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Class CanvasDrawTarget

Hierarchy

  • DrawTarget<{ canvas: HTMLCanvasElement }>
    • CanvasDrawTarget

Index

Constructors

Properties

Methods

Constructors

constructor

Properties

Protected Readonly creator

creator: ((size: Vertex2) => { canvas: HTMLCanvasElement })

Type declaration

    • (size: Vertex2): { canvas: HTMLCanvasElement }

    • Parameters

      Returns { canvas: HTMLCanvasElement }

      • canvas: HTMLCanvasElement

id

id: symbol = ...

Protected maps

maps: { canvas: HTMLCanvasElement }

Type declaration

  • canvas: HTMLCanvasElement

Protected Readonly resizer

resizer: ((size: Vertex2, oldMaps: { canvas: HTMLCanvasElement }) => { canvas: HTMLCanvasElement })

Type declaration

    • (size: Vertex2, oldMaps: { canvas: HTMLCanvasElement }): { canvas: HTMLCanvasElement }

    • Parameters

      • size: Vertex2
      • oldMaps: { canvas: HTMLCanvasElement }
        • canvas: HTMLCanvasElement

      Returns { canvas: HTMLCanvasElement }

      • canvas: HTMLCanvasElement

Protected size

size: null | Vertex2 = null

Methods

ensureSize

  • ensureSize(): void

getMaps

  • getMaps(): { canvas: HTMLCanvasElement }

getSize

  • getSize(ratio?: number): { x: number; y: number }

hasName

  • hasName(name: string): boolean

hasSize

  • hasSize(): boolean

refresh

  • refresh(causes?: symbol[]): void

Protected setMaps

  • setMaps(maps: null | { canvas: HTMLCanvasElement }): void

setSizer

  • setSizer(sizer: ((self: DrawTarget<{ canvas: HTMLCanvasElement }>) => Vertex2)): void

sizeMaps

Protected throwSizeError

  • throwSizeError(): never

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