go-chart/examples/bar_chart/main.go

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2019-09-10 00:02:48 -04:00
package main
//go:generate go run main.go
import (
"os"
"github.com/wcharczuk/go-chart"
)
func main() {
graph := chart.BarChart{
Title: "Test Bar Chart",
Background: chart.Style{
Padding: chart.Box{
Top: 40,
},
},
Height: 512,
BarWidth: 60,
Bars: []chart.Value{
{Value: 5.25, Label: "Blue"},
{Value: 4.88, Label: "Green"},
{Value: 4.74, Label: "Gray"},
{Value: 3.22, Label: "Orange"},
{Value: 3, Label: "Test"},
{Value: 2.27, Label: "??"},
{Value: 1, Label: "!!"},
},
}
f, _ := os.Create("output.png")
defer f.Close()
graph.Render(chart.PNG, f)
}