PlaceOnRectangle now uses MarchingAnts and has a new shift argument.

Author: photonstorm

v3/src/actions/PlaceOnRectangle.js

@@ -1,15 +1,32 @@
-var PerimeterPoint = require('../geom/rectangle/PerimeterPoint');
+var MarchingAnts = require('../geom/rectangle/MarchingAnts');
+var RotateLeft = require('../utils/array/RotateLeft');
+var RotateRight = require('../utils/array/RotateRight');
 
-var PlaceOnRectangle = function (items, rect)
+//  Place the items in the array around the perimeter of the given rectangle.
+
+//  Placement starts from the top-left of the rectangle, and proceeds in a
+//  clockwise direction. If the shift parameter is given you can offset where
+//  placement begins.
+
+var PlaceOnRectangle = function (items, rect, shift)
 {
-    var angle = 0;
-    var step = 360 / items.length;
+    if (shift === undefined) { shift = 0; }
 
-    for (var i = 0; i < items.length; i++)
+    var points = MarchingAnts(rect, false, items.length);
+
+    if (shift > 0)
     {
-        PerimeterPoint(rect, angle, items[i]);
+        RotateLeft(points, shift);
+    }
+    else if (shift < 0)
+    {
+        RotateRight(points, Math.abs(shift));
+    }
 
-        angle += step;
+    for (var i = 0; i < items.length; i++)
+    {
+        items[i].x = points[i].x;
+        items[i].y = points[i].y;
     }
 
     return items;

v3/src/checksum.js

@@ -1,4 +1,4 @@
 var CHECKSUM = {
-build: '2bdd4310-14b0-11e7-829e-c915fb3f8068'
+build: '237de9e0-14b5-11e7-9970-cb460f4880e6'
 };
 module.exports = CHECKSUM;

v3/src/gameobjects/layer/Layer.js

@@ -231,9 +231,9 @@ var Layer = new Class({
         return this;
     },
 
-    placeOnRectangle: function (rect)
+    placeOnRectangle: function (rect, shift)
     {
-        Actions.PlaceOnRectangle(this.children.entries, rect);
+        Actions.PlaceOnRectangle(this.children.entries, rect, shift);
 
         return this;
     },