[add] Added LobbyWorld.

src/sj/Game.d

@@ -2,6 +2,8 @@
 module sj.Game;
 
 import sj.AbstractGame,
+       sj.LobbyWorld,
+       sj.ProgramSet,
        sj.TitleScene;
 
 ///
@@ -9,12 +11,28 @@ class Game : AbstractGame {
  public:
   ///
   this() {
-    title_ = new TitleScene;
-    title_.Initialize(title_);  // TODO: specify proper next scene
+    programs_ = new ProgramSet;
+
+    lobby_ = new LobbyWorld(programs_);
+
+    title_ = new TitleScene(lobby_);
+    title_.SetupSceneDependency(title_);  // TODO: specify proper next scene
 
     super(title_);
   }
 
+  ~this() {
+    title_.destroy();
+
+    lobby_.destroy();
+
+    programs_.destroy();
+  }
+
  private:
+  ProgramSet programs_;
+
+  LobbyWorld lobby_;
+
   TitleScene title_;
 }

src/sj/LobbyWorld.d

@@ -0,0 +1,28 @@
+/// License: MIT
+module sj.LobbyWorld;
+
+import sjplayer.Background;
+
+import sj.ProgramSet;
+
+///
+class LobbyWorld {
+ public:
+  ///
+  this(ProgramSet programs) {
+    background_ = new Background(programs.forPlayers.Get!BackgroundProgram);
+  }
+
+  ///
+  void Draw() {
+    background_.Draw();
+  }
+
+  ///
+  @property Background background() {
+    return background_;
+  }
+
+ private:
+  Background background_;
+}

src/sj/ProgramSet.d

@@ -0,0 +1,24 @@
+/// License: MIT
+module sj.ProgramSet;
+
+static import sjplayer = sjplayer.ProgramSet;
+
+///
+class ProgramSet {
+ public:
+  ///
+  this() {
+    for_players_ = new sjplayer.ProgramSet;
+  }
+  ~this() {
+    for_players_.destroy();
+  }
+
+  ///
+  @property sjplayer.ProgramSet forPlayers() {
+    return for_players_;
+  }
+
+ private:
+  sjplayer.ProgramSet for_players_;
+}

src/sj/TitleScene.d

@@ -3,25 +3,35 @@ module sj.TitleScene;
 
 import sj.AbstractScene,
        sj.KeyInput,
+       sj.LobbyWorld,
        sj.SceneInterface;
 
 ///
 class TitleScene : AbstractScene {
  public:
   ///
-  this() {
+  this(LobbyWorld lobby) {
+    lobby_ = lobby;
+
+    // TODO: test
+    import gl4d;
+    lobby_.background.outer_color = vec4(0.8, 0.8, 0.8, 1);
+    lobby_.background.inner_color = vec4(1, 1, 1, 1);
   }
 
   ///
-  void Initialize(SceneInterface next_scene) {
+  void SetupSceneDependency(SceneInterface next_scene) {
     next_scene_ = next_scene;
   }
 
   override void Update(KeyInput input) {
   }
   override void Draw() {
+    lobby_.Draw();
   }
 
  private:
   SceneInterface next_scene_;
+
+  LobbyWorld lobby_;
 }