Skeleton骨架屏

title := f.Slot().FillWidth().MaxWidth(236).Height(22)
line1 := f.Slot().Height(14)
line2 := f.Slot().WidthPercent(82).Height(14)
line3 := f.Slot().WidthPercent(64).Height(14)
components.BeginSkeleton(canvas, theme, title.Rect()).Paint()
components.BeginSkeleton(canvas, theme, line1.Rect()).Radius(4).Paint()
components.BeginSkeleton(canvas, theme, line2.Rect()).Radius(4).Paint()
components.BeginSkeleton(canvas, theme, line3.Rect()).Radius(4).Paint()

avatar := f.Slot().Size(56, 56)
name := f.Slot().Size(172, 16)
handle := f.Slot().Size(118, 12)
body := f.Slot().Height(92)
components.BeginSkeleton(canvas, theme, avatar.Rect()).Circle().Paint()
components.BeginSkeleton(canvas, theme, name.Rect()).Paint()
components.BeginSkeleton(canvas, theme, handle.Rect()).Radius(4).Paint()
components.BeginSkeleton(canvas, theme, body.Rect()).Paint()

rows := [4]flex.Box{}
for index := range rows {
    rows[index] = f.Slot().Height(20)
}
for index, phase := range [...]float32{0, 0.25, 0.50, 0.75} {
    components.BeginSkeleton(canvas, theme, rows[index].Rect()).Radius(5).Phase(phase).Paint()
}