qrcode

Documentation

Index

• Constants
• type MetaInfo
  • func (sf *MetaInfo) Encode() (barcode.Barcode, error)
  • func (sf *MetaInfo) Filename() string
  • func (sf *MetaInfo) ToBase64() (string, error)
  • func (sf *MetaInfo) ToBytes() ([]byte, error)
  • func (sf *MetaInfo) ToImageB64() (string, error)
  • func (sf *MetaInfo) Write(w io.Writer) error
  • func (sf *MetaInfo) WriteFile(path string) (string, error)

Constants

const (
	ExtJPG = ".jpg"
	ExtPNG = ".png"
	ExtGIF = ".gif"
	ExtBMP = ".bmp"
)

扩展名,支持四种图片二维码生成

Types

type MetaInfo

type MetaInfo struct {
	Content string // 内容
	Level   qr.ErrorCorrectionLevel
	Mode    qr.Encoding
	Width   int
	Height  int
	Ext     string // 命名扩展名
}

MetaInfo 元信息

func (*MetaInfo) Encode

func (sf *MetaInfo) Encode() (barcode.Barcode, error)

Encode encode to barcode.Barcode

func (*MetaInfo) Filename

func (sf *MetaInfo) Filename() string

Filename filename

func (*MetaInfo) ToBase64

func (sf *MetaInfo) ToBase64() (string, error)

ToBase64 generate QR code to base64 string, return base64 string

func (*MetaInfo) ToBytes

func (sf *MetaInfo) ToBytes() ([]byte, error)

ToBytes generate to byte

func (*MetaInfo) ToImageB64

func (sf *MetaInfo) ToImageB64() (string, error)

ToImageB64 generate QR code to base images string, return base64 image string base64 images string format like: data: image/png;base64,xxxxxxxxxx

func (*MetaInfo) Write

func (sf *MetaInfo) Write(w io.Writer) error

Write wirte QR code

func (*MetaInfo) WriteFile

func (sf *MetaInfo) WriteFile(path string) (string, error)

WriteFile write QR code to file, return filename