Implement more flexible handling of entities and collidables

src/model/data/collision.ts

@@ -0,0 +1,6 @@
+export interface CollisionPolygon {
+	readonly type: 'polygon';
+	readonly vertices: Array<[number, number]>;
+}
+
+export type Collision = CollisionPolygon;

src/model/data/entity.ts

@@ -0,0 +1,19 @@
+import { Collision } from './collision';
+
+export interface EntityDataInput {
+	readonly sprite: string;
+	readonly anchor?: [number, number];
+	readonly collision?: Collision[];
+}
+
+export class EntityData {
+	public readonly sprite: string;
+	public readonly anchor: [number, number];
+	public readonly collision: Collision[];
+
+	constructor(input: EntityDataInput) {
+		this.sprite = input.sprite;
+		this.anchor = input.anchor || [0.5, 0.5];
+		this.collision = input.collision || [];
+	}
+}

src/model/data/map.ts

@@ -1,11 +1,6 @@
-export interface CollisionPolygon {
-	readonly type: 'polygon';
-	readonly vertices: Array<[number, number]>;
-}
+import { Collision } from './collision';
 
-export type Collision = CollisionPolygon;
-
-export interface Input {
+export interface MapDataInput {
 	readonly tiles: string[];
 	readonly layers: number[][][];
 	readonly collision: Collision[];
@@ -19,7 +14,7 @@ export class MapData {
 	public readonly width: number;
 	public readonly height: number;
 
-	constructor(data: Input) {
+	constructor(data: MapDataInput) {
 		this.tiles = data.tiles;
 		this.layers = data.layers;
 		this.collision = data.collision;