42 lines
1.3 KiB
Go
42 lines
1.3 KiB
Go
package chart
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// TickPosition is an enumeration of possible tick drawing positions.
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type TickPosition int
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const (
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// TickPositionUnset means to use the default tick position.
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TickPositionUnset TickPosition = 0
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// TickPositionBetweenTicks draws the labels for a tick between the previous and current tick.
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TickPositionBetweenTicks TickPosition = 1
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// TickPositionUnderTick draws the tick below the tick.
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TickPositionUnderTick TickPosition = 2
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)
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// YAxisType is a type of y-axis; it can either be primary or secondary.
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type YAxisType int
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const (
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// YAxisPrimary is the primary axis.
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YAxisPrimary YAxisType = 0
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// YAxisSecondary is the secondary axis.
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YAxisSecondary YAxisType = 1
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)
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// Axis is a chart feature detailing what values happen where.
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type Axis interface {
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GetName() string
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GetStyle() Style
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GetTicks() []Tick
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GenerateTicks(r Renderer, ra Range, vf ValueFormatter) []Tick
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// GetGridLines returns the gridlines for the axis.
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GetGridLines(ticks []Tick) []GridLine
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// Measure should return an absolute box for the axis.
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// This is used when auto-fitting the canvas to the background.
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Measure(r Renderer, canvasBox Box, ra Range, style Style, ticks []Tick) Box
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// Render renders the axis.
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Render(r Renderer, canvasBox Box, ra Range, style Style, ticks []Tick)
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}
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