56 lines
1.5 KiB
Go
56 lines
1.5 KiB
Go
package mujica
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import (
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"math"
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"github.com/egoist/mygo/ui"
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"mujicaui/internal"
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"mujicaui/theme"
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)
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// ThinkingIndicatorOptions configure a ThinkingIndicator.
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type ThinkingIndicatorOptions struct {
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// Phase is the caller's stage text, such as "Searching the web"; empty uses "Thinking".
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Phase string
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}
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// ThinkingIndicator shows the assistant is working: three diamonds rising in turn and the phase; still under reduced motion.
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func ThinkingIndicator(c *ui.Context, opts ThinkingIndicatorOptions) *ui.Element {
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k := Tokens(c)
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d := Density(c)
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phase := opts.Phase
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if phase == "" {
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phase = msg(c, "thinking_indicator.thinking")
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}
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still := c.Preferences().ReduceMotion
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row := ui.Row(c).Gap(d.Unit() * 2).AlignItems(ui.Center).MinHeight(d.ControlHeight()).Role(ui.RoleStatus).Label(phase)
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row.Children(func() {
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ui.Box(c).Size(30, 14).Shrink(0).Draw(func(p *ui.Painter, r ui.Rect) {
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t := 0.0
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if !still {
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t = float64(p.Now().UnixMilli()%1200) / 1200
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p.AnimationFrame()
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}
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for i := range 3 {
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lift := float32(0)
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alpha := float32(1)
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if !still {
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phase := math.Mod(t-float64(i)*0.18+1, 1)
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wave := float32(math.Max(0, math.Sin(phase*2*math.Pi)))
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lift, alpha = wave*3, 0.45+0.55*wave
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}
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x := internal.Snap(p, r.X+5+float32(i)*10)
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y := internal.Snap(p, r.Y+r.H/2-lift)
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p.FillPath(internal.Diamond(x, y, 7), k.AccentText.Alpha(alpha))
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}
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})
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text := phase
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if still {
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text += "…"
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}
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ui.Text(c, text).FontSize(FontSize(c, theme.BodySize)).TextColor(k.TextMuted).Italic()
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})
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return row
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}
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