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add diffhist struct, update expandednet widget

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This commit is contained in:
Bradley Cicenas 2017-01-08 15:54:25 +00:00
parent 98a8cecfa1
commit 3b0373b34f
2 changed files with 45 additions and 10 deletions
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21
widgets/expanded_net.go
View File

@ -8,30 +8,30 @@ import (
type ExpandedNet struct {
*ui.Sparklines
rxHist IntHistData
txHist IntHistData
rxHist DiffHistData
txHist DiffHistData
}
func NewExpandedNet() *ExpandedNet {
net := &ExpandedNet{ui.NewSparklines(), NewIntHistData(60), NewIntHistData(60)}
net := &ExpandedNet{ui.NewSparklines(), NewDiffHistData(30), NewDiffHistData(30)}
rx := ui.NewSparkline()
rx.Title = "RX"
rx.Height = 3
rx.Height = 2
rx.Data = net.rxHist.data
rx.TitleColor = ui.ColorDefault
rx.LineColor = ui.ColorGreen
tx := ui.NewSparkline()
tx.Title = "TX"
tx.Height = 3
tx.Height = 2
tx.Data = net.txHist.data
tx.TitleColor = ui.ColorDefault
tx.LineColor = ui.ColorGreen
tx.LineColor = ui.ColorYellow
net.Lines = []ui.Sparkline{rx, tx}
net.Height = 12
net.Width = 50
net.Height = 8
net.Width = 35
net.X = 0
net.Y = 15
return net
@ -39,7 +39,8 @@ func NewExpandedNet() *ExpandedNet {
func (w *ExpandedNet) Update(rx int64, tx int64) {
w.rxHist.Append(int(rx))
w.Lines[0].Title = fmt.Sprintf("RX [%s/s]", byteFormat(int64(w.rxHist.Last())))
w.txHist.Append(int(tx))
w.Lines[0].Title = fmt.Sprintf("RX (%s)", byteFormat(rx))
w.Lines[1].Title = fmt.Sprintf("TX (%s)", byteFormat(tx))
w.Lines[1].Title = fmt.Sprintf("TX [%s/s]", byteFormat(int64(w.txHist.Last())))
}

34
widgets/hist.go
View File

@ -44,3 +44,37 @@ func (h FloatHistData) Append(val float64) {
}
h.data = append(h.data, val)
}
type DiffHistData struct {
HistData
data []int
srcData []int
}
func NewDiffHistData(max int) DiffHistData {
return DiffHistData{
NewHistData(max),
make([]int, max),
make([]int, max),
}
}
// return most recent value
func (h DiffHistData) Last() int {
return h.data[len(h.data)-1]
}
func (h DiffHistData) Append(val int) {
if len(h.data) >= h.maxLen {
h.data = append(h.data[:0], h.data[1:]...)
}
if len(h.srcData) >= h.maxLen {
h.srcData = append(h.srcData[:0], h.srcData[1:]...)
}
diff := val - h.srcData[len(h.srcData)-1]
if diff != val { // skip adding to data if this is the initial update
h.data = append(h.data, diff)
}
h.srcData = append(h.srcData, val)
}