lib/MECON/PDF/external/template.class.php

   1 <?php
   2 /*
   3    php pdf generation library - template extension
   4    Copyright (C) Potential Technologies 2002 - 2003
   5    http://www.potentialtech.com
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20
  21    $Id: template.class.php,v 2.3 2003/07/05 21:33:07 wmoran Exp $
  22 */
  23
  24 class template
  25 {
  26
  27         var $nexttid, $templ;
  28     var $pdf; // reference to the parent class
  29
  30     function template()
  31     {
  32         $this->tid = 0;
  33     }
  34
  35     function create()
  36     {
  37         $temp = $this->nexttid;
  38         // Stores the next object ID within this template
  39         $this->templ[$temp]['next'] = 0;
  40         $this->nexttid ++;
  41         return $temp;
  42     }
  43
  44     function size($tid, $width, $height)
  45     {
  46         $this->templ[$tid]["height"] = $height;
  47         $this->templ[$tid]["width"]  = $width;
  48         return true;
  49     }
  50
  51     function rectangle($tid, $bottom, $left, $top, $right, $attrib = array())
  52     {
  53         $temp = $this->pdf->_resolve_param($attrib);
  54         $temp["type"] = "rectangle";
  55         $temp["top"] = $top;
  56         $temp["left"] = $left;
  57         $temp["bottom"] = $bottom;
  58         $temp["right"] = $right;
  59         return $this->_add_object($temp, $tid);
  60     }
  61
  62     function circle($tid, $cenx, $ceny, $radius, $attrib = array())
  63     {
  64                 $temp = $this->pdf->_resolve_param($attrib);
  65         $temp["type"] = "circle";
  66         $temp["x"] = $cenx;
  67         $temp["y"] = $ceny;
  68         $temp["radius"] = $radius;
  69         return $this->_add_object($temp, $tid);
  70     }
  71
  72     function line($tid, $x, $y, $attrib = array())
  73     {
  74                 $temp = $this->pdf->_resolve_param($attrib);
  75         $temp["type"] = "line";
  76         $temp["x"] = $x;
  77         $temp["y"] = $y;
  78         return $this->_add_object($temp, $tid);
  79     }
  80
  81     function image($tid, $left, $bottom, $width, $height, $image, $attrib = array())
  82     {
  83         $this->ifield($tid, $left, $bottom, $width, $height, false, $image, $attrib);
  84     }
  85
  86     function ifield($tid, $left, $bottom, $width, $height, $name, $default = false, $attrib = array())
  87     {
  88                 $temp = $this->pdf->_resolve_param($attrib);
  89         $temp['type'] = "ifield";
  90         $temp['left'] = $left;
  91         $temp['bottom'] = $bottom;
  92         $temp['name'] = $name;
  93         $temp['default'] = $default;
  94         $temp['width'] = $width;
  95         $temp['height'] = $height;
  96         return $this->_add_object($temp, $tid);
  97     }
  98
  99     function text($tid, $left, $bottom, $text, $attrib = array())
 100     {
 101         return $this->field($tid, $left, $bottom, false, $text, $attrib);
 102     }
 103
 104     function field($tid, $left, $bottom, $name, $default = '', $attrib = array())
 105     {
 106         $temp = $this->pdf->_resolve_param($attrib);
 107         $temp["type"] = "field";
 108         $temp["left"] = $left;
 109         $temp["bottom"] = $bottom;
 110         $temp["name"] = $name;
 111         $temp["default"] = $default;
 112         return $this->_add_object($temp, $tid);
 113     }
 114
 115     function paragraph($tid, $bottom, $left, $top, $right, $text, $attrib = array())
 116     {
 117                 return $this->pfield($tid, $bottom, $left, $top, $right, false, $text, $attrib);
 118     }
 119
 120     function pfield($tid, $bottom, $left, $top, $right, $name, $default = '', $attrib = array())
 121     {
 122         $temp = $this->pdf->_resolve_param($attrib);
 123         $temp['type'] = 'pfield';
 124         $temp['left'] = $left;
 125         $temp['bottom'] = $bottom;
 126         $temp['top'] = $top;
 127         $temp['right'] = $right;
 128         $temp['name'] = $name;
 129         $temp['default'] = $default;
 130         return $this->_add_object($temp, $tid);
 131     }
 132
 133     function place($tid, $page, $left, $bottom, $data = array())
 134     {
 135         $ok = true;
 136         foreach( $this->templ[$tid]["objects"] as $o ) {
 137             switch ($o['type']) {
 138             case 'rectangle' :
 139                 $ok = $ok && $this->pdf->draw_rectangle($bottom + $o["top"],
 140                                                         $left + $o["left"],
 141                                                         $bottom + $o["bottom"],
 142                                                         $left + $o["right"],
 143                                                         $page,
 144                                                         $o);
 145                 break;
 146
 147             case 'circle' :
 148                 $ok = $ok && $this->pdf->draw_circle($left + $o['x'],
 149                                                                              $bottom + $o['y'],
 150                                                      $o['radius'],
 151                                                      $page,
 152                                                      $o);
 153                 break;
 154
 155             case 'line' :
 156                 foreach ($o['x'] as $key => $value) {
 157                         $o['x'][$key] += $left;
 158                     $o['y'][$key] += $bottom;
 159                 }
 160                 $ok = $ok && $this->pdf->draw_line($o['x'],
 161                                                                        $o['y'],
 162                                                    $page,
 163                                                    $o);
 164                 break;
 165
 166             case 'field' :
 167                 $temp = ($o['name'] === false) || !isset($data[$o['name']]) || !strlen($data[$o['name']]) ? $o['default'] : $data[$o['name']];
 168                 $ok = $ok && $this->pdf->draw_text($left + $o['left'],
 169                                                    $bottom + $o['bottom'],
 170                                                    $temp,
 171                                                    $page,
 172                                                    $o);
 173                 break;
 174
 175             case 'pfield' :
 176                 $temp = ($o['name'] === false) || !isset($data[$o['name']]) || !strlen($data[$o['name']]) ? $o['default'] : $data[$o['name']];
 177                 $t = $this->pdf->draw_paragraph($bottom + $o['top'],
 178                                                 $left + $o['left'],
 179                                                 $bottom + $o['bottom'],
 180                                                 $left + $o['right'],
 181                                                 $temp,
 182                                                 $page,
 183                                                 $o);
 184                 if (is_string($t)) {
 185                         $ok = false;
 186                     $this->pdf->_push_error(6013, "Text overflowed available area: $t");
 187                 }
 188                 break;
 189
 190             case 'ifield' :
 191                 $temp = ($o['name'] === false) || empty($data[$o['name']]) ? $o['default'] : $data[$o['name']];
 192                 if ($temp === false) {
 193                         break;
 194                 }
 195                 $id = $this->pdf->get_image_size($temp);
 196                 unset($o['scale']);
 197                 $o['scale']['x'] = $o['width'] / $id['width'];
 198                 $o['scale']['y'] = $o['height'] / $id['height'];
 199                 $ok = $ok && $this->pdf->image_place($temp,
 200                                                                              $o['bottom'] + $bottom,
 201                                                      $o['left'] + $left,
 202                                                      $page,
 203                                                      $o);
 204                 break;
 205             }
 206         }
 207         return $ok;
 208     }
 209
 210         /* Private methods
 211      */
 212
 213     function _add_object($objarray, $tid)
 214     {
 215         $oid = $this->templ[$tid]["next"];
 216         $this->templ[$tid]["next"] ++;
 217         $this->templ[$tid]["objects"][$oid] = $objarray;
 218         return $oid;
 219     }
 220
 221 }
 222 ?>