func main() {
err := termui.Init()
if err != nil {
panic(err)
}
defer termui.Close()
//termui.UseTheme("helloworld")
bc := termui.NewMBarChart()
math := []int{90, 85, 90, 80}
english := []int{70, 85, 75, 60}
science := []int{75, 60, 80, 85}
compsci := []int{100, 100, 100, 100}
bc.Data[0] = math
bc.Data[1] = english
bc.Data[2] = science
bc.Data[3] = compsci
studentsName := []string{"Ken", "Rob", "Dennis", "Linus"}
bc.BorderLabel = "Student's Marks X-Axis=Name Y-Axis=Marks[Math,English,Science,ComputerScience] in %"
bc.Width = 100
bc.Height = 30
bc.Y = 0
bc.BarWidth = 10
bc.DataLabels = studentsName
bc.ShowScale = true //Show y_axis scale value (min and max)
bc.SetMax(400)
bc.TextColor = termui.ColorGreen //this is color for label (x-axis)
bc.BarColor[3] = termui.ColorGreen //BarColor for computerscience
bc.BarColor[1] = termui.ColorYellow //Bar Color for english
bc.NumColor[3] = termui.ColorRed // Num color for computerscience
bc.NumColor[1] = termui.ColorRed // num color for english
//Other colors are automatically populated, btw All the students seems do well in computerscience. :p
termui.Render(bc)
termui.Handle("/sys/kbd/q", func(termui.Event) {
termui.StopLoop()
})
termui.Loop()
}
func (gv *graphicalVisualizer) PrintDistributionChart(rate time.Duration) error {
//Initialize termui
err := termui.Init()
if err != nil {
return errors.New("Unable to initalize terminal graphics mode.")
//panic(err)
}
defer termui.Close()
if rate <= time.Duration(0) {
rate = graphicalRateDelta
}
termui.UseTheme("helloworld")
//Initalize some widgets
p := termui.NewPar("Lattice Visualization")
if p == nil {
return errors.New("Error Initializing termui objects NewPar")
}
p.Height = 1
p.Width = 25
p.TextFgColor = termui.ColorWhite
p.HasBorder = false
r := termui.NewPar(fmt.Sprintf("rate:%v", rate))
if r == nil {
return errors.New("Error Initializing termui objects NewPar")
}
r.Height = 1
r.Width = 10
r.TextFgColor = termui.ColorWhite
r.HasBorder = false
s := termui.NewPar("hit [+=inc; -=dec; q=quit]")
if s == nil {
return errors.New("Error Initializing termui objects NewPar")
}
s.Height = 1
s.Width = 30
s.TextFgColor = termui.ColorWhite
s.HasBorder = false
bg := termui.NewMBarChart()
if bg == nil {
return errors.New("Error Initializing termui objects NewMBarChart")
}
bg.IsDisplay = false
bg.Data[0] = []int{0}
bg.DataLabels = []string{"Missing"}
bg.Width = termui.TermWidth() - 10
bg.Height = termui.TermHeight() - 5
bg.BarColor[0] = termui.ColorGreen
bg.BarColor[1] = termui.ColorYellow
bg.NumColor[0] = termui.ColorRed
bg.NumColor[1] = termui.ColorRed
bg.TextColor = termui.ColorWhite
bg.Border.LabelFgColor = termui.ColorWhite
bg.Border.Label = "[X-Axis: Cells; Y-Axis: Instances]"
bg.BarWidth = 10
bg.BarGap = 1
bg.ShowScale = true
//12 column grid system
termui.Body.AddRows(termui.NewRow(termui.NewCol(12, 5, p)))
termui.Body.AddRows(termui.NewRow(termui.NewCol(12, 0, bg)))
termui.Body.AddRows(termui.NewRow(termui.NewCol(6, 0, s), termui.NewCol(6, 5, r)))
termui.Body.Align()
termui.Render(termui.Body)
bg.IsDisplay = true
clock := clock.NewClock()
evt := termui.EventCh()
for {
select {
case e := <-evt:
if e.Type == termui.EventKey {
switch {
case (e.Ch == 'q' || e.Ch == 'Q'):
return nil
case (e.Ch == '+' || e.Ch == '='):
rate += graphicalRateDelta
case (e.Ch == '_' || e.Ch == '-'):
rate -= graphicalRateDelta
if rate <= time.Duration(0) {
rate = graphicalRateDelta
}
}
r.Text = fmt.Sprintf("rate:%v", rate)
termui.Render(termui.Body)
}
if e.Type == termui.EventResize {
termui.Body.Width = termui.TermWidth()
termui.Body.Align()
termui.Render(termui.Body)
}
case <-clock.NewTimer(rate).C():
err := gv.getProgressBars(bg)
if err != nil {
return err
}
termui.Render(termui.Body)
}
}
return nil
}