29 lines
672 B
Go
29 lines
672 B
Go
package chart
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// YAxis is a veritcal rule of the range.
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// There can be (2) y-axes; a primary and secondary.
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type YAxis struct {
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axis
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}
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// Render renders the axis.
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func (ya YAxis) Render(r Renderer, canvasBox Box, ra Range, axisType YAxisType) {
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var tx int
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if axisType == YAxisPrimary {
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tx = canvasBox.Right + DefaultYAxisMargin
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} else if axisType == YAxisSecondary {
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tx = canvasBox.Left - DefaultYAxisMargin
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}
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r.SetFontColor(ya.Style.GetFontColor(DefaultAxisColor))
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r.SetFontSize(ya.Style.GetFontSize(DefaultFontSize))
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ticks := ya.getTicks(ra)
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for _, t := range ticks {
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v := t.Value
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y := ra.Translate(v)
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ty := int(y)
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r.Text(t.Label, tx, ty)
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}
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}
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