Implement more flexible handling of entities and collidables

1 files changed, 45 insertions, 0 deletions

diff --git a/src/controller/entitycontext.ts b/src/controller/entitycontext.ts
new file mode 100644
index 0000000..c11c698
--- /dev/null
+++ b/src/controller/entitycontext.ts
@@ -0,0 +1,45 @@
+import { EntityData } from '../model/data/entity';
+
+import { loadEntity } from '../view/entity';
+import { Renderer } from '../view/renderer/renderer';
+import { SpriteView } from '../view/sprite';
+
+import { Collidable } from '../math/collision';
+
+import { getJSON } from '../util';
+import { CollidableGroup, mkCollision } from './collision';
+
+import { vec2 } from 'gl-matrix';
+
+export class EntityContext implements CollidableGroup {
+	public static async load(renderer: Renderer, name: string): Promise<EntityContext> {
+		const entity = new EntityData(await getJSON(`resources/entity/${name}.json`));
+
+		return new EntityContext(
+			renderer,
+			await loadEntity(renderer, entity),
+			mkCollision(entity.collision),
+		);
+	}
+
+	public readonly pos: vec2 = vec2.create();
+
+	private constructor(
+		private readonly renderer: Renderer,
+		private readonly view: SpriteView,
+		public readonly collision: Collidable[],
+	) {}
+
+	public render() {
+		this.renderer.setTranslation(this.pos);
+		this.view.render();
+	}
+
+	public getTranslation(): vec2 {
+		return this.pos;
+	}
+
+	public getCollidables(): Collidable[] {
+		return this.collision;
+	}
+}