--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/djol/interaction/FeatureDrag.js	Mon Aug 21 18:03:00 2017 +0300
@@ -0,0 +1,123 @@
+define([ "dojo/_base/declare", "ol", "dojo/Evented" ], function(declare, ol,
+    Evented) {
+
+    var peekFirstFeature = function(map, coordinate, pixel) {
+        return map.forEachFeatureAtPixel(function(ft, layer) {
+            return ft;
+        });
+    };
+
+    var cls = declare([ ol.interaction.Pointer ], {
+        "-chains-" : {
+            constructor : "manual"
+        },
+
+        _peek : null,
+
+        _feature : null,
+
+        _coordinate : null,
+
+        cursor : "pointer",
+
+        _oldCursor : undefined,
+
+        /**
+         * Создает новый объект
+         * 
+         * @param {Object}
+         *            opts опции
+         * @param {Function}
+         *            opts.peek Функция выбора фичи для перетаскивания
+         *            function(map,coordinate,pixel), возвращает фичу
+         * @param {String}
+         *            opts.cursor css курсор который будет использован при
+         *            наведении и перетаскивании фичи
+         * 
+         */
+        constructor : function(opts) {
+            
+            ol.interaction.Pointer.apply(this, [{
+                handleDownEvent : this.handleDownEvent,
+                handleDragEvent : this.handleDragEvent,
+                handleMoveEvent : this.handleMoveEvent,
+                handleUpEvent : this.handleUpEvent
+            }]);
+            Evented.apply(this);
+
+            if (opts) {
+                if (opts.peek) {
+                    this._peek = opts.peek;
+                } else {
+                    this._peek = peekFirstFeature;
+                }
+                if ("cursor" in opts)
+                    this.cursor = opts.cursor;
+            }
+        },
+
+        handleDownEvent : function(evt) {
+            var c = evt.coordinate;
+
+            var ft = this._peek(evt.map, c, evt.pixel);
+
+            if (ft) {
+                this._feature = ft;
+                this._coordinate = c;
+                this._emit("dragbegin", { feature : ft });
+                return true;
+            }
+
+            return false;
+        },
+
+        handleDragEvent : function(evt) {
+            var c1 = this._coordinate, c2 = evt.coordinate;
+
+            var dx = c2[0] - c1[0];
+            var dy = c2[1] - c1[1];
+
+            this._emit("dragging", { feature : this._feature, fromCoord : c1, toCoord : c2 });
+
+            this._feature.getGeometry().translate(dx, dy);
+
+            this._coordinate = c2;
+        },
+
+        handleUpEvent : function(evt) {
+            if (this._feature)
+                this._emit("dragend", { feature : this._feature });
+
+            this._feature = null;
+            this._coordinate = null;
+            return false;
+        },
+
+        handleMoveEvent : function(evt) {
+            if (this.cursor) {
+                var ft = this._feature || this._peek(evt.map, evt.coordinate , evt.pixel);
+
+                var element = evt.map.getTargetElement();
+                if (ft) {
+                    if (element.style.cursor != this.cursor) {
+                        this._oldCursor = element.style.cursor;
+                        element.style.cursor = this.cursor;
+                    }
+                } else if (this._oldCursor !== undefined) {
+                    element.style.cursor = this._oldCursor;
+                    this._oldCursor = undefined;
+                }
+            }
+        },
+        
+        _emit : function(name, data) {
+            var evt = new ol.source.VectorEvent(name,this);
+            
+            for(var p in data)
+                evt[p] = data[p];
+            this.dispatchEvent(evt);
+        }
+    });
+    
+    return cls;
+});
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