Zabbix

/*

** Zabbix

** Copyright (C) 2001-2022 Zabbix SIA

**

** This program is free software; you can redistribute it and/or modify

** it under the terms of the GNU General Public License as published by

** the Free Software Foundation; either version 2 of the License, or

** (at your option) any later version.

**

** 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 General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

​

class CWidgetGraph extends CWidget {

​

    _init() {

        super._init();

​

        this._is_graph_mode = false;

    }

​

    _doActivate() {

        if (this._is_graph_mode) {

            this._activateGraph();

        }

​

        super._doActivate();

    }

​

    _doDeactivate() {

        if (this._is_graph_mode) {

            this._deactivateGraph();

        }

​

        super._doDeactivate();

    }

​

    resize() {

        super.resize();

​

        if (this._is_graph_mode && this.getState() === WIDGET_STATE_ACTIVE) {

            const graph_size = this._getGraphSize();

​

            if (graph_size.width <= 0 || graph_size.height <= 0) {

                return;

            }

​

            const image = document.getElementById('graph_' + this._unique_id);

​

            if (!image.complete) {

                image.addEventListener('load', () => this.resize(), {once: true});

​

                return;

            }

​

            timeControl.objectList['graph_' + this._unique_id].objDims.width = graph_size.width;

            timeControl.objectList['graph_' + this._unique_id].objDims.graphHeight = graph_size.height;

​

            const image_curl = new Curl(image.src, false);

​

            image_curl.setArgument('width', graph_size.width);

            image_curl.setArgument('height', graph_size.height);

            image_curl.setArgument('_', (new Date).getTime().toString(34));

            image.src = image_curl.getUrl();

        }

    }

​

    updateProperties({name, view_mode, fields, configuration}) {

        if (this._state === WIDGET_STATE_ACTIVE) {

            this._stopUpdating(true);

        }

​

        this._is_graph_mode = false;

​

        super.updateProperties({name, view_mode, fields, configuration});

    }

​

    setEditMode() {

        super.setEditMode();

​

        if (this._is_graph_mode && this._graph_url !== null) {

            this._flickerfreescreen_container.href = 'javascript:void(0)';

            this._flickerfreescreen_container.setAttribute('role', 'button');

        }