refactor compact widgets into subpackage

widgets/compact.go

@@ -0,0 +1,63 @@
+package widgets
+
+import (
+	"fmt"
+	"strconv"
+
+	ui "github.com/gizak/termui"
+)
+
+type Compact struct {
+	Cid    *ui.Par
+	Net    *ui.Par
+	Name   *ui.Par
+	Cpu    *ui.Gauge
+	Memory *ui.Gauge
+}
+
+func NewCompact(id string, name string) *Compact {
+	return &Compact{
+		Cid:    compactPar(id),
+		Net:    compactPar("-"),
+		Name:   compactPar(name),
+		Cpu:    mkGauge(),
+		Memory: mkGauge(),
+	}
+}
+
+func (w *Compact) Row() *ui.Row {
+	return ui.NewRow(
+		ui.NewCol(2, 0, w.Name),
+		ui.NewCol(2, 0, w.Cid),
+		ui.NewCol(2, 0, w.Cpu),
+		ui.NewCol(2, 0, w.Memory),
+		ui.NewCol(2, 0, w.Net),
+	)
+}
+
+func (w *Compact) SetCPU(val float64) {
+	intVal := round(val)
+	w.Cpu.BarColor = colorScale(intVal)
+	w.Cpu.Label = fmt.Sprintf("%s%%", strconv.Itoa(intVal))
+	if intVal < 5 {
+		intVal = 5
+		w.Cpu.BarColor = ui.ColorBlack
+	}
+	w.Cpu.Percent = intVal
+}
+
+func (w *Compact) SetNet(rx int64, tx int64) {
+	w.Net.Text = fmt.Sprintf("%s / %s", byteFormat(rx), byteFormat(tx))
+}
+
+func (w *Compact) SetMem(val int64, limit int64) {
+	percent := round((float64(val) / float64(limit)) * 100)
+	w.Memory.Label = fmt.Sprintf("%s / %s", byteFormat(val), byteFormat(limit))
+	if percent < 5 {
+		percent = 5
+		w.Memory.BarColor = ui.ColorBlack
+	} else {
+		w.Memory.BarColor = ui.ColorGreen
+	}
+	w.Memory.Percent = percent
+}