Add MapView class with common render() method

1 files changed, 16 insertions, 5 deletions

diff --git a/src/view/map.ts b/src/view/map.ts
index f5d6eba..4e7fb20 100644
--- a/src/view/map.ts
+++ b/src/view/map.ts
@@ -2,7 +2,7 @@ import { Renderer } from './renderer/renderer';
 import { SpriteCoords, SpriteView, SpriteViewBuilder } from './sprite';
 import { loadImage, mkTexture } from './util/image';
 
-import { MapData, MapLayer } from '../model/data/map';
+import { MapData } from '../model/data/map';
 
 import { nextPowerOf2 } from '../util';
 
@@ -68,9 +68,20 @@ function buildMapLayer(r: Renderer, tileset: Tileset, layer: number[][]): Sprite
 	return builder.build();
 }
 
-export async function loadMap(r: Renderer, map: MapData): Promise<SpriteView[]> {
-	const tiles = await loadTiles(map.tiles);
-	const tileset = mkTileset(r, tiles);
+export class MapView {
+	public static async load(r: Renderer, map: MapData): Promise<MapView> {
+		const tiles = await loadTiles(map.tiles);
+		const tileset = mkTileset(r, tiles);
 
-	return map.layers.map((layer) => buildMapLayer(r, tileset, layer.tiles));
+		const layers = map.layers.map((layer) => buildMapLayer(r, tileset, layer.tiles));
+		return new MapView(layers);
+	}
+
+	private constructor(private layers: SpriteView[]) {
+	}
+
+	public render(time: number) {
+		for (const layer of this.layers)
+			layer.render();
+	}
 }