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<?php /** * PHPExcel_Chart_Legend * * Copyright (c) 2006 - 2015 PHPExcel * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * @category PHPExcel * @package PHPExcel_Chart * @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel) * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL * @version ##VERSION##, ##DATE## */ class PHPExcel_Chart_Legend { /** Legend positions */ const xlLegendPositionBottom = -4107; // Below the chart. const xlLegendPositionCorner = 2; // In the upper right-hand corner of the chart border. const xlLegendPositionCustom = -4161; // A custom position. const xlLegendPositionLeft = -4131; // Left of the chart. const xlLegendPositionRight = -4152; // Right of the chart. const xlLegendPositionTop = -4160; // Above the chart. const POSITION_RIGHT = 'r'; const POSITION_LEFT = 'l'; const POSITION_BOTTOM = 'b'; const POSITION_TOP = 't'; const POSITION_TOPRIGHT = 'tr'; private static $positionXLref = array( self::xlLegendPositionBottom => self::POSITION_BOTTOM, self::xlLegendPositionCorner => self::POSITION_TOPRIGHT, self::xlLegendPositionCustom => '??', self::xlLegendPositionLeft => self::POSITION_LEFT, self::xlLegendPositionRight => self::POSITION_RIGHT, self::xlLegendPositionTop => self::POSITION_TOP ); /** * Legend position * * @var string */ private $position = self::POSITION_RIGHT; /** * Allow overlay of other elements? * * @var boolean */ private $overlay = true; /** * Legend Layout * * @var PHPExcel_Chart_Layout */ private $layout = null; /** * Create a new PHPExcel_Chart_Legend */ public function __construct($position = self::POSITION_RIGHT, PHPExcel_Chart_Layout $layout = null, $overlay = false) { $this->setPosition($position); $this->layout = $layout; $this->setOverlay($overlay); } /** * Get legend position as an excel string value * * @return string */ public function getPosition() { return $this->position; } /** * Get legend position using an excel string value * * @param string $position */ public function setPosition($position = self::POSITION_RIGHT) { if (!in_array($position, self::$positionXLref)) { return false; } $this->position = $position; return true; } /** * Get legend position as an Excel internal numeric value * * @return number */ public function getPositionXL() { return array_search($this->position, self::$positionXLref); } /** * Set legend position using an Excel internal numeric value * * @param number $positionXL */ public function setPositionXL($positionXL = self::xlLegendPositionRight) { if (!array_key_exists($positionXL, self::$positionXLref)) { return false; } $this->position = self::$positionXLref[$positionXL]; return true; } /** * Get allow overlay of other elements? * * @return boolean */ public function getOverlay() { return $this->overlay; } /** * Set allow overlay of other elements? * * @param boolean $overlay * @return boolean */ public function setOverlay($overlay = false) { if (!is_bool($overlay)) { return false; } $this->overlay = $overlay; return true; } /** * Get Layout * * @return PHPExcel_Chart_Layout */ public function getLayout() { return $this->layout; } }
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