Added new scene event type: LOAD. Added dimension setter.

manager.go

@@ -19,7 +19,7 @@ type Area struct {
 type GameInfo struct {
 	Name       string
 	Version    string
-	Dimension Area
+	Dimensions Area
 }
 
 type Manager struct {
@@ -37,7 +37,7 @@ func NewManager() Manager {
 		Info: GameInfo{
 			Name:    "groovy",
 			Version: "1.0",
-			Dimension: Area{
+			Dimensions: Area{
 				Width:  defaultWidth,
 				Height: defaultHeight,
 			},
@@ -70,12 +70,13 @@ func (m *Manager) Draw(screen *ebiten.Image) {
 
 // ebitengine proxy for layout
 func (m *Manager) Layout(outsideWidth, outsideHeight int) (screenWidth, screenHeight int) {
-	return m.Info.Dimension.Width, m.Info.Dimension.Height
+	return m.Info.Dimensions.Width, m.Info.Dimensions.Height
 }
 
 // appends scene to the managed scenes
 func (m *Manager) AddScene(s Scene) {
 	setDefaultHandlers(m, s)
+	s.SetDimensions(m.Info.Dimensions)
 	m.scenes = append(m.scenes, s)
 }
 
@@ -110,6 +111,7 @@ func (m *Manager) SetCurrentScene(sceneId uint) {
 	}
 	m.currentSceneId = sceneId
 	m.currentScene = m.scenes[sceneId]
+	m.nextSceneId = m.currentSceneId + 1
 }
 
 // handle scene transition
@@ -124,10 +126,14 @@ func (m *Manager) SetNextScene(sceneId uint) {
 
 // sets sene dimensions
 func (m *Manager) SetDimensions(a Area) {
-	m.Info.Dimension = a
+	m.Info.Dimensions = a
 }
 
 // report number of total scenes
 func (m *Manager) SceneCount() uint {
 	return uint(len(m.scenes))
 }
+
+func (m *Manager) GetScene(sceneId uint) Scene {
+	return m.scenes[sceneId]
+}

scene.go

@@ -7,6 +7,7 @@ type SceneEvent int64
 const (
 	NOOP      SceneEvent = 0
 	RESET     SceneEvent = 1 // reset to initial scene
+	LOAD      SceneEvent = 2
 	RELOAD    SceneEvent = 3 // reload current scene
 	COMPLETED SceneEvent = 4 // current scene has completed
 	ENDGAME   SceneEvent = 5 // shutdown all scenes
@@ -16,4 +17,5 @@ type Scene interface {
 	Update() error
 	Draw(screen *ebiten.Image)
 	SetEventHandler(e SceneEvent, f func())
+	SetDimensions(a Area)
 }