File Source for BaseDrawing.php

<?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_Worksheet
* @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_Worksheet_BaseDrawing
*
* @category PHPExcel
* @package PHPExcel_Worksheet
* @copyright Copyright (c) 2006 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Worksheet_BaseDrawing implements PHPExcel_IComparable
{
/**
* Image counter
*
* @var int
*/
private static $_imageCounter = 0;
/**
* Image index
*
* @var int
*/
private $_imageIndex = 0;
/**
* Name
*
* @var string
*/
protected $_name;
/**
* Description
*
* @var string
*/
protected $_description;
/**
* Worksheet
*
* @var PHPExcel_Worksheet
*/
protected $_worksheet;
/**
* Coordinates
*
* @var string
*/
protected $_coordinates;
/**
* Offset X
*
* @var int
*/
protected $_offsetX;
/**
* Offset Y
*
* @var int
*/
protected $_offsetY;
/**
* Width
*
* @var int
*/
protected $_width;
/**
* Height
*
* @var int
*/
protected $_height;
/**
* Proportional resize
*
* @var boolean
*/
protected $_resizeProportional;
/**
* Rotation
*
* @var int
*/
protected $_rotation;
/**
* Shadow
*
* @var PHPExcel_Worksheet_Drawing_Shadow
*/
protected $_shadow;
/**
* Create a new PHPExcel_Worksheet_BaseDrawing
*/
public function __construct()
{
// Initialise values
$this->_name = '';
$this->_description = '';
$this->_worksheet = null;
$this->_coordinates = 'A1';
$this->_offsetX = 0;
$this->_offsetY = 0;
$this->_width = 0;
$this->_height = 0;
$this->_resizeProportional = true;
$this->_rotation = 0;
$this->_shadow = new PHPExcel_Worksheet_Drawing_Shadow();
// Set image index
self::$_imageCounter++;
$this->_imageIndex = self::$_imageCounter;
}
/**
* Get image index
*
* @return int
*/
public function getImageIndex() {
return $this->_imageIndex;
}
/**
* Get Name
*
* @return string
*/
public function getName() {
return $this->_name;
}
/**
* Set Name
*
* @param string $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setName($pValue = '') {
$this->_name = $pValue;
return $this;
}
/**
* Get Description
*
* @return string
*/
public function getDescription() {
return $this->_description;
}
/**
* Set Description
*
* @param string $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setDescription($pValue = '') {
$this->_description = $pValue;
return $this;
}
/**
* Get Worksheet
*
* @return PHPExcel_Worksheet
*/
public function getWorksheet() {
return $this->_worksheet;
}
/**
* Set Worksheet
*
* @param PHPExcel_Worksheet $pValue
* @param bool $pOverrideOld If a Worksheet has already been assigned, overwrite it and remove image from old Worksheet?
* @throws Exception
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setWorksheet(PHPExcel_Worksheet $pValue = null, $pOverrideOld = false) {
if (is_null($this->_worksheet)) {
// Add drawing to PHPExcel_Worksheet
$this->_worksheet = $pValue;
$this->_worksheet->getCell($this->_coordinates);
$this->_worksheet->getDrawingCollection()->append($this);
} else {
if ($pOverrideOld) {
// Remove drawing from old PHPExcel_Worksheet
$iterator = $this->_worksheet->getDrawingCollection()->getIterator();
while ($iterator->valid()) {
if ($iterator->current()->getHashCode() == $this->getHashCode()) {
$this->_worksheet->getDrawingCollection()->offsetUnset( $iterator->key() );
$this->_worksheet = null;
break;
}
}
// Set new PHPExcel_Worksheet
$this->setWorksheet($pValue);
} else {
throw new Exception("A PHPExcel_Worksheet has already been assigned. Drawings can only exist on one PHPExcel_Worksheet.");
}
}
return $this;
}
/**
* Get Coordinates
*
* @return string
*/
public function getCoordinates() {
return $this->_coordinates;
}
/**
* Set Coordinates
*
* @param string $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setCoordinates($pValue = 'A1') {
$this->_coordinates = $pValue;
return $this;
}
/**
* Get OffsetX
*
* @return int
*/
public function getOffsetX() {
return $this->_offsetX;
}
/**
* Set OffsetX
*
* @param int $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setOffsetX($pValue = 0) {
$this->_offsetX = $pValue;
return $this;
}
/**
* Get OffsetY
*
* @return int
*/
public function getOffsetY() {
return $this->_offsetY;
}
/**
* Set OffsetY
*
* @param int $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setOffsetY($pValue = 0) {
$this->_offsetY = $pValue;
return $this;
}
/**
* Get Width
*
* @return int
*/
public function getWidth() {
return $this->_width;
}
/**
* Set Width
*
* @param int $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setWidth($pValue = 0) {
// Resize proportional?
if ($this->_resizeProportional && $pValue != 0) {
$ratio = $this->_height / $this->_width;
$this->_height = round($ratio * $pValue);
}
// Set width
$this->_width = $pValue;
return $this;
}
/**
* Get Height
*
* @return int
*/
public function getHeight() {
return $this->_height;
}
/**
* Set Height
*
* @param int $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setHeight($pValue = 0) {
// Resize proportional?
if ($this->_resizeProportional && $pValue != 0) {
$ratio = $this->_width / $this->_height;
$this->_width = round($ratio * $pValue);
}
// Set height
$this->_height = $pValue;
return $this;
}
/**
* Set width and height with proportional resize
* Example:
* <code>
* $objDrawing->setResizeProportional(true);
* $objDrawing->setWidthAndHeight(160,120);
* </code>
*
* @author Vincent@luo MSN:kele_100@hotmail.com
* @param int $width
* @param int $height
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setWidthAndHeight($width = 0, $height = 0) {
$xratio = $width / $this->_width;
$yratio = $height / $this->_height;
if ($this->_resizeProportional && !($width == 0 || $height == 0)) {
if (($xratio * $this->_height) < $height) {
$this->_height = ceil($xratio * $this->_height);
$this->_width = $width;
} else {
$this->_width = ceil($yratio * $this->_width);
$this->_height = $height;
}
}
return $this;
}
/**
* Get ResizeProportional
*
* @return boolean
*/
public function getResizeProportional() {
return $this->_resizeProportional;
}
/**
* Set ResizeProportional
*
* @param boolean $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setResizeProportional($pValue = true) {
$this->_resizeProportional = $pValue;
return $this;
}
/**
* Get Rotation
*
* @return int
*/
public function getRotation() {
return $this->_rotation;
}
/**
* Set Rotation
*
* @param int $pValue
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setRotation($pValue = 0) {
$this->_rotation = $pValue;
return $this;
}
/**
* Get Shadow
*
* @return PHPExcel_Worksheet_Drawing_Shadow
*/
public function getShadow() {
return $this->_shadow;
}
/**
* Set Shadow
*
* @param PHPExcel_Worksheet_Drawing_Shadow $pValue
* @throws Exception
* @return PHPExcel_Worksheet_BaseDrawing
*/
public function setShadow(PHPExcel_Worksheet_Drawing_Shadow $pValue = null) {
$this->_shadow = $pValue;
return $this;
}
/**
* Get hash code
*
* @return string Hash code
*/
public function getHashCode() {
return md5(
$this->_name
. $this->_description
. $this->_worksheet->getHashCode()
. $this->_coordinates
. $this->_offsetX
. $this->_offsetY
. $this->_width
. $this->_height
. $this->_rotation
. $this->_shadow->getHashCode()
. __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)) {
$this->$key = clone $value;
} else {
$this->$key = $value;
}
}
}
}

Source for file BaseDrawing.php