Variable helpersConst

Type declaration

• createCanvas: ((width: number, height: number) => HTMLCanvasElement)

  • • (width: number, height: number): HTMLCanvasElement

    • Parameters

      • width: number

      • height: number

      Returns HTMLCanvasElement

• drawCanvas: ((canvas: HTMLCanvasElement, data: QRCanvasLayerValue, options?: DrawCanvasOptions) => HTMLCanvasElement)

  • • (canvas: HTMLCanvasElement, data: QRCanvasLayerValue, options?: DrawCanvasOptions): HTMLCanvasElement

    • Paint to a canvas with given image or colors.

      Parameters

      • canvas: HTMLCanvasElement

      • data: QRCanvasLayerValue

      • options: DrawCanvasOptions = {}

      Returns HTMLCanvasElement

• drawText: ((text: string, options?: QRCanvasDrawTextOptions) => HTMLCanvasElement)

  • • (text: string, options?: QRCanvasDrawTextOptions): HTMLCanvasElement

    • Parameters

      • text: string

      • Optional options: QRCanvasDrawTextOptions

      Returns HTMLCanvasElement

• getCanvas: ((width: number, height?: number) => HTMLCanvasElement)

  • • (width: number, height?: number): HTMLCanvasElement

    • Parameters

      • width: number

      • Optional height: number

      Returns HTMLCanvasElement

• isCanvas: ((el: QRCanvasLayerValue) => boolean)

  • • (el: QRCanvasLayerValue): boolean

    • Parameters

      • el: QRCanvasLayerValue

      Returns boolean

• isDrawable: ((el: QRCanvasLayerValue) => boolean)

  • • (el: QRCanvasLayerValue): boolean

    • Parameters

      • el: QRCanvasLayerValue

      Returns boolean

• updateCanvas: ((canvas: HTMLCanvasElement, width: number, height?: number) => HTMLCanvasElement)

  • • (canvas: HTMLCanvasElement, width: number, height?: number): HTMLCanvasElement

    • Parameters

      • canvas: HTMLCanvasElement

      • width: number

      • Optional height: number

      Returns HTMLCanvasElement