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This commit is contained in:
Maciej Caderek
2022-03-08 05:28:08 +01:00
parent 24358c1fdd
commit 642b9b47a0
3 changed files with 18 additions and 54 deletions
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27
src/board/loaders/PiecesCache.ts
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@@ -2,24 +2,33 @@ import { PieceType, PieceColor, Piece } from "../../types";
import piecesSets from "../styles-pieces";
import loadImage from "./loadImage";
const images: Map<string, HTMLImageElement> = new Map();
let style: keyof typeof piecesSets | null = null;
let piecesImages: Map<string, HTMLImageElement> = new Map();
const PiecesCache = {
async load(piecesSetName: keyof typeof piecesSets) {
await Promise.all(
Object.entries(piecesSets[piecesSetName]).map(([key, src]) => {
return loadImage(src).then((img) => {
piecesImages.set(key, img);
});
})
);
},
async get(
piecesSetName: keyof typeof piecesSets,
pieceName: PieceType,
pieceColor: PieceColor
) {
const piece = `${pieceName}${pieceColor}` as Piece;
const key = `${piecesSetName}_${piece}`;
if (!images.has(key)) {
const pieceSrc = piecesSets[piecesSetName][piece];
const img = await loadImage(pieceSrc);
images.set(key, img);
if (style !== piecesSetName) {
await this.load(piecesSetName);
style = piecesSetName;
}
return images.get(key) as HTMLImageElement;
const piece = `${pieceName}${pieceColor}` as Piece;
return piecesImages.get(piece) as HTMLImageElement;
},
};