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fix: fix multi line legend

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This commit is contained in:
vicanso 2022-07-11 20:20:41 +08:00
parent 959377542e
commit 805f4381a3
5 changed files with 21 additions and 9 deletions
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9
legend.go
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@ -182,6 +182,7 @@ func (l *legendPainter) Render() (Box, error) {
x := int(left)
y := int(top) + 10
startY := y
x0 := x
y0 := y
@ -203,13 +204,18 @@ func (l *legendPainter) Render() (Box, error) {
}
return left + legendWidth
}
lastIndex := len(opt.Data) - 1
for index, text := range opt.Data {
color := theme.GetSeriesColor(index)
p.SetDrawingStyle(Style{
FillColor: color,
StrokeColor: color,
})
if x0+measureList[index].Width()+textOffset+offset+legendWidth > p.Width() {
itemWidth := x0 + measureList[index].Width() + textOffset + offset + legendWidth
if lastIndex == index {
itemWidth = x0 + measureList[index].Width() + legendWidth
}
if itemWidth > p.Width() {
x0 = 0
y += itemMaxHeight
y0 = y
@ -231,6 +237,7 @@ func (l *legendPainter) Render() (Box, error) {
x0 += offset
y0 = y
}
height = y0 - startY + 10
}
return Box{