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<?php /** * PHPExcel_Style_Color * * 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_Style * @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_Style_Color extends PHPExcel_Style_Supervisor implements PHPExcel_IComparable { /* Colors */ const COLOR_BLACK = 'FF000000'; const COLOR_WHITE = 'FFFFFFFF'; const COLOR_RED = 'FFFF0000'; const COLOR_DARKRED = 'FF800000'; const COLOR_BLUE = 'FF0000FF'; const COLOR_DARKBLUE = 'FF000080'; const COLOR_GREEN = 'FF00FF00'; const COLOR_DARKGREEN = 'FF008000'; const COLOR_YELLOW = 'FFFFFF00'; const COLOR_DARKYELLOW = 'FF808000'; /** * Indexed colors array * * @var array */ protected static $indexedColors; /** * ARGB - Alpha RGB * * @var string */ protected $argb = null; /** * Parent property name * * @var string */ protected $parentPropertyName; /** * Create a new PHPExcel_Style_Color * * @param string $pARGB ARGB value for the colour * @param boolean $isSupervisor Flag indicating if this is a supervisor or not * Leave this value at default unless you understand exactly what * its ramifications are * @param boolean $isConditional Flag indicating if this is a conditional style or not * Leave this value at default unless you understand exactly what * its ramifications are */ public function __construct($pARGB = PHPExcel_Style_Color::COLOR_BLACK, $isSupervisor = false, $isConditional = false) { // Supervisor? parent::__construct($isSupervisor); // Initialise values if (!$isConditional) { $this->argb = $pARGB; } } /** * Bind parent. Only used for supervisor * * @param mixed $parent * @param string $parentPropertyName * @return PHPExcel_Style_Color */ public function bindParent($parent, $parentPropertyName = null) { $this->parent = $parent; $this->parentPropertyName = $parentPropertyName; return $this; } /** * Get the shared style component for the currently active cell in currently active sheet. * Only used for style supervisor * * @return PHPExcel_Style_Color */ public function getSharedComponent() { switch ($this->parentPropertyName) { case 'endColor': return $this->parent->getSharedComponent()->getEndColor(); case 'color': return $this->parent->getSharedComponent()->getColor(); case 'startColor': return $this->parent->getSharedComponent()->getStartColor(); } } /** * Build style array from subcomponents * * @param array $array * @return array */ public function getStyleArray($array) { switch ($this->parentPropertyName) { case 'endColor': $key = 'endcolor'; break; case 'color': $key = 'color'; break; case 'startColor': $key = 'startcolor'; break; } return $this->parent->getStyleArray(array($key => $array)); } /** * Apply styles from array * * <code> * $objPHPExcel->getActiveSheet()->getStyle('B2')->getFont()->getColor()->applyFromArray( array('rgb' => '808080') ); * </code> * * @param array $pStyles Array containing style information * @throws PHPExcel_Exception * @return PHPExcel_Style_Color */ public function applyFromArray($pStyles = null) { if (is_array($pStyles)) { if ($this->isSupervisor) { $this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($this->getStyleArray($pStyles)); } else { if (array_key_exists('rgb', $pStyles)) { $this->setRGB($pStyles['rgb']); } if (array_key_exists('argb', $pStyles)) { $this->setARGB($pStyles['argb']); } } } else { throw new PHPExcel_Exception("Invalid style array passed."); } return $this; } /** * Get ARGB * * @return string */ public function getARGB() { if ($this->isSupervisor) { return $this->getSharedComponent()->getARGB(); } return $this->argb; } /** * Set ARGB * * @param string $pValue * @return PHPExcel_Style_Color */ public function setARGB($pValue = PHPExcel_Style_Color::COLOR_BLACK) { if ($pValue == '') { $pValue = PHPExcel_Style_Color::COLOR_BLACK; } if ($this->isSupervisor) { $styleArray = $this->getStyleArray(array('argb' => $pValue)); $this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($styleArray); } else { $this->argb = $pValue; } return $this; } /** * Get RGB * * @return string */ public function getRGB() { if ($this->isSupervisor) { return $this->getSharedComponent()->getRGB(); } return substr($this->argb, 2); } /** * Set RGB * * @param string $pValue RGB value * @return PHPExcel_Style_Color */ public function setRGB($pValue = '000000') { if ($pValue == '') { $pValue = '000000'; } if ($this->isSupervisor) { $styleArray = $this->getStyleArray(array('argb' => 'FF' . $pValue)); $this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($styleArray); } else { $this->argb = 'FF' . $pValue; } return $this; } /** * Get a specified colour component of an RGB value * * @private * @param string $RGB The colour as an RGB value (e.g. FF00CCCC or CCDDEE * @param int $offset Position within the RGB value to extract * @param boolean $hex Flag indicating whether the component should be returned as a hex or a * decimal value * @return string The extracted colour component */ private static function getColourComponent($RGB, $offset, $hex = true) { $colour = substr($RGB, $offset, 2); if (!$hex) { $colour = hexdec($colour); } return $colour; } /** * Get the red colour component of an RGB value * * @param string $RGB The colour as an RGB value (e.g. FF00CCCC or CCDDEE * @param boolean $hex Flag indicating whether the component should be returned as a hex or a * decimal value * @return string The red colour component */ public static function getRed($RGB, $hex = true) { return self::getColourComponent($RGB, strlen($RGB) - 6, $hex); } /** * Get the green colour component of an RGB value * * @param string $RGB The colour as an RGB value (e.g. FF00CCCC or CCDDEE * @param boolean $hex Flag indicating whether the component should be returned as a hex or a * decimal value * @return string The green colour component */ public static function getGreen($RGB, $hex = true) { return self::getColourComponent($RGB, strlen($RGB) - 4, $hex); } /** * Get the blue colour component of an RGB value * * @param string $RGB The colour as an RGB value (e.g. FF00CCCC or CCDDEE * @param boolean $hex Flag indicating whether the component should be returned as a hex or a * decimal value * @return string The blue colour component */ public static function getBlue($RGB, $hex = true) { return self::getColourComponent($RGB, strlen($RGB) - 2, $hex); } /** * Adjust the brightness of a color * * @param string $hex The colour as an RGBA or RGB value (e.g. FF00CCCC or CCDDEE) * @param float $adjustPercentage The percentage by which to adjust the colour as a float from -1 to 1 * @return string The adjusted colour as an RGBA or RGB value (e.g. FF00CCCC or CCDDEE) */ public static function changeBrightness($hex, $adjustPercentage) { $rgba = (strlen($hex) == 8); $red = self::getRed($hex, false); $green = self::getGreen($hex, false); $blue = self::getBlue($hex, false); if ($adjustPercentage > 0) { $red += (255 - $red) * $adjustPercentage; $green += (255 - $green) * $adjustPercentage; $blue += (255 - $blue) * $adjustPercentage; } else { $red += $red * $adjustPercentage; $green += $green * $adjustPercentage; $blue += $blue * $adjustPercentage; } if ($red < 0) { $red = 0; } elseif ($red > 255) { $red = 255; } if ($green < 0) { $green = 0; } elseif ($green > 255) { $green = 255; } if ($blue < 0) { $blue = 0; } elseif ($blue > 255) { $blue = 255; } $rgb = strtoupper( str_pad(dechex($red), 2, '0', 0) . str_pad(dechex($green), 2, '0', 0) . str_pad(dechex($blue), 2, '0', 0) ); return (($rgba) ? 'FF' : '') . $rgb; } /** * Get indexed color * * @param int $pIndex Index entry point into the colour array * @param boolean $background Flag to indicate whether default background or foreground colour * should be returned if the indexed colour doesn't exist * @return PHPExcel_Style_Color */ public static function indexedColor($pIndex, $background = false) { // Clean parameter $pIndex = intval($pIndex); // Indexed colors if (is_null(self::$indexedColors)) { self::$indexedColors = array( 1 => 'FF000000', // System Colour #1 - Black 2 => 'FFFFFFFF', // System Colour #2 - White 3 => 'FFFF0000', // System Colour #3 - Red 4 => 'FF00FF00', // System Colour #4 - Green 5 => 'FF0000FF', // System Colour #5 - Blue 6 => 'FFFFFF00', // System Colour #6 - Yellow 7 => 'FFFF00FF', // System Colour #7- Magenta 8 => 'FF00FFFF', // System Colour #8- Cyan 9 => 'FF800000', // Standard Colour #9 10 => 'FF008000', // Standard Colour #10 11 => 'FF000080', // Standard Colour #11 12 => 'FF808000', // Standard Colour #12 13 => 'FF800080', // Standard Colour #13 14 => 'FF008080', // Standard Colour #14 15 => 'FFC0C0C0', // Standard Colour #15 16 => 'FF808080', // Standard Colour #16 17 => 'FF9999FF', // Chart Fill Colour #17 18 => 'FF993366', // Chart Fill Colour #18 19 => 'FFFFFFCC', // Chart Fill Colour #19 20 => 'FFCCFFFF', // Chart Fill Colour #20 21 => 'FF660066', // Chart Fill Colour #21 22 => 'FFFF8080', // Chart Fill Colour #22 23 => 'FF0066CC', // Chart Fill Colour #23 24 => 'FFCCCCFF', // Chart Fill Colour #24 25 => 'FF000080', // Chart Line Colour #25 26 => 'FFFF00FF', // Chart Line Colour #26 27 => 'FFFFFF00', // Chart Line Colour #27 28 => 'FF00FFFF', // Chart Line Colour #28 29 => 'FF800080', // Chart Line Colour #29 30 => 'FF800000', // Chart Line Colour #30 31 => 'FF008080', // Chart Line Colour #31 32 => 'FF0000FF', // Chart Line Colour #32 33 => 'FF00CCFF', // Standard Colour #33 34 => 'FFCCFFFF', // Standard Colour #34 35 => 'FFCCFFCC', // Standard Colour #35 36 => 'FFFFFF99', // Standard Colour #36 37 => 'FF99CCFF', // Standard Colour #37 38 => 'FFFF99CC', // Standard Colour #38 39 => 'FFCC99FF', // Standard Colour #39 40 => 'FFFFCC99', // Standard Colour #40 41 => 'FF3366FF', // Standard Colour #41 42 => 'FF33CCCC', // Standard Colour #42 43 => 'FF99CC00', // Standard Colour #43 44 => 'FFFFCC00', // Standard Colour #44 45 => 'FFFF9900', // Standard Colour #45 46 => 'FFFF6600', // Standard Colour #46 47 => 'FF666699', // Standard Colour #47 48 => 'FF969696', // Standard Colour #48 49 => 'FF003366', // Standard Colour #49 50 => 'FF339966', // Standard Colour #50 51 => 'FF003300', // Standard Colour #51 52 => 'FF333300', // Standard Colour #52 53 => 'FF993300', // Standard Colour #53 54 => 'FF993366', // Standard Colour #54 55 => 'FF333399', // Standard Colour #55 56 => 'FF333333' // Standard Colour #56 ); } if (array_key_exists($pIndex, self::$indexedColors)) { return new PHPExcel_Style_Color(self::$indexedColors[$pIndex]); } if ($background) { return new PHPExcel_Style_Color(self::COLOR_WHITE); } return new PHPExcel_Style_Color(self::COLOR_BLACK); } /** * Get hash code * * @return string Hash code */ public function getHashCode() { if ($this->isSupervisor) { return $this->getSharedComponent()->getHashCode(); } return md5( $this->argb . __CLASS__ ); } }
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