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<?php
/**
* DOMPDF - PHP5 HTML to PDF renderer
*
* File: $RCSfile: table_cell_renderer.cls.php,v $
* Created on: 2004-06-09
*
* Copyright (c) 2004 - Benj Carson <benjcarson@digitaljunkies.ca>
*
* 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 in the file LICENSE.LGPL; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
*
* Alternatively, you may distribute this software under the terms of the
* PHP License, version 3.0 or later. A copy of this license should have
* been distributed with this file in the file LICENSE.PHP . If this is not
* the case, you can obtain a copy at http://www.php.net/license/3_0.txt.
*
* The latest version of DOMPDF might be available at:
* http://www.digitaljunkies.ca/dompdf
*
* @link http://www.digitaljunkies.ca/dompdf
* @copyright 2004 Benj Carson
* @author Benj Carson <benjcarson@digitaljunkies.ca>
* @package dompdf
* @version 0.5.1
*/
/* $Id: table_cell_renderer.cls.php,v 1.5 2006/07/07 21:31:04 benjcarson Exp $ */
/**
* Renders table cells
*
* @access private
* @package dompdf
*/
class Table_Cell_Renderer extends Block_Renderer {
//........................................................................
function render(Frame $frame) {
$style = $frame->get_style();
list($x, $y, $w, $h) = $frame->get_padding_box();
// Draw our background, border and content
if ( ($bg = $style->background_color) !== "transparent" ) {
list($x, $y, $w, $h) = $frame->get_padding_box();
$this->_canvas->filled_rectangle( $x, $y, $w, $h, $style->background_color );
}
if ( ($url = $style->background_image) && $url !== "none" ) {
$this->_background_image($url, $x, $y, $w, $h, $style);
}
if ( $style->border_collapse != "collapse" ) {
$this->_render_border($frame, "bevel");
return;
}
// The collapsed case is slightly complicated...
$cellmap = Table_Frame_Decorator::find_parent_table($frame)->get_cellmap();
$cells = $cellmap->get_spanned_cells($frame);
$num_rows = $cellmap->get_num_rows();
$num_cols = $cellmap->get_num_cols();
// Determine the top row spanned by this cell
$i = $cells["rows"][0];
$top_row = $cellmap->get_row($i);
// Determine if this cell borders on the bottom of the table. If so,
// then we draw its bottom border. Otherwise the next row down will
// draw its top border instead.
if (in_array( $num_rows - 1, $cells["rows"])) {
$draw_bottom = true;
$bottom_row = $cellmap->get_row($num_rows - 1);
} else
$draw_bottom = false;
// Draw the horizontal borders
foreach ( $cells["columns"] as $j ) {
$bp = $cellmap->get_border_properties($i, $j);
$y = $top_row["y"] - $bp["top"]["width"] / 2;
$col = $cellmap->get_column($j);
$x = $col["x"] - $bp["left"]["width"] / 2;
$w = $col["used-width"] + ($bp["left"]["width"] + $bp["right"]["width"] ) / 2;
if ( $bp["top"]["style"] != "none" && $bp["top"]["width"] > 0 ) {
$widths = array($bp["top"]["width"],
$bp["right"]["width"],
$bp["bottom"]["width"],
$bp["left"]["width"]);
$method = "_border_". $bp["top"]["style"];
$this->$method($x, $y, $w, $bp["top"]["color"], $widths, "top", "square");
}
if ( $draw_bottom ) {
$bp = $cellmap->get_border_properties($num_rows - 1, $j);
if ( $bp["bottom"]["style"] == "none" || $bp["bottom"]["width"] <= 0 )
continue;
$y = $bottom_row["y"] + $bottom_row["height"] + $bp["bottom"]["width"] / 2;
$widths = array($bp["top"]["width"],
$bp["right"]["width"],
$bp["bottom"]["width"],
$bp["left"]["width"]);
$method = "_border_". $bp["bottom"]["style"];
$this->$method($x, $y, $w, $bp["bottom"]["color"], $widths, "bottom", "square");
}
}
$j = $cells["columns"][0];
$left_col = $cellmap->get_column($j);
if (in_array($num_cols - 1, $cells["columns"])) {
$draw_right = true;
$right_col = $cellmap->get_column($num_cols - 1);
} else
$draw_right = false;
// Draw the vertical borders
foreach ( $cells["rows"] as $i ) {
$bp = $cellmap->get_border_properties($i, $j);
$x = $left_col["x"] - $bp["left"]["width"] / 2;
$row = $cellmap->get_row($i);
$y = $row["y"] - $bp["top"]["width"] / 2;
$h = $row["height"] + ($bp["top"]["width"] + $bp["bottom"]["width"])/ 2;
if ( $bp["left"]["style"] != "none" && $bp["left"]["width"] > 0 ) {
$widths = array($bp["top"]["width"],
$bp["right"]["width"],
$bp["bottom"]["width"],
$bp["left"]["width"]);
$method = "_border_" . $bp["left"]["style"];
$this->$method($x, $y, $h, $bp["left"]["color"], $widths, "left", "square");
}
if ( $draw_right ) {
$bp = $cellmap->get_border_properties($i, $num_cols - 1);
if ( $bp["right"]["style"] == "none" || $bp["right"]["width"] <= 0 )
continue;
$x = $right_col["x"] + $right_col["used-width"] + $bp["right"]["width"] / 2;
$widths = array($bp["top"]["width"],
$bp["right"]["width"],
$bp["bottom"]["width"],
$bp["left"]["width"]);
$method = "_border_" . $bp["right"]["style"];
$this->$method($x, $y, $h, $bp["right"]["color"], $widths, "right", "square");
}
}
}
}
?>