List.php
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<?php
/*
PHPRtfLite
Copyright 2007-2008 Denis Slaveckij <sinedas@gmail.com>
Copyright 2010-2012 Steffen Zeidler <sigma_z@sigma-scripts.de>
This file is part of PHPRtfLite.
PHPRtfLite 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 3 of the License, or
(at your option) any later version.
PHPRtfLite 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 PHPRtfLite. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Abstract class for rtf lists (numberings and enumerations).
* @version 1.2
* @author Denis Slaveckij <sinedas@gmail.com>
* @author Steffen Zeidler <sigma_z@sigma-scripts.de>
* @copyright 2007-2008 Denis Slaveckij, 2010-2012 Steffen Zeidler
* @package PHPRtfLite
* @subpackage PHPRtfLite_List
*/
abstract class PHPRtfLite_List
{
/**
* @var PHPRtfLite
*/
protected $_rtf;
/**
* type of list
* @var integer
*/
protected $_type;
/**
* @var PHPRtfLite_Font
*/
protected $_font;
/**
* @var PHPRtfLite_ParFormat
*/
protected $_parFormat;
/**
* indent to list character in centimeter
* @var float
*/
protected $_listIndent = PHPRtfLite_Unit::UNIT_CM;
/**
* indent to text in centimeter
* @var float
*/
protected $_textIndent = PHPRtfLite_Unit::UNIT_CM;
/**
* @var array
*/
protected $_items = array();
/**
* gets list character
*
* @param integer $number
* @return string
*/
abstract protected function getListCharacter($number);
/**
* constructor
*
* @param PHPRtfLite $rtf
* @param integer $type
* @param PHPRtfLite_Font $font
* @param PHPRtfLite_ParFormat $parFormat
*/
public function __construct(PHPRtfLite $rtf, $type = null,
PHPRtfLite_Font $font = null, PHPRtfLite_ParFormat $parFormat = null)
{
$this->_rtf = $rtf;
$this->_type = $type;
$this->_font = $font;
$this->_parFormat = $parFormat;
}
/**
* adds item to list
*
* @param string $text
* @param PHPRtfLite_Font $font
* @param PHPRtfLite_ParFormat $parFormat
* @param boolean $convertTagsToRtf
* @return PHPRtfLite_List
*/
public function addItem($text,
PHPRtfLite_Font $font = null,
PHPRtfLite_ParFormat $parFormat = null,
$convertTagsToRtf = true)
{
if ($font === null) {
$font = $this->_font;
}
if ($parFormat === null) {
$parFormat = $this->_parFormat;
}
$element = new PHPRtfLite_Element($this->_rtf, $text, $font, $parFormat);
if ($convertTagsToRtf) {
$element->setConvertTagsToRtf();
}
$this->_items[] = $element;
return $this;
}
/**
* adds element to list
*
* @param PHPRtfLite_Element $element
* @return PHPRtfLite_List
*/
public function addElement(PHPRtfLite_Element $element)
{
$this->_items[] = $element;
return $this;
}
/**
* adds list to list
*
* @param PHPRtfLite_List $element
* @return PHPRtfLite_List
*/
public function addList(PHPRtfLite_List $list)
{
$this->_items[] = $list;
$list->_textIndent += $this->_textIndent;
return $this;
}
/**
* sets list indent
*
* @param float $indent
*/
public function setListIndent($indent)
{
$this->_listIndent = PHPRtfLite_Unit::getUnitInTwips($indent);
}
/**
* sets text indent
*
* @param float $indent
*/
public function setTextIndent($indent)
{
$this->_textIndent = PHPRtfLite_Unit::getUnitInTwips($indent);
}
/**
* gets font
*
* @return PHPRtfLite_Font
*/
public function getFont()
{
return $this->_font;
}
/**
* gets par format
*
* @return PHPRtfLite_ParFormat
*/
public function getParFormat()
{
return $this->_parFormat;
}
/**
* default implementation for getting font index for list character
*
* @return string
*/
protected function getListCharFontIndex()
{
return '0';
}
/**
* renders list
*/
public function render()
{
$stream = $this->_rtf->getWriter();
$number = 0;
foreach ($this->_items as $item) {
// item is a list
if ($item instanceof PHPRtfLite_List) {
if ($this instanceof PHPRtfLite_List_Numbering) {
$item->setPrefix($this->_prefix . $this->getNumber($number) . $this->_separator);
$item->setSuffix($this->_suffix);
}
}
// item is a element
else {
$number++;
$listCharFontIndex = $this->getListCharFontIndex();
$listCharacter = $this->getListCharacter($number);
$listCharDefinition = '{\*\pn\pnlvlblt' . '\pnf' . $listCharFontIndex;
if ($this->_font) {
$listCharDefinition .= '\pnfs' . ($this->_font->getSize() * 2);
if (($color = $this->_font->getColor())) {
$listCharDefinition .= '\pncf' . $this->_rtf->getColorTable()->getColorIndex($color);
}
}
$listCharDefinition .= '\pnindent0{\pntxtb ' . $listCharacter . '}}';
$textIndent = $this->_listIndent + $this->_textIndent;
$stream->write('\nowidctlpar\fi-' . $this->_listIndent . '\li' . $textIndent . "\r\n");
$stream->write($listCharDefinition);
}
// renders item
$item->render();
if (false == ($item instanceof PHPRtfLite_List)) {
$stream->write('\par\pard' . "\r\n");
}
}
}
}