Zabbix

<?php

/*

** 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/>.

**/

​

​

class CPieGraphDraw extends CGraphDraw {

​

    const DEFAULT_HEADER_PADDING_TOP = 30;

​

    const GRAPH_WIDTH_MIN = 20;

    const GRAPH_HEIGHT_MIN = 20;

​

    private $background;

    private $sum;

    private $exploderad;

    private $exploderad3d;

    private $graphheight3d;

    private $shiftlegendright;

    private $dataFrom;

    private $shiftYLegend;

​

    public function __construct($type = GRAPH_TYPE_PIE) {

        parent::__construct($type);

        $this->background = false;

        $this->sum = false;

        $this->exploderad = 1;

        $this->exploderad3d = 3;

        $this->graphheight3d = 12;

        $this->shiftlegendright = 17 * 7 + 7 + 10; // count of static chars * px/char + for color rectangle + space

    }

​

    /********************************************************************************************************/

    /* PRE CONFIG: ADD / SET / APPLY

    /********************************************************************************************************/

    public function addItem($itemid, bool $resolve_macros, $calc_fnc = CALC_FNC_AVG, $color = null, $type = null) {

        $items = API::Item()->get([

            'output' => ['itemid', 'hostid', $resolve_macros ? 'name_resolved' : 'name', 'key_', 'units', 'value_type',

                'valuemapid', 'history', 'trends'

            ],

            'itemids' => [$itemid],

            'webitems' => true

        ]);

​

        if ($resolve_macros) {

            $items = CArrayHelper::renameObjectsKeys($items, ['name_resolved' => 'name']);

        }

​

        if (!$items) {

            $items = API::ItemPrototype()->get([

                'output' => ['itemid', 'hostid', 'name', 'key_', 'units', 'value_type', 'valuemapid', 'history',

                    'trends'

                ],