Zabbix

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;

** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

** See the GNU Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

​

/**

 * JQuery class that initializes interactivity for SVG graph.

 *

 * Supported options:

 *  - SBox - time range selector;

 *  - show_problems - show problems in hintbox when mouse is moved over the problem zone;

 *  - min_period - min period in seconds that must be s-boxed to change the data in dashboard timeselector.

 */

(function ($) {

    "use strict";

​

    // Makes SBox selection cancelable pressing Esc.

    function sBoxKeyboardInteraction(e) {

        if (e.keyCode == 27) {

            destroySBox(e, e.data.graph);

        }

    }

​

    // Disable text selection in document when move mouse pressed cursor.

    function disableSelect(e) {

        e.preventDefault();

    }

​

    // Cancel SBox and unset its variables.

    function destroySBox(e, graph) {

        var graph = graph || e.data.graph,

            data = graph.data('options');

​

        if (data) {

            if (!data.isHintBoxFrozen && !data.isTriggerHintBoxFrozen) {

                graph.data('widget')._resumeUpdating();

            }

​

            jQuery('.svg-graph-selection', graph).attr({'width': 0, 'height': 0});

            jQuery('.svg-graph-selection-text', graph).text('');

            graph.data('options').boxing = false;

        }

​

        dropDocumentListeners(e, graph);

    }

​

    /**

     * Function removes SBox related $(document) event listeners:

     * - if no other widget have active SBox;

     * - to avoid another call of destroySBox on 'mouseup' (in case if user has pressed ESC).

     */

    function dropDocumentListeners(e, graph) {

        let widgets_boxing = 0; // Number of widgets with active SBox.