getting rid of redundant examples
This commit is contained in:
Will Charczuk
parent
50cecc47bd
commit
141327f898
1 changed files with 0 additions and 294 deletions
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@ -1,294 +0,0 @@
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package main
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import (
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"bufio"
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"bytes"
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"fmt"
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"net/http"
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"strconv"
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"strings"
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"time"
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"github.com/wcharczuk/go-chart"
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"github.com/wcharczuk/go-chart/drawing"
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)
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func drawChart(res http.ResponseWriter, req *http.Request) {
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xv, yv := data()
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times := chart.TimeSeries{
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Name: "Elapsed ms",
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XValues: xv,
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YValues: yv,
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}
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tma := chart.SMASeries{
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Style: chart.Style{
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Show: true,
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StrokeColor: drawing.ColorRed,
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StrokeDashArray: []float64{5.0, 5.0},
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},
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InnerSeries: times,
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Period: 50,
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}
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graph := chart.Chart{
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XAxis: chart.XAxis{
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Style: chart.Style{Show: true},
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ValueFormatter: chart.TimeMinuteValueFormatter,
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},
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YAxis: chart.YAxis{
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Style: chart.Style{Show: true},
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ValueFormatter: func(v interface{}) string {
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if typed, isTyped := v.(float64); isTyped {
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return fmt.Sprintf("%0.2fms", typed)
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}
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return ""
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},
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},
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Series: []chart.Series{
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times,
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tma,
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},
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}
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res.Header().Set("Content-Type", "image/svg+xml")
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graph.Render(chart.SVG, res)
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}
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func main() {
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http.HandleFunc("/", drawChart)
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http.ListenAndServe(":8080", nil)
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}
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func data() ([]time.Time, []float64) {
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var timestamps []time.Time
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var elapsed []float64
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scanner := bufio.NewScanner(bytes.NewBuffer([]byte(rawData)))
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scanner.Split(bufio.ScanLines)
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for scanner.Scan() {
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pieces := strings.Split(scanner.Text(), ",")
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hour, _ := strconv.Atoi(pieces[0])
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minute, _ := strconv.Atoi(pieces[1])
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second, _ := strconv.Atoi(pieces[2])
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now := time.Now().UTC()
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timestamps = append(timestamps, time.Date(now.Year(), now.Month(), now.Day(), hour, minute, second, 0, time.UTC))
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parsedElapsed, err := strconv.ParseFloat(pieces[3], 64)
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if err == nil {
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elapsed = append(elapsed, parsedElapsed/1000.0)
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} else {
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println(err.Error())
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}
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}
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return timestamps, elapsed
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}
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var (
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rawData = `19,39,18,12667.583333333333
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19,40,20,9595.6666666666666667
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19,40,25,12987.000000000000
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19,40,26,9842.0909090909090909
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19,40,30,7080.0000000000000000
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19,40,35,10097.6666666666666667
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19,40,44,7739.5000000000000000
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19,40,45,10960.916666666667
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19,40,46,7899.1111111111111111
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19,40,47,9148.0000000000000000
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19,40,48,7699.5000000000000000
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19,40,50,6846.5000000000000000
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19,40,51,8368.0000000000000000
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19,40,52,8289.8750000000000000
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19,40,53,10589.2500000000000000
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19,40,54,11763.0000000000000000
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19,40,55,6925.5000000000000000
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19,40,56,7717.5000000000000000
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19,40,58,11074.5000000000000000
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19,41,0,9444.5000000000000000
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19,41,1,9895.5000000000000000
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19,41,2,9601.5000000000000000
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19,42,0,3358.5000000000000000
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19,42,1,8377.5454545454545455
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19,42,2,8457.5000000000000000
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19,42,3,11676.0000000000000000
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19,42,7,9066.5000000000000000
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19,42,10,8528.5000000000000000
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19,42,11,9981.3333333333333333
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19,42,13,9923.1666666666666667
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19,42,15,11943.0000000000000000
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19,42,18,11792.0000000000000000
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19,42,20,10501.4166666666666667
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19,42,21,7109.5000000000000000
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19,42,22,17030.166666666667
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19,42,24,6466.0000000000000000
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19,42,25,7661.5000000000000000
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19,42,26,9274.7142857142857143
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19,42,27,10534.6666666666666667
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19,42,30,3491.0000000000000000
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19,42,32,13026.666666666667
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19,42,42,12241.166666666667
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19,42,44,9098.9166666666666667
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19,42,58,9173.4444444444444444
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19,42,59,13186.333333333333
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19,43,6,14655.666666666667
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19,43,10,10305.3333333333333333
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19,43,35,14261.444444444444
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19,47,2,5118.0000000000000000
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19,49,21,3691.0000000000000000
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19,49,22,8155.0000000000000000
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19,49,23,16555.181818181818
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19,49,24,3348.0000000000000000
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19,49,25,16269.875000000000
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19,49,26,15848.500000000000
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19,49,30,15028.250000000000
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19,49,31,22999.875000000000
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19,49,32,14734.083333333333
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19,49,35,22447.500000000000
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19,49,36,15578.000000000000
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19,49,39,17626.250000000000
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19,49,47,11968.0000000000000000
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19,50,0,23275.750000000000
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19,50,3,28256.250000000000
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19,50,8,14460.062500000000
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19,50,9,20490.000000000000
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19,50,11,13978.000000000000
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19,50,12,14834.500000000000
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19,50,13,22603.833333333333
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19,50,14,12853.250000000000
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19,50,18,14137.250000000000
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19,50,21,12959.000000000000
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19,50,22,10084.5000000000000000
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19,50,24,11822.909090909091
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19,50,25,53480.000000000000
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19,50,27,23069.750000000000
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19,50,33,13941.875000000000
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19,50,34,12612.500000000000
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19,50,36,13657.500000000000
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19,50,38,21747.333333333333
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19,50,39,14191.000000000000
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19,50,43,13695.000000000000
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19,50,45,13022.500000000000
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19,50,47,14497.250000000000
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19,50,49,13374.166666666667
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19,50,50,11087.7500000000000000
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19,50,59,12045.0000000000000000`
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)
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