Add ol.geom.Geometry

src/ol/geom/geometry.js

@@ -0,0 +1,75 @@
+goog.provide('ol.geom.Geometry');
+
+goog.require('goog.events.EventTarget');
+goog.require('goog.events.EventType');
+
+
+/**
+ * @enum {string}
+ */
+ol.geom.GeometryType = {
+  POINT: 'point',
+  LINE_STRING: 'line_string',
+  POLYGON: 'polygon'
+};
+
+
+
+/**
+ * @constructor
+ * @extends {goog.events.EventTarget}
+ */
+ol.geom.Geometry = function() {
+
+  goog.base(this);
+
+  /**
+   * @protected
+   * @type {number}
+   */
+  this.revision = 0;
+
+  /**
+   * @protected
+   * @type {ol.Extent|undefined}
+   */
+  this.extent = undefined;
+
+  /**
+   * @protected
+   * @type {number}
+   */
+  this.extentRevision = -1;
+
+};
+goog.inherits(ol.geom.Geometry, goog.events.EventTarget);
+
+
+/**
+ * FIXME empty description for jsdoc
+ */
+ol.geom.Geometry.prototype.dispatchChangeEvent = function() {
+  ++this.revision;
+  this.dispatchEvent(goog.events.EventType.CHANGE);
+};
+
+
+/**
+ * @param {ol.Extent=} opt_extent Extent.
+ * @return {ol.Extent} extent Extent.
+ */
+ol.geom.Geometry.prototype.getExtent = goog.abstractMethod;
+
+
+/**
+ * @return {number} Revision.
+ */
+ol.geom.Geometry.prototype.getRevision = function() {
+  return this.revision;
+};
+
+
+/**
+ * @return {ol.geom.GeometryType} Geometry type.
+ */
+ol.geom.Geometry.prototype.getType = goog.abstractMethod;