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* Get array of X points with labels, for grid and X/Y axes. Array key is Y coordinate for SVG, value is label with<?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 CSvgGraph extends CSvg { public const SVG_GRAPH_X_AXIS_HEIGHT = 20; public const SVG_GRAPH_DEFAULT_COLOR = '#b0af07'; public const SVG_GRAPH_DEFAULT_TRANSPARENCY = 5; public const SVG_GRAPH_DEFAULT_POINTSIZE = 1; public const SVG_GRAPH_DEFAULT_LINE_WIDTH = 1; public const SVG_GRAPH_X_AXIS_LABEL_MARGIN = 5; public const SVG_GRAPH_Y_AXIS_LABEL_MARGIN_OUTER = 10; public const SVG_GRAPH_Y_AXIS_LABEL_MARGIN_INNER = 5; private $canvas_x; private $canvas_y; private $canvas_width; private $canvas_height; private $graph_theme; /** * Graph metrics. * * @var array */ private array $metrics = []; /** * Original graph points, calculated from metrics. * * @var array */ private array $points = []; /** * Graph points for stacked lines and stacked staircases, calculated from metrics and original graph points. * * @var array */ private array $stacked_points = []; /** * Bar points for stacked and unstacked bars, calculated from metrics and original graph points. * * @var array */ private array $bar_points = [];