bbgo_origin/pkg/indicator/low.go

38 lines
603 B
Go

package indicator
import (
"time"
"github.com/c9s/bbgo/pkg/datatype/floats"
"github.com/c9s/bbgo/pkg/types"
)
//go:generate callbackgen -type Low
type Low struct {
types.IntervalWindow
types.SeriesBase
Values floats.Slice
EndTime time.Time
updateCallbacks []func(value float64)
}
func (inc *Low) Update(value float64) {
if len(inc.Values) == 0 {
inc.SeriesBase.Series = inc
}
inc.Values.Push(value)
}
func (inc *Low) PushK(k types.KLine) {
if k.EndTime.Before(inc.EndTime) {
return
}
inc.Update(k.Low.Float64())
inc.EndTime = k.EndTime.Time()
inc.EmitUpdate(inc.Last(0))
}