charcters to image

cmd/draw.go

@@ -24,6 +24,7 @@ This application is a tool to generate the needed files
 to quickly create a Cobra application.`,
 	Run: func(cmd *cobra.Command, args []string) {
 		fileFlag, _ := cmd.Flags().GetString("png")
+		//colorFlag, _ := cmd.Flags().GetBool("ascii-colors")
 		if fileFlag != "" {
 			pix := image.ImageToPixles(fileFlag)
 			s := ""
@@ -44,6 +45,7 @@ to quickly create a Cobra application.`,
 func init() {
 	rootCmd.AddCommand(drawCmd)
 	drawCmd.Flags().String("png", "", "png image")
+	drawCmd.Flags().Bool("ascii-colors", false, "uses the ascii color insted of true colors")
 
 	// Here you will define your flags and configuration settings.
 

go.mod

@@ -3,7 +3,30 @@ module github.com/LorenzHohermuth/cli-shapes
 go 1.21.6
 
 require (
-	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/spf13/cobra v1.8.0
-	github.com/spf13/cobra v1.8.0 // indirect
+	github.com/tfriedel6/canvas v0.12.1
-	github.com/spf13/pflag v1.0.5 // indirect
+)
+
+require (
+	github.com/ByteArena/poly2tri-go v0.0.0-20170716161910-d102ad91854f // indirect
+	github.com/benoitkugler/textlayout v0.3.0 // indirect
+	github.com/benoitkugler/textprocessing v0.0.3 // indirect
+	github.com/dsnet/compress v0.0.1 // indirect
+	github.com/go-fonts/latin-modern v0.3.1 // indirect
+	github.com/go-gl/gl v0.0.0-20231021071112-07e5d0ea2e71 // indirect
+	github.com/go-latex/latex v0.0.0-20230307184459-12ec69307ad9 // indirect
+	github.com/go-text/typesetting v0.0.0-20231013144250-6cc35dbfae7d // indirect
+	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/tdewolff/canvas v0.0.0-20240218022908-4db71f2ef88d // indirect
+	github.com/tdewolff/minify/v2 v2.20.5 // indirect
+	github.com/tdewolff/parse/v2 v2.7.3 // indirect
+	github.com/veandco/go-sdl2 v0.4.0 // indirect
+	github.com/wcharczuk/go-chart/v2 v2.1.1 // indirect
+	golang.org/x/image v0.15.0 // indirect
+	golang.org/x/net v0.17.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	gonum.org/v1/plot v0.14.0 // indirect
+	star-tex.org/x/tex v0.4.0 // indirect
 )

go.sum

@@ -1,10 +1,99 @@
+github.com/ByteArena/poly2tri-go v0.0.0-20170716161910-d102ad91854f h1:l7moT9o/v/9acCWA64Yz/HDLqjcRTvc0noQACi4MsJw=
+github.com/ByteArena/poly2tri-go v0.0.0-20170716161910-d102ad91854f/go.mod h1:vIOkSdX3NDCPwgu8FIuTat2zDF0FPXXQ0RYFRy+oQic=
+github.com/benoitkugler/pstokenizer v1.0.0/go.mod h1:l1G2Voirz0q/jj0TQfabNxVsa8HZXh/VMxFSRALWTiE=
+github.com/benoitkugler/textlayout v0.3.0 h1:2ehWXEkgb6RUokTjXh1LzdGwG4dRP6X3dqhYYDYhUVk=
+github.com/benoitkugler/textlayout v0.3.0/go.mod h1:o+1hFV+JSHBC9qNLIuwVoLedERU7sBPgEFcuSgfvi/w=
+github.com/benoitkugler/textlayout-testdata v0.1.1/go.mod h1:i/qZl09BbUOtd7Bu/W1CAubRwTWrEXWq6JwMkw8wYxo=
+github.com/benoitkugler/textprocessing v0.0.3 h1:Q2X+Z6vxuW5Bxn1R9RaNt0qcprBfpc2hEUDeTlz90Ng=
+github.com/benoitkugler/textprocessing v0.0.3/go.mod h1:/4bLyCf1QYywunMK3Gf89Nhb50YI/9POewqrLxWhxd4=
 github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/dsnet/compress v0.0.1 h1:PlZu0n3Tuv04TzpfPbrnI0HW/YwodEXDS+oPKahKF0Q=
+github.com/dsnet/compress v0.0.1/go.mod h1:Aw8dCMJ7RioblQeTqt88akK31OvO8Dhf5JflhBbQEHo=
+github.com/dsnet/golib v0.0.0-20171103203638-1ea166775780/go.mod h1:Lj+Z9rebOhdfkVLjJ8T6VcRQv3SXugXy999NBtR9aFY=
+github.com/go-fonts/latin-modern v0.3.1 h1:/cT8A7uavYKvglYXvrdDw4oS5ZLkcOU22fa2HJ1/JVM=
+github.com/go-fonts/latin-modern v0.3.1/go.mod h1:ysEQXnuT/sCDOAONxC7ImeEDVINbltClhasMAqEtRK0=
+github.com/go-gl/gl v0.0.0-20181026044259-55b76b7df9d2/go.mod h1:482civXOzJJCPzJ4ZOX/pwvXBWSnzD4OKMdH4ClKGbk=
+github.com/go-gl/gl v0.0.0-20231021071112-07e5d0ea2e71 h1:5BVwOaUSBTlVZowGO6VZGw2H/zl9nrd3eCZfYV+NfQA=
+github.com/go-gl/gl v0.0.0-20231021071112-07e5d0ea2e71/go.mod h1:9YTyiznxEY1fVinfM7RvRcjRHbw2xLBJ3AAGIT0I4Nw=
+github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
+github.com/go-latex/latex v0.0.0-20230307184459-12ec69307ad9 h1:NxXI5pTAtpEaU49bpLpQoDsu1zrteW/vxzTz8Cd2UAs=
+github.com/go-latex/latex v0.0.0-20230307184459-12ec69307ad9/go.mod h1:gWuR/CrFDDeVRFQwHPvsv9soJVB/iqymhuZQuJ3a9OM=
+github.com/go-text/typesetting v0.0.0-20231013144250-6cc35dbfae7d h1:HrdwTlHVMdi9nOW7ZnYiLmIT1hJHvipIwM0aX3rKn8I=
+github.com/go-text/typesetting v0.0.0-20231013144250-6cc35dbfae7d/go.mod h1:evDBbvNR/KaVFZ2ZlDSOWWXIUKq0wCOEtzLxRM8SG3k=
+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/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/klauspost/compress v1.4.1/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A=
+github.com/klauspost/cpuid v1.2.0/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
 github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+github.com/tdewolff/canvas v0.0.0-20240218022908-4db71f2ef88d h1:p3NJPOXG255d91KFFZIkqraolvFDooFTYuxLv/mFl+4=
+github.com/tdewolff/canvas v0.0.0-20240218022908-4db71f2ef88d/go.mod h1:hGxWCl1a3KdYh6pxYy9sa9jLAlmKLMeuCSCjjy39iVE=
+github.com/tdewolff/minify/v2 v2.20.5 h1:IbJpmpAFESnuJPdsvFBJWsDcXE5qHsmaVQrRqhOI9sI=
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+github.com/tdewolff/test v1.0.10/go.mod h1:6DAvZliBAAnD7rhVgwaM7DE5/d9NMOAJ09SqYqeK4QE=
+github.com/tfriedel6/canvas v0.12.1 h1:Oc4gww+cOtix69IaYo8TmRbwpbTl6D1jza2mBM4ZOPo=
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+github.com/ulikunitz/xz v0.5.6/go.mod h1:2bypXElzHzzJZwzH67Y6wb67pO62Rzfn7BSiF4ABRW8=
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+github.com/wcharczuk/go-chart/v2 v2.1.1 h1:2u7na789qiD5WzccZsFz4MJWOJP72G+2kUuJoSNqWnE=
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+github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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+golang.org/x/image v0.0.0-20210504121937-7319ad40d33e/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
+golang.org/x/image v0.11.0/go.mod h1:bglhjqbqVuEb9e9+eNR45Jfu7D+T4Qan+NhQk8Ck2P8=
+golang.org/x/image v0.15.0 h1:kOELfmgrmJlw4Cdb7g/QGuB3CvDrXbqEIww/pNtNBm8=
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+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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+golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+gonum.org/v1/plot v0.14.0 h1:+LBDVFYwFe4LHhdP8coW6296MBEY4nQ+Y4vuUpJopcE=
+gonum.org/v1/plot v0.14.0/go.mod h1:MLdR9424SJed+5VqC6MsouEpig9pZX2VZ57H9ko2bXU=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+star-tex.org/x/tex v0.4.0 h1:AXUwgpnHLCxZUWW3qrmjv6ezNhH3PjUVBuLLejz2cgU=
+star-tex.org/x/tex v0.4.0/go.mod h1:w91ycsU/DkkCr7GWr60GPWqp3gn2U+6VX71T0o8k8qE=

main.go

@@ -5,8 +5,10 @@ package main
 
 import (
 	"github.com/LorenzHohermuth/cli-shapes/cmd"
+	//"github.com/LorenzHohermuth/cli-shapes/pkg/canvas"
 )
 
 func main() {
+	//canvas.CharacterAnalyse("󰎖")
 	cmd.Execute()
 }

pkg/canvas/canvas.go

@@ -0,0 +1,42 @@
+package canvas
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/tdewolff/canvas"
+	"github.com/tdewolff/canvas/renderers"
+)
+
+func CharacterAnalyse(character string) string{
+	const fontSize = 40.0
+	const hFontToPixelRatio = 0.3
+	const wFontToPixelRatio = 0.225
+	fileName :=  fmt.Sprintf("tmp/nf-icon-%s.png" , character)
+	// Create new canvas of dimension 100x100 mm
+	c := canvas.New(fontSize * wFontToPixelRatio, fontSize * hFontToPixelRatio)
+
+	// Create a canvas context used to keep drawing state
+	ctx := canvas.NewContext(c)
+
+	nerdFont := canvas.NewFontFamily("nf")
+	if err := nerdFont.LoadFontFile("0xProtoNerdFontMono-Regular.ttf", canvas.FontRegular); err != nil {
+			panic(err)
+	}
+
+	face := nerdFont.Face(fontSize, canvas.Black, canvas.FontBold, canvas.FontNormal)
+
+
+	background := canvas.Rectangle(ctx.Width() + 1, ctx.Height() + 1);
+	ctx.SetFillColor(canvas.White)
+	ctx.DrawPath(0, 0, background)
+	ctx.DrawText(0, 1, canvas.NewTextLine(face, character, canvas.Left))
+
+	// Rasterize the canvas and write to a PNG file with 3.2 dots-per-mm (320x320 px)
+	_ = os.Mkdir(filepath.Join(".", "tmp"), os.ModePerm)
+	if err := renderers.Write(fileName, c, canvas.DPMM(3.2)); err != nil {
+		panic(err)
+	}
+	return fileName
+}