178 lines
2.7 KiB
Go
178 lines
2.7 KiB
Go
package main
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import (
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"github.com/vicanso/go-charts/v2"
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"git.smarteching.com/zeni/go-chart/v2/drawing"
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)
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func writeFile(buf []byte, filename string) 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, filename)
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err = os.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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// charts.SetDefaultTableSetting(charts.TableDarkThemeSetting)
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charts.SetDefaultWidth(810)
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header := []string{
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"Name",
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"Age",
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"Address",
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"Tag",
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"Action",
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}
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data := [][]string{
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{
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"John Brown",
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"32",
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"New York No. 1 Lake Park",
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"nice, developer",
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"Send Mail",
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},
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{
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"Jim Green ",
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"42",
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"London No. 1 Lake Park",
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"wow",
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"Send Mail",
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},
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{
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"Joe Black ",
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"32",
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"Sidney No. 1 Lake Park",
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"cool, teacher",
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"Send Mail",
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},
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}
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spans := map[int]int{
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0: 2,
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1: 1,
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// 设置第三列的span
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2: 3,
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3: 2,
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4: 2,
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}
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p, err := charts.TableRender(
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header,
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data,
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spans,
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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, "table.png")
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if err != nil {
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panic(err)
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}
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bgColor := charts.Color{
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R: 16,
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G: 22,
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B: 30,
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A: 255,
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}
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p, err = charts.TableOptionRender(charts.TableChartOption{
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Header: []string{
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"Name",
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"Price",
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"Change",
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},
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BackgroundColor: bgColor,
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HeaderBackgroundColor: bgColor,
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RowBackgroundColors: []charts.Color{
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bgColor,
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},
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HeaderFontColor: drawing.ColorWhite,
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FontColor: drawing.ColorWhite,
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Padding: charts.Box{
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Top: 15,
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Right: 10,
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Bottom: 15,
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Left: 10,
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},
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Data: [][]string{
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{
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"Datadog Inc",
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"97.32",
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"-7.49%",
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},
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{
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"Hashicorp Inc",
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"28.66",
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"-9.25%",
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},
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{
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"Gitlab Inc",
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"51.63",
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"+4.32%",
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},
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},
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TextAligns: []string{
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"",
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charts.AlignRight,
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charts.AlignRight,
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},
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CellStyle: func(tc charts.TableCell) *charts.Style {
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column := tc.Column
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if column != 2 {
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return nil
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}
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value, _ := strconv.ParseFloat(strings.Replace(tc.Text, "%", "", 1), 64)
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if value == 0 {
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return nil
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}
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style := charts.Style{
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Padding: charts.Box{
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Bottom: 5,
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},
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}
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if value > 0 {
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style.FillColor = charts.Color{
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R: 179,
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G: 53,
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B: 20,
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A: 255,
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}
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} else if value < 0 {
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style.FillColor = charts.Color{
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R: 33,
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G: 124,
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B: 50,
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A: 255,
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}
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}
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return &style
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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, "table-color.png")
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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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