paperwallet

Documentation

Index

• func NewQR(str string, borders bool) image.Image
• func SavePng(name string, img image.Image)
• type WalletTemplate
  • func NewTemplate(path string, defaultTemplate []byte) WalletTemplate
  • func (wt WalletTemplate) Generate(privateQR, addressQR image.Image, privateColor, addressColor [4]uint8) (image.Image, error)

Functions

func NewQR

func NewQR(str string, borders bool) image.Image

NewQR returns a new QR image from string

func SavePng

func SavePng(name string, img image.Image)

SavePng saves image as PNG

Types

type WalletTemplate

type WalletTemplate struct {
	Image image.Image
}

func NewTemplate

func NewTemplate(path string, defaultTemplate []byte) WalletTemplate

NewTemplate returns the paper wallet template image

func (WalletTemplate) Generate

func (wt WalletTemplate) Generate(privateQR, addressQR image.Image, privateColor, addressColor [4]uint8) (image.Image, error)

Generate populates template with QR codes privateColor and addressColor parameters must be in rgba format - Example: [4]uint8{255,255,255,0}