Version 3.17.2

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Matrix Class

Defined in: matrix/js/Matrix.js:1
Module: matrix

Matrix is a class that allows for the manipulation of a transform matrix. This class is a work in progress.

Constructor

Matrix

()

Methods

_round

() private

Rounds values

applyCSSText

(
  • val
)

Parses a string and updates the matrix.

Parameters:

  • val String

    A css transform string

decompose

()

Returns an array of transform commands that represent the matrix.

Returns:

Array

deg2rad

(
  • deg
)

Converts a degree value to a radian.

Parameters:

  • deg Number

    Degree value to be converted to radian.

Returns:

Number

getContentRect

(
  • width
  • height
  • x
  • y
)

Returns the left, top, right and bottom coordinates for a transformed item.

Parameters:

  • width Number

    The width of the item.

  • height Number

    The height of the item.

  • x Number

    The x-coordinate of the item.

  • y Number

    The y-coordinate of the item.

Returns:

Object

getDeterminant

()

Returns the determinant of the matrix.

Returns:

Number

getMatrixArray

()

Returns a 3x3 Matrix array

/ \ | matrix[0][0] matrix[1][0] matrix[2][0] | | matrix[0][1] matrix[1][1] matrix[2][1] | | matrix[0][2] matrix[1][2] matrix[2][2] | \ /

Returns:

Array

getTransformArray

(
  • val
)

Parses a string and returns an array of transform arrays.

Parameters:

  • val String

    A css transform string

Returns:

Array

identity

()

Returns an identity matrix.

Returns:

Object

init

(
  • config
)

Initializes a matrix.

Parameters:

  • config Object

    Specified key value pairs for matrix properties. If a property is not explicitly defined in the config argument, the default value will be used.

inverse

()

Returns the inverse (in array form) of the matrix.

Returns:

Array

multiple

(
  • a
  • b
  • c
  • d
  • dx
  • dy
)

Updates the matrix.

Parameters:

rad2deg

(
  • rad
)

Converts a radian value to a degree.

Parameters:

  • rad Number

    Radian value to be converted.

Returns:

Number

rotate

(
  • deg
)

Applies a rotate transform.

Parameters:

  • deg Number

    The degree of the rotation.

scale

(
  • val
)

Applies a scale transform

Parameters:

skew

(
  • x
  • y
)

Applies a skew transformation.

Parameters:

  • x Number

    The value to skew on the x-axis.

  • y Number

    The value to skew on the y-axis.

skewX

(
  • x
)

Applies a skew to the x-coordinate

Parameters:

skewY

(
  • y
)

Applies a skew to the y-coordinate

Parameters:

toCSSText

()

Returns a string of text that can be used to populate a the css transform property of an element.

Returns:

String

toFilterText

()

Returns a string that can be used to populate the css filter property of an element.

Returns:

String

translate

(
  • x
  • y
)

Applies translate transformation.

Parameters:

  • x Number

    The value to transate on the x-axis.

  • y Number

    The value to translate on the y-axis.

translateX

(
  • x
)

Applies a translate to the x-coordinate

Parameters:

translateY

(
  • y
)

Applies a translate to the y-coordinate

Parameters:

transpose

()

Returns the transpose of the matrix

Returns:

Array

Properties

_defaults

Unknown private

Default values for the matrix

_rounder

Unknown private

Used as value for the _rounding method.

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