Zabbix

<?php declare(strict_types = 0);

/*

** Zabbix

** Copyright (C) 2001-2023 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 CSvgGraphLine extends CSvgPath {

​

    public const ZBX_STYLE_CLASS = 'svg-graph-line';

    public const ZBX_STYLE_LINE_AUXILIARY = 'svg-graph-line-auxiliary';

​

    protected $path;

​

    protected $itemid;

    protected $item_name;

    protected $units;

    protected $host;

​

    protected $add_labels;

​

    protected $options;

​

    public function __construct(array $path, array $metric, bool $add_labels = true) {

        parent::__construct();

​

        $this->add_labels = $add_labels;

        $this->path = $path;

​

        $this->itemid = $metric['itemid'];

        $this->item_name = $metric['name'];

        $this->units = $metric['units'];

        $this->host = $metric['host'];

​

        $this->options = $metric['options'] + [

            'transparency' => CSvgGraph::SVG_GRAPH_DEFAULT_TRANSPARENCY,

            'width' => CSvgGraph::SVG_GRAPH_DEFAULT_LINE_WIDTH,

            'color' => CSvgGraph::SVG_GRAPH_DEFAULT_COLOR,

            'type' => SVG_GRAPH_TYPE_LINE,

            'order' => 1

        ];

    }

​

    protected function draw(): void {

        if (count($this->path) > 1) {

            $last_point = [0, 0];

​

            foreach ($this->path as $index => $point) {

                if ($index == 0) {