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Merge pull request #6 from navidys/sparkline
new widget - sparkline
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| package main | ||
|
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| import ( | ||
| "time" | ||
|
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| "github.com/gdamore/tcell/v2" | ||
| "github.com/navidys/tvxwidgets" | ||
| "github.com/rivo/tview" | ||
| ) | ||
|
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| func main() { | ||
| app := tview.NewApplication() | ||
| iowaitSparkline := tvxwidgets.NewSparkline() | ||
| iowaitSparkline.SetBorder(false) | ||
| iowaitSparkline.SetDataTitle("Disk I/O (iowait)") | ||
| iowaitSparkline.SetBorderColor(tcell.ColorDimGray) | ||
| iowaitSparkline.SetTitleColor(tcell.ColorDimGray) | ||
| iowaitSparkline.SetDataTitleColor(tcell.ColorDarkOrange) | ||
| iowaitSparkline.SetLineColor(tcell.ColorMediumPurple) | ||
|
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| systemSparkline := tvxwidgets.NewSparkline() | ||
| systemSparkline.SetBorder(false) | ||
| systemSparkline.SetDataTitle("Disk I/O (system)") | ||
| systemSparkline.SetBorderColor(tcell.ColorDimGray) | ||
| systemSparkline.SetTitleColor(tcell.ColorDimGray) | ||
| systemSparkline.SetDataTitleColor(tcell.ColorDarkOrange) | ||
| systemSparkline.SetLineColor(tcell.ColorSteelBlue) | ||
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| iowaitData := []float64{4, 2, 1, 6, 3, 9, 1, 4, 2, 15, 14, 9, 8, 6, 10, 13, 15, 12, 10, 5, 3, 6, 1, 7, 10, 10, 14, 13, 6} | ||
| systemData := []float64{0, 0, 1, 2, 9, 5, 3, 1, 2, 0, 6, 3, 2, 2, 6, 8, 5, 2, 1, 5, 8, 6, 1, 4, 1, 1, 4, 3, 6} | ||
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| ioSparkLineData := func() []float64 { | ||
| for i := 0; i < 5; i++ { | ||
| iowaitData = append(iowaitData, iowaitData...) | ||
| } | ||
|
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| return iowaitData | ||
| }() | ||
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| systemSparklineData := func() []float64 { | ||
| for i := 0; i < 5; i++ { | ||
| systemData = append(systemData, systemData...) | ||
| } | ||
|
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| return systemData | ||
| }() | ||
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| iowaitSparkline.SetData(ioSparkLineData) | ||
| systemSparkline.SetData(systemSparklineData) | ||
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| sparklineGroupLayout := tview.NewFlex().SetDirection(tview.FlexRow) | ||
| sparklineGroupLayout.SetBorder(true) | ||
| sparklineGroupLayout.SetBorderColor(tcell.ColorDimGray) | ||
| sparklineGroupLayout.SetTitle("DISK IO") | ||
| sparklineGroupLayout.SetTitleColor(tcell.ColorDarkOrange) | ||
| sparklineGroupLayout.AddItem(iowaitSparkline, 0, 1, false) | ||
| sparklineGroupLayout.AddItem(tview.NewBox(), 1, 0, false) | ||
| sparklineGroupLayout.AddItem(systemSparkline, 0, 1, false) | ||
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| moveData := func() ([]float64, []float64) { | ||
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| newIOWaitData := ioSparkLineData[1:] | ||
| newIOWaitData = append(newIOWaitData, ioSparkLineData[0]) | ||
| ioSparkLineData = newIOWaitData | ||
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| newSystemData := systemSparklineData[1:] | ||
| newSystemData = append(newSystemData, systemSparklineData[0]) | ||
| systemSparklineData = newSystemData | ||
|
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| return newIOWaitData, newSystemData | ||
| } | ||
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| update := func() { | ||
| tick := time.NewTicker(500 * time.Millisecond) | ||
|
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| for { | ||
| select { | ||
| case <-tick.C: | ||
| d1, d2 := moveData() | ||
| iowaitSparkline.SetData(d1) | ||
| systemSparkline.SetData(d2) | ||
|
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| app.Draw() | ||
| } | ||
| } | ||
| } | ||
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| go update() | ||
|
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| if err := app.SetRoot(sparklineGroupLayout, true).EnableMouse(true).Run(); err != nil { | ||
| panic(err) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
|  |
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