From a8d07a790395e14fe7aedd3ba638db466f9c0842 Mon Sep 17 00:00:00 2001
From: Elizabeth Hunt <elizabeth.hunt@simponic.xyz>
Date: Fri, 1 Mar 2024 18:56:58 -0700
Subject: boundingbox + draw player

---
 src/engine/TheAbstractionEngine.ts | 42 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/engine/TheAbstractionEngine.ts

(limited to 'src/engine/TheAbstractionEngine.ts')

diff --git a/src/engine/TheAbstractionEngine.ts b/src/engine/TheAbstractionEngine.ts
new file mode 100644
index 0000000..e720293
--- /dev/null
+++ b/src/engine/TheAbstractionEngine.ts
@@ -0,0 +1,42 @@
+import { Game } from ".";
+import { loadAssets } from "./config";
+import { Player } from "./entities";
+import { Render } from "./systems";
+
+export class TheAbstractionEngine {
+  private game: Game;
+  private ctx: CanvasRenderingContext2D;
+  private animationFrameId: number | null;
+
+  constructor(game: Game, ctx: CanvasRenderingContext2D) {
+    this.game = game;
+    this.ctx = ctx;
+    this.animationFrameId = null;
+  }
+
+  public async init() {
+    await loadAssets();
+
+    [new Render(this.ctx)].forEach((system) => this.game.addSystem(system));
+
+    const player = new Player();
+    this.game.addEntity(player);
+  }
+
+  public play() {
+    this.game.start();
+
+    const loop = (timestamp: number) => {
+      this.game.doGameLoop(timestamp);
+      this.animationFrameId = requestAnimationFrame(loop); // tail call recursion! /s
+    };
+    this.animationFrameId = requestAnimationFrame(loop);
+  }
+
+  public stop() {
+    if (this.animationFrameId) {
+      cancelAnimationFrame(this.animationFrameId);
+      this.animationFrameId = null;
+    }
+  }
+}
-- 
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