Simplify director example

Author: Joel Schutz

examples/director/main.go

@@ -24,10 +24,10 @@ const (
 )
 
 type BaseScene struct {
-	bounds    image.Rectangle
-	count     State
-	Condition State
-	sm        *stagehand.SceneDirector[State]
+	bounds image.Rectangle
+	count  State
+	active bool
+	sm     *stagehand.SceneDirector[State]
 }
 
 func (s *BaseScene) Layout(w, h int) (int, int) {
@@ -37,10 +37,12 @@ func (s *BaseScene) Layout(w, h int) (int, int) {
 
 func (s *BaseScene) Load(st State, sm stagehand.SceneController[State]) {
 	s.count = st
+	s.active = true
 	s.sm = sm.(*stagehand.SceneDirector[State])
 }
 
 func (s *BaseScene) Unload() State {
+	s.active = false
 	return s.count
 }
 
@@ -52,15 +54,15 @@ func (s *FirstScene) Update() error {
 	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonLeft) {
 		s.count++
 	}
-	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonRight) && s.count == s.Condition {
+	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonRight) && s.active {
 		s.sm.ProcessTrigger(Trigger)
 	}
 	return nil
 }
 
 func (s *FirstScene) Draw(screen *ebiten.Image) {
 	screen.Fill(color.RGBA{255, 0, 0, 255}) // Fill Red
-	ebitenutil.DebugPrintAt(screen, fmt.Sprintf("Count: %v, WindowSize: %s\nCan Switch? %v", s.count, s.bounds.Max, s.count == s.Condition), s.bounds.Dx()/2, s.bounds.Dy()/2)
+	ebitenutil.DebugPrintAt(screen, fmt.Sprintf("Count: %v, WindowSize: %s\nActive? %v", s.count, s.bounds.Max, s.active), s.bounds.Dx()/2, s.bounds.Dy()/2)
 }
 
 type SecondScene struct {
@@ -71,15 +73,15 @@ func (s *SecondScene) Update() error {
 	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonLeft) {
 		s.count--
 	}
-	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonRight) && s.count <= s.Condition {
+	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonRight) && s.active {
 		s.sm.ProcessTrigger(Trigger)
 	}
 	return nil
 }
 
 func (s *SecondScene) Draw(screen *ebiten.Image) {
 	screen.Fill(color.RGBA{0, 0, 255, 255}) // Fill Blue
-	ebitenutil.DebugPrintAt(screen, fmt.Sprintf("Count: %v, WindowSize: %s\nCan Switch? %v", s.count, s.bounds.Max, s.count <= s.Condition), s.bounds.Dx()/2, s.bounds.Dy()/2)
+	ebitenutil.DebugPrintAt(screen, fmt.Sprintf("Count: %v, WindowSize: %s\nActive? %v", s.count, s.bounds.Max, s.active), s.bounds.Dx()/2, s.bounds.Dy()/2)
 }
 
 type ThirdScene struct {
@@ -90,15 +92,15 @@ func (s *ThirdScene) Update() error {
 	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonLeft) {
 		s.count++
 	}
-	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonRight) && s.count >= s.Condition {
+	if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonRight) && s.active {
 		s.sm.ProcessTrigger(Trigger)
 	}
 	return nil
 }
 
 func (s *ThirdScene) Draw(screen *ebiten.Image) {
 	screen.Fill(color.RGBA{0, 255, 0, 255}) // Fill Green
-	ebitenutil.DebugPrintAt(screen, fmt.Sprintf("Count: %v, WindowSize: %s\nCan Switch? %v", s.count, s.bounds.Max, s.count >= s.Condition), s.bounds.Dx()/2, s.bounds.Dy()/2)
+	ebitenutil.DebugPrintAt(screen, fmt.Sprintf("Count: %v, WindowSize: %s\nActive? %v", s.count, s.bounds.Max, s.active), s.bounds.Dx()/2, s.bounds.Dy()/2)
 }
 
 func main() {
@@ -108,9 +110,9 @@ func main() {
 
 	state := State(10)
 
-	s1 := &FirstScene{BaseScene{Condition: 10}}
-	s2 := &SecondScene{BaseScene{Condition: 5}}
-	s3 := &ThirdScene{BaseScene{Condition: 15}}
+	s1 := &FirstScene{}
+	s2 := &SecondScene{}
+	s3 := &ThirdScene{}
 	trans := stagehand.NewSlideTransition[State](stagehand.BottomToTop, 0.02)
 	trans2 := stagehand.NewSlideTransition[State](stagehand.TopToBottom, 0.02)
 	trans3 := stagehand.NewSlideTransition[State](stagehand.LeftToRight, 0.02)