Add egg logic and hatching screen (WiP) and end biome arena BG

src/ui/egg-hatch-scene-handler.ts

@@ -0,0 +1,41 @@
+import BattleScene, { Button } from "../battle-scene";
+import { Mode } from "./ui";
+import UiHandler from "./uiHandler";
+
+export default class EggHatchSceneHandler extends UiHandler {
+    public eggHatchContainer: Phaser.GameObjects.Container;
+
+    constructor(scene: BattleScene) {
+      super(scene, Mode.EGG_HATCH_SCENE);
+    }
+  
+    setup() {
+      this.eggHatchContainer = this.scene.add.container(0, -this.scene.game.canvas.height / 6);
+      this.scene.fieldUI.add(this.eggHatchContainer);
+
+      const eggLightraysAnimFrames = this.scene.anims.generateFrameNames('egg_lightrays', { start: 0, end: 3 });
+      this.scene.anims.create({
+        key: 'egg_lightrays',
+        frames: eggLightraysAnimFrames,
+        frameRate: 32
+      });
+    }
+
+    show(_args: any[]): void {
+      super.show(_args);
+      
+      this.scene.fieldUI.bringToTop(this.eggHatchContainer);
+    }
+  
+    processInput(button: Button): boolean {
+      return this.scene.ui.getMessageHandler().processInput(button);
+    }
+  
+    setCursor(_cursor: integer): boolean {
+      return false;
+    }
+
+    clear() {
+      this.eggHatchContainer.removeAll(true);
+    }
+  }

src/ui/evolution-scene-handler.ts

@@ -7,8 +7,6 @@ export default class EvolutionSceneHandler extends UiHandler {
     public canCancel: boolean;
     public cancelled: boolean;
 
-    private cleanupFunc: Function;
-
     constructor(scene: BattleScene) {
       super(scene, Mode.EVOLUTION_SCENE);
     }

src/ui/ui.ts

@@ -20,6 +20,7 @@ import AchvBar from './achv-bar';
 import MenuUiHandler from './menu-ui-handler';
 import AchvsUiHandler from './achvs-ui-handler';
 import OptionSelectUiHandler from './option-select-ui-handler';
+import EggHatchSceneHandler from './egg-hatch-scene-handler';
 
 export enum Mode {
   MESSAGE,
@@ -33,6 +34,7 @@ export enum Mode {
   BIOME_SELECT,
   STARTER_SELECT,
   EVOLUTION_SCENE,
+  EGG_HATCH_SCENE,
   CONFIRM,
   OPTION_SELECT,
   GAME_MODE_SELECT,
@@ -45,7 +47,8 @@ const transitionModes = [
   Mode.PARTY,
   Mode.SUMMARY,
   Mode.STARTER_SELECT,
-  Mode.EVOLUTION_SCENE
+  Mode.EVOLUTION_SCENE,
+  Mode.EGG_HATCH_SCENE
 ];
 
 const noTransitionModes = [
@@ -87,6 +90,7 @@ export default class UI extends Phaser.GameObjects.Container {
       new BiomeSelectUiHandler(scene),
       new StarterSelectUiHandler(scene),
       new EvolutionSceneHandler(scene),
+      new EggHatchSceneHandler(scene),
       new ConfirmUiHandler(scene),
       new OptionSelectUiHandler(scene),
       new GameModeSelectUiHandler(scene),