<?php declare(strict_types = 0); /* ** 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 CSvgGraphPercentile extends CSvgGroup { private const LABEL_FONT_SIZE = 10; private const LABEL_MARGIN = 4; private const ZBX_STYLE_CLASS = 'svg-graph-percentile'; private $color; private $side; private $label; private $value; private $min; private $max; public function __construct($label, $value, $min, $max) { parent::__construct(); $this->label = $label; $this->value = $value; $this->min = $min; $this->max = $max; } public function setColor(string $color): self { $this->color = $color; return $this; } public function setSide(int $side): self { $this->side = $side; return $this; } public function makeStyles(): array { return [ '.'.self::ZBX_STYLE_CLASS.'-'.$this->side.' line' => [ 'stroke' => $this->color ], '.'.self::ZBX_STYLE_CLASS.'-'.$this->side.' text' => [ 'font-size' => self::LABEL_FONT_SIZE.'px', 'fill' => $this->color ] ]; } private function draw(): void { $total = $this->max - $this->min; if ($total == INF) { $total = $this->max / 10 - $this->min / 10; $fraction = $this->value / 10 - $this->min / 10; } else { $fraction = $this->value - $this->min; } $y = $this->height + $this->y - CMathHelper::safeMul([ $this->height, $fraction, 1 / $total ]); $label_x = ($this->side == GRAPH_YAXIS_SIDE_RIGHT) ? $this->width + $this->x - self::LABEL_MARGIN : $this->x + self::LABEL_MARGIN; $this->addItem([ new CSvgLine($this->x, $y, $this->x + $this->width, $y), (new CSvgText($this->label, $label_x, $y - self::LABEL_MARGIN / 2)) ->setAttribute('text-anchor', $this->side == GRAPH_YAXIS_SIDE_RIGHT ? 'end' : null) ]); } public function toString($destroy = true): string { $this ->addClass(self::ZBX_STYLE_CLASS) ->addClass(self::ZBX_STYLE_CLASS.'-'.$this->side) ->draw(); return parent::toString($destroy); } }