skyline/utils.go at master · datastream/skyline · GitHub

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package skyline

// TimePoint is basic data struct
type TimePoint interface {
	GetTimestamp() int64 //x time
	GetValue() float64   //y value
}

// TimeArray return all timestamps in timeseries array
func TimeArray(timeseries []TimePoint) []int64 {
	var t []int64
	for _, val := range timeseries {
		t = append(t, val.GetTimestamp())
	}
	return t
}

// TimeArray64 return all timestamps in timeseries array
func TimeArray64(timeseries []TimePoint) []float64 {
	var t []float64
	for _, val := range timeseries {
		t = append(t, float64(val.GetTimestamp()))
	}
	return t
}

// ValueArray return all values in timeseries array
func ValueArray(timeseries []TimePoint) []float64 {
	var v []float64
	for _, val := range timeseries {
		v = append(v, val.GetValue())
	}
	return v
}