新增ninja adventure例子

demo/src/Scenes/Ninja Adventure/Ninja.ts

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+module samples {
+    import SpriteAnimator = es.SpriteAnimator;
+    import Mover = es.Mover;
+
+    export class Ninja extends es.Component {
+        public _animator: SpriteAnimator;
+
+        public _mover: Mover;
+
+        public onAddedToEntity(): void {
+            let characterPng = RandomUtils.randint(1, 6);
+            this.entity.scene.content.loadRes(`${characterPng}_png`).then(texture => {
+                let sprites = es.Sprite.spritesFromAtlas(texture, 16, 16);
+
+                this._mover = this.entity.addComponent(new Mover());
+                this._animator = this.entity.addComponent(new SpriteAnimator());
+
+                this._animator.addAnimation("walkLeft", new es.SpriteAnimation([
+                    sprites[2],
+                    sprites[6],
+                    sprites[10],
+                    sprites[14]
+                ], 4));
+
+                this._animator.addAnimation("walkRight", new es.SpriteAnimation([
+                    sprites[3],
+                    sprites[7],
+                    sprites[11],
+                    sprites[15]
+                ], 4));
+
+                this._animator.addAnimation("walkDown", new es.SpriteAnimation([
+                    sprites[0],
+                    sprites[4],
+                    sprites[8],
+                    sprites[12]
+                ], 4));
+
+                this._animator.addAnimation("walkUp", new es.SpriteAnimation([
+                    sprites[1],
+                    sprites[5],
+                    sprites[9],
+                    sprites[13]
+                ], 4));
+
+                this._animator.play("walkDown");
+            });
+        }
+    }
+}

demo/src/Scenes/Ninja Adventure/NinjaAdventureScene.ts

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+module samples {
+    import CircleCollider = es.CircleCollider;
+    import Flags = es.Flags;
+    import SpriteRenderer = es.SpriteRenderer;
+
+    export class NinjaAdventureScene extends SampleScene {
+        constructor() {
+            super(true, true);
+        }
+
+        public initialize(): void {
+            super.initialize();
+
+            let playerEntity = this.createEntity("player");
+            playerEntity.position = new es.Vector2(256, 224);
+            playerEntity.addComponent(new Ninja());
+            let collider = playerEntity.addComponent(new CircleCollider());
+
+            // 我们只希望与默认图层0上的组件发生冲突
+            Flags.setFlagExclusive(collider.collidesWithLayers, 0);
+            // 移动到第1层 保证自己的图层不会如果增加攻击方式则不会攻击到自身
+            Flags.setFlagExclusive(collider.physicsLayer, 1);
+
+            this.content.loadRes("moon_png").then(moonTexture => {
+                let moonEntity = this.createEntity("moon");
+                moonEntity.position = new es.Vector2(412, 460);
+                moonEntity.addComponent(new SpriteRenderer(moonTexture));
+                moonEntity.addComponent(new CircleCollider());
+            });
+        }
+    }
+}