commit
9ef734816e
@ -0,0 +1,17 @@
|
||||
kind: pipeline
|
||||
type: docker
|
||||
name: clone
|
||||
|
||||
steps:
|
||||
- name: Test
|
||||
image: golang:1.18
|
||||
commands:
|
||||
- go env -w GO111MODULE=on
|
||||
- go env -w GOPROXY=https://goproxy.cn,direct
|
||||
- go test -v ./...
|
||||
- name: Benchmark
|
||||
image: golang:1.18
|
||||
commands:
|
||||
- go env -w GO111MODULE=on
|
||||
- go env -w GOPROXY=https://goproxy.cn,direct
|
||||
- go test -bench=. -benchmem
|
@ -0,0 +1,9 @@
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||||
.env
|
||||
.git
|
||||
.svn
|
||||
.idea
|
||||
.vscode
|
||||
*.log
|
||||
gomod.sh
|
||||
*_test.go
|
||||
/vendor/
|
@ -0,0 +1,21 @@
|
||||
MIT License
|
||||
|
||||
Copyright (c) 2018 李光春
|
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
|
@ -0,0 +1,17 @@
|
||||
<h1>
|
||||
<a href="https://www.dtapp.net/">Golang goqc</a>
|
||||
</h1>
|
||||
|
||||
📦 Golang goqc
|
||||
|
||||
[comment]: <> (go)
|
||||
[![godoc](https://pkg.go.dev/badge/go.dtapp.net/goqc?status.svg)](https://pkg.go.dev/go.dtapp.net/goqc)
|
||||
[![goproxy.cn](https://goproxy.cn/stats/go.dtapp.net/goqc/badges/download-count.svg)](https://goproxy.cn/stats/go.dtapp.net/goqc)
|
||||
[![goreportcard.com](https://goreportcard.com/badge/go.dtapp.net/goqc)](https://goreportcard.com/report/go.dtapp.net/goqc)
|
||||
[![deps.dev](https://img.shields.io/badge/deps-go-red.svg)](https://deps.dev/go/go.dtapp.net%2Fgoqc)
|
||||
|
||||
#### 安装
|
||||
|
||||
```shell
|
||||
go get -v -u go.dtapp.net/goqc@v1.0.0
|
||||
```
|
@ -0,0 +1,12 @@
|
||||
module go.dtapp.net/goqc
|
||||
|
||||
go 1.21
|
||||
|
||||
require (
|
||||
github.com/fogleman/gg v1.3.0
|
||||
github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0
|
||||
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646
|
||||
github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
|
||||
)
|
||||
|
||||
require golang.org/x/image v0.14.0 // indirect
|
@ -0,0 +1,10 @@
|
||||
github.com/fogleman/gg v1.3.0 h1:/7zJX8F6AaYQc57WQCyN9cAIz+4bCJGO9B+dyW29am8=
|
||||
github.com/fogleman/gg v1.3.0/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
|
||||
github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 h1:DACJavvAHhabrF08vX0COfcOBJRhZ8lUbR+ZWIs0Y5g=
|
||||
github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0/go.mod h1:E/TSTwGwJL78qG/PmXZO1EjYhfJinVAhrmmHX6Z8B9k=
|
||||
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 h1:zYyBkD/k9seD2A7fsi6Oo2LfFZAehjjQMERAvZLEDnQ=
|
||||
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
|
||||
github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e h1:MRM5ITcdelLK2j1vwZ3Je0FKVCfqOLp5zO6trqMLYs0=
|
||||
github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e/go.mod h1:XV66xRDqSt+GTGFMVlhk3ULuV0y9ZmzeVGR4mloJI3M=
|
||||
golang.org/x/image v0.14.0 h1:tNgSxAFe3jC4uYqvZdTr84SZoM1KfwdC9SKIFrLjFn4=
|
||||
golang.org/x/image v0.14.0/go.mod h1:HUYqC05R2ZcZ3ejNQsIHQDQiwWM4JBqmm6MKANTp4LE=
|
@ -0,0 +1,129 @@
|
||||
package goqc
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"context"
|
||||
"embed"
|
||||
_ "embed"
|
||||
"github.com/fogleman/gg"
|
||||
"github.com/golang/freetype/truetype"
|
||||
"github.com/nfnt/resize"
|
||||
"github.com/skip2/go-qrcode"
|
||||
"image/png"
|
||||
"io"
|
||||
"path/filepath"
|
||||
)
|
||||
|
||||
//go:embed simhei.ttf
|
||||
var fontContent embed.FS
|
||||
var fontPath = "simhei.ttf"
|
||||
var fontSize = 16.0
|
||||
|
||||
func loadFontPath(dc *gg.Context) error {
|
||||
// 设置字体和文本属性
|
||||
err := dc.LoadFontFace(fontPath, fontSize)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func loadFontEmbed(dc *gg.Context) error {
|
||||
// 读取嵌入的字体文件
|
||||
fontBytes, err := fontContent.ReadFile(fontPath)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
// 设置字体
|
||||
f, err := truetype.Parse(fontBytes)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
// 文本属性
|
||||
face := truetype.NewFace(f, &truetype.Options{
|
||||
Size: fontSize,
|
||||
})
|
||||
dc.SetFontFace(face)
|
||||
return nil
|
||||
}
|
||||
|
||||
// QrCodeOperation 二维码操作
|
||||
type QrCodeOperation struct {
|
||||
ctx context.Context
|
||||
dc *gg.Context
|
||||
}
|
||||
|
||||
// QrCodeText 生成二维码带文本
|
||||
func QrCodeText(ctx context.Context, textContent string, qcContent string, qcLevel qrcode.RecoveryLevel) (*QrCodeOperation, error) {
|
||||
|
||||
// 生成二维码
|
||||
qr, err := qrcode.New(qcContent, qcLevel)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// 设置二维码图片的大小
|
||||
qrSize := 256
|
||||
|
||||
// 生成二维码图片
|
||||
qrImage := qr.Image(qrSize)
|
||||
|
||||
// 调整二维码图片大小
|
||||
qrImage = resize.Resize(uint(qrSize), uint(qrSize), qrImage, resize.Lanczos3)
|
||||
|
||||
// 使用 github.com/fogleman/gg 绘制文本
|
||||
dc := gg.NewContext(qrSize, qrSize)
|
||||
dc.DrawImage(qrImage, 0, 0)
|
||||
|
||||
// 设置字体和文本属性
|
||||
err = loadFontEmbed(dc)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// 设置文本颜色
|
||||
dc.SetRGB(0, 0, 0)
|
||||
|
||||
// 计算文本尺寸
|
||||
textWidth, textHeight := dc.MeasureString(textContent)
|
||||
|
||||
// 计算文本位置
|
||||
x := (float64(qrSize) - textWidth) / 2
|
||||
y := (float64(qrSize+qrSize) + textHeight - textHeight) / 2
|
||||
|
||||
// 绘制文本
|
||||
dc.DrawStringAnchored(textContent, x, y-6, 0, 0)
|
||||
|
||||
return &QrCodeOperation{ctx: ctx, dc: dc}, err
|
||||
}
|
||||
|
||||
// SavePNG 保存图片
|
||||
func (o *QrCodeOperation) SavePNG(filePath, fileName string) error {
|
||||
if fileName == "" {
|
||||
return o.dc.SavePNG(filePath)
|
||||
} else {
|
||||
path := filepath.Join(filePath, "/", fileName)
|
||||
return o.dc.SavePNG(path)
|
||||
}
|
||||
}
|
||||
|
||||
// Encode 返回图片字节
|
||||
func (o *QrCodeOperation) Encode() ([]byte, error) {
|
||||
img := o.dc.Image()
|
||||
|
||||
encoder := png.Encoder{CompressionLevel: png.BestCompression}
|
||||
|
||||
var b bytes.Buffer
|
||||
err := encoder.Encode(&b, img)
|
||||
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return b.Bytes(), nil
|
||||
}
|
||||
|
||||
// EncodePNG 返回图片编码
|
||||
func (o *QrCodeOperation) EncodePNG(w io.Writer) error {
|
||||
return o.dc.EncodePNG(w)
|
||||
}
|
Binary file not shown.
@ -0,0 +1,5 @@
|
||||
package goqc
|
||||
|
||||
const (
|
||||
Version = "1.0.0"
|
||||
)
|
Loading…
Reference in new issue