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gitea/vendor/github.com/boombuler/barcode/utils/base1dcode.go
Andrew 6dd096b7f0 Two factor authentication support ()
* Initial commit for 2FA support

Signed-off-by: Andrew <write@imaginarycode.com>

* Add vendored files

* Add missing depends

* A few clean ups

* Added improvements, proper encryption

* Better encryption key

* Simplify "key" generation

* Make 2FA enrollment page more robust

* Fix typo

* Rename twofa/2FA to TwoFactor

* UNIQUE INDEX -> UNIQUE
2017-01-16 10:14:29 +08:00

48 lines
981 B
Go

// Package utils contain some utilities which are needed to create barcodes
package utils
import (
"image"
"image/color"
"github.com/boombuler/barcode"
)
type base1DCode struct {
*BitList
kind string
content string
checksum int
}
func (c *base1DCode) Content() string {
return c.content
}
func (c *base1DCode) Metadata() barcode.Metadata {
return barcode.Metadata{c.kind, 1}
}
func (c *base1DCode) ColorModel() color.Model {
return color.Gray16Model
}
func (c *base1DCode) Bounds() image.Rectangle {
return image.Rect(0, 0, c.Len(), 1)
}
func (c *base1DCode) At(x, y int) color.Color {
if c.GetBit(x) {
return color.Black
}
return color.White
}
func (c *base1DCode) CheckSum() int {
return c.checksum
}
// New1DCode creates a new 1D barcode where the bars are represented by the bits in the bars BitList
func New1DCode(codeKind, content string, bars *BitList, checksum int) barcode.Barcode {
return &base1DCode{bars, codeKind, content, checksum}
}