planning

node_modules/ol/interaction/DoubleClickZoom.js

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+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        if (typeof b !== "function" && b !== null)
+            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+/**
+ * @module ol/interaction/DoubleClickZoom
+ */
+import Interaction, { zoomByDelta } from './Interaction.js';
+import MapBrowserEventType from '../MapBrowserEventType.js';
+/**
+ * @typedef {Object} Options
+ * @property {number} [duration=250] Animation duration in milliseconds.
+ * @property {number} [delta=1] The zoom delta applied on each double click.
+ */
+/**
+ * @classdesc
+ * Allows the user to zoom by double-clicking on the map.
+ * @api
+ */
+var DoubleClickZoom = /** @class */ (function (_super) {
+    __extends(DoubleClickZoom, _super);
+    /**
+     * @param {Options} [opt_options] Options.
+     */
+    function DoubleClickZoom(opt_options) {
+        var _this = _super.call(this) || this;
+        var options = opt_options ? opt_options : {};
+        /**
+         * @private
+         * @type {number}
+         */
+        _this.delta_ = options.delta ? options.delta : 1;
+        /**
+         * @private
+         * @type {number}
+         */
+        _this.duration_ = options.duration !== undefined ? options.duration : 250;
+        return _this;
+    }
+    /**
+     * Handles the {@link module:ol/MapBrowserEvent~MapBrowserEvent map browser event} (if it was a
+     * doubleclick) and eventually zooms the map.
+     * @param {import("../MapBrowserEvent.js").default} mapBrowserEvent Map browser event.
+     * @return {boolean} `false` to stop event propagation.
+     */
+    DoubleClickZoom.prototype.handleEvent = function (mapBrowserEvent) {
+        var stopEvent = false;
+        if (mapBrowserEvent.type == MapBrowserEventType.DBLCLICK) {
+            var browserEvent = /** @type {MouseEvent} */ (mapBrowserEvent.originalEvent);
+            var map = mapBrowserEvent.map;
+            var anchor = mapBrowserEvent.coordinate;
+            var delta = browserEvent.shiftKey ? -this.delta_ : this.delta_;
+            var view = map.getView();
+            zoomByDelta(view, delta, anchor, this.duration_);
+            browserEvent.preventDefault();
+            stopEvent = true;
+        }
+        return !stopEvent;
+    };
+    return DoubleClickZoom;
+}(Interaction));
+export default DoubleClickZoom;
+//# sourceMappingURL=DoubleClickZoom.js.map