70 lines
2.2 KiB
Go
70 lines
2.2 KiB
Go
|
package xrandr
|
||
|
|
|
||
|
|
import (
|
||
|
|
"encoding/json"
|
||
|
|
"errors"
|
||
|
|
"regexp"
|
||
|
|
"strings"
|
||
|
|
|
||
|
|
"git.milar.in/milarin/bufr"
|
||
|
|
)
|
||
|
|
|
||
|
|
var (
|
||
|
|
displayConfig = regexp.MustCompile(`^(.*?-\d) (disconnected|connected)( primary)?(?: (\d*?)x(\d*?)\+(\d*?)\+(\d*?) )?(normal|inverted|left|right)?\s*?(X axis|Y axis|X and Y axis)?\s*?\(((?:normal |left |inverted |right |x axis |y axis )*(?:normal|left|inverted|right|x axis|y axis))\)(?: (\d*)mm x (\d*)mm)?$`)
|
||
|
|
)
|
||
|
|
|
||
|
|
type DisplayConfig struct {
|
||
|
|
Port string `json:"port"`
|
||
|
|
Connected bool `json:"connected"`
|
||
|
|
Primary bool `json:"primary"`
|
||
|
|
Resolution *Resolution `json:"resolution"`
|
||
|
|
Position *Position `json:"position"`
|
||
|
|
Rotation Rotation `json:"rotation"`
|
||
|
|
Reflection Reflection `json:"reflection"`
|
||
|
|
|
||
|
|
RecommendedMode *DisplayMode
|
||
|
|
ActiveMode *DisplayMode
|
||
|
|
Modes []DisplayMode `json:"modes"`
|
||
|
|
|
||
|
|
DimensionsMillimeter *Resolution `json:"-"`
|
||
|
|
}
|
||
|
|
|
||
|
|
func parseDisplayConfig(r *bufr.Reader) (*DisplayConfig, error) {
|
||
|
|
// bufcontent := reflect.ValueOf(r).Elem().FieldByName("buf").Elem().FieldByName("values")
|
||
|
|
// bufcontent = reflect.NewAt(bufcontent.Type(), unsafe.Pointer(bufcontent.UnsafeAddr())).Elem()
|
||
|
|
// fmt.Printf("%#v\n", string(bufcontent.Interface().([]rune)))
|
||
|
|
line, err := r.StringUntil(isNewLine)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
matches := displayConfig.FindStringSubmatch(line)
|
||
|
|
|
||
|
|
if matches == nil {
|
||
|
|
return nil, errors.New("no data")
|
||
|
|
}
|
||
|
|
|
||
|
|
active, recommended, modes, err := parseDisplayModes(r)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
return &DisplayConfig{
|
||
|
|
Port: matches[1],
|
||
|
|
Connected: strings.TrimSpace(matches[2]) == "connected",
|
||
|
|
Primary: strings.TrimSpace(matches[3]) == "primary",
|
||
|
|
Resolution: NewResolutionFromString(matches[4], matches[5]),
|
||
|
|
Position: NewPositionFromString(matches[6], matches[7]),
|
||
|
|
Rotation: MakeRotation(matches[8]),
|
||
|
|
Reflection: MakeReflection(matches[9]),
|
||
|
|
DimensionsMillimeter: NewResolutionFromString(matches[11], matches[12]),
|
||
|
|
ActiveMode: active,
|
||
|
|
RecommendedMode: recommended,
|
||
|
|
Modes: modes,
|
||
|
|
}, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func (c DisplayConfig) String() string {
|
||
|
|
data, _ := json.MarshalIndent(c, "", "\t")
|
||
|
|
return string(data)
|
||
|
|
}
|