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indicator: fix pivot low indicator

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This commit is contained in:
c9s 2022-07-27 00:58:05 +08:00
parent 605c66556e
commit 578e4b2801
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GPG Key ID: 7385E7E464CB0A54
1 changed files with 12 additions and 1 deletions
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13
pkg/indicator/pivot_low.go
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@ -21,6 +21,18 @@ type PivotLow struct {
updateCallbacks []func(value float64) updateCallbacks []func(value float64)
} }
func (inc *PivotLow) Length() int {
return inc.Values.Length()
}
func (inc *PivotLow) Last() float64 {
if len(inc.Values) == 0 {
return 0.0
}
return inc.Values.Last()
}
func (inc *PivotLow) Update(value float64) { func (inc *PivotLow) Update(value float64) {
if len(inc.Lows) == 0 { if len(inc.Lows) == 0 {
inc.SeriesBase.Series = inc inc.SeriesBase.Series = inc
@ -53,7 +65,6 @@ func (inc *PivotLow) PushK(k types.KLine) {
inc.EmitUpdate(inc.Last()) inc.EmitUpdate(inc.Last())
} }
func calculatePivotLow(lows types.Float64Slice, window int) (float64, error) { func calculatePivotLow(lows types.Float64Slice, window int) (float64, error) {
length := len(lows) length := len(lows)
if length == 0 || length < window { if length == 0 || length < window {