[3019] | 1 | <?php
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| 2 | /**
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| 3 | * DOMPDF - PHP5 HTML to PDF renderer
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| 4 | *
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| 5 | * File: $RCSfile: cellmap.cls.php,v $
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| 6 | * Created on: 2004-07-28
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| 7 | *
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| 8 | * Copyright (c) 2004 - Benj Carson <benjcarson@digitaljunkies.ca>
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| 9 | *
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| 10 | * This library is free software; you can redistribute it and/or
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| 11 | * modify it under the terms of the GNU Lesser General Public
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| 12 | * License as published by the Free Software Foundation; either
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| 13 | * version 2.1 of the License, or (at your option) any later version.
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| 14 | *
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| 15 | * This library is distributed in the hope that it will be useful,
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 18 | * Lesser General Public License for more details.
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| 19 | *
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| 20 | * You should have received a copy of the GNU Lesser General Public License
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| 21 | * along with this library in the file LICENSE.LGPL; if not, write to the
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| 22 | * Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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| 23 | * 02111-1307 USA
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| 24 | *
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| 25 | * Alternatively, you may distribute this software under the terms of the
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| 26 | * PHP License, version 3.0 or later. A copy of this license should have
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| 27 | * been distributed with this file in the file LICENSE.PHP . If this is not
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| 28 | * the case, you can obtain a copy at http://www.php.net/license/3_0.txt.
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| 29 | *
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| 30 | * The latest version of DOMPDF might be available at:
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| 31 | * http://www.digitaljunkies.ca/dompdf
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| 32 | *
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| 33 | * @link http://www.digitaljunkies.ca/dompdf
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| 34 | * @copyright 2004 Benj Carson
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| 35 | * @author Benj Carson <benjcarson@digitaljunkies.ca>
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| 36 | * @package dompdf
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| 37 | * @version 0.5.1
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| 38 | */
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| 39 |
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| 40 | /* $Id: cellmap.cls.php 185 2009-10-19 22:40:21Z eclecticgeek@gmail.com $ */
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| 41 |
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| 42 | /**
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| 43 | * Maps table cells to the table grid.
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| 44 | *
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| 45 | * This class resolves borders in tables with collapsed borders and helps
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| 46 | * place row & column spanned table cells.
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| 47 | *
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| 48 | * @access private
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| 49 | * @package dompdf
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| 50 | */
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| 51 | class Cellmap {
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| 52 |
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| 53 | /**
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| 54 | * Border style weight lookup for collapsed border resolution.
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| 55 | *
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| 56 | * @var array
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| 57 | */
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| 58 | static protected $_BORDER_STYLE_SCORE = array("inset" => 1,
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| 59 | "groove" => 2,
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| 60 | "outset" => 3,
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| 61 | "ridge" => 4,
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| 62 | "dotted" => 5,
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| 63 | "dashed" => 6,
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| 64 | "solid" => 7,
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| 65 | "double" => 8,
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| 66 | "none" => 0);
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| 67 |
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| 68 | /**
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| 69 | * The table object this cellmap is attached to.
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| 70 | *
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| 71 | * @var Table_Frame_Decorator
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| 72 | */
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| 73 | protected $_table;
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| 74 |
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| 75 | /**
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| 76 | * The total number of rows in the table
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| 77 | *
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| 78 | * @var int
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| 79 | */
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| 80 | protected $_num_rows;
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| 81 |
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| 82 | /**
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| 83 | * The total number of columns in the table
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| 84 | *
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| 85 | * @var int
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| 86 | */
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| 87 | protected $_num_cols;
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| 88 |
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| 89 | /**
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| 90 | * 2D array mapping <row,column> to frames
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| 91 | *
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| 92 | * @var array
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| 93 | */
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| 94 | protected $_cells;
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| 95 |
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| 96 | /**
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| 97 | * 1D array of column dimensions
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| 98 | *
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| 99 | * @var array
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| 100 | */
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| 101 | protected $_columns;
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| 102 |
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| 103 | /**
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| 104 | * 1D array of row dimensions
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| 105 | *
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| 106 | * @var array
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| 107 | */
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| 108 | protected $_rows;
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| 109 |
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| 110 | /**
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| 111 | * 2D array of border specs
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| 112 | *
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| 113 | * @var array
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| 114 | */
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| 115 | protected $_borders;
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| 116 |
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| 117 | /**
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| 118 | * 1D Array mapping frames to (multiple) <row, col> pairs, keyed on
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| 119 | * frame_id.
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| 120 | *
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| 121 | * @var array
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| 122 | */
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| 123 | protected $_frames;
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| 124 |
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| 125 | /**
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| 126 | * Current column when adding cells, 0-based
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| 127 | *
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| 128 | * @var int
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| 129 | */
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| 130 | private $__col;
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| 131 |
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| 132 | /**
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| 133 | * Current row when adding cells, 0-based
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| 134 | *
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| 135 | * @var int
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| 136 | */
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| 137 | private $__row;
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| 138 |
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| 139 | //........................................................................
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| 140 |
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| 141 | function __construct(Table_Frame_Decorator $table) {
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| 142 | $this->_table = $table;
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| 143 | $this->reset();
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| 144 | }
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| 145 |
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| 146 | //........................................................................
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| 147 |
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| 148 | function reset() {
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| 149 | $this->_num_rows = 0;
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| 150 | $this->_num_cols = 0;
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| 151 |
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| 152 | $this->_cells = array();
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| 153 | $this->_frames = array();
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| 154 |
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| 155 | $this->_columns = array();
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| 156 | $this->_rows = array();
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| 157 |
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| 158 | $this->_borders = array();
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| 159 |
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| 160 | $this->__col = $this->__row = 0;
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| 161 | }
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| 162 |
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| 163 | //........................................................................
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| 164 |
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| 165 | function get_num_rows() { return $this->_num_rows; }
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| 166 | function get_num_cols() { return $this->_num_cols; }
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| 167 |
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| 168 | function &get_columns() {
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| 169 | return $this->_columns;
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| 170 | }
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| 171 |
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| 172 | function &get_column($i) {
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| 173 | if ( !isset($this->_columns[$i]) )
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| 174 | $this->_columns[$i] = array("x" => 0,
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| 175 | "min-width" => 0,
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| 176 | "max-width" => 0,
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| 177 | "used-width" => null,
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| 178 | "absolute" => 0,
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| 179 | "percent" => 0,
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| 180 | "auto" => true);
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| 181 |
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| 182 | return $this->_columns[$i];
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| 183 | }
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| 184 |
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| 185 | function &get_rows() {
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| 186 | return $this->_rows;
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| 187 | }
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| 188 |
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| 189 | function &get_row($j) {
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| 190 | if ( !isset($this->_rows[$j]) )
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| 191 | $this->_rows[$j] = array("y" => 0,
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| 192 | "first-column" => 0,
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| 193 | "height" => null);
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| 194 | return $this->_rows[$j];
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| 195 | }
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| 196 |
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| 197 | function get_border($i, $j, $h_v, $prop = null) {
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| 198 | if ( !isset($this->_borders[$i][$j][$h_v]) )
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| 199 | $this->_borders[$i][$j][$h_v] = array("width" => 0,
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| 200 | "style" => "solid",
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| 201 | "color" => "black");
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| 202 | if ( isset($prop) )
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| 203 | return $this->_borders[$i][$j][$h_v][$prop];
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| 204 |
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| 205 | return $this->_borders[$i][$j][$h_v];
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| 206 | }
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| 207 |
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| 208 | function get_border_properties($i, $j) {
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| 209 |
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| 210 | $left = $this->get_border($i, $j, "vertical");
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| 211 | $right = $this->get_border($i, $j+1, "vertical");
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| 212 | $top = $this->get_border($i, $j, "horizontal");
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| 213 | $bottom = $this->get_border($i+1, $j, "horizontal");
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| 214 |
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| 215 | return compact("top", "bottom", "left", "right");
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| 216 | }
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| 217 |
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| 218 | //........................................................................
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| 219 |
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| 220 | function get_spanned_cells($frame) {
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| 221 | $key = $frame->get_id();
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| 222 |
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| 223 | if ( !isset($this->_frames[$key]) ) {
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| 224 | throw new DOMPDF_Internal_Exception("Frame not found in cellmap");
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| 225 | }
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| 226 |
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| 227 | return $this->_frames[$key];
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| 228 |
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| 229 | }
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| 230 |
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| 231 | function frame_exists_in_cellmap($frame) {
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| 232 | $key = $frame->get_id();
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| 233 | return isset($this->_frames[$key]);
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| 234 | }
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| 235 |
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| 236 | function get_frame_position($frame) {
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| 237 | global $_dompdf_warnings;
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| 238 |
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| 239 | $key = $frame->get_id();
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| 240 |
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| 241 | if ( !isset($this->_frames[$key]) ) {
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| 242 | throw new DOMPDF_Internal_Exception("Frame not found in cellmap");
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| 243 | }
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| 244 |
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| 245 | $col = $this->_frames[$key]["columns"][0];
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| 246 | $row = $this->_frames[$key]["rows"][0];
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| 247 |
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| 248 | if ( !isset($this->_columns[$col])) {
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| 249 | $_dompdf_warnings[] = "Frame not found in columns array. Check your table layout for missing or extra TDs.";
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| 250 | $x = 0;
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| 251 | } else
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| 252 | $x = $this->_columns[$col]["x"];
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| 253 |
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| 254 | if ( !isset($this->_rows[$row])) {
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| 255 | $_dompdf_warnings[] = "Frame not found in row array. Check your table layout for missing or extra TDs.";
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| 256 | $y = 0;
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| 257 | } else
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| 258 | $y = $this->_rows[$row]["y"];
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| 259 |
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| 260 | return array($x, $y, "x" => $x, "y" => $y);
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| 261 | }
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| 262 |
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| 263 | function get_frame_width($frame) {
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| 264 | $key = $frame->get_id();
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| 265 |
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| 266 | if ( !isset($this->_frames[$key]) ) {
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| 267 | throw new DOMPDF_Internal_Exception("Frame not found in cellmap");
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| 268 | }
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| 269 |
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| 270 | $cols = $this->_frames[$key]["columns"];
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| 271 | $w = 0;
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| 272 | foreach ($cols as $i)
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| 273 | $w += $this->_columns[$i]["used-width"];
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| 274 |
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| 275 | return $w;
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| 276 |
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| 277 | }
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| 278 |
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| 279 | function get_frame_height($frame) {
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| 280 | $key = $frame->get_id();
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| 281 |
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| 282 | if ( !isset($this->_frames[$key]) )
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| 283 | throw new DOMPDF_Internal_Exception("Frame not found in cellmap");
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| 284 |
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| 285 | $rows = $this->_frames[$key]["rows"];
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| 286 | $h = 0;
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| 287 | foreach ($rows as $i) {
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| 288 | if ( !isset($this->_rows[$i]) ) {
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| 289 | throw new Exception("foo");
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| 290 | }
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| 291 | $h += $this->_rows[$i]["height"];
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| 292 | }
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| 293 | return $h;
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| 294 |
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| 295 | }
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| 296 |
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| 297 |
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| 298 | //........................................................................
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| 299 |
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| 300 | function set_column_width($j, $width) {
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| 301 | $col =& $this->get_column($j);
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| 302 | $col["used-width"] = $width;
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| 303 | $next_col =& $this->get_column($j+1);
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| 304 | $next_col["x"] = $next_col["x"] + $width;
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| 305 | }
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| 306 |
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| 307 | function set_row_height($i, $height) {
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| 308 | $row =& $this->get_row($i);
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| 309 | if ( $height <= $row["height"] )
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| 310 | return;
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| 311 |
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| 312 | $row["height"] = $height;
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| 313 | $next_row =& $this->get_row($i+1);
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| 314 | $next_row["y"] = $row["y"] + $height;
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| 315 |
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| 316 | }
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| 317 |
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| 318 | //........................................................................
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| 319 |
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| 320 |
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| 321 | protected function _resolve_border($i, $j, $h_v, $border_spec) {
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| 322 | $n_width = $border_spec["width"];
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| 323 | $n_style = $border_spec["style"];
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| 324 | $n_color = $border_spec["color"];
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| 325 |
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| 326 | if ( !isset($this->_borders[$i][$j][$h_v]) ) {
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| 327 | $this->_borders[$i][$j][$h_v] = $border_spec;
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| 328 | return $this->_borders[$i][$j][$h_v]["width"];
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| 329 | }
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| 330 |
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| 331 | $o_width = $this->_borders[$i][$j][$h_v]["width"];
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| 332 | $o_style = $this->_borders[$i][$j][$h_v]["style"];
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| 333 | $o_color = $this->_borders[$i][$j][$h_v]["color"];
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| 334 |
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| 335 | if ( ($n_style === "hidden" ||
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| 336 | $n_width > $o_width ||
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| 337 | $o_style === "none")
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| 338 |
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| 339 | or
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| 340 |
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| 341 | ($o_width == $n_width &&
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| 342 | in_array($n_style, self::$_BORDER_STYLE_SCORE) &&
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| 343 | self::$_BORDER_STYLE_SCORE[ $n_style ] > self::$_BORDER_STYLE_SCORE[ $o_style ]) )
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| 344 | $this->_borders[$i][$j][$h_v] = $border_spec;
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| 345 |
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| 346 | return $this->_borders[$i][$j][$h_v]["width"];
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| 347 | }
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| 348 |
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| 349 | //........................................................................
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| 350 |
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| 351 | function add_frame(Frame $frame) {
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| 352 |
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| 353 | $style = $frame->get_style();
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| 354 | $display = $style->display;
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| 355 |
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| 356 | $collapse = $this->_table->get_style()->border_collapse == "collapse";
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| 357 |
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| 358 | // Recursively add the frames within tables, table-row-groups and table-rows
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| 359 | if ( $display == "table-row" ||
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| 360 | $display == "table" ||
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| 361 | $display == "inline-table" ||
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| 362 | in_array($display, Table_Frame_Decorator::$ROW_GROUPS) ) {
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| 363 |
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| 364 | $start_row = $this->__row;
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| 365 | foreach ( $frame->get_children() as $child )
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| 366 | $this->add_frame( $child );
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| 367 |
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| 368 | if ( $display == "table-row" )
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| 369 | $this->add_row();
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| 370 |
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| 371 | $num_rows = $this->__row - $start_row - 1;
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| 372 | $key = $frame->get_id();
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| 373 |
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| 374 | // Row groups always span across the entire table
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| 375 | $this->_frames[ $key ]["columns"] = range(0,max(0,$this->_num_cols-1));
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| 376 | $this->_frames[ $key ]["rows"] = range($start_row, max(0, $this->__row - 1));
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| 377 | $this->_frames[ $key ]["frame"] = $frame;
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| 378 |
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| 379 | if ( $display != "table-row" && $collapse ) {
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| 380 |
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| 381 | $bp = $style->get_border_properties();
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| 382 |
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| 383 | // Resolve the borders
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| 384 | for ( $i = 0; $i < $num_rows+1; $i++) {
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| 385 | $this->_resolve_border($start_row + $i, 0, "vertical", $bp["left"]);
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| 386 | $this->_resolve_border($start_row + $i, $this->_num_cols, "vertical", $bp["right"]);
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| 387 | }
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| 388 |
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| 389 | for ( $j = 0; $j < $this->_num_cols; $j++) {
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| 390 | $this->_resolve_border($start_row, $j, "horizontal", $bp["top"]);
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| 391 | $this->_resolve_border($this->__row, $j, "horizontal", $bp["bottom"]);
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| 392 | }
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| 393 | }
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| 394 |
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| 395 |
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| 396 | return;
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| 397 | }
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| 398 |
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| 399 | // Determine where this cell is going
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| 400 | $colspan = $frame->get_node()->getAttribute("colspan");
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| 401 | $rowspan = $frame->get_node()->getAttribute("rowspan");
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| 402 |
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| 403 | if ( !$colspan ) {
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| 404 | $colspan = 1;
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| 405 | $frame->get_node()->setAttribute("colspan",1);
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| 406 | }
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| 407 |
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| 408 | if ( !$rowspan ) {
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| 409 | $rowspan = 1;
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| 410 | $frame->get_node()->setAttribute("rowspan",1);
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| 411 | }
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| 412 | $key = $frame->get_id();
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| 413 |
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| 414 | $bp = $style->get_border_properties();
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| 415 |
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| 416 |
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| 417 | // Add the frame to the cellmap
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| 418 | $max_left = $max_right = 0;
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| 419 |
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| 420 | // Find the next available column (fix by Ciro Mondueri)
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| 421 | $ac = $this->__col;
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| 422 | while ( isset($this->_cells[$this->__row][$ac]) )
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| 423 | $ac++;
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| 424 | $this->__col = $ac;
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| 425 |
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| 426 | // Rows:
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| 427 | for ( $i = 0; $i < $rowspan; $i++ ) {
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| 428 | $row = $this->__row + $i;
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| 429 |
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| 430 | $this->_frames[ $key ]["rows"][] = $row;
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| 431 |
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| 432 | for ( $j = 0; $j < $colspan; $j++)
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| 433 | $this->_cells[$row][$this->__col + $j] = $frame;
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| 434 |
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| 435 | if ( $collapse ) {
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| 436 | // Resolve vertical borders
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| 437 | $max_left = max($max_left, $this->_resolve_border($row, $this->__col, "vertical", $bp["left"]));
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| 438 | $max_right = max($max_right, $this->_resolve_border($row, $this->__col + $colspan, "vertical", $bp["right"]));
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| 439 | }
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| 440 | }
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| 441 |
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| 442 | $max_top = $max_bottom = 0;
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| 443 |
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| 444 | // Columns:
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| 445 | for ( $j = 0; $j < $colspan; $j++ ) {
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| 446 | $col = $this->__col + $j;
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| 447 | $this->_frames[ $key ]["columns"][] = $col;
|
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| 448 |
|
---|
| 449 | if ( $collapse ) {
|
---|
| 450 | // Resolve horizontal borders
|
---|
| 451 | $max_top = max($max_top, $this->_resolve_border($this->__row, $col, "horizontal", $bp["top"]));
|
---|
| 452 | $max_bottom = max($max_bottom, $this->_resolve_border($this->__row + $rowspan, $col, "horizontal", $bp["bottom"]));
|
---|
| 453 | }
|
---|
| 454 | }
|
---|
| 455 |
|
---|
| 456 | $this->_frames[ $key ]["frame"] = $frame;
|
---|
| 457 |
|
---|
| 458 | // Handle seperated border model
|
---|
| 459 | if ( !$collapse ) {
|
---|
| 460 | list($h, $v) = $this->_table->get_style()->border_spacing;
|
---|
| 461 |
|
---|
| 462 | // Border spacing is effectively a margin between cells
|
---|
| 463 | $v = $style->length_in_pt($v) / 2;
|
---|
| 464 | $h = $style->length_in_pt($h) / 2;
|
---|
| 465 | $style->margin = "$v $h";
|
---|
| 466 |
|
---|
| 467 | // The additional 1/2 width gets added to the table proper
|
---|
| 468 |
|
---|
| 469 | } else {
|
---|
| 470 |
|
---|
| 471 | // Drop the frame's actual border
|
---|
| 472 | $style->border_left_width = $max_left / 2;
|
---|
| 473 | $style->border_right_width = $max_right / 2;
|
---|
| 474 | $style->border_top_width = $max_top / 2;
|
---|
| 475 | $style->border_bottom_width = $max_bottom / 2;
|
---|
| 476 | $style->margin = "none";
|
---|
| 477 | }
|
---|
| 478 |
|
---|
| 479 | // Resolve the frame's width
|
---|
| 480 | list($frame_min, $frame_max) = $frame->get_min_max_width();
|
---|
| 481 |
|
---|
| 482 | $width = $style->width;
|
---|
| 483 |
|
---|
| 484 | if ( is_percent($width) ) {
|
---|
| 485 | $var = "percent";
|
---|
| 486 | $val = (float)rtrim($width, "% ") / $colspan;
|
---|
| 487 |
|
---|
| 488 | } else if ( $width !== "auto" ) {
|
---|
| 489 | $var = "absolute";
|
---|
| 490 | $val = $style->length_in_pt($frame_min) / $colspan;
|
---|
| 491 | }
|
---|
| 492 |
|
---|
| 493 | $min = 0;
|
---|
| 494 | $max = 0;
|
---|
| 495 | for ( $cs = 0; $cs < $colspan; $cs++ ) {
|
---|
| 496 |
|
---|
| 497 | // Resolve the frame's width(s) with other cells
|
---|
| 498 | $col =& $this->get_column( $this->__col + $cs );
|
---|
| 499 |
|
---|
| 500 | // Note: $var is either 'percent' or 'absolute'. We compare the
|
---|
| 501 | // requested percentage or absolute values with the existing widths
|
---|
| 502 | // and adjust accordingly.
|
---|
| 503 | if ( isset($var) && $val > $col[$var] ) {
|
---|
| 504 | $col[$var] = $val;
|
---|
| 505 | $col["auto"] = false;
|
---|
| 506 | }
|
---|
| 507 |
|
---|
| 508 | $min += $col["min-width"];
|
---|
| 509 | $max += $col["max-width"];
|
---|
| 510 | }
|
---|
| 511 |
|
---|
| 512 |
|
---|
| 513 | if ( $frame_min > $min ) {
|
---|
| 514 | // The frame needs more space. Expand each sub-column
|
---|
| 515 | $inc = ($frame_min - $min) / $colspan;
|
---|
| 516 | for ($c = 0; $c < $colspan; $c++) {
|
---|
| 517 | $col =& $this->get_column($this->__col + $c);
|
---|
| 518 | $col["min-width"] += $inc;
|
---|
| 519 | }
|
---|
| 520 | }
|
---|
| 521 |
|
---|
| 522 | if ( $frame_max > $max ) {
|
---|
| 523 | $inc = ($frame_max - $max) / $colspan;
|
---|
| 524 | for ($c = 0; $c < $colspan; $c++) {
|
---|
| 525 | $col =& $this->get_column($this->__col + $c);
|
---|
| 526 | $col["max-width"] += $inc;
|
---|
| 527 | }
|
---|
| 528 | }
|
---|
| 529 |
|
---|
| 530 | $this->__col += $colspan;
|
---|
| 531 | if ( $this->__col > $this->_num_cols )
|
---|
| 532 | $this->_num_cols = $this->__col;
|
---|
| 533 |
|
---|
| 534 | }
|
---|
| 535 |
|
---|
| 536 | //........................................................................
|
---|
| 537 |
|
---|
| 538 | function add_row() {
|
---|
| 539 |
|
---|
| 540 | $this->__row++;
|
---|
| 541 | $this->_num_rows++;
|
---|
| 542 |
|
---|
| 543 | // Find the next available column
|
---|
| 544 | $i = 0;
|
---|
| 545 | while ( isset($this->_cells[$this->__row][$i]) )
|
---|
| 546 | $i++;
|
---|
| 547 |
|
---|
| 548 | $this->__col = $i;
|
---|
| 549 |
|
---|
| 550 | }
|
---|
| 551 |
|
---|
| 552 | //........................................................................
|
---|
| 553 |
|
---|
| 554 | /**
|
---|
| 555 | * Remove a row from the cellmap.
|
---|
| 556 | *
|
---|
| 557 | * @param Frame
|
---|
| 558 | */
|
---|
| 559 | function remove_row(Frame $row) {
|
---|
| 560 |
|
---|
| 561 | $key = $row->get_id();
|
---|
| 562 | if ( !isset($this->_frames[$key]) )
|
---|
| 563 | return; // Presumably this row has alredy been removed
|
---|
| 564 |
|
---|
| 565 | $this->_row = $this->_num_rows--;
|
---|
| 566 |
|
---|
| 567 | $rows = $this->_frames[$key]["rows"];
|
---|
| 568 | $columns = $this->_frames[$key]["columns"];
|
---|
| 569 |
|
---|
| 570 | // Remove all frames from this row
|
---|
| 571 | foreach ( $rows as $r ) {
|
---|
| 572 | foreach ( $columns as $c ) {
|
---|
| 573 | if ( isset($this->_cells[$r][$c]) ) {
|
---|
| 574 | $frame = $this->_cells[$r][$c];
|
---|
| 575 | unset($this->_frames[ $frame->get_id() ]);
|
---|
| 576 | unset($this->_cells[$r][$c]);
|
---|
| 577 | }
|
---|
| 578 | }
|
---|
| 579 | unset($this->_rows[$r]);
|
---|
| 580 | }
|
---|
| 581 |
|
---|
| 582 | unset($this->_frames[$key]);
|
---|
| 583 |
|
---|
| 584 | }
|
---|
| 585 |
|
---|
| 586 | /**
|
---|
| 587 | * Remove a row group from the cellmap.
|
---|
| 588 | *
|
---|
| 589 | * @param Frame $group The group to remove
|
---|
| 590 | */
|
---|
| 591 | function remove_row_group(Frame $group) {
|
---|
| 592 |
|
---|
| 593 | $key = $group->get_id();
|
---|
| 594 | if ( !isset($this->_frames[$key]) )
|
---|
| 595 | return; // Presumably this row has alredy been removed
|
---|
| 596 |
|
---|
| 597 | $iter = $group->get_first_child();
|
---|
| 598 | while ($iter) {
|
---|
| 599 | $this->remove_row($iter);
|
---|
| 600 | $iter = $iter->get_next_sibling();
|
---|
| 601 | }
|
---|
| 602 |
|
---|
| 603 | unset($this->_frames[$key]);
|
---|
| 604 | }
|
---|
| 605 |
|
---|
| 606 | /**
|
---|
| 607 | * Update a row group after rows have been removed
|
---|
| 608 | *
|
---|
| 609 | * @param Frame $group The group to update
|
---|
| 610 | * @param Frame $last_row The last row in the row group
|
---|
| 611 | */
|
---|
| 612 | function update_row_group(Frame $group, Frame $last_row) {
|
---|
| 613 |
|
---|
| 614 | $g_key = $group->get_id();
|
---|
| 615 | $r_key = $last_row->get_id();
|
---|
| 616 |
|
---|
| 617 | $r_rows = $this->_frames[$r_key]["rows"];
|
---|
| 618 | $this->_frames[$g_key]["rows"] = range( $this->_frames[$g_key]["rows"][0], end($r_rows) );
|
---|
| 619 |
|
---|
| 620 | }
|
---|
| 621 |
|
---|
| 622 | //........................................................................
|
---|
| 623 |
|
---|
| 624 | function assign_x_positions() {
|
---|
| 625 | // Pre-condition: widths must be resolved and assigned to columns and
|
---|
| 626 | // column[0]["x"] must be set.
|
---|
| 627 |
|
---|
| 628 | $x = $this->_columns[0]["x"];
|
---|
| 629 | foreach ( array_keys($this->_columns) as $j ) {
|
---|
| 630 | $this->_columns[$j]["x"] = $x;
|
---|
| 631 | $x += $this->_columns[$j]["used-width"];
|
---|
| 632 |
|
---|
| 633 | }
|
---|
| 634 |
|
---|
| 635 | }
|
---|
| 636 |
|
---|
| 637 | function assign_frame_heights() {
|
---|
| 638 | // Pre-condition: widths and heights of each column & row must be
|
---|
| 639 | // calcluated
|
---|
| 640 |
|
---|
| 641 | foreach ( $this->_frames as $arr ) {
|
---|
| 642 | $frame = $arr["frame"];
|
---|
| 643 |
|
---|
| 644 | $h = 0;
|
---|
| 645 | foreach( $arr["rows"] as $row ) {
|
---|
| 646 | if ( !isset($this->_rows[$row]) )
|
---|
| 647 | // The row has been removed because of a page split, so skip it.
|
---|
| 648 | continue;
|
---|
| 649 | $h += $this->_rows[$row]["height"];
|
---|
| 650 | }
|
---|
| 651 |
|
---|
| 652 | if ( $frame instanceof Table_Cell_Frame_Decorator )
|
---|
| 653 | $frame->set_cell_height($h);
|
---|
| 654 | else
|
---|
| 655 | $frame->get_style()->height = $h;
|
---|
| 656 | }
|
---|
| 657 |
|
---|
| 658 | }
|
---|
| 659 |
|
---|
| 660 | //........................................................................
|
---|
| 661 |
|
---|
| 662 | /**
|
---|
| 663 | * Re-adjust frame height if the table height is larger than its content
|
---|
| 664 | */
|
---|
| 665 | function set_frame_heights($table_height, $content_height) {
|
---|
| 666 |
|
---|
| 667 |
|
---|
| 668 | // Distribute the increased height proportionally amongst each row
|
---|
| 669 | foreach ( $this->_frames as $arr ) {
|
---|
| 670 | $frame = $arr["frame"];
|
---|
| 671 |
|
---|
| 672 | $h = 0;
|
---|
| 673 | foreach ($arr["rows"] as $row ) {
|
---|
| 674 | if ( !isset($this->_rows[$row]) )
|
---|
| 675 | continue;
|
---|
| 676 |
|
---|
| 677 | $h += $this->_rows[$row]["height"];
|
---|
| 678 | }
|
---|
| 679 |
|
---|
| 680 | $new_height = ($h / $content_height) * $table_height;
|
---|
| 681 |
|
---|
| 682 | if ( $frame instanceof Table_Cell_Frame_Decorator )
|
---|
| 683 | $frame->set_cell_height($new_height);
|
---|
| 684 | else
|
---|
| 685 | $frame->get_style()->height = $new_height;
|
---|
| 686 | }
|
---|
| 687 |
|
---|
| 688 | }
|
---|
| 689 |
|
---|
| 690 | //........................................................................
|
---|
| 691 |
|
---|
| 692 | // Used for debugging:
|
---|
| 693 | function __toString() {
|
---|
| 694 | $str = "";
|
---|
| 695 | $str .= "Columns:<br/>";
|
---|
| 696 | $str .= pre_r($this->_columns, true);
|
---|
| 697 | $str .= "Rows:<br/>";
|
---|
| 698 | $str .= pre_r($this->_rows, true);
|
---|
| 699 |
|
---|
| 700 | $str .= "Frames:<br/>";
|
---|
| 701 | $arr = array();
|
---|
| 702 | foreach ( $this->_frames as $key => $val )
|
---|
| 703 | $arr[$key] = array("columns" => $val["columns"], "rows" => $val["rows"]);
|
---|
| 704 |
|
---|
| 705 | $str .= pre_r($arr, true);
|
---|
| 706 |
|
---|
| 707 | if ( php_sapi_name() == "cli" )
|
---|
| 708 | $str = strip_tags(str_replace(array("<br/>","<b>","</b>"),
|
---|
| 709 | array("\n",chr(27)."[01;33m", chr(27)."[0m"),
|
---|
| 710 | $str));
|
---|
| 711 | return $str;
|
---|
| 712 | }
|
---|
| 713 | }
|
---|
| 714 | ?> |
---|