From da3e93a942f7e01d3d26b48d403ba091667d1404 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Wed, 31 Oct 2018 14:40:20 +0100
Subject: view: more refactoring

---
 src/view/MapLoader.ts  | 31 ++-----------------------------
 src/view/util/image.ts | 29 +++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+), 29 deletions(-)
 create mode 100644 src/view/util/image.ts

(limited to 'src')

diff --git a/src/view/MapLoader.ts b/src/view/MapLoader.ts
index a35eeec..c3504e3 100644
--- a/src/view/MapLoader.ts
+++ b/src/view/MapLoader.ts
@@ -1,4 +1,5 @@
-import { mapValues, mapValuesAsync, nextPowerOf2 } from '../util';
+import { loadImages, mkTexture } from 'util/image';
+import { mapValues, nextPowerOf2 } from '../util';
 
 import { TileCoords } from './tile';
 
@@ -11,38 +12,10 @@ export interface TileMap {
 	tiles: Map<string, TileCoords>;
 }
 
-function loadImage(url: string): Promise<HTMLImageElement> {
-	return new Promise((resolve, reject) => {
-		const img = new Image();
-		img.addEventListener('load', () => { resolve(img); });
-		img.addEventListener('error', () => { reject(Error('failed to load ' + url)); });
-		img.src = url;
-	});
-}
-
-function loadImages(urls: Map<string, string>): Promise<Map<string, HTMLImageElement>> {
-	return mapValuesAsync(loadImage, urls);
-}
-
 function loadTiles(tiles: Map<string, string>): Promise<Map<string, HTMLImageElement>> {
 	return loadImages(mapValues((t) => `resources/sprite/tile/${t}.png`, tiles));
 }
 
-function mkTexture(gl: WebGLRenderingContext, src: HTMLCanvasElement|HTMLImageElement): WebGLTexture {
-	const texture = gl.createTexture();
-	if (!texture)
-		throw new Error('unable to create texture');
-
-	gl.bindTexture(gl.TEXTURE_2D, texture);
-	gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, src);
-	gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
-	gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
-	gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
-	gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
-
-	return texture;
-}
-
 function mkTileMap(
 	gl: WebGLRenderingContext,
 	tiles: Map<string, HTMLImageElement>,
diff --git a/src/view/util/image.ts b/src/view/util/image.ts
new file mode 100644
index 0000000..50debde
--- /dev/null
+++ b/src/view/util/image.ts
@@ -0,0 +1,29 @@
+import { mapValuesAsync } from '../../util';
+
+export function loadImage(url: string): Promise<HTMLImageElement> {
+	return new Promise((resolve, reject) => {
+		const img = new Image();
+		img.addEventListener('load', () => { resolve(img); });
+		img.addEventListener('error', () => { reject(new Error('failed to load ' + url)); });
+		img.src = url;
+	});
+}
+
+export function loadImages(urls: Map<string, string>): Promise<Map<string, HTMLImageElement>> {
+	return mapValuesAsync(loadImage, urls);
+}
+
+export function mkTexture(gl: WebGLRenderingContext, src: HTMLCanvasElement|HTMLImageElement): WebGLTexture {
+	const texture = gl.createTexture();
+	if (!texture)
+		throw new Error('unable to create texture');
+
+	gl.bindTexture(gl.TEXTURE_2D, texture);
+	gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, src);
+	gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
+	gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
+	gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
+	gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
+
+	return texture;
+}
-- 
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