Add AddSubscriber method on Float64Series

This commit is contained in:
c9s 2023-10-24 13:44:25 +08:00
parent e03d97b30d
commit a9d9ef3792
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@ -46,6 +46,21 @@ func (f *Float64Series) Subscribe(source Float64Source, c func(x float64)) {
}
}
// AddSubscriber adds the subscriber function and push historical data to the subscriber
func (f *Float64Series) AddSubscriber(fn func(v float64)) {
f.OnUpdate(fn)
if f.Length() == 0 {
return
}
// push historical values to the subscriber
for _, vv := range f.Slice {
fn(vv)
}
}
// Bind binds the source event to the target (Float64Calculator)
// A Float64Calculator should be able to calculate the float64 result from a single float64 argument input
func (f *Float64Series) Bind(source Float64Source, target Float64Calculator) {