Subversion-Projekte lars-tiefland.php_share

<?php

// $Header: /cvsroot/html2ps/box.legend.php,v 1.14 2006/07/09 09:07:44 Konstantin Exp $

class LegendBox extends GenericContainerBox {

  function &create(&$root, &$pipeline) {

    $box = new LegendBox($root);

    $box->readCSS($pipeline->get_current_css_state());

    $box->create_content($root, $pipeline);

    return $box;

  }

  function LegendBox(&$root) {

    // Call parent constructor

    $this->GenericContainerBox();

    $this->_current_x = 0;

    $this->_current_y = 0;

  }

  // Flow-control

  function reflow(&$parent, &$context) {

    GenericFormattedBox::reflow($parent, $context);

    // Determine upper-left _content_ corner position of current box

    $this->put_left($parent->get_left_padding());

    $this->put_top($parent->get_top_padding());

    // Legends will not wrap

    $this->put_full_width($this->get_max_width($context));

    // Reflow contents

    $this->reflow_content($context);

    // Adjust legend position

    $height = $this->get_full_height();

    $this->offset(units2pt(LEGEND_HORIZONTAL_OFFSET) + $this->get_extra_left(),

                  $height/2);

    // Adjust parent position

    $parent->offset(0, -$height/2);

    // Adjust parent content position

    for ($i=0; $i<count($parent->content); $i++) {

      if ($parent->content[$i]->uid != $this->uid) {

        $parent->content[$i]->offset(0, -$height/2);

      }

    }

    $parent->_current_y -= $height/2;

    $parent->extend_height($this->get_bottom_margin());

  }

  function show(&$driver) {

    // draw generic box

    return GenericContainerBox::show($driver);

  }

}

?>