zeni/go-chart
1
0
Fork 0
Code Issues Pull requests Projects Releases 2 Packages Wiki Activity Actions

fix for issues/56

Browse source
This commit is contained in:
Will Charczuk 2017-10-12 13:29:55 -07:00
parent a0ea012903
commit f72f7fd57b
4 changed files with 43 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

19
_examples/pie_chart/main.go
View file

@ -30,7 +30,26 @@ func drawChart(res http.ResponseWriter, req *http.Request) {
}
}
func drawChartRegression(res http.ResponseWriter, req *http.Request) {
pie := chart.PieChart{
Width: 512,
Height: 512,
Values: []chart.Value{
{Value: 5, Label: "Blue"},
{Value: 2, Label: "Two"},
{Value: 1, Label: "One"},
},
}
res.Header().Set("Content-Type", chart.ContentTypeSVG)
err := pie.Render(chart.SVG, res)
if err != nil {
fmt.Printf("Error rendering pie chart: %v\n", err)
}
}
func main() {
http.HandleFunc("/", drawChart)
http.HandleFunc("/reg", drawChartRegression)
log.Fatal(http.ListenAndServe(":8080", nil))
}

17
_examples/pie_chart/reg.svg Normal file
View file

@ -0,0 +1,17 @@
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="512" height="512">
<path d="M 256 256
L 507 256
A 251 251 225.00 1 1 79 79
L 256 256
Z" style="stroke-width:5;stroke:rgba(255,255,255,1.0);fill:rgba(106,195,203,1.0)"/>
<path d="M 256 256
L 79 79
A 251 251 90.00 0 1 433 79
L 256 256
Z" style="stroke-width:5;stroke:rgba(255,255,255,1.0);fill:rgba(42,190,137,1.0)"/>
<path d="M 256 256
L 433 79
A 251 251 45.00 0 1 507 256
L 256 256
Z" style="stroke-width:5;stroke:rgba(255,255,255,1.0);fill:rgba(110,128,139,1.0)"/>
</svg>
Side by side

After

Width:  |  Height:  |  Size: 565 B