Improve Paperoids example.

examples/Games/Paperoids.html

@@ -245,31 +245,8 @@
 	var Bullets = new function() {
 		var group = new Group();
 		var children = group.children;
-		return {
-			fire: function(position, angle) {
-				if (children.length > 4) return; 
-				var bullet = new Path.Circle(position, 0.5);
-				bullet.fillColor = 'white';
-				bullet.strokeWidth = 0;
-				bullet.data = {
-					vector: new Point({
-						angle: angle,
-						length: 10
-					}),
-					timeToDie: 58
-				};
-				bullet.position += bullet.data.vector;
-				group.addChild(bullet);
-			},
-			move: function() {
-				// check for bullet hit
-				for (var i = 0; i < children.length; i++) {
-					var bullet = children[i];
-					bullet.data.timeToDie--;
-					if (bullet.data.timeToDie < 1) {
-						bullet.remove();
-					} else {
-						bullet.position += bullet.data.vector;
+
+		function checkHits(bullet) {
 			for (var r = 0; r < Rocks.children.length; r++) {
 				var rock = Rocks.children[r];
 				if (rock.bounds.contains(bullet.position) ) {
@@ -284,6 +261,39 @@
 					bullet.remove();
 				}
 			}
+		}
+
+		return {
+			fire: function(position, angle) {
+				// We can only fire 5 bullets at a time:
+				if (children.length == 5)
+					return;
+				var vector = new Point({
+					angle: angle,
+					length: 10
+				});
+				var bullet = new Path.Circle({
+					center: position + vector,
+					radius: 0.5,
+					parent: group,
+					fillColor: 'white',
+					strokeWidth: 'white',
+					strokeWidth: 0,
+					data: {
+						vector: vector,
+						timeToDie: 58
+					}
+				});
+			},
+			move: function() {
+				for (var i = 0; i < children.length; i++) {
+					var bullet = children[i];
+					bullet.data.timeToDie--;
+					if (bullet.data.timeToDie < 1) {
+						bullet.remove();
+					} else {
+						bullet.position += bullet.data.vector;
+						checkHits(bullet);
 						keepInView(bullet);
 					}
 				}