22 lines
587 B
Go
22 lines
587 B
Go
package feedback
|
|
|
|
import (
|
|
"github.com/egoist/mygo/ui"
|
|
|
|
"github.com/ZacharyZhang-NY/MujicaUI/internal"
|
|
)
|
|
|
|
// PulseLoader shows one dot gently breathing, without a halo.
|
|
func PulseLoader(c *ui.Context, opts LoaderOptions) *ui.Element {
|
|
return loaderMark(c, opts, "pulse_loader", 1, 1600, func(p *ui.Painter, r ui.Rect, t float64, col ui.Color, still bool) {
|
|
s, a := float32(1), float32(1)
|
|
if !still {
|
|
w := loaderWave(t)
|
|
s, a = 0.6+0.4*w, 0.55+0.45*w
|
|
}
|
|
var dot ui.Path
|
|
dot.Circle(r.X+r.W/2, r.Y+r.H/2, internal.Snap(p, r.H*0.4*s))
|
|
p.FillPath(&dot, col.Alpha(a))
|
|
})
|
|
}
|