forked from eduardhasanaj/go-chart
-
Notifications
You must be signed in to change notification settings - Fork 0
/
main.go
74 lines (67 loc) · 1.42 KB
/
main.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
package main
import (
"net/http"
"github.com/wcharczuk/go-chart"
"github.com/wcharczuk/go-chart/drawing"
)
func drawChart(res http.ResponseWriter, req *http.Request) {
graph := chart.Chart{
Background: chart.Style{
Padding: chart.Box{
Top: 50,
Left: 25,
Right: 25,
Bottom: 10,
},
FillColor: drawing.ColorFromHex("efefef"),
},
XAxis: chart.XAxis{
Style: chart.Style{
Show: true,
},
},
YAxis: chart.YAxis{
Style: chart.Style{
Show: true,
},
},
Series: []chart.Series{
chart.ContinuousSeries{
XValues: chart.Sequence.Float64(1.0, 100.0),
YValues: chart.Sequence.Random(100.0, 256.0),
},
},
}
res.Header().Set("Content-Type", "image/png")
graph.Render(chart.PNG, res)
}
func drawChartDefault(res http.ResponseWriter, req *http.Request) {
graph := chart.Chart{
Background: chart.Style{
FillColor: drawing.ColorFromHex("efefef"),
},
XAxis: chart.XAxis{
Style: chart.Style{
Show: true,
},
},
YAxis: chart.YAxis{
Style: chart.Style{
Show: true,
},
},
Series: []chart.Series{
chart.ContinuousSeries{
XValues: chart.Sequence.Float64(1.0, 100.0),
YValues: chart.Sequence.Random(100.0, 256.0),
},
},
}
res.Header().Set("Content-Type", "image/png")
graph.Render(chart.PNG, res)
}
func main() {
http.HandleFunc("/", drawChart)
http.HandleFunc("/default", drawChartDefault)
http.ListenAndServe(":8080", nil)
}