Class QRCode

QRCode

Author

Kazuhiko Arase

Hierarchy (View Summary)

Constructors

constructor

Properties

stringToBytesFuncs

Methods

createASCII renderTo2dContext toDataURL createTableTag createSvgTag createImgTag getTypeNumber setTypeNumber getErrorCorrectLevel setErrorCorrectLevel clearData addData isDark getModuleCount make createData

Constructors

constructor

Properties

StaticstringToBytesFuncs

stringToBytesFuncs: { [encoding: string]: (s: string) => number[] } = ...

Methods

createASCII

  • createASCII(cellSize?: number, margin?: number): string

  • Parameters

    • OptionalcellSize: number
    • Optionalmargin: number

    Returns string

renderTo2dContext

  • renderTo2dContext(context: CanvasRenderingContext2D, cellSize?: number): void

  • Parameters

    • context: CanvasRenderingContext2D
    • OptionalcellSize: number

    Returns void

toDataURL

  • toDataURL(cellSize?: number, margin?: number): string

  • Parameters

    • cellSize: number = 2
    • margin: number = ...

    Returns string

createTableTag

  • createTableTag(cellSize?: number, margin?: number): string

  • Parameters

    • OptionalcellSize: number
    • Optionalmargin: number

    Returns string

createSvgTag

  • createSvgTag(
        opts?: {
            cellSize?: number;
            margin?: number;
            scalable?: boolean;
            alt?: string | { text?: null | string; id?: null | string };
            title?: string | { text?: null | string; id?: null | string };
        },
    ): string

  • Parameters

    • Optionalopts: {
          cellSize?: number;
          margin?: number;
          scalable?: boolean;
          alt?: string | { text?: null | string; id?: null | string };
          title?: string | { text?: null | string; id?: null | string };
      }

    Returns string

createImgTag

  • createImgTag(cellSize?: number, margin?: number, alt?: string): string

  • Parameters

    • OptionalcellSize: number
    • Optionalmargin: number
    • Optionalalt: string

    Returns string

getTypeNumber

setTypeNumber

getErrorCorrectLevel

setErrorCorrectLevel

clearData

addData

  • addData(
        qrData: string | QRData,
        mode?: "numeric" | "alphanumeric" | "byte" | "kanji" | "unicode",
    ): void

  • Parameters

    • qrData: string | QRData
    • mode: "numeric" | "alphanumeric" | "byte" | "kanji" | "unicode" = Mode.byte

    Returns void

isDark

getModuleCount

make

StaticcreateData

  • createData(
        typeNumber: number,
        errorCorrectLevel: ErrorCorrectLevel,
        dataArray: QRData[],
    ): number[]

  • Parameters

    • typeNumber: number
    • errorCorrectLevel: ErrorCorrectLevel
    • dataArray: QRData[]

    Returns number[]

Settings

Member Visibility

On This Page

Constructors
Properties
Methods