func (s *SceneSwitcherSystem) Update(e *ecs.Entity, dt float32) {
s.secondsWaited += dt
if float64(s.secondsWaited) > s.WaitTime.Seconds() {
s.secondsWaited = 0
// Change the world to s.NextScene, and don't override / force World re-creation
engi.SetSceneByName(s.NextScene, false)
fmt.Println("Switched to", s.NextScene)
}
}
func (m *Menu) New(w *ecs.World) {
m.System = ecs.NewSystem()
m.World = w
specificLevel := &MenuItem{Text: "Play specific level ..."}
callbackGenerator := func(l *Level) func() {
msg := MazeMessage{LevelName: l.Name}
return func() {
engi.SetSceneByName("BCIGame", true)
engi.Mailbox.Dispatch(msg)
}
}
specificLevel.Callback = func() {
specificLevel.SubItems = make([]*MenuItem, 0)
for _, l := range ActiveMazeSystem.levels {
specificLevel.SubItems = append(specificLevel.SubItems, &MenuItem{Text: l.Name,
Callback: callbackGenerator(&l)})
}
}
e := ecs.NewEntity([]string{m.Type()})
m.AddEntity(e)
m.items = []*MenuItem{
{Text: "Random Level", Callback: func() {
engi.SetSceneByName("BCIGame", true)
}},
specificLevel,
{Text: "Start Experiment", Callback: func() {
engi.SetSceneByName("BCIGame", true)
var msg MazeMessage
if rand.Intn(2) == 0 {
msg.Sequence = SequenceAscending
} else {
msg.Sequence = SequenceDescending
}
engi.Mailbox.Dispatch(msg)
}},
{Text: "Calibrate", Callback: func() {
engi.SetSceneByName("CalibrateScene", false)
}},
{Text: "Exit", Callback: func() {
engi.Exit()
}},
}
// TODO: handle resizing of window
menuWidth := (engi.Width() - 2*menuPadding)
m.focusBackground = helpers.GenerateSquareComonent(
MenuColorItemBackgroundFocus, MenuColorItemBackgroundFocus,
menuWidth-2*menuItemPadding, menuItemHeight,
engi.HUDGround+2,
)
m.defaultBackground = helpers.GenerateSquareComonent(
MenuColorItemBackground, MenuColorItemBackground,
menuWidth-2*menuItemPadding, menuItemHeight,
engi.HUDGround+2,
)
m.openMenu()
}
func (m *MenuListener) Update(entity *ecs.Entity, dt float32) {
if engi.Keys.Get(engi.Escape).JustPressed() {
previousScene = engi.CurrentScene()
engi.SetSceneByName("MenuScene", true)
}
}