TDataView_ui/scripts/vendor/map23dlib/draw/edit/handler/Edit.Painting.js

L.Edit = L.Edit || {};

L.Edit.Painting = L.Edit.SimpleShape.extend({
    _createMoveMarker: function () {
        var center = this._shape.getLatLng();

        this._moveMarker = this._createMarker(center, this.options.moveIcon);
    },

    _createResizeMarker: function () {
        var center = this._shape.getLatLng(),
            resizemarkerPoint = this._getResizeMarkerPoint(center);

        this._resizeMarkers = [];
        this._resizeMarkers.push(this._createMarker(resizemarkerPoint, this.options.resizeIcon));
    },

    _getResizeMarkerPoint: function (latlng) {
        // From L.shape.getBounds()
        var delta = this._shape._radius * Math.cos(Math.PI / 4),
            point = this._map.project(latlng);
        return this._map.unproject([point.x + delta, point.y - delta]);
    },

    _move: function (latlng) {
        var resizemarkerPoint = this._getResizeMarkerPoint(latlng);

        // Move the resize marker
        this._resizeMarkers[0].setLatLng(resizemarkerPoint);

        // Move the circle
        this._shape.setLatLng(latlng);
    },

    _resize: function (latlng) {
        var moveLatLng = this._moveMarker.getLatLng(),
            radius = moveLatLng.distanceTo(latlng);

        this._shape.setRadius(radius);
    }
});