44 lines
1.1 KiB
Go
44 lines
1.1 KiB
Go
package feedback
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import (
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
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)
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type DotsLoaderOptions struct{}
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// DotsLoader bounces three dots in turn.
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func DotsLoader(c *ui.Context, text string, o DotsLoaderOptions) *ui.Element {
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k := pixel.K(c)
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return ui.Box(c).Role(ui.RoleProgress).Label(text).Size(k.D(18), k.D(8)).Draw(func(p *ui.Painter, r ui.Rect) {
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g := k.Canvas(p, r)
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up := g.Busy(6) % 4
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for i := range 3 {
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y, ink := 4, pixel.Faint
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if i == up {
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y, ink = 0, pixel.Accent
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}
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g.Rect(i*7, y, 4, 4, ink)
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}
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})
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}
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type BarsLoaderOptions struct{}
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// heights rise and fall; each bar runs a step behind.
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var heights = [8]int{3, 6, 9, 12, 9, 6, 3, 3}
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// BarsLoader raises and drops five bars.
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func BarsLoader(c *ui.Context, text string, o BarsLoaderOptions) *ui.Element {
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k := pixel.K(c)
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return ui.Box(c).Role(ui.RoleProgress).Label(text).Size(k.D(23), k.D(12)).Draw(func(p *ui.Painter, r ui.Rect) {
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g := k.Canvas(p, r)
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f := g.Busy(10)
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for i := range 5 {
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h := heights[(f+8-i)%8]
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g.Rect(i*5, 12-h, 3, h, pixel.Accent)
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}
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})
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}
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