[Timelines] Change namespacing for directives

WTD-1239

platform/features/timeline/src/directives/MCTSwimlaneDrag.js

@@ -0,0 +1,47 @@
+/*global define*/
+
+define(
+    ['./SwimlaneDragConstants'],
+    function (SwimlaneDragConstants) {
+        "use strict";
+
+        /**
+         * Defines the `mct-swimlane-drag` directive. When a drag is initiated
+         * form an element with this attribute, the swimlane being dragged
+         * (identified by the value of this attribute, as an Angular expression)
+         * will be exported to the `dndService` as part of the active drag-drop
+         * state.
+         * @param {DndService} dndService drag-and-drop service
+         */
+        function MCTSwimlaneDrag(dndService) {
+            function link(scope, element, attrs) {
+                // Look up the swimlane from the provided expression
+                function swimlane() {
+                    return scope.$eval(attrs.mctSwimlaneDrag);
+                }
+                // When drag starts, publish via dndService
+                element.on('dragstart', function () {
+                    dndService.setData(
+                        SwimlaneDragConstants.TIMELINE_SWIMLANE_DRAG_TYPE,
+                        swimlane()
+                    );
+                });
+                // When drag ends, clear via dndService
+                element.on('dragend', function () {
+                    dndService.removeData(
+                        SwimlaneDragConstants.TIMELINE_SWIMLANE_DRAG_TYPE
+                    );
+                });
+            }
+
+            return {
+                // Applies to attributes
+                restrict: "A",
+                // Link using above function
+                link: link
+            };
+        }
+
+        return MCTSwimlaneDrag;
+    }
+);