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Update linechart.go

This commit is contained in:
韩拓 2017-01-06 00:27:43 +08:00 committed by GitHub
parent ee9a031595
commit f0de1c5506
1 changed files with 2 additions and 2 deletions
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4
linechart.go
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@ -145,12 +145,12 @@ func (lc *LineChart) renderDot() Buffer {
x := lc.innerArea.Min.X + lc.labelYSpace + 1 + i
y := lc.innerArea.Min.Y + lc.innerArea.Dy() - 3 - int((lc.Data[i]-lc.bottomValue)/lc.scale+0.5)
if oy != -1 {
if oy != -1 && oy != y{
u := 1
if oy > y {
u = -1
}
for i := oy; i != y; i += u {
for i := oy + u; i != y; i += u {
buf.Set(x, i, c)
}
}