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package main
import (
"fmt"
"reflect"
"github.com/sgreben/jp/pkg/jp"
"github.com/sgreben/jp/pkg/jp/primitives"
)
func barPlotData(xvv, yvv [][]reflect.Value) (x []string, y []float64) {
for _, xv := range xvv {
for i := range xv {
x = append(x, fmt.Sprint(xv[i].Interface()))
}
}
for _, yv := range yvv {
for i := range yv {
yvi, ok := yv[i].Interface().(float64)
if ok {
y = append(y, yvi)
}
}
}
return
}
func barPlot(xvv, yvv [][]reflect.Value, box primitives.Box) string {
groups, y := barPlotData(xvv, yvv)
chart := jp.NewBarChart(box.Width, box.Height)
data := new(jp.DataTable)
if len(groups) != len(y) {
for i := range y {
data.AddColumn(fmt.Sprint(i))
}
} else {
for _, g := range groups {
data.AddColumn(g)
}
}
data.AddRow(y...)
return chart.Draw(data)
}
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