80 lines
1.1 KiB
Go
80 lines
1.1 KiB
Go
package main
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"github.com/vicanso/go-charts/v2"
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)
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func writeFile(buf []byte) error {
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tmpPath := "./tmp"
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err := os.MkdirAll(tmpPath, 0700)
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if err != nil {
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return err
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}
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file := filepath.Join(tmpPath, "radar-chart.png")
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err = ioutil.WriteFile(file, buf, 0600)
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if err != nil {
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return err
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}
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return nil
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}
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func main() {
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values := [][]float64{
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{
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4200,
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3000,
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20000,
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35000,
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50000,
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18000,
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},
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{
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5000,
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14000,
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28000,
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26000,
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42000,
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21000,
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},
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}
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p, err := charts.RadarRender(
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values,
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charts.TitleTextOptionFunc("Basic Radar Chart"),
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charts.LegendLabelsOptionFunc([]string{
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"Allocated Budget",
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"Actual Spending",
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}),
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charts.RadarIndicatorOptionFunc([]string{
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"Sales",
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"Administration",
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"Information Technology",
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"Customer Support",
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"Development",
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"Marketing",
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}, []float64{
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6500,
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16000,
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30000,
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38000,
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52000,
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25000,
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}),
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)
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if err != nil {
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panic(err)
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}
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buf, err := p.Bytes()
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if err != nil {
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panic(err)
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}
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err = writeFile(buf)
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if err != nil {
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panic(err)
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}
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}
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