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📝 运势 恢复为传递 base64

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This commit is contained in:
fumiama 2022-01-13 23:02:20 +08:00
parent a80f8082cc
commit ccde99e695
1 changed files with 22 additions and 13 deletions
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35
plugin_fortune/fortune.go
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@ -23,6 +23,7 @@ import (
"github.com/FloatTech/zbputils/file"
"github.com/FloatTech/zbputils/math"
"github.com/FloatTech/zbputils/process"
"github.com/FloatTech/zbputils/txt2img"
)
var (
@ -146,22 +147,30 @@ func init() {
digest := md5.Sum(helper.StringToBytes(zipfile + strconv.Itoa(index) + title + text))
cachefile := cache + hex.EncodeToString(digest[:])
if file.IsExist(cachefile) {
ctx.SendChain(message.Image("file:///" + file.BOTPATH + "/" + cachefile))
return
}
dlmu.Lock()
// 绘制背景
err = draw(background, title, text, cachefile)
dlmu.Unlock()
var data []byte
switch file.IsExist(cachefile) {
case true:
data, err = os.ReadFile(cachefile)
if err == nil {
break
}
_ = os.Remove(cachefile)
fallthrough
case false:
dlmu.Lock()
// 绘制背景
data, err = draw(background, title, text)
dlmu.Unlock()
}
if err != nil {
ctx.SendChain(message.Text("ERROR: ", err))
return
}
_ = os.WriteFile(cachefile, data, 0644)
// 发送图片
ctx.SendChain(message.Image("file:///" + file.BOTPATH + "/" + cachefile))
ctx.SendChain(message.Image("base64://" + helper.BytesToString(data)))
})
}
@ -205,20 +214,20 @@ func randtext(seed int64) (string, string, error) {
// @param title 签名
// @param text 签文
// @return 错误信息
func draw(back image.Image, title, text, cachefile string) error {
func draw(back image.Image, title, text string) ([]byte, error) {
canvas := gg.NewContext(back.Bounds().Size().Y, back.Bounds().Size().X)
canvas.DrawImage(back, 0, 0)
// 写标题
canvas.SetRGB(1, 1, 1)
if err := canvas.LoadFontFace(font, 45); err != nil {
return err
return nil, err
}
sw, _ := canvas.MeasureString(title)
canvas.DrawString(title, 140-sw/2, 112)
// 写正文
canvas.SetRGB(0, 0, 0)
if err := canvas.LoadFontFace(font, 23); err != nil {
return err
return nil, err
}
tw, th := canvas.MeasureString("测")
tw, th = tw+10, th+10
@ -246,7 +255,7 @@ func draw(back image.Image, title, text, cachefile string) error {
}
}
}
return canvas.SavePNG(cachefile)
return txt2img.TxtCanvas{Canvas: canvas}.ToBase64()
}
func offest(total, now int, distance float64) float64 {