Wrap size and reverse properties to recompute paddings

getmillipede · Aug 1, 2015 · 533334e · 533334e
1 parent 027c30e
commit 533334e
Showing 1 changed file with 40 additions and 2 deletions.
diff --git a/lib/millipede.js b/lib/millipede.js
@@ -35,9 +35,42 @@ function Millipede(size, options) {
     this.left = options.left || 0;
 
     this.validate();
-    this._computePadding();
 }
 
+/**
+ * Size of the `Millipede`
+ *
+ * @return {Number} representing the size of the `Millipede`
+ * @public
+ */
+
+Object.defineProperty(Millipede.prototype, 'size', {
+    get: function () {
+        return this._size;
+    },
+    set: function (value) {
+        this._size = value;
+        this._computePadding();
+    }
+});
+
+/**
+ * Direction of the `Millipede`
+ *
+ * @return {Boolean} representing the direction of the `Millipede`
+ * @public
+ */
+
+Object.defineProperty(Millipede.prototype, 'reverse', {
+    get: function () {
+        return this._reverse;
+    },
+    set: function (value) {
+        this._reverse = !!value;
+        this._computePadding();
+    }
+});
+
 /**
  * Compute used padding
  *
@@ -48,7 +81,12 @@ Millipede.prototype._computePadding = function () {
     this._P = PADDING;
 
     if (this.size < PADDING.length) {
-        this._P = PADDING.slice(0, this.size);
+        if (this.reverse) {
+            this._P = PADDING.slice(PADDING.length - this.size);
+        }
+        else {
+            this._P = PADDING.slice(0, this.size);
+        }
     }
 
     this._PL = this._P.length;