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feat: support rect and legend line point render

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This commit is contained in:
vicanso 2022-06-01 20:27:46 +08:00
parent 8314a2cb37
commit 622bd8491b
2 changed files with 62 additions and 0 deletions
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26
painter.go
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@ -687,3 +687,29 @@ func (p *Painter) Dots(points []Point) *Painter {
p.FillStroke()
return p
}
func (p *Painter) Rect(box Box) *Painter {
p.MoveTo(box.Left, box.Top)
p.LineTo(box.Right, box.Top)
p.LineTo(box.Right, box.Bottom)
p.LineTo(box.Left, box.Bottom)
p.LineTo(box.Left, box.Top)
p.FillStroke()
return p
}
func (p *Painter) LegendLineDot(box Box) *Painter {
width := box.Width()
height := box.Height()
strokeWidth := 3
dotHeight := 5
p.render.SetStrokeWidth(float64(strokeWidth))
center := (height - strokeWidth) >> 1
p.MoveTo(box.Left, box.Top+center)
p.LineTo(box.Right, box.Top+center)
p.Stroke()
p.Circle(float64(dotHeight), box.Left+width>>1, center)
p.FillStroke()
return p
}