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443 lines
16 KiB
443 lines
16 KiB
<?php |
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/** |
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* PHPExcel_Style_Color |
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* |
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* Copyright (c) 2006 - 2015 PHPExcel |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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* |
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* @category PHPExcel |
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* @package PHPExcel_Style |
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* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel) |
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL |
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* @version ##VERSION##, ##DATE## |
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*/ |
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class PHPExcel_Style_Color extends PHPExcel_Style_Supervisor implements PHPExcel_IComparable |
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{ |
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/* Colors */ |
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const COLOR_BLACK = 'FF000000'; |
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const COLOR_WHITE = 'FFFFFFFF'; |
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const COLOR_RED = 'FFFF0000'; |
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const COLOR_DARKRED = 'FF800000'; |
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const COLOR_BLUE = 'FF0000FF'; |
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const COLOR_DARKBLUE = 'FF000080'; |
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const COLOR_GREEN = 'FF00FF00'; |
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const COLOR_DARKGREEN = 'FF008000'; |
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const COLOR_YELLOW = 'FFFFFF00'; |
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const COLOR_DARKYELLOW = 'FF808000'; |
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/** |
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* Indexed colors array |
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* |
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* @var array |
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*/ |
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protected static $indexedColors; |
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/** |
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* ARGB - Alpha RGB |
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* |
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* @var string |
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*/ |
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protected $argb = null; |
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/** |
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* Parent property name |
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* |
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* @var string |
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*/ |
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protected $parentPropertyName; |
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/** |
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* Create a new PHPExcel_Style_Color |
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* |
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* @param string $pARGB ARGB value for the colour |
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* @param boolean $isSupervisor Flag indicating if this is a supervisor or not |
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* Leave this value at default unless you understand exactly what |
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* its ramifications are |
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* @param boolean $isConditional Flag indicating if this is a conditional style or not |
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* Leave this value at default unless you understand exactly what |
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* its ramifications are |
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*/ |
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public function __construct($pARGB = PHPExcel_Style_Color::COLOR_BLACK, $isSupervisor = false, $isConditional = false) |
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{ |
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// Supervisor? |
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parent::__construct($isSupervisor); |
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// Initialise values |
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if (!$isConditional) { |
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$this->argb = $pARGB; |
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} |
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} |
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/** |
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* Bind parent. Only used for supervisor |
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* |
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* @param mixed $parent |
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* @param string $parentPropertyName |
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* @return PHPExcel_Style_Color |
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*/ |
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public function bindParent($parent, $parentPropertyName = null) |
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{ |
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$this->parent = $parent; |
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$this->parentPropertyName = $parentPropertyName; |
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return $this; |
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} |
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/** |
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* Get the shared style component for the currently active cell in currently active sheet. |
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* Only used for style supervisor |
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* |
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* @return PHPExcel_Style_Color |
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*/ |
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public function getSharedComponent() |
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{ |
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switch ($this->parentPropertyName) { |
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case 'endColor': |
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return $this->parent->getSharedComponent()->getEndColor(); |
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case 'color': |
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return $this->parent->getSharedComponent()->getColor(); |
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case 'startColor': |
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return $this->parent->getSharedComponent()->getStartColor(); |
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} |
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} |
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/** |
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* Build style array from subcomponents |
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* |
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* @param array $array |
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* @return array |
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*/ |
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public function getStyleArray($array) |
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{ |
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switch ($this->parentPropertyName) { |
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case 'endColor': |
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$key = 'endcolor'; |
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break; |
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case 'color': |
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$key = 'color'; |
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break; |
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case 'startColor': |
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$key = 'startcolor'; |
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break; |
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} |
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return $this->parent->getStyleArray(array($key => $array)); |
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} |
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/** |
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* Apply styles from array |
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* |
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* <code> |
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* $objPHPExcel->getActiveSheet()->getStyle('B2')->getFont()->getColor()->applyFromArray( array('rgb' => '808080') ); |
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* </code> |
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* |
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* @param array $pStyles Array containing style information |
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* @throws PHPExcel_Exception |
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* @return PHPExcel_Style_Color |
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*/ |
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public function applyFromArray($pStyles = null) |
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{ |
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if (is_array($pStyles)) { |
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if ($this->isSupervisor) { |
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$this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($this->getStyleArray($pStyles)); |
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} else { |
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if (array_key_exists('rgb', $pStyles)) { |
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$this->setRGB($pStyles['rgb']); |
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} |
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if (array_key_exists('argb', $pStyles)) { |
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$this->setARGB($pStyles['argb']); |
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} |
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} |
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} else { |
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throw new PHPExcel_Exception("Invalid style array passed."); |
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} |
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return $this; |
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} |
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/** |
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* Get ARGB |
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* |
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* @return string |
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*/ |
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public function getARGB() |
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{ |
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if ($this->isSupervisor) { |
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return $this->getSharedComponent()->getARGB(); |
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} |
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return $this->argb; |
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} |
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/** |
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* Set ARGB |
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* |
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* @param string $pValue |
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* @return PHPExcel_Style_Color |
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*/ |
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public function setARGB($pValue = PHPExcel_Style_Color::COLOR_BLACK) |
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{ |
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if ($pValue == '') { |
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$pValue = PHPExcel_Style_Color::COLOR_BLACK; |
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} |
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if ($this->isSupervisor) { |
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$styleArray = $this->getStyleArray(array('argb' => $pValue)); |
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$this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($styleArray); |
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} else { |
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$this->argb = $pValue; |
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} |
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return $this; |
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} |
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/** |
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* Get RGB |
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* |
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* @return string |
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*/ |
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public function getRGB() |
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{ |
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if ($this->isSupervisor) { |
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return $this->getSharedComponent()->getRGB(); |
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} |
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return substr($this->argb, 2); |
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} |
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/** |
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* Set RGB |
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* |
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* @param string $pValue RGB value |
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* @return PHPExcel_Style_Color |
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*/ |
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public function setRGB($pValue = '000000') |
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{ |
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if ($pValue == '') { |
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$pValue = '000000'; |
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} |
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if ($this->isSupervisor) { |
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$styleArray = $this->getStyleArray(array('argb' => 'FF' . $pValue)); |
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$this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($styleArray); |
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} else { |
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$this->argb = 'FF' . $pValue; |
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} |
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return $this; |
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} |
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/** |
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* Get a specified colour component of an RGB value |
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* |
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* @private |
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* @param string $RGB The colour as an RGB value (e.g. FF00CCCC or CCDDEE |
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* @param int $offset Position within the RGB value to extract |
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* @param boolean $hex Flag indicating whether the component should be returned as a hex or a |
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* decimal value |
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* @return string The extracted colour component |
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*/ |
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private static function getColourComponent($RGB, $offset, $hex = true) |
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{ |
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$colour = substr($RGB, $offset, 2); |
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if (!$hex) { |
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$colour = hexdec($colour); |
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} |
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return $colour; |
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} |
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/** |
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* Get the red colour component of an RGB value |
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* |
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* @param string $RGB The colour as an RGB value (e.g. FF00CCCC or CCDDEE |
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* @param boolean $hex Flag indicating whether the component should be returned as a hex or a |
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* decimal value |
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* @return string The red colour component |
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*/ |
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public static function getRed($RGB, $hex = true) |
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{ |
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return self::getColourComponent($RGB, strlen($RGB) - 6, $hex); |
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} |
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/** |
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* Get the green colour component of an RGB value |
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* |
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* @param string $RGB The colour as an RGB value (e.g. FF00CCCC or CCDDEE |
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* @param boolean $hex Flag indicating whether the component should be returned as a hex or a |
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* decimal value |
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* @return string The green colour component |
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*/ |
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public static function getGreen($RGB, $hex = true) |
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{ |
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return self::getColourComponent($RGB, strlen($RGB) - 4, $hex); |
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} |
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/** |
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* Get the blue colour component of an RGB value |
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* |
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* @param string $RGB The colour as an RGB value (e.g. FF00CCCC or CCDDEE |
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* @param boolean $hex Flag indicating whether the component should be returned as a hex or a |
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* decimal value |
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* @return string The blue colour component |
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*/ |
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public static function getBlue($RGB, $hex = true) |
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{ |
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return self::getColourComponent($RGB, strlen($RGB) - 2, $hex); |
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} |
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/** |
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* Adjust the brightness of a color |
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* |
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* @param string $hex The colour as an RGBA or RGB value (e.g. FF00CCCC or CCDDEE) |
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* @param float $adjustPercentage The percentage by which to adjust the colour as a float from -1 to 1 |
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* @return string The adjusted colour as an RGBA or RGB value (e.g. FF00CCCC or CCDDEE) |
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*/ |
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public static function changeBrightness($hex, $adjustPercentage) |
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{ |
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$rgba = (strlen($hex) == 8); |
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$red = self::getRed($hex, false); |
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$green = self::getGreen($hex, false); |
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$blue = self::getBlue($hex, false); |
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if ($adjustPercentage > 0) { |
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$red += (255 - $red) * $adjustPercentage; |
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$green += (255 - $green) * $adjustPercentage; |
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$blue += (255 - $blue) * $adjustPercentage; |
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} else { |
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$red += $red * $adjustPercentage; |
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$green += $green * $adjustPercentage; |
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$blue += $blue * $adjustPercentage; |
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} |
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if ($red < 0) { |
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$red = 0; |
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} elseif ($red > 255) { |
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$red = 255; |
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} |
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if ($green < 0) { |
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$green = 0; |
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} elseif ($green > 255) { |
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$green = 255; |
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} |
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if ($blue < 0) { |
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$blue = 0; |
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} elseif ($blue > 255) { |
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$blue = 255; |
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} |
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$rgb = strtoupper( |
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str_pad(dechex($red), 2, '0', 0) . |
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str_pad(dechex($green), 2, '0', 0) . |
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str_pad(dechex($blue), 2, '0', 0) |
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); |
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return (($rgba) ? 'FF' : '') . $rgb; |
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} |
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/** |
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* Get indexed color |
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* |
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* @param int $pIndex Index entry point into the colour array |
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* @param boolean $background Flag to indicate whether default background or foreground colour |
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* should be returned if the indexed colour doesn't exist |
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* @return PHPExcel_Style_Color |
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*/ |
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public static function indexedColor($pIndex, $background = false) |
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{ |
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// Clean parameter |
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$pIndex = intval($pIndex); |
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// Indexed colors |
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if (is_null(self::$indexedColors)) { |
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self::$indexedColors = array( |
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1 => 'FF000000', // System Colour #1 - Black |
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2 => 'FFFFFFFF', // System Colour #2 - White |
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3 => 'FFFF0000', // System Colour #3 - Red |
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4 => 'FF00FF00', // System Colour #4 - Green |
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5 => 'FF0000FF', // System Colour #5 - Blue |
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6 => 'FFFFFF00', // System Colour #6 - Yellow |
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7 => 'FFFF00FF', // System Colour #7- Magenta |
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8 => 'FF00FFFF', // System Colour #8- Cyan |
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9 => 'FF800000', // Standard Colour #9 |
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10 => 'FF008000', // Standard Colour #10 |
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11 => 'FF000080', // Standard Colour #11 |
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12 => 'FF808000', // Standard Colour #12 |
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13 => 'FF800080', // Standard Colour #13 |
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14 => 'FF008080', // Standard Colour #14 |
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15 => 'FFC0C0C0', // Standard Colour #15 |
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16 => 'FF808080', // Standard Colour #16 |
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17 => 'FF9999FF', // Chart Fill Colour #17 |
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18 => 'FF993366', // Chart Fill Colour #18 |
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19 => 'FFFFFFCC', // Chart Fill Colour #19 |
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20 => 'FFCCFFFF', // Chart Fill Colour #20 |
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21 => 'FF660066', // Chart Fill Colour #21 |
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22 => 'FFFF8080', // Chart Fill Colour #22 |
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23 => 'FF0066CC', // Chart Fill Colour #23 |
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24 => 'FFCCCCFF', // Chart Fill Colour #24 |
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25 => 'FF000080', // Chart Line Colour #25 |
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26 => 'FFFF00FF', // Chart Line Colour #26 |
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27 => 'FFFFFF00', // Chart Line Colour #27 |
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28 => 'FF00FFFF', // Chart Line Colour #28 |
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29 => 'FF800080', // Chart Line Colour #29 |
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30 => 'FF800000', // Chart Line Colour #30 |
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31 => 'FF008080', // Chart Line Colour #31 |
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32 => 'FF0000FF', // Chart Line Colour #32 |
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33 => 'FF00CCFF', // Standard Colour #33 |
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34 => 'FFCCFFFF', // Standard Colour #34 |
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35 => 'FFCCFFCC', // Standard Colour #35 |
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36 => 'FFFFFF99', // Standard Colour #36 |
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37 => 'FF99CCFF', // Standard Colour #37 |
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38 => 'FFFF99CC', // Standard Colour #38 |
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39 => 'FFCC99FF', // Standard Colour #39 |
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40 => 'FFFFCC99', // Standard Colour #40 |
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41 => 'FF3366FF', // Standard Colour #41 |
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42 => 'FF33CCCC', // Standard Colour #42 |
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43 => 'FF99CC00', // Standard Colour #43 |
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44 => 'FFFFCC00', // Standard Colour #44 |
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45 => 'FFFF9900', // Standard Colour #45 |
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46 => 'FFFF6600', // Standard Colour #46 |
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47 => 'FF666699', // Standard Colour #47 |
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48 => 'FF969696', // Standard Colour #48 |
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49 => 'FF003366', // Standard Colour #49 |
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50 => 'FF339966', // Standard Colour #50 |
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51 => 'FF003300', // Standard Colour #51 |
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52 => 'FF333300', // Standard Colour #52 |
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53 => 'FF993300', // Standard Colour #53 |
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54 => 'FF993366', // Standard Colour #54 |
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55 => 'FF333399', // Standard Colour #55 |
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56 => 'FF333333' // Standard Colour #56 |
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); |
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} |
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if (array_key_exists($pIndex, self::$indexedColors)) { |
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return new PHPExcel_Style_Color(self::$indexedColors[$pIndex]); |
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} |
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if ($background) { |
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return new PHPExcel_Style_Color(self::COLOR_WHITE); |
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} |
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return new PHPExcel_Style_Color(self::COLOR_BLACK); |
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} |
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/** |
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* Get hash code |
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* |
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* @return string Hash code |
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*/ |
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public function getHashCode() |
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{ |
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if ($this->isSupervisor) { |
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return $this->getSharedComponent()->getHashCode(); |
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} |
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return md5( |
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$this->argb . |
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__CLASS__ |
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); |
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} |
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}
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