class.ezpdf.php

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        } else {
          $totalPages = $totalPages1;
        }
      }
      foreach ($this->ezPages as $pageNum=>$id){
        if (isset($tmp[$pageNum])){
          if (is_array($tmp[$pageNum])){
            // then this must be starting page numbers
            $status=1;
            $info = $tmp[$pageNum];
            $info['dnum']=$info['num']-$pageNum;
            // also check for the special case of the numbering stopping and starting on the same page
            if (isset($info['stopn']) || isset($info['stoptn']) ){
              $status=2;
            }
          } else if ($tmp[$pageNum]=='stop' || $tmp[$pageNum]=='stopt'){
            // then we are stopping page numbers
            $status=0;
          } else if ($status==1 && ($tmp[$pageNum]=='stoptn' || $tmp[$pageNum]=='stopn')){
            // then we are stopping page numbers
            $status=2;
          }
        }
        if ($status){
          // then add the page numbering to this page
          if (strlen($info['num'])){
            $num=$pageNum+$info['dnum'];
          } else {
            $num=$pageNum;
          }
          $total = $totalPages+$num-$pageNum;
          $pat = str_replace('{PAGENUM}',$num,$info['pattern']);
          $pat = str_replace('{TOTALPAGENUM}',$total,$pat);
          $this->reopenObject($id);
          switch($info['pos']){
            case 'right':
              $this->addText($info['x'],$info['y'],$info['size'],$pat);
              break;
            default:
              $w=$this->getTextWidth($info['size'],$pat);
              $this->addText($info['x']-$w,$info['y'],$info['size'],$pat);
              break;
          }
          $this->closeObject();
        }
        if ($status==2){
          $status=0;
        }
      }
    }
  }
}

// ------------------------------------------------------------------------------

function ezPRVTcleanUp(){
  $this->ezPRVTaddPageNumbers();
}

// ------------------------------------------------------------------------------

function ezStream($options=''){
  $this->ezPRVTcleanUp();
  $this->stream($options);
}

// ------------------------------------------------------------------------------

function ezOutput($options=0){
  $this->ezPRVTcleanUp();
  return $this->output($options);
}

// ------------------------------------------------------------------------------

function ezSetY($y){
  // used to change the vertical position of the writing point.
  $this->y = $y;
  if ( $this->y < $this->ez['bottomMargin']){
    // then make a new page
    $this->ezNewPage();
  }
}

// ------------------------------------------------------------------------------

function ezSetDy($dy,$mod=''){
  // used to change the vertical position of the writing point.
  // changes up by a positive increment, so enter a negative number to go
  // down the page
  // if $mod is set to 'makeSpace' and a new page is forced, then the pointed will be moved 
  // down on the new page, this will allow space to be reserved for graphics etc.
  $this->y += $dy;
  if ( $this->y < $this->ez['bottomMargin']){
    // then make a new page
    $this->ezNewPage();
    if ($mod=='makeSpace'){
      $this->y += $dy;
    }
  }
}

// ------------------------------------------------------------------------------

function ezPrvtTableDrawLines($pos,$gap,$x0,$x1,$y0,$y1,$y2,$col,$inner,$outer,$opt=1){
  $x0=1000;
  $x1=0;
  $this->setStrokeColor($col[0],$col[1],$col[2]);
  $cnt=0;
  $n = count($pos);
  foreach($pos as $x){
    $cnt++;
    if ($cnt==1 || $cnt==$n){
      $this->setLineStyle($outer);
    } else {
      $this->setLineStyle($inner);
    }
    $this->line($x-$gap/2,$y0,$x-$gap/2,$y2);
    if ($x>$x1){ $x1=$x; };
    if ($x<$x0){ $x0=$x; };
  }
  $this->setLineStyle($outer);
  $this->line($x0-$gap/2-$outer/2,$y0,$x1-$gap/2+$outer/2,$y0);
  // only do the second line if it is different to the first, AND each row does not have
  // a line on it.
  if ($y0!=$y1 && $opt<2){
    $this->line($x0-$gap/2,$y1,$x1-$gap/2,$y1);
  }
  $this->line($x0-$gap/2-$outer/2,$y2,$x1-$gap/2+$outer/2,$y2);
}

// ------------------------------------------------------------------------------

function ezPrvtTableColumnHeadings($cols,$pos,$maxWidth,$height,$decender,$gap,$size,&$y,$optionsAll=array()){
  // uses ezText to add the text, and returns the height taken by the largest heading
  // this page will move the headings to a new page if they will not fit completely on this one
  // transaction support will be used to implement this

  if (isset($optionsAll['cols'])){
    $options = $optionsAll['cols'];
  } else {
    $options = array();
  }
  
  $mx=0;
  $startPage = $this->ezPageCount;
  $secondGo=0;

  // $y is the position at which the top of the table should start, so the base
  // of the first text, is $y-$height-$gap-$decender, but ezText starts by dropping $height
  
  // the return from this function is the total cell height, including gaps, and $y is adjusted
  // to be the postion of the bottom line
  
  // begin the transaction
  $this->transaction('start');
  $ok=0;
//  $y-=$gap-$decender;
  $y-=$gap;
  while ($ok==0){
    foreach($cols as $colName=>$colHeading){
      $this->ezSetY($y);
      if (isset($options[$colName]) && isset($options[$colName]['justification'])){
        $justification = $options[$colName]['justification'];
      } else {
        $justification = 'left';
      }
      $this->ezText($colHeading,$size,array('aleft'=> $pos[$colName],'aright'=>($maxWidth[$colName]+$pos[$colName]),'justification'=>$justification));
      $dy = $y-$this->y;
      if ($dy>$mx){
        $mx=$dy;
      }
    }
    $y = $y - $mx - $gap + $decender;
//    $y -= $mx-$gap+$decender;
    
    // now, if this has moved to a new page, then abort the transaction, move to a new page, and put it there
    // do not check on the second time around, to avoid an infinite loop
    if ($this->ezPageCount != $startPage && $secondGo==0){
      $this->transaction('rewind');
      $this->ezNewPage();
      $y = $this->y - $gap-$decender;
      $ok=0;
      $secondGo=1;
//      $y = $store_y;
      $mx=0;

    } else {
      $this->transaction('commit');
      $ok=1;
    }
  }

  return $mx+$gap*2-$decender;
}

// ------------------------------------------------------------------------------

function ezPrvtGetTextWidth($size,$text){
  // will calculate the maximum width, taking into account that the text may be broken
  // by line breaks.
  $mx=0;
  $lines = explode("\n",$text);
  foreach ($lines as $line){
    $w = $this->getTextWidth($size,$line);
    if ($w>$mx){
      $mx=$w;
    }
  }
  return $mx;
}

// ------------------------------------------------------------------------------

function ezTable(&$data,$cols='',$title='',$options=''){
  // add a table of information to the pdf document
  // $data is a two dimensional array
  // $cols (optional) is an associative array, the keys are the names of the columns from $data
  // to be presented (and in that order), the values are the titles to be given to the columns
  // $title (optional) is the title to be put on the top of the table
  //
  // $options is an associative array which can contain:
  // 'showLines'=> 0,1,2, default is 1 (show outside and top lines only), 2=> lines on each row
  // 'showHeadings' => 0 or 1
  // 'shaded'=> 0,1,2,3 default is 1 (1->alternate lines are shaded, 0->no shading, 2-> both shaded, second uses shadeCol2)
  // 'shadeCol' => (r,g,b) array, defining the colour of the shading, default is (0.8,0.8,0.8)
  // 'shadeCol2' => (r,g,b) array, defining the colour of the shading of the other blocks, default is (0.7,0.7,0.7)
  // 'fontSize' => 10
  // 'textCol' => (r,g,b) array, text colour
  // 'titleFontSize' => 12
  // 'rowGap' => 2 , the space added at the top and bottom of each row, between the text and the lines
  // 'colGap' => 5 , the space on the left and right sides of each cell
  // 'lineCol' => (r,g,b) array, defining the colour of the lines, default, black.
  // 'xPos' => 'left','right','center','centre',or coordinate, reference coordinate in the x-direction
  // 'xOrientation' => 'left','right','center','centre', position of the table w.r.t 'xPos' 
  // 'width'=> <number> which will specify the width of the table, if it turns out to not be this
  //    wide, then it will stretch the table to fit, if it is wider then each cell will be made
  //    proportionalty smaller, and the content may have to wrap.
  // 'maxWidth'=> <number> similar to 'width', but will only make table smaller than it wants to be
  // 'options' => array(<colname>=>array('justification'=>'left','width'=>100,'link'=>linkDataName),<colname>=>....)
  //             allow the setting of other paramaters for the individual columns
  // 'minRowSpace'=> the minimum space between the bottom of each row and the bottom margin, in which a new row will be started
  //                  if it is less, then a new page would be started, default=-100
  // 'innerLineThickness'=>1
  // 'outerLineThickness'=>1
  // 'splitRows'=>0, 0 or 1, whether or not to allow the rows to be split across page boundaries
  // 'protectRows'=>number, the number of rows to hold with the heading on page, ie, if there less than this number of
  //                rows on the page, then move the whole lot onto the next page, default=1
  //
  // note that the user will have had to make a font selection already or this will not 
  // produce a valid pdf file.
  
  if (!is_array($data)){
    return;
  }
  
  if (!is_array($cols)){
    // take the columns from the first row of the data set
    reset($data);
    list($k,$v)=each($data);
    if (!is_array($v)){
      return;
    }
    $cols=array();
    foreach($v as $k1=>$v1){
      $cols[$k1]=$k1;
    }
  }
  
  if (!is_array($options)){
    $options=array();
  }

  $defaults = array(
    'shaded'=>1,'showLines'=>1,'shadeCol'=>array(0.8,0.8,0.8),'shadeCol2'=>array(0.7,0.7,0.7),'fontSize'=>10,'titleFontSize'=>12
    ,'titleGap'=>5,'lineCol'=>array(0,0,0),'gap'=>5,'xPos'=>'centre','xOrientation'=>'centre'
    ,'showHeadings'=>1,'textCol'=>array(0,0,0),'width'=>0,'maxWidth'=>0,'cols'=>array(),'minRowSpace'=>-100,'rowGap'=>2,'colGap'=>5
    ,'innerLineThickness'=>1,'outerLineThickness'=>1,'splitRows'=>0,'protectRows'=>1
    );

  foreach($defaults as $key=>$value){
    if (is_array($value)){
      if (!isset($options[$key]) || !is_array($options[$key])){
        $options[$key]=$value;
      }
    } else {
      if (!isset($options[$key])){
        $options[$key]=$value;
      }
    }
  }
  $options['gap']=2*$options['colGap'];
  
  $middle = ($this->ez['pageWidth']-$this->ez['rightMargin'])/2+($this->ez['leftMargin'])/2;
  // figure out the maximum widths of the text within each column
  $maxWidth=array();
  foreach($cols as $colName=>$colHeading){
    $maxWidth[$colName]=0;
  }
  // find the maximum cell widths based on the data
  foreach($data as $row){
    foreach($cols as $colName=>$colHeading){
      $w = $this->ezPrvtGetTextWidth($options['fontSize'],(string)$row[$colName])*1.01;
      if ($w > $maxWidth[$colName]){
        $maxWidth[$colName]=$w;
      }
    }
  }
  // and the maximum widths to fit in the headings
  foreach($cols as $colName=>$colTitle){
    $w = $this->ezPrvtGetTextWidth($options['fontSize'],(string)$colTitle)*1.01;
    if ($w > $maxWidth[$colName]){
      $maxWidth[$colName]=$w;
    }
  }
  
  // calculate the start positions of each of the columns
  $pos=array();
  $x=0;
  $t=$x;
  $adjustmentWidth=0;
  $setWidth=0;
  foreach($maxWidth as $colName => $w){
    $pos[$colName]=$t;
    // if the column width has been specified then set that here, also total the
    // width avaliable for adjustment
    if (isset($options['cols'][$colName]) && isset($options['cols'][$colName]['width']) && $options['cols'][$colName]['width']>0){
      $t=$t+$options['cols'][$colName]['width'];
      $maxWidth[$colName] = $options['cols'][$colName]['width']-$options['gap'];
      $setWidth += $options['cols'][$colName]['width'];
    } else {
      $t=$t+$w+$options['gap'];
      $adjustmentWidth += $w;
      $setWidth += $options['gap'];
    }
  }
  $pos['_end_']=$t;

  // if maxWidth is specified, and the table is too wide, and the width has not been set,
  // then set the width.
  if ($options['width']==0 && $options['maxWidth'] && ($t-$x)>$options['maxWidth']){
    // then need to make this one smaller
    $options['width']=$options['maxWidth'];
  }

  if ($options['width'] && $adjustmentWidth>0 && $setWidth<$options['width']){
    // first find the current widths of the columns involved in this mystery
    $cols0 = array();
    $cols1 = array();
    $xq=0;
    $presentWidth=0;
    $last='';
    foreach($pos as $colName=>$p){
      if (!isset($options['cols'][$last]) || !isset($options['cols'][$last]['width']) || $options['cols'][$last]['width']<=0){
        if (strlen($last)){
          $cols0[$last]=$p-$xq -$options['gap'];
          $presentWidth += ($p-$xq - $options['gap']);
        }
      } else {
        $cols1[$last]=$p-$xq;
      }
      $last=$colName;
      $xq=$p;
    }
    // $cols0 contains the widths of all the columns which are not set
    $neededWidth = $options['width']-$setWidth;
    // if needed width is negative then add it equally to each column, else get more tricky
    if ($presentWidth<$neededWidth){
      foreach($cols0 as $colName=>$w){
        $cols0[$colName]+= ($neededWidth-$presentWidth)/count($cols0);
      }
    } else {
    
      $cnt=0;
      while ($presentWidth>$neededWidth && $cnt<100){
        $cnt++; // insurance policy
        // find the widest columns, and the next to widest width
        $aWidest = array();
        $nWidest=0;
        $widest=0;
        foreach($cols0 as $colName=>$w){
          if ($w>$widest){
            $aWidest=array($colName);
            $nWidest = $widest;
            $widest=$w;
          } else if ($w==$widest){
            $aWidest[]=$colName;
          }
        }
        // then figure out what the width of the widest columns would have to be to take up all the slack
        $newWidestWidth = $widest - ($presentWidth-$neededWidth)/count($aWidest);
        if ($newWidestWidth > $nWidest){