zeni/go-chart
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tweaks.

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This commit is contained in:
Will Charczuk 2016-07-07 17:50:16 -07:00
parent 04bef9cad8
commit b10ead7cc1
4 changed files with 56 additions and 62 deletions
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43
defaults.go
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@ -12,8 +12,8 @@ const (
DefaultChartHeight = 400
// DefaultChartWidth is the default chart width.
DefaultChartWidth = 200
// DefaultLineWidth is the default chart line width.
DefaultLineWidth = 2.0
// DefaultStrokeWidth is the default chart line/stroke width.
DefaultStrokeWidth = 1.0
// DefaultAxisLineWidth is the line width of the axis lines.
DefaultAxisLineWidth = 1.0
//DefaultDPI is the default dots per inch for the chart.
@ -24,26 +24,18 @@ const (
DefaultFontSize = 10.0
// DefaultTitleFontSize is the default title font size.
DefaultTitleFontSize = 18.0
// DefaultDateFormat is the default date format.
DefaultDateFormat = "2006-01-02"
)
const (
// DefaultFinalLabelDeltaWidth is the width of the left triangle out of the final label.
DefaultFinalLabelDeltaWidth = 10
// DefaultFinalLabelFontSize is the font size of the final label.
DefaultFinalLabelFontSize = 10.0
)
var (
// DefaultFinalLabelPadding is the padding around the final label.
DefaultFinalLabelPadding = Box{Top: 5, Left: 0, Right: 5, Bottom: 5}
// DefaultDateFormat is the default date format.
DefaultDateFormat = "2006-01-02"
)
var (
// DefaultBackgroundColor is the default chart background color.
// It is equivalent to css color:white.
DefaultBackgroundColor = color.RGBA{R: 239, G: 239, B: 239, A: 255} //color.RGBA{R: 255, G: 255, B: 255, A: 255}
DefaultBackgroundColor = color.RGBA{R: 255, G: 255, B: 255, A: 255}
// DefaultCanvasColor is the default chart canvas color.
// It is equivalent to css color:white.
DefaultCanvasColor = color.RGBA{R: 255, G: 255, B: 255, A: 255}
@ -56,9 +48,6 @@ var (
// DefaultStrokeColor is the default chart border color.
// It is equivalent to #efefef.
DefaultStrokeColor = color.RGBA{R: 239, G: 239, B: 239, A: 255}
// DefaultLineColor is the default (1st) series line color.
// It is equivalent to #0074d9.
DefaultLineColor = color.RGBA{R: 0, G: 116, B: 217, A: 255}
// DefaultFillColor is the default fill color.
// It is equivalent to #0074d9.
DefaultFillColor = color.RGBA{R: 0, G: 217, B: 116, A: 255}
@ -67,8 +56,26 @@ var (
)
var (
// DefaultCanvasPadding is the default canvas padding config.
DefaultCanvasPadding = Box{Top: 5, Left: 5, Right: 15, Bottom: 15}
// DefaultSeriesStrokeColors are a couple default series colors.
DefaultSeriesStrokeColors = []color.RGBA{
color.RGBA{R: 0, G: 116, B: 217, A: 255},
color.RGBA{R: 0, G: 217, B: 116, A: 255},
color.RGBA{R: 217, G: 0, B: 116, A: 255},
}
)
// GetDefaultSeriesStrokeColor returns a color from the default list by index.
// NOTE: the index will wrap around (using a modulo).g
func GetDefaultSeriesStrokeColor(index int) color.RGBA {
finalIndex := index % len(DefaultSeriesStrokeColors)
return DefaultSeriesStrokeColors[finalIndex]
}
var (
// DefaultFinalLabelPadding is the padding around the final label.
DefaultFinalLabelPadding = Box{Top: 5, Left: 0, Right: 5, Bottom: 5}
// DefaultBackgroundPadding is the default canvas padding config.
DefaultBackgroundPadding = Box{Top: 5, Left: 5, Right: 40, Bottom: 40}
)
var (