Add option to not render terminal window

cmd/termsvg/export/export.go

@@ -15,6 +15,7 @@ type Cmd struct {
 	File            string `arg:"" type:"existingfile" help:"asciicast file to export"`
 	Output          string `optional:"" short:"o" type:"path" help:"where to save the file. Defaults to <input_file>.svg"`
 	Mini            bool   `name:"minify" optional:"" short:"m" help:"minify output file. May be slower"`
+	NoWindow        bool   `name:"nowindow" optional:"" short:"n" help:"create window in svg"`
 	BackgroundColor string `optional:"" short:"b" help:"background color in hexadecimal format (e.g. #FFFFFF)"`
 	TextColor       string `optional:"" short:"t" help:"text color in hexadecimal format (e.g. #000000)"`
 }
@@ -25,7 +26,7 @@ func (cmd *Cmd) Run() error {
 		output = cmd.File + ".svg"
 	}
 
-	err := export(cmd.File, output, cmd.Mini, cmd.BackgroundColor, cmd.TextColor)
+	err := export(cmd.File, output, cmd.Mini, cmd.BackgroundColor, cmd.TextColor, cmd.NoWindow)
 	if err != nil {
 		return err
 	}
@@ -35,7 +36,7 @@ func (cmd *Cmd) Run() error {
 	return nil
 }
 
-func export(input, output string, mini bool, bgColor, textColor string) error {
+func export(input, output string, mini bool, bgColor, textColor string, no_window bool) error {
 	inputFile, err := os.ReadFile(input)
 	if err != nil {
 		return err
@@ -54,7 +55,7 @@ func export(input, output string, mini bool, bgColor, textColor string) error {
 
 	if mini {
 		out := new(bytes.Buffer)
-		svg.Export(*cast, out, bgColor, textColor)
+		svg.Export(*cast, out, bgColor, textColor, no_window)
 
 		m := minify.New()
 		m.AddFunc("image/svg+xml", msvg.Minify)
@@ -69,7 +70,7 @@ func export(input, output string, mini bool, bgColor, textColor string) error {
 			return err
 		}
 	} else {
-		svg.Export(*cast, outputFile, bgColor, textColor)
+		svg.Export(*cast, outputFile, bgColor, textColor, no_window)
 	}
 
 	return nil

internal/svg/svg.go

@@ -39,23 +39,35 @@ type Output interface {
 	io.Writer
 }
 
-func Export(input asciicast.Cast, output Output, bgColor, textColor string) {
+func Export(input asciicast.Cast, output Output, bgColor, textColor string, no_window bool) {
 	// Set the custom foreground and background colors
 	foregroundColorOverride = textColor
 	backgroundColorOverride = bgColor
 
 	input.Compress() // to reduce the number of frames
 
-	createCanvas(svg.New(output), input)
+	createCanvas(svg.New(output), input, no_window)
 }
 
-func createCanvas(svg *svg.SVG, cast asciicast.Cast) {
+func createCanvas(svg *svg.SVG, cast asciicast.Cast, no_window bool) {
 	canvas := &Canvas{SVG: svg, Cast: cast, id: uniqueid.New(), colors: make(map[string]string)}
 	canvas.width = cast.Header.Width * colWidth
 	canvas.height = cast.Header.Height * rowHeight
 
 	parseCast(canvas)
-	canvas.createWindow()
+	canvas.Start(canvas.paddedWidth(), canvas.paddedHeight())
+	if !no_window {
+		canvas.createWindow()
+		canvas.Group(fmt.Sprintf(`transform="translate(%d,%d)"`, padding, padding*headerSize))
+	} else {
+		// canvas.Roundrect(0, 0, canvas.paddedWidth(), canvas.paddedHeight(), 5, 5, "fill:#282d35")
+		canvas.Rect(0, 0, canvas.paddedWidth(), canvas.paddedHeight(), "fill:#282d35")
+		canvas.Group(fmt.Sprintf(`transform="translate(%d,%d)"`, padding, int(padding*1.5)))
+	}
+	canvas.addStyles()
+	canvas.createFrames()
+	canvas.Gend() // Transform
+	canvas.Gend() // Styles
 	canvas.End()
 }
 
@@ -108,8 +120,6 @@ func (c *Canvas) createWindow() {
 	buttonRadius := 7
 	buttonColors := [3]string{"#ff5f58", "#ffbd2e", "#18c132"}
 
-	c.Start(c.paddedWidth(), c.paddedHeight())
-
 	// If the user has specified a background color, use that instead of the default
 	if backgroundColorOverride != "" {
 		c.Roundrect(0, 0, c.paddedWidth(), c.paddedHeight(), windowRadius, windowRadius, "fill:"+backgroundColorOverride)
@@ -120,11 +130,6 @@ func (c *Canvas) createWindow() {
 	for i := range buttonColors {
 		c.Circle((i*(padding+buttonRadius/2))+padding, padding, buttonRadius, fmt.Sprintf("fill:%s", buttonColors[i]))
 	}
-
-	c.addStyles()
-	c.createFrames()
-	c.Gend() // Transform
-	c.Gend() // Styles
 }
 
 func (c *Canvas) addStyles() {
@@ -151,7 +156,6 @@ func (c *Canvas) addStyles() {
 		styles += colors.String()
 	}
 	c.Style("text/css", styles)
-	c.Group(fmt.Sprintf(`transform="translate(%d,%d)"`, padding, padding*headerSize))
 }
 
 func (c *Canvas) createFrames() {

internal/svg/svg_test.go

@@ -21,7 +21,7 @@ func TestExport(t *testing.T) {
 	var output bytes.Buffer
 
 	// Pass empty override bg and text colors
-	svg.Export(*cast, &output, "", "")
+	svg.Export(*cast, &output, "", "", false)
 
 	g := goldie.New(t)
 	g.Assert(t, "TestExportOutput", output.Bytes())
@@ -39,6 +39,6 @@ func BenchmarkExport(b *testing.B) {
 		var output bytes.Buffer
 
 		// Pass empty override bg and text colors
-		svg.Export(*cast, &output, "", "")
+		svg.Export(*cast, &output, "", "", false)
 	}
 }