zeni/go-chart
1
0
Fork 0
Code Issues Pull requests Projects Releases 2 Packages Wiki Activity Actions

inching up coverage.

Browse source
This commit is contained in:
Will Charczuk 2016-07-10 23:06:14 -07:00
parent 18a6e3eed1
commit 56da554741
10 changed files with 315 additions and 92 deletions
Download patch file Download diff file Expand all files Collapse all files

26
yaxis.go
View file

@ -36,14 +36,7 @@ func (ya YAxis) GetTicks(r Renderer, ra Range, vf ValueFormatter) []Tick {
func (ya YAxis) generateTicks(r Renderer, ra Range, vf ValueFormatter) []Tick {
step := ya.getTickStep(r, ra, vf)
return ya.generateTicksWithStep(ra, step, vf)
}
func (ya YAxis) getTickCount(r Renderer, ra Range, vf ValueFormatter) int {
textHeight := int(ya.Style.GetFontSize(DefaultFontSize))
height := textHeight + DefaultMinimumTickVerticalSpacing
count := int(math.Ceil(float64(ra.Domain) / float64(height)))
return count
return GenerateTicksWithStep(ra, step, vf)
}
func (ya YAxis) getTickStep(r Renderer, ra Range, vf ValueFormatter) float64 {
@ -51,18 +44,11 @@ func (ya YAxis) getTickStep(r Renderer, ra Range, vf ValueFormatter) float64 {
return ra.Delta() / float64(tickCount)
}
func (ya YAxis) generateTicksWithStep(ra Range, step float64, vf ValueFormatter) []Tick {
var ticks []Tick
for cursor := ra.Min; cursor < ra.Max; cursor += step {
ticks = append(ticks, Tick{
Value: cursor,
Label: vf(cursor),
})
if len(ticks) == 20 {
return ticks
}
}
return ticks
func (ya YAxis) getTickCount(r Renderer, ra Range, vf ValueFormatter) int {
textHeight := int(ya.Style.GetFontSize(DefaultFontSize))
height := textHeight + DefaultMinimumTickVerticalSpacing
count := int(math.Ceil(float64(ra.Domain) / float64(height)))
return count
}
// Render renders the axis.