points()

static void xtd::drawing::native::matrix::vector_transform_points	(	intptr	handle,
		std::vector< xtd::collections::generic::key_value_pair< int32, int32 > > &	points
	)

staticprotected

Multiplies each vector in an array by the matrix. The translation elements of this matrix (third row) are ignored.

Parameters

handle	The matrix handle.
points	An array of xtd::collections::generic::key_value_pair<int32, int32> structures that represents the points to transform.

Warning: Internal use only

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

xtd.drawing.native/include/xtd/drawing/native/matrix.h

Definition

Protected Static Methods

Member Function Documentation

◆ create()

◆ destroy()

◆ elenents()

◆ is_identity()

◆ is_invertible()

◆ invert()

◆ offset_x()

◆ offset_y()

◆ multiply()

◆ reset()

◆ rotate()

◆ rotate_at()

◆ scale()

◆ shear()

◆ transform_point() [1/2]

◆ transform_point() [2/2]

◆ transform_vectors() [1/2]

◆ transform_vectors() [2/2]

◆ translate()

◆ vector_transform_points()