package main

import (

    "fmt"

    "github.com/gographics/imagick/imagick"

    "io/ioutil"

    "os"

    "strconv"

)

func ReadFile(path string) (string, error) {

    fi, err := os.Open(path)

    if err == nil {

        defer fi.Close()

        fd, err := ioutil.ReadAll(fi)

        return string(fd), err

    } else {

        return "", err

    }

}

func main() {

    arg_num := len(os.Args)

    if arg_num <  {

        fmt.Println("./tester [imagepath][trimdistance]")

        return

    }

    imagick.Initialize()

    defer imagick.Terminate()

    compMW := imagick.NewMagickWand()

    compMW.ReadImage(os.Args[])

    trimDistance, _ := strconv.ParseFloat(os.Args[], )

    err := compMW.TrimImage(trimDistance)

    if err != nil {

        fmt.Println("trim failed, ", err)

    } else {

        compMW.TrimImage(trimDistance)

        compMW.WriteImage("./trim.jpg")

        fmt.Println("trim success")

    }

    compMW.Destroy()

}

func AddTextImage(Args []string) {

    imagick.Initialize()

    defer imagick.Terminate()

    mw := imagick.NewMagickWand()

    mw.ReadImage(Args[])

    defer mw.Destroy()

    dw := imagick.NewDrawingWand()

    defer dw.Destroy()

    pw := imagick.NewPixelWand()

    pw.SetColor("red")

    defer pw.Destroy()

　　#这里需要是字体文件的绝对路径

    dw.SetFont("./simsun.ttc")

    dw.SetFontSize()

    dw.SetFillColor(pw)

    dw.SetTextEncoding("UTF-8")

    mw.AnnotateImage(dw, , , , "@ 你好 Hello...")

    mw.DrawImage(dw)

    mw.WriteImage("textlog.jpg")

}