zeni/go-chart
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This commit is contained in:
Will Charczuk 2016-07-11 00:02:31 -07:00
parent cb5c2df263
commit c173dcadd3
2 changed files with 16 additions and 5 deletions
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13
xaxis.go
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@ -67,8 +67,6 @@ func (xa XAxis) getTickCount(r Renderer, ra Range, vf ValueFormatter) int {
// Render renders the axis
func (xa XAxis) Render(r Renderer, canvasBox Box, ra Range, ticks []Tick) {
tickFontSize := xa.Style.GetFontSize(DefaultFontSize)
tickHeight := drawing.PointsToPixels(r.GetDPI(), tickFontSize)
ty := canvasBox.Bottom + DefaultXAxisMargin + int(tickHeight)
r.SetStrokeColor(xa.Style.GetStrokeColor(DefaultAxisColor))
r.SetStrokeWidth(xa.Style.GetStrokeWidth(DefaultAxisLineWidth))
@ -81,6 +79,17 @@ func (xa XAxis) Render(r Renderer, canvasBox Box, ra Range, ticks []Tick) {
r.SetFontSize(tickFontSize)
sort.Sort(Ticks(ticks))
textHeight := 0
for _, t := range ticks {
_, th := r.MeasureText(t.Label)
if th > textHeight {
textHeight = th
}
}
ty := canvasBox.Bottom + DefaultXAxisMargin + int(textHeight)
for _, t := range ticks {
v := t.Value
x := ra.Translate(v)