Add startCenter and startCoordinate to ol.control.Drag

2012-07-18 23:57:49 +02:00
parent 82b8a46752
commit 4299cf4fae
1 changed files with 12 additions and 0 deletions
--- a/src/ol/control/drag.js
+++ b/src/ol/control/drag.js
@@ -44,6 +44,16 @@ ol.control.Drag = function() {
   */
  this.offsetY = 0;

+  /**
+   * @type {goog.math.Coordinate}
+   */
+  this.startCenter = null;
+
+  /**
+   * @type {goog.math.Coordinate}
+   */
+  this.startCoordinate = null;
+
 };
 goog.inherits(ol.control.Drag, ol.Control);

@@ -97,6 +107,8 @@ ol.control.Drag.prototype.handleMapBrowserEvent = function(event) {
      this.startY = browserEventObject.offsetY;
      this.deltaX = 0;
      this.deltaY = 0;
+      this.startCenter = event.map.getCenter();
+      this.startCoordinate = event.getCoordinate();
      if (this.handleDragStart(event)) {
        this.dragging_ = true;
        event.preventDefault();