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<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2011 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 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version 1.7.6, 2011-02-27
*/
/**
* PHPExcel_Style_Color
*
* @category PHPExcel
* @package PHPExcel_Style
* @copyright Copyright (c) 2006 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Style_Color 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
*/
private static $_indexedColors;
/**
* ARGB - Alpha RGB
*
* @var string
*/
private $_argb;
/**
* Supervisor?
*
* @var boolean
*/
private $_isSupervisor;
/**
* Parent. Only used for supervisor
*
* @var mixed
*/
private $_parent;
/**
* Parent property name
*
* @var string
*/
private $_parentPropertyName;
/**
* Create a new PHPExcel_Style_Color
*
* @param string $pARGB
*/
public function __construct($pARGB = PHPExcel_Style_Color::COLOR_BLACK, $isSupervisor = false)
{
// Supervisor?
$this->_isSupervisor = $isSupervisor;
// Initialise values
$this->_argb = $pARGB;
}
/**
* Bind parent. Only used for supervisor
*
* @param mixed $parent
* @param string $parentPropertyName
* @return PHPExcel_Style_Color
*/
public function bindParent($parent, $parentPropertyName)
{
$this->_parent = $parent;
$this->_parentPropertyName = $parentPropertyName;
return $this;
}
/**
* Is this a supervisor or a real style component?
*
* @return boolean
*/
public function getIsSupervisor()
{
return $this->_isSupervisor;
}
/**
* Get the shared style component for the currently active cell in currently active sheet.
* Only used for style supervisor
*
* @return PHPExcel_Style_Color
*/
public function getSharedComponent()
{
switch ($this->_parentPropertyName) {
case '_endColor':
return $this->_parent->getSharedComponent()->getEndColor();
break;
case '_color':
return $this->_parent->getSharedComponent()->getColor();
break;
case '_startColor':
return $this->_parent->getSharedComponent()->getStartColor();
break;
}
}
/**
* Get the currently active sheet. Only used for supervisor
*
* @return PHPExcel_Worksheet
*/
public function getActiveSheet()
{
return $this->_parent->getActiveSheet();
}
/**
* Get the currently active cell coordinate in currently active sheet.
* Only used for supervisor
*
* @return string E.g. 'A1'
*/
public function getSelectedCells()
{
return $this->getActiveSheet()->getSelectedCells();
}
/**
* Get the currently active cell coordinate in currently active sheet.
* Only used for supervisor
*
* @return string E.g. 'A1'
*/
public function getActiveCell()
{
return $this->getActiveSheet()->getActiveCell();
}
/**
* 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 $pStyles Array containing style information
* @throws Exception
* @return PHPExcel_Style_Color
*/
public function applyFromArray($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 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 $pValue
* @return PHPExcel_Style_Color
*/
public function setRGB($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 $this;
}
private static function _getColourComponent($RGB,$offset,$hex=true) {
$colour = substr($RGB,$offset,2);
if (!$hex)
$colour = hexdec($colour);
return $colour;
}
public static function getRed($RGB,$hex=true) {
if (strlen($RGB) == 8) {
return self::_getColourComponent($RGB,2,$hex);
} elseif (strlen($RGB) == 6) {
return self::_getColourComponent($RGB,0,$hex);
}
}
public static function getGreen($RGB,$hex=true) {
if (strlen($RGB) == 8) {
return self::_getColourComponent($RGB,4,$hex);
} elseif (strlen($RGB) == 6) {
return self::_getColourComponent($RGB,2,$hex);
}
}
public static function getBlue($RGB,$hex=true) {
if (strlen($RGB) == 8) {
return self::_getColourComponent($RGB,6,$hex);
} elseif (strlen($RGB) == 6) {
return self::_getColourComponent($RGB,4,$hex);
}
}
/**
* Adjust the brightness of a color
*
* @param string $hex The colour as an RGB value (e.g. FF00CCCC or CCDDEE
* @param float $adjustPercentage The percentage by which to adjust the colour as a float from -1 to 1
* @return string The adjusted colour as an RGB value (e.g. FF00CCCC or CCDDEE
*/
public static function changeBrightness($hex, $adjustPercentage) {
$red = self::getRed($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) $blue = 255;
return strtoupper( str_pad(dechex($red), 2, '0', 0) .
str_pad(dechex($green), 2, '0', 0) .
str_pad(dechex($blue), 2, '0', 0)
);
}
/**
* Get indexed color
*
* @param int $pIndex
* @return PHPExcel_Style_Color
*/
public static function indexedColor($pIndex, $background=false) {
// Clean parameter
$pIndex = intval($pIndex);
// Indexed colors
if (is_null(self::$_indexedColors)) {
self::$_indexedColors = array();
self::$_indexedColors[] = '00000000';
self::$_indexedColors[] = '00FFFFFF';
self::$_indexedColors[] = '00FF0000';
self::$_indexedColors[] = '0000FF00';
self::$_indexedColors[] = '000000FF';
self::$_indexedColors[] = '00FFFF00';
self::$_indexedColors[] = '00FF00FF';
self::$_indexedColors[] = '0000FFFF';
self::$_indexedColors[] = '00000000';
self::$_indexedColors[] = '00FFFFFF';
self::$_indexedColors[] = '00FF0000';
self::$_indexedColors[] = '0000FF00';
self::$_indexedColors[] = '000000FF';
self::$_indexedColors[] = '00FFFF00';
self::$_indexedColors[] = '00FF00FF';
self::$_indexedColors[] = '0000FFFF';
self::$_indexedColors[] = '00800000';
self::$_indexedColors[] = '00008000';
self::$_indexedColors[] = '00000080';
self::$_indexedColors[] = '00808000';
self::$_indexedColors[] = '00800080';
self::$_indexedColors[] = '00008080';
self::$_indexedColors[] = '00C0C0C0';
self::$_indexedColors[] = '00808080';
self::$_indexedColors[] = '009999FF';
self::$_indexedColors[] = '00993366';
self::$_indexedColors[] = '00FFFFCC';
self::$_indexedColors[] = '00CCFFFF';
self::$_indexedColors[] = '00660066';
self::$_indexedColors[] = '00FF8080';
self::$_indexedColors[] = '000066CC';
self::$_indexedColors[] = '00CCCCFF';
self::$_indexedColors[] = '00000080';
self::$_indexedColors[] = '00FF00FF';
self::$_indexedColors[] = '00FFFF00';
self::$_indexedColors[] = '0000FFFF';
self::$_indexedColors[] = '00800080';
self::$_indexedColors[] = '00800000';
self::$_indexedColors[] = '00008080';
self::$_indexedColors[] = '000000FF';
self::$_indexedColors[] = '0000CCFF';
self::$_indexedColors[] = '00CCFFFF';
self::$_indexedColors[] = '00CCFFCC';
self::$_indexedColors[] = '00FFFF99';
self::$_indexedColors[] = '0099CCFF';
self::$_indexedColors[] = '00FF99CC';
self::$_indexedColors[] = '00CC99FF';
self::$_indexedColors[] = '00FFCC99';
self::$_indexedColors[] = '003366FF';
self::$_indexedColors[] = '0033CCCC';
self::$_indexedColors[] = '0099CC00';
self::$_indexedColors[] = '00FFCC00';
self::$_indexedColors[] = '00FF9900';
self::$_indexedColors[] = '00FF6600';
self::$_indexedColors[] = '00666699';
self::$_indexedColors[] = '00969696';
self::$_indexedColors[] = '00003366';
self::$_indexedColors[] = '00339966';
self::$_indexedColors[] = '00003300';
self::$_indexedColors[] = '00333300';
self::$_indexedColors[] = '00993300';
self::$_indexedColors[] = '00993366';
self::$_indexedColors[] = '00333399';
self::$_indexedColors[] = '00333333';
}
if (array_key_exists($pIndex, self::$_indexedColors)) {
return new PHPExcel_Style_Color(self::$_indexedColors[$pIndex]);
}
if ($background) {
return new PHPExcel_Style_Color('FFFFFFFF');
}
return new PHPExcel_Style_Color('FF000000');
}
/**
* Get hash code
*
* @return string Hash code
*/
public function getHashCode() {
if ($this->_isSupervisor) {
return $this->getSharedComponent()->getHashCode();
}
return md5(
$this->_argb
. __CLASS__
);
}
/**
* Implement PHP __clone to create a deep clone, not just a shallow copy.
*/
public function __clone() {
$vars = get_object_vars($this);
foreach ($vars as $key => $value) {
if ((is_object($value)) && ($key != '_parent')) {
$this->$key = clone $value;
} else {
$this->$key = $value;
}
}
}
}
........