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refactor: support label show for radar chart, #62

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This commit is contained in:
vicanso 2023-12-27 20:33:12 +08:00
parent c302d0ffa4
commit 98af9866a4
2 changed files with 13 additions and 1 deletions
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9
radar_chart.go
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@ -25,6 +25,7 @@ package charts
import (
"errors"
"github.com/dustin/go-humanize"
"github.com/golang/freetype/truetype"
"github.com/wcharczuk/go-chart/v2"
"github.com/wcharczuk/go-chart/v2/drawing"
@ -230,9 +231,15 @@ func (r *radarChart) render(result *defaultRenderResult, seriesList SeriesList)
StrokeColor: color,
FillColor: dotFillColor,
})
for _, point := range linePoints {
for index, point := range linePoints {
seriesPainter.Circle(dotWith, point.X, point.Y)
seriesPainter.FillStroke()
if series.Label.Show && index < len(series.Data) {
value := humanize.FtoaWithDigits(series.Data[index].Value, 2)
b := seriesPainter.MeasureText(value)
seriesPainter.Text(value, point.X-b.Width()/2, point.Y)
}
}
}