43 lines
1.3 KiB
JavaScript
43 lines
1.3 KiB
JavaScript
import { SourceCell } from "./SourceCell";
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/**
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* Represents a single cell in a WfcGrid
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*/
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export class WfcCell {
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/**
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* @constructor
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* @param {number} i index in the cell-array of this cell
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* @param {number} x x-coordinate of cell
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* @param {number} y y-coordinate of cell
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* @param {SourceCell[]} options - A list of source cells that could potentially live here.
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*/
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constructor(i, x, y, options) {
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if (!options.length) {
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console.warn("Bad >>options<< arg in WfcCell constructor. Must not be empty.", options);
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throw Error("Bad >>options<< arg in WfcCell constructor. Must not be empty.", options);
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}
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if (!(options[0] instanceof SourceCell)) {
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console.warn("Bad >>options<< arg in WfcCell constructor. Must be array of WfcCells, but wasn't.", options);
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throw Error("Bad >>options<< arg in WfcCell constructor. Must be array of WfcCells, but wasn't.", options);
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}
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this.i = i;
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this.x = x;
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this.y = y;
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this.options = options;
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}
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getEntropy() {
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return this.options.length;
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}
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get lockedIn() {
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return this.options.length === 1;
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}
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get value() {
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return this.options.length === 1 ? this.options[0].value : 0;
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}
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}
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