s/ol3/ol/

2012-09-24 14:21:41 +02:00
parent 6737220b83
commit f8c31ba45c
112 changed files with 3755 additions and 3755 deletions
@@ -0,0 +1,65 @@
+// FIXME draw drag box
+
+goog.provide('ol.interaction.ShiftDragZoom');
+
+goog.require('ol.Extent');
+goog.require('ol.MapBrowserEvent');
+goog.require('ol.interaction.Constraints');
+goog.require('ol.interaction.Drag');
+
+
+/**
+ * @define {number} Hysterisis pixels.
+ */
+ol.SHIFT_DRAG_ZOOM_HYSTERESIS_PIXELS = 8;
+
+
+/**
+ * @const {number}
+ */
+ol.SHIFT_DRAG_ZOOM_HYSTERESIS_PIXELS_SQUARED =
+    ol.SHIFT_DRAG_ZOOM_HYSTERESIS_PIXELS *
+    ol.SHIFT_DRAG_ZOOM_HYSTERESIS_PIXELS;
+
+
+
+/**
+ * @constructor
+ * @extends {ol.interaction.Drag}
+ * @param {ol.interaction.Constraints} constraints Constraints.
+ */
+ol.interaction.ShiftDragZoom = function(constraints) {
+  goog.base(this, constraints);
+};
+goog.inherits(ol.interaction.ShiftDragZoom, ol.interaction.Drag);
+
+
+/**
+ * @inheritDoc
+ */
+ol.interaction.ShiftDragZoom.prototype.handleDragEnd =
+    function(mapBrowserEvent) {
+  if (this.deltaX * this.deltaX + this.deltaY * this.deltaY >=
+      ol.SHIFT_DRAG_ZOOM_HYSTERESIS_PIXELS_SQUARED) {
+    var map = mapBrowserEvent.map;
+    var extent = ol.Extent.boundingExtent(
+        this.startCoordinate,
+        mapBrowserEvent.getCoordinate());
+    this.fitExtent(map, extent);
+  }
+};
+
+
+/**
+ * @inheritDoc
+ */
+ol.interaction.ShiftDragZoom.prototype.handleDragStart =
+    function(mapBrowserEvent) {
+  var browserEvent = mapBrowserEvent.browserEvent;
+  if (browserEvent.isMouseActionButton() && browserEvent.shiftKey) {
+    browserEvent.preventDefault();
+    return true;
+  } else {
+    return false;
+  }
+};