utils

import {...} from "@wangyaoshen/locus-2d/lib/utils";

Functions​

adjustRectRadius​

public adjustRectRadiusradius: numberhorizontal: numbervertical: numberrect: BBox: number

Parameters

• radius: number
• horizontal: number
• vertical: number
• rect: BBox

arc​

public arccontext: CanvasRenderingContext2DPath2Dcenter: Vector2radius: numberstartAngle: number = 0endAngle: number = ...counterclockwise: boolean = false: void

Parameters

• context: CanvasRenderingContext2DPath2D
• center: Vector2
• radius: number
• startAngle: number = 0
• endAngle: number = ...
• counterclockwise: boolean = false

arcTo​

public arcTocontext: CanvasRenderingContext2DPath2Dthrough: Vector2position: Vector2radius: number: void

Parameters

• context: CanvasRenderingContext2DPath2D
• through: Vector2
• position: Vector2
• radius: number

bezierCurveTo​

public bezierCurveTocontext: CanvasRenderingContext2DPath2DcontrolPoint1: Vector2controlPoint2: Vector2to: Vector2: void

Parameters

• context: CanvasRenderingContext2DPath2D
• controlPoint1: Vector2
• controlPoint2: Vector2
• to: Vector2

canvasStyleParser​

public canvasStyleParserstyle: PossibleCanvasStyle: nullGradientPatternColor

Parameters

• style: PossibleCanvasStyle

drawImage​

public drawImagecontext: CanvasRenderingContext2Dimage: CanvasImageSourcedestination: BBox: void

public drawImagecontext: CanvasRenderingContext2Dimage: CanvasImageSourcesource: BBoxdestination: BBox: void

Parameters

• context: CanvasRenderingContext2D
• image: CanvasImageSource
• destination: BBox

drawLine​

public drawLinecontext: CanvasRenderingContext2DPath2Dpoints: Vector2[]: void

Parameters

• context: CanvasRenderingContext2DPath2D
• points: Vector2[]

drawPivot​

public drawPivotcontext: CanvasRenderingContext2DPath2Doffset: Vector2radius: number = 8: void

Parameters

• context: CanvasRenderingContext2DPath2D
• offset: Vector2
• radius: number = 8

drawPolygon​

public drawPolygonpath: CanvasRenderingContext2DPath2Drect: BBoxsides: number: void

Parameters

• path: CanvasRenderingContext2DPath2D
• rect: BBox
• sides: number

drawRect​

public drawRectcontext: CanvasRenderingContext2DPath2Drect: BBox: void

Parameters

• context: CanvasRenderingContext2DPath2D
• rect: BBox

drawRoundRect​

public drawRoundRectcontext: CanvasRenderingContext2DPath2Drect: BBoxradius: SpacingsmoothCorners: booleancornerSharpness: number: void

Parameters

• context: CanvasRenderingContext2DPath2D
• rect: BBox
• radius: Spacing
• smoothCorners: boolean
• cornerSharpness: number

fillRect​

public fillRectcontext: CanvasRenderingContext2Drect: BBox: void

Parameters

• context: CanvasRenderingContext2D
• rect: BBox

is​

public isklass: (): object: any => object is T

Create a predicate that checks if the given object is an instance of the given class.

Parameters

• klass: ()

  The class to check against.

lineTo​

public lineTocontext: CanvasRenderingContext2DPath2Dposition: Vector2: void

Parameters

• context: CanvasRenderingContext2DPath2D
• position: Vector2

moveTo​

public moveTocontext: CanvasRenderingContext2DPath2Dposition: Vector2: void

Parameters

• context: CanvasRenderingContext2DPath2D
• position: Vector2

quadraticCurveTo​

public quadraticCurveTocontext: CanvasRenderingContext2DPath2DcontrolPoint: Vector2to: Vector2: void

Parameters

• context: CanvasRenderingContext2DPath2D
• controlPoint: Vector2
• to: Vector2

resolveCanvasStyle​

public resolveCanvasStylestyle: CanvasStylecontext: CanvasRenderingContext2D: stringCanvasGradientCanvasPattern

Parameters

• style: CanvasStyle
• context: CanvasRenderingContext2D

strokeRect​

public strokeRectcontext: CanvasRenderingContext2Drect: BBox: void

Parameters

• context: CanvasRenderingContext2D
• rect: BBox

withDefaults​

public withDefaultscomponent: Tdefaults: PropsOfT: props: PropsOfT => Node

Create a higher order component with default props.

Examples

Parameters

• component: T

  The base class or function component to wrap.

• defaults: PropsOfT

  The default props to apply.