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dompdf/src/Positioner/Inline.php
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<?php
/**
* @package dompdf
* @link http://dompdf.github.com/
* @author Benj Carson <benjcarson@digitaljunkies.ca>
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
*/
namespace Dompdf\Positioner;
use Dompdf\FrameDecorator\AbstractFrameDecorator;
use Dompdf\FrameDecorator\Inline as InlineFrameDecorator;
use Dompdf\FrameDecorator\Block as BlockFrameDecorator;
use Dompdf\Exception;
/**
* Positions inline frames
*
* @package dompdf
*/
class Inline extends AbstractPositioner
{
function __construct(AbstractFrameDecorator $frame)
{
parent::__construct($frame);
}
//........................................................................
function position()
{
/**
* Find our nearest block level parent and access its lines property.
* @var BlockFrameDecorator
*/
$p = $this->_frame->find_block_parent();
// Debugging code:
// Helpers::pre_r("
Positioning:");
// Helpers::pre_r("Me: " . $this->_frame->get_node()->nodeName . " (" . spl_object_hash($this->_frame->get_node()) . ")");
// Helpers::pre_r("Parent: " . $p->get_node()->nodeName . " (" . spl_object_hash($p->get_node()) . ")");
// End debugging
if (!$p)
throw new Exception("No block-level parent found. Not good.");
$f = $this->_frame;
$cb = $f->get_containing_block();
$line = $p->get_current_line_box();
// Skip the page break if in a fixed position element
$is_fixed = false;
while ($f = $f->get_parent()) {
if ($f->get_style()->position === "fixed") {
$is_fixed = true;
break;
}
}
$f = $this->_frame;
if (!$is_fixed && $f->get_parent() &&
$f->get_parent() instanceof InlineFrameDecorator &&
$f->is_text_node()
) {
$min_max = $f->get_reflower()->get_min_max_width();
// If the frame doesn't fit in the current line, a line break occurs
if ($min_max["min"] > ($cb["w"] - $line->left - $line->w - $line->right)) {
$p->add_line();
}
}
$f->set_position($cb["x"] + $line->w, $line->y);
}
}
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