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introduces the Range interface (instead of a concrete type).

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This commit is contained in:
Will Charczuk 2016-07-21 14:11:27 -07:00
parent 8af50213c3
commit b0934ee2e3
27 changed files with 331 additions and 172 deletions
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23
yaxis.go
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@ -17,9 +17,10 @@ type YAxis struct {
ValueFormatter ValueFormatter
Range Range
Ticks []Tick
GridLines []GridLine
Ticks []Tick
GridLines []GridLine
GridMajorStyle Style
GridMinorStyle Style
}
@ -51,7 +52,7 @@ func (ya YAxis) generateTicks(r Renderer, ra Range, defaults Style, vf ValueForm
func (ya YAxis) getTickStep(r Renderer, ra Range, defaults Style, vf ValueFormatter) float64 {
tickCount := ya.getTickCount(r, ra, defaults, vf)
step := ra.Delta() / float64(tickCount)
step := ra.GetDelta() / float64(tickCount)
return step
}
@ -59,9 +60,9 @@ func (ya YAxis) getTickCount(r Renderer, ra Range, defaults Style, vf ValueForma
r.SetFont(ya.Style.GetFont(defaults.GetFont()))
r.SetFontSize(ya.Style.GetFontSize(defaults.GetFontSize(DefaultFontSize)))
//given the domain, figure out how many ticks we can draw ...
label := vf(ra.Min)
label := vf(ra.GetMin())
tb := r.MeasureText(label)
count := int(math.Ceil(float64(ra.Domain) / float64(tb.Height()+DefaultMinimumTickVerticalSpacing)))
count := int(math.Ceil(float64(ra.GetDomain()) / float64(tb.Height()+DefaultMinimumTickVerticalSpacing)))
return count
}
@ -75,11 +76,7 @@ func (ya YAxis) GetGridLines(ticks []Tick) []GridLine {
// Measure returns the bounds of the axis.
func (ya YAxis) Measure(r Renderer, canvasBox Box, ra Range, defaults Style, ticks []Tick) Box {
r.SetStrokeColor(ya.Style.GetStrokeColor(defaults.StrokeColor))
r.SetStrokeWidth(ya.Style.GetStrokeWidth(defaults.StrokeWidth))
r.SetFont(ya.Style.GetFont(defaults.GetFont()))
r.SetFontColor(ya.Style.GetFontColor(DefaultAxisColor))
r.SetFontSize(ya.Style.GetFontSize(defaults.GetFontSize()))
ya.Style.InheritFrom(defaults).PersistToRenderer(r)
sort.Sort(Ticks(ticks))
@ -122,11 +119,7 @@ func (ya YAxis) Measure(r Renderer, canvasBox Box, ra Range, defaults Style, tic
// Render renders the axis.
func (ya YAxis) Render(r Renderer, canvasBox Box, ra Range, defaults Style, ticks []Tick) {
r.SetStrokeColor(ya.Style.GetStrokeColor(defaults.StrokeColor))
r.SetStrokeWidth(ya.Style.GetStrokeWidth(defaults.StrokeWidth))
r.SetFont(ya.Style.GetFont(defaults.GetFont()))
r.SetFontColor(ya.Style.GetFontColor(DefaultAxisColor))
r.SetFontSize(ya.Style.GetFontSize(defaults.GetFontSize(DefaultFontSize)))
ya.Style.InheritFrom(defaults).PersistToRenderer(r)
sort.Sort(Ticks(ticks))