https://dubaienergy.netlify.app/src/edit/handler/Edit.Circle.js

1L.Edit = L.Edit || {};
2/**
3 * @class L.Edit.Circle
4 * @aka Edit.Circle
5 * @inherits L.Edit.CircleMarker
6 */
7L.Edit.Circle = L.Edit.CircleMarker.extend({
8
9	_createResizeMarker: function () {
10		var center = this._shape.getLatLng(),
11			resizemarkerPoint = this._getResizeMarkerPoint(center);
12
13		this._resizeMarkers = [];
14		this._resizeMarkers.push(this._createMarker(resizemarkerPoint, this.options.resizeIcon));
15	},
16
17	_getResizeMarkerPoint: function (latlng) {
18		// From L.shape.getBounds()
19		var delta = this._shape._radius * Math.cos(Math.PI / 4),
20			point = this._map.project(latlng);
21		return this._map.unproject([point.x + delta, point.y - delta]);
22	},
23
24	_resize: function (latlng) {
25		var moveLatLng = this._moveMarker.getLatLng();
26
27		// Calculate the radius based on the version
28		if (L.GeometryUtil.isVersion07x()) {
29			radius = moveLatLng.distanceTo(latlng);
30		} else {
31			radius = this._map.distance(moveLatLng, latlng);
32		}
33		this._shape.setRadius(radius);
34
35		if (this._map.editTooltip) {
36			this._map._editTooltip.updateContent({
37				text: L.drawLocal.edit.handlers.edit.tooltip.subtext + '<br />' + L.drawLocal.edit.handlers.edit.tooltip.text,
38				subtext: L.drawLocal.draw.handlers.circle.radius + ': ' +
39				L.GeometryUtil.readableDistance(radius, true, this.options.feet, this.options.nautic)
40			});
41		}
42
43		this._shape.setRadius(radius);
44
45		this._map.fire(L.Draw.Event.EDITRESIZE, {layer: this._shape});
46	}
47});
48
49L.Circle.addInitHook(function () {
50	if (L.Edit.Circle) {
51		this.editing = new L.Edit.Circle(this);
52
53		if (this.options.editable) {
54			this.editing.enable();
55		}
56	}
57
58	this.on('add', function () {
59		if (this.editing && this.editing.enabled()) {
60			this.editing.addHooks();
61		}
62	});
63
64	this.on('remove', function () {
65		if (this.editing && this.editing.enabled()) {
66			this.editing.removeHooks();
67		}
68	});
69});