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refactor: enhance chart render function

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This commit is contained in:
vicanso 2022-06-17 23:37:21 +08:00
parent 65a1cb11ad
commit 38c4978e44
20 changed files with 665 additions and 462 deletions
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135
examples/line_chart/main.go
View file

@ -24,35 +24,57 @@ func writeFile(buf []byte) error {
}
func main() {
p, err := charts.NewPainter(charts.PainterOptions{
Width: 800,
Height: 600,
Type: charts.ChartOutputPNG,
})
if err != nil {
panic(err)
values := [][]float64{
{
120,
132,
101,
134,
90,
230,
210,
},
{
220,
182,
191,
234,
290,
330,
310,
},
{
150,
232,
201,
154,
190,
330,
410,
},
{
320,
332,
301,
334,
390,
330,
320,
},
{
820,
932,
901,
934,
1290,
1330,
1320,
},
}
_, err = charts.NewLineChart(p, charts.LineChartOption{
Padding: charts.Box{
Left: 10,
Top: 10,
Right: 10,
Bottom: 10,
},
Title: charts.TitleOption{
Text: "Line",
},
Legend: charts.LegendOption{
Data: []string{
"Email",
"Union Ads",
"Video Ads",
"Direct",
"Search Engine",
},
Left: charts.PositionCenter,
},
XAxis: charts.NewXAxisOption([]string{
p, err := charts.LineRender(
values,
charts.TitleTextOptionFunc("Line"),
charts.XAxisDataOptionFunc([]string{
"Mon",
"Tue",
"Wed",
@ -61,54 +83,15 @@ func main() {
"Sat",
"Sun",
}),
SeriesList: charts.SeriesList{
charts.NewSeriesFromValues([]float64{
120,
132,
101,
134,
90,
230,
210,
}),
charts.NewSeriesFromValues([]float64{
220,
182,
191,
234,
290,
330,
310,
}),
charts.NewSeriesFromValues([]float64{
150,
232,
201,
154,
190,
330,
410,
}),
charts.NewSeriesFromValues([]float64{
320,
332,
301,
334,
390,
330,
320,
}),
charts.NewSeriesFromValues([]float64{
820,
932,
901,
934,
1290,
1330,
1320,
}),
},
}).Render()
charts.LegendLabelsOptionFunc([]string{
"Email",
"Union Ads",
"Video Ads",
"Direct",
"Search Engine",
}, charts.PositionCenter),
)
if err != nil {
panic(err)
}