sointu/go4k/tracker/layout.go
Matias Lahti 5e45e4f1f4 feat(tracker): hook up audio to tracker, we have liftoff
audio still a bit crackly; should probably decouple actual row ticking and rendering of audio (but how does that work with tempo ops?)

sequencer goroutine is a bit weird, too, should rethink
2020-11-08 04:17:21 +02:00

38 lines
951 B
Go

package tracker
import (
"gioui.org/layout"
)
func (t *Tracker) Layout(gtx layout.Context) {
layout.Flex{Axis: layout.Vertical}.Layout(gtx,
layout.Rigid(t.layoutControls),
layout.Flexed(1, Lowered(t.layoutTracker)),
)
}
func (t *Tracker) layoutTracker(gtx layout.Context) layout.Dimensions {
flexTracks := make([]layout.FlexChild, len(t.song.Tracks))
for i, trk := range t.song.Tracks {
flexTracks[i] = layout.Rigid(Lowered(t.layoutTrack(
t.song.Patterns[trk.Sequence[t.DisplayPattern]],
t.ActiveTrack == i,
t.CursorRow,
t.CursorColumn,
int(t.PlayRow),
)))
}
return layout.Flex{Axis: layout.Horizontal}.Layout(gtx,
flexTracks...,
)
}
func (t *Tracker) layoutControls(gtx layout.Context) layout.Dimensions {
gtx.Constraints.Min.Y = 400
gtx.Constraints.Max.Y = 400
return layout.Stack{Alignment: layout.NW}.Layout(gtx,
layout.Expanded(t.QuitButton.Layout),
layout.Stacked(Raised(Label("Hello", white))),
)
}