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refactor: support more echarts options

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This commit is contained in:
vicanso 2021-12-18 11:22:53 +08:00
parent 23e2eca0c6
commit c0170bf250
5 changed files with 176 additions and 43 deletions
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12
legend.go
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@ -28,6 +28,7 @@ import (
type LegendOption struct {
Style chart.Style
Padding chart.Box
Align string
TextPosition string
Theme string
@ -61,7 +62,7 @@ func DefaultLegendIconDraw(r chart.Renderer, opt LegendIconDrawOption) {
stokeWidth := opt.Style.GetStrokeWidth()
r.SetStrokeWidth(stokeWidth)
height := opt.Box.Bottom - opt.Box.Top
ly := (height / 2) + 1
ly := opt.Box.Top - (height / 2) + 2
r.MoveTo(opt.Box.Left, ly)
r.LineTo(opt.Box.Right, ly)
r.Stroke()
@ -126,11 +127,14 @@ func LegendCustomize(c *chart.Chart, opt LegendOption) chart.Renderable {
left = (cb.Width() - labelWidth) / 2
}
left += opt.Padding.Left
top := opt.Padding.Top
legendBox := chart.Box{
Left: left,
Right: left + labelWidth,
Top: 0,
Bottom: 0 + legendBoxHeight,
Top: top,
Bottom: top + legendBoxHeight,
}
chart.Draw.Box(r, legendBox, legendDefaults)
@ -142,7 +146,7 @@ func LegendCustomize(c *chart.Chart, opt LegendOption) chart.Renderable {
lineTextGap := 5
startX := legendBox.Left + legendStyle.Padding.Left
ty := legendYMargin + legendStyle.Padding.Top + textHeight
ty := top + legendYMargin + legendStyle.Padding.Top + textHeight
var label string
var x int
iconDraw := opt.IconDraw