zeni/go-chart
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This commit is contained in:
Will Charczuk 2016-07-08 00:16:02 -07:00
parent 5e5ff104d2
commit 65c3f62ac5
2 changed files with 25 additions and 7 deletions
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16
chart.go
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@ -106,10 +106,16 @@ func (c Chart) calculateFinalLabelWidth(r Renderer) int {
if !c.FinalValueLabel.Show {
return 0
}
var finalLabelText string
for _, s := range c.Series {
_, lv := s.GetValue(s.Len() - 1)
ll := s.GetYFormatter()(lv)
var ll string
if c.YRange.Formatter != nil {
ll = c.YRange.Formatter(lv)
} else {
ll = s.GetYFormatter()(lv)
}
if len(finalLabelText) < len(ll) {
finalLabelText = ll
}
@ -178,6 +184,9 @@ func (c Chart) initRanges(canvasBox Box) (xrange Range, yrange Range) {
xrange.Min = c.XRange.Min
xrange.Max = c.XRange.Max
}
if c.XRange.Formatter != nil {
xrange.Formatter = c.XRange.Formatter
}
xrange.Domain = canvasBox.Width
if c.YRange.IsZero() {
@ -187,6 +196,9 @@ func (c Chart) initRanges(canvasBox Box) (xrange Range, yrange Range) {
yrange.Min = c.YRange.Min
yrange.Max = c.YRange.Max
}
if c.YRange.Formatter != nil {
yrange.Formatter = c.YRange.Formatter
}
yrange.Domain = canvasBox.Height
return
@ -330,7 +342,7 @@ func (c Chart) drawSeries(r Renderer, canvasBox Box, index int, s Series, xrange
func (c Chart) drawFinalValueLabel(r Renderer, canvasBox Box, index int, s Series, yrange Range) {
if c.FinalValueLabel.Show {
_, lv := s.GetValue(s.Len() - 1)
ll := s.GetYFormatter()(lv)
ll := yrange.Format(lv)
py := canvasBox.Top
ly := yrange.Translate(lv) + py