GetOutputs implemented

get_outputs.go

@@ -0,0 +1,47 @@
+package sway
+
+import (
+	"context"
+	"encoding/binary"
+	"encoding/json"
+	"fmt"
+	"io"
+)
+
+func (c *Client) GetOutputs(ctx context.Context) ([]Output, error) {
+	c.Lock()
+	defer c.Unlock()
+
+	if _, err := fmt.Fprint(c.conn, "i3-ipc"); err != nil {
+		return nil, err
+	}
+
+	if err := binary.Write(c.conn, binary.LittleEndian, uint32(0)); err != nil {
+		return nil, err
+	}
+
+	if err := binary.Write(c.conn, binary.LittleEndian, uint32(3)); err != nil {
+		return nil, err
+	}
+
+	if _, err := c.conn.Read(make([]byte, 6)); err != nil {
+		return nil, err
+	}
+
+	var length uint32
+	if err := binary.Read(c.conn, binary.LittleEndian, &length); err != nil {
+		return nil, err
+	}
+
+	var messageType uint32
+	if err := binary.Read(c.conn, binary.LittleEndian, &messageType); err != nil {
+		return nil, err
+	}
+
+	results := []Output{}
+	if err := json.NewDecoder(io.LimitReader(c.conn, int64(length))).Decode(&results); err != nil {
+		return nil, err
+	}
+
+	return results, nil
+}

types.go

@@ -34,6 +34,28 @@ func (w Workspace) String() string {
 	return string(data)
 }
 
+type Output struct {
+	Name             string          `json:"name"`
+	Make             string          `json:"make"`
+	Model            string          `json:"model"`
+	Serial           string          `json:"serial"`
+	Active           bool            `json:"active"`
+	DPMS             bool            `json:"dpms"`
+	Power            bool            `json:"power"`
+	Scale            float64         `json:"scale"`
+	SubPixelHinting  SubPixelHinting `json:"subpixel_hinting"`
+	Transform        Transform       `json:"transform"`
+	CurrentWorkspace string          `json:"current_workspace"`
+	Modes            []Mode          `json:"modes"`
+	CurrentMode      Mode            `json:"current_mode"`
+	Rect             Rectangle       `json:"rect"`
+}
+
+func (o Output) String() string {
+	data, _ := json.MarshalIndent(o, "", "\t")
+	return string(data)
+}
+
 type WindowProperties struct {
 	Title     string `json:"title"`
 	Instance  string `json:"instance"`
@@ -175,6 +197,27 @@ const (
 	InputTypeMouse    InputType = "mouse"
 )
 
+type SubPixelHinting = string
+
+const (
+	SubPixelHintingRGB  SubPixelHinting = "rgb"
+	SubPixelHintingBGR  SubPixelHinting = "bgr"
+	SubPixelHintingVRGB SubPixelHinting = "vrgb"
+	SubPixelHintingVBGR SubPixelHinting = "vbgr"
+	SubPixelHintingNone SubPixelHinting = "none"
+)
+
+type Transform = string
+
+const (
+	Transform90         Transform = "90"
+	Transform180        Transform = "180"
+	Transform270        Transform = "270"
+	TransformFlipped90  Transform = "flipped-90"
+	TransformFlipped180 Transform = "flipped-180"
+	TransformFlipped270 Transform = "flipped-270"
+)
+
 type commandResult struct {
 	Success    bool   `json:"success"`
 	ParseError bool   `json:"parse_error"`
@@ -193,3 +236,9 @@ func (r commandResult) GetError() error {
 func (r commandResult) HasError() bool {
 	return !r.Success
 }
+
+type Mode struct {
+	Width   int `json:"width"`
+	Height  int `json:"height"`
+	Refresh int `json:"refresh"`
+}