vyyy

frontend/WfcCell.js

@@ -0,0 +1,50 @@
+import { TrainingCell } from "./TrainingCell";
+
+/**
+ * Represents a single cell in a WfcGrid
+ */
+export class WfcCell {
+    /**
+     * @constructor
+     * @param {number} i index in the cell-array of this cell
+     * @param {number} x x-coordinate of cell
+     * @param {number} y y-coordinate of cell
+     * @param {TrainingCell[]} options - A list of training cells that could potentially live here.
+     */
+    constructor(i, x, y, options) {
+        if (!options.length) {
+            console.log("Bad >>options<< arg in WfcCell constructor. Must not be empty.", options);
+            throw Error("Bad >>options<< arg in WfcCell constructor. Must not be empty.", options);
+        }
+
+        if (!(options[0] instanceof TrainingCell)) {
+            console.log("Bad >>options<< arg in WfcCell constructor. Must be array of WfcCells, but wasn't.", options);
+            throw Error("Bad >>options<< arg in WfcCell constructor. Must be array of WfcCells, but wasn't.", options);
+        }
+
+        this.i = i;
+        this.x = x;
+        this.y = y;
+        this.options = options;
+    }
+
+    getEntropy() {
+        const result = this.options.length;
+        return result;
+    }
+
+    get lockedIn() {
+        return this.getEntropy() === 1;
+    }
+
+    get valid() {
+        return this.options.length > 0;
+    }
+
+    get value() {
+        if (this.options[0] === undefined) {
+            throw new Error("Bad! I do not have any options, and therefore no color");
+        }
+        return this.options[0].value;
+    }
+}