Merge pull request #2303 from carapace-sh/add-wl-mirror

added wl-mirror

completers/wl-mirror_completer/cmd/root.go

@@ -0,0 +1,82 @@
+package cmd
+
+import (
+	"github.com/carapace-sh/carapace"
+	"github.com/carapace-sh/carapace-bin/pkg/actions/tools/sway"
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "wl-mirror",
+	Short: "a simple Wayland output mirror client",
+	Long:  "https://github.com/Ferdi265/wl-mirror",
+	Run:   func(cmd *cobra.Command, args []string) {},
+}
+
+func Execute() error {
+	return rootCmd.Execute()
+}
+func init() {
+	carapace.Gen(rootCmd).Standalone()
+
+	rootCmd.Flags().StringP("backend", "b", "", "use a specific backend for capturing the screen")
+	rootCmd.Flags().BoolP("freeze", "f", false, "freeze the current image on the screen")
+	rootCmd.Flags().BoolP("fullscreen", "F", false, "open wl-mirror as fullscreen")
+	rootCmd.Flags().String("fullscreen-output", "", "open wl-mirror as fullscreen on output O")
+	rootCmd.Flags().BoolP("help", "h", false, "show this help")
+	rootCmd.Flags().BoolP("invert-colors", "i", false, "invert colors in the mirrored screen")
+	rootCmd.Flags().Bool("no-fullscreen", false, "open wl-mirror as a window (default)")
+	rootCmd.Flags().Bool("no-fullscreen-output", false, "open wl-mirror as fullscreen on the current output (default)")
+	rootCmd.Flags().Bool("no-invert-colors", false, "don't invert colors in the mirrored screen (default)")
+	rootCmd.Flags().Bool("no-region", false, "capture the entire output (default)")
+	rootCmd.Flags().Bool("no-show-cursor", false, "don't show the cursor on the mirrored screen")
+	rootCmd.Flags().Bool("no-verbose", false, "disable debug logging (default)")
+	rootCmd.Flags().StringP("region", "r", "", "capture custom region R")
+	rootCmd.Flags().StringSliceP("scaling", "s", []string{}, "scaling mode")
+	rootCmd.Flags().BoolP("show-cursor", "c", false, "show the cursor on the mirrored screen (default)")
+	rootCmd.Flags().BoolP("stream", "S", false, "accept a stream of additional options on stdin")
+	rootCmd.Flags().Bool("toggle-freeze", false, "toggle freeze state of screen capture")
+	rootCmd.Flags().StringP("transform", "t", "", "apply custom transform T")
+	rootCmd.Flags().Bool("unfreeze", false, "resume the screen capture after a freeze")
+	rootCmd.Flags().BoolP("verbose", "v", false, "enable debug logging")
+	rootCmd.Flags().BoolP("version", "V", false, "print version")
+
+	carapace.Gen(rootCmd).FlagCompletion(carapace.ActionMap{
+		"backend": carapace.ActionValuesDescribed(
+			"auto", "automatically try the backends in order and use the first that works",
+			"dmabuf", "use the wlr-export-dmabuf-unstable-v1 protocol to capture outputs",
+			"screencopy", "use the wlr-screencopy-unstable-v1 protocol to capture outputs",
+		),
+		"fullscreen-output": carapace.ActionValues(), // TODO
+		"scaling": carapace.ActionValuesDescribed(
+			"fit", "scale to fit (default)",
+			"cover", "scale to cover, cropping if needed",
+			"exact", "only scale to exact multiples of the output size",
+			"linear", "use linear scaling (default)",
+			"nearest", "use nearest neighbor scaling",
+		),
+		"transform": carapace.ActionValuesDescribed(
+			"normal", "no transformation",
+			"flipX", "flip the X coordinate",
+			"flipY", "flip the Y coordinate",
+			"0cw", "apply a clockwise rotation",
+			"90cw", "apply a clockwise rotation",
+			"180cw", "apply a clockwise rotation",
+			"270cw", "apply a clockwise rotation",
+			"0ccw", "apply a counter-clockwise rotation",
+			"90ccw", "apply a counter-clockwise rotation",
+			"180ccw", "apply a counter-clockwise rotation",
+			"270ccw", "apply a counter-clockwise rotation",
+
+			"flipped", "flip the X coordinate",
+			"0", "apply a clockwise rotation",
+			"90", "apply a clockwise rotation",
+			"180", "apply a clockwise rotation",
+			"270", "apply a clockwise rotation",
+		).UniqueList("-"),
+	})
+
+	carapace.Gen(rootCmd).PositionalCompletion(
+		sway.ActionOutputs(), // TODO other sources
+	)
+}

completers/wl-mirror_completer/main.go

@@ -0,0 +1,7 @@
+package main
+
+import "github.com/carapace-sh/carapace-bin/completers/wl-mirror_completer/cmd"
+
+func main() {
+	cmd.Execute()
+}

pkg/actions/tools/sway/output.go

@@ -0,0 +1,38 @@
+package sway
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/carapace-sh/carapace"
+)
+
+type swayOutput struct {
+	Name  string
+	Make  string
+	Modes []struct {
+		Width   int
+		Height  int
+		Refresh int
+	}
+}
+
+// ActionOutputs completes outputs
+func ActionOutputs() carapace.Action {
+	return carapace.ActionExecCommand("swaymsg", "-t", "get_outputs")(func(output []byte) carapace.Action {
+		var outputs []swayOutput
+		if err := json.Unmarshal(output, &outputs); err != nil {
+			return carapace.ActionMessage(err.Error())
+		}
+
+		vals := make([]string, 0)
+		for _, o := range outputs {
+			description := o.Make
+			if len(o.Modes) > 0 {
+				description += fmt.Sprintf(" %vx%v @ %v Hz", o.Modes[0].Width, o.Modes[0].Height, float64(o.Modes[0].Refresh)/1000)
+			}
+			vals = append(vals, o.Name, description)
+		}
+		return carapace.ActionValuesDescribed(vals...)
+	})
+}