Class: Transform

变换矩阵

Implements

• Transformable

Table of contents

Constructors

• constructor

Properties

• height
• m
• rotation
• width

Accessors

• scaleX
• scaleY
• skewX
• skewY
• x
• y

Methods

• copy
• getMatrix
• getScale
• getTranslation
• identity
• invert
• multiply
• point
• points
• rotate
• rotateTarget
• scale
• setAbsolutePosition
• transform
• translate
• translateTo
• vec

Constructors

constructor

new Transform(m?)

Parameters

Name	Type
m?	number[]

Properties

height

height: number = 1

---

m

m: number[]

---

rotation

rotation: number = 0

---

width

width: number = 1

Accessors

scaleX

get scaleX(): number

Returns

number

---

scaleY

get scaleY(): number

Returns

number

---

skewX

get skewX(): number

Returns

number

---

skewY

get skewY(): number

Returns

number

---

x

get x(): number

Returns

number

---

y

get y(): number

Returns

number

Methods

copy

copy(): Transform

Returns

Transform

---

getMatrix

getMatrix(): number[]

Returns

number[]

---

getScale

getScale(): Object

Returns

Object

Name	Type
x	number
y	number

---

getTranslation

getTranslation(): Object

Returns

Object

Name	Type
x	number
y	number

---

identity

identity(): void

Returns

void

---

invert

invert(): Transform

Returns

Transform

---

multiply

multiply(target): Transform

Parameters

Name	Type
target	Transform

Returns

Transform

---

point

point(point): Object

Parameters

Name	Type
point	PointLike

Returns

Object

Name	Type
x	number
y	number

---

points

points(points): any[]

Parameters

Name	Type
points	any

Returns

any[]

---

rotate

rotate(rad): Transform

Parameters

Name	Type
rad	any

Returns

Transform

Implementation of

Transformable.rotate

---

rotateTarget

rotateTarget(rad, x, y): void

Parameters

Name	Type
rad	any
x	any
y	any

Returns

void

---

scale

scale(sx, sy): Transform

Parameters

Name	Type
sx	any
sy	any

Returns

Transform

Implementation of

Transformable.scale

---

setAbsolutePosition

setAbsolutePosition(x, y): Transform

Parameters

Name	Type
x	any
y	any

Returns

Transform

---

transform

transform(scaleX, skewX, skewY, scaleY, x, y): void

Parameters

Name	Type
scaleX	any
skewX	any
skewY	any
scaleY	any
x	any
y	any

Returns

void

Implementation of

Transformable.transform

---

translate

translate(x, y): Transform

Parameters

Name	Type
x	any
y	any

Returns

Transform

Implementation of

Transformable.translate

---

translateTo

translateTo(x, y): Transform

Parameters

Name	Type
x	any
y	any

Returns

Transform

---

vec

vec(out, v): Vec2

Parameters

Name	Type
out	Vec2
v	Vec2

Returns

Vec2