science-ation/lpdf.php

<?
/* 
   This file is part of the 'Science Fair In A Box' project
   SFIAB Website: http://www.sfiab.ca

   Copyright (C) 2005 Sci-Tech Ontario Inc <info@scitechontario.org>
   Copyright (C) 2005 James Grant <james@lightbox.org>

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public
   License as published by the Free Software Foundation, version 2.

   This program 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
    General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
*/
?>
<?
class lpdf
{
	var $pdf;
	var $yloc=10.25;
	var $page_header;
	var $page_subheader;
	var $pagenumber;
	var $logoimage;

	var $page_style="normal";

	var $page_margin=0.75;
	//these are defaults, they get overwritten with the first call to newPage(width,height)
	var $page_width=8.5;
	var $page_height=11;

	//all of these are overwritten by setNametagDimensions(width,height);
	var $nametag_width=4;
	var $nametag_height=3;
	var $nametags_per_row=2;
	var $nametags_per_column=3;
	var $nametags_per_page=6;

	var $nametags_start_xpos;
	var $nametags_start_ypos;

	var $current_nametag_index=0;
	var $current_nametag_col_index=0;
	var $current_nametag_row_index=1;

	//all of these are overwritten by setLabelDimensions(width,height,xspacer,yspacer);
	var $label_width=4;
	var $label_height=2;
	var $label_xspacer=0.125;
	var $label_yspacer=0.125;
	var $labels_per_row=2;
	var $labels_per_column=5;
	var $labels_per_page=10;

	var $labels_start_xpos;
	var $labels_start_ypos;

	var $current_label_index=0;
	var $current_label_col_index=0;
	var $current_label_row_index=1;

	var $currentFontSize=12;

	function loc($inch)
	{
		return $inch*72;
	}


	function addHeaderAndFooterToPage()
	{
		//The title of the fair
		$this->yloc=$this->page_height-$this->page_margin;
		$height['title']=0.25;
		$height['subtitle']=0.22;

		pdf_setfont($this->pdf,$this->headerfont,18);
		pdf_show_boxed($this->pdf,$this->page_header,$this->loc($this->page_margin),$this->loc($this->yloc),$this->loc($this->content_width),$this->loc($height['title']),"center",null);
		$this->yloc-=$height['title'];

		pdf_setfont($this->pdf,$this->headerfont,14);
		pdf_show_boxed($this->pdf,$this->page_subheader,$this->loc($this->page_margin),$this->loc($this->yloc),$this->loc($this->content_width),$this->loc($height['subtitle']),"center",null);
		$this->yloc-=$height['subtitle'];

		//only put the logo on the page if we actually have the logo
		if($this->logoimage)
		{
			//now place the logo image in the top-left-ish
			pdf_place_image($this->pdf,$this->logoimage,$this->loc($this->page_margin),$this->loc($this->yloc+.02),.20);
		}

		//header line
		pdf_moveto($this->pdf,$this->loc($this->page_margin-0.25),$this->loc($this->yloc));
		pdf_lineto($this->pdf,$this->loc($this->page_width-$this->page_margin+0.25),$this->loc($this->yloc));
		pdf_stroke($this->pdf);
		$this->yloc-=0.20;

		//now put a nice little footer at the bottom
		$footertext=date("Y-m-d h:ia")." - ".$this->page_header." - ".$this->page_subheader;

		$footerwidth=pdf_stringwidth($this->pdf,$footertext,$this->normalfont,9);
		pdf_setfont($this->pdf,$this->normalfont,9);
		pdf_show_xy($this->pdf,$footertext,$this->loc($this->page_width/2)-$footerwidth/2,$this->loc(0.5));

		//footer line
		pdf_moveto($this->pdf,$this->loc($this->page_margin-0.25),$this->loc($this->page_margin-0.05));
		pdf_lineto($this->pdf,$this->loc($this->page_width-$this->page_margin+0.25),$this->loc($this->page_margin-0.05));
		pdf_stroke($this->pdf);
	}

	function newPage($width="",$height="")
	{
		if($width && $height)
		{
			$this->page_width=$width;
			$this->page_height=$height;
			$this->content_width=$width-(2*$this->page_margin);
		}

		if($this->pagenumber>0)
			pdf_end_page($this->pdf);
		$this->pagenumber++;

		//Letter size (8.5 x 11) is 612,792
		pdf_begin_page($this->pdf,$this->loc($this->page_width),$this->loc($this->page_height));
		pdf_setlinewidth($this->pdf,0.3);

		if($this->page_style=="normal")
		{
			$this->addHeaderAndFooterToPage();
			//make sure we set the font back to whatever it used to be
			//because adding header/footer changes the fontsize
			$this->setFontSize($this->currentFontSize);
		}
	}

	function vspace($space)
	{
		$this->yloc-=$space;
	}

	function setFontSize($size)
	{
		$this->currentFontSize=$size;
		pdf_setfont($this->pdf,$this->normalfont,$size);
		$leading=round($size*1.3);
 		pdf_set_value($this->pdf,"leading",$leading);
	}

	function addText($text,$align="left")
	{
		$fontsize=pdf_get_value($this->pdf,"fontsize",0);
		$lineheight=ceil($fontsize*1.3);
		//the line height should be 1.2 * fontsize (approx)
		$stringwidth=pdf_stringwidth($this->pdf,$text,$this->normalfont,$fontsize);

		$textstr=$text;

		$nr=0;
		$prevnr=-1;
		do
		{
			//echo "textstr=$textstr";
			$len=strlen($textstr);
//			echo "(lh:$lineheight nr:$nr len:$len)".$textstr;

			$nl=false;
			//now lets handle a newline at the beginning, just rip it off and move the yloc ourself
			while($textstr[0]=="\n")
			{
				$textstr=substr($textstr,1);
				$this->yloc-=$lineheight/72;
				$nl=true;
			}

			if(!$nl)
				$this->yloc-=$lineheight/72;
		

	 		$nr=pdf_show_boxed($this->pdf,$textstr, $this->loc($this->page_margin),$this->loc($this->yloc),$this->loc($this->content_width),$lineheight,$align,null);
			if($this->yloc< (0.9 + $lineheight/72) )
				$this->newPage();

			if($nr==$prevnr)
			{
				echo "breaking because nr==prevnr ($nr==$prevnr) trying to output [$textstr] (debug: fontsize=$fontsize, lineheight=$lineheight, stringwidth=$stringwidth, left=".$this->loc(0.75).", top=".$this->loc($this->yloc).", width=".$this->loc(7).", height=$lineheight)\n";
				break;
			}

			$prevnr=$nr;
//			printf("x=%f y=%f w=%f h=%f",$this->loc(0.75),$this->loc($this->yloc),$this->loc(7),$lineheight);
//			echo "$nr didnt fit";
//			echo "<br>doing: substr($textstr,-$nr) <br>";
			$textstr=substr($textstr,-$nr);
//			echo  "nr=$nr";
		} while($nr>0);

//		pdf_rect($this->pdf,$this->loc(0.75),$this->loc($this->yloc),$this->loc(7),$height);

	}

	function addNametagText($Y,$text,$align="center")
	{
		$fontsize=pdf_get_value($this->pdf,"fontsize",0);
		$lineheight=ceil($fontsize*1.3);

		$textstr=$text;

		$texty=$this->nametag_current_ypos-$Y;

		$nr=0;
		$prevnr=-1;
		do
		{
			//echo "textstr=$textstr";
			$len=strlen($textstr);
//			echo "(lh:$lineheight nr:$nr len:$len)".$textstr;

			$nl=false;
			//now lets handle a newline at the beginning, just rip it off and move the yloc ourself
			while($textstr[0]=="\n")
			{
				$textstr=substr($textstr,1);
				$texty-=$lineheight/72;
				$nl=true;
			}

			if(!$nl)
				$texty-=$lineheight/72;
	 		$nr=pdf_show_boxed($this->pdf,$textstr, $this->loc($this->nametag_current_xpos),$this->loc($texty),$this->loc($this->nametag_width),$lineheight,$align,null);

			if($nr==$prevnr)
			{
				echo "in addNametagText - breaking because nr==prevnr ($nr==$prevnr) ";
				break;
			}

			$prevnr=$nr;
//			printf("x=%f y=%f w=%f h=%f",$this->loc(0.75),$this->loc($this->yloc),$this->loc(7),$lineheight);
//			echo "$nr didnt fit";
//			echo "<br>doing: substr($textstr,-$nr) <br>";
			$textstr=substr($textstr,-$nr);
//			echo  "nr=$nr";
		} while($nr>0);


/*
		$this->nametag_current_ypos-=$lineheight/72;
		pdf_show_boxed($this->pdf,$text,
				$this->loc($this->nametag_current_xpos),
				$this->loc($this->nametag_current_ypos),
				$this->loc($this->nametag_width),
				$lineheight,
				"center",
				null);
*/
	}

	function mailingLabel($to,$co,$address,$city,$province,$postalcode)
	{
		$this->setFontSize($this->currentFontSize);
		//mailing addresses are all uppercase, left aligned
		//see http://www.canadapost.ca/tools/pg/standards/cps1-05-e.asp
		$tmpY=0.1;

		$fontsize=pdf_get_value($this->pdf,"fontsize",0);
		$lineheight=ceil($fontsize*1.2);

		//this is to make sure if the name of the school goes onto two lines we handle it properly
		$l=$this->addLabelText($tmpY,strtoupper(trim($to)));
		$tmpY+=($lineheight/72)*$l;
		if($co)
		{
			$l=$this->addLabelText($tmpY,trim(strtoupper("C/O $co")));
			$tmpY+=($lineheight/72)*$l;
		}
		if($address[strlen($address)-1]==".") $address=substr($address,0,-1);
		$l=$this->addLabelText($tmpY,strtoupper(trim($address)));
		$tmpY+=($lineheight/72)*$l;

		if(strlen($postalcode)==6) $pc=substr($postalcode,0,3)." ".substr($postalcode,3,3); else $pc=$postalcode;

		$this->addLabelText($tmpY,trim(strtoupper("$city $province  $pc")));

	}

	function addLabelText($Y,$text,$align="left")
	{
		$this->setFontSize($this->currentFontSize);
		$fontsize=pdf_get_value($this->pdf,"fontsize",0);
		$lineheight=ceil($fontsize*1.35);
		$linemove=ceil($fontsize*1.2);

//		echo "fontsize=$fontsize lineheight=$lineheight";

		$textstr=$text;

		$texty=$this->label_current_ypos-$Y;

		$nr=0;
		$prevnr=-1;
		$numlines=0;
		do
		{
			$len=strlen($textstr);

			$nl=false;
			//now lets handle a newline at the beginning, just rip it off and move the yloc ourself
			while($textstr[0]=="\n")
			{
				$textstr=substr($textstr,1);
				$texty-=$linemove/72;
				$nl=true;
			}
			if(!$nl)
				$texty-=$linemove/72;

	 		$nr=pdf_show_boxed($this->pdf,$textstr, $this->loc($this->label_current_xpos+0.20),$this->loc($texty),$this->loc($this->label_width-0.3),$lineheight,$align,null);
			if($nr==$len)
			{
				$texty+=$linemove/72;
				//okay so it really doesnt fit. so lets just keep shortening it until it does!
				$textstr=substr($textstr,0,-1);
			}
			else
			{
				$textstr=substr($textstr,-$nr);
				$numlines++;
			}
			$prevnr=$nr;
		} while($nr>0);


		return $numlines;
	}

	function newNametag()
	{
		if($this->current_nametag_index==$this->nametags_per_page)
		{

			$this->newPage();
			$this->current_nametag_index=1;
			$this->current_nametag_col_index=0;
			$this->current_nametag_row_index=1;
		}
		else
		{
			$this->current_nametag_index++;
		}

		if($this->current_nametag_col_index==$this->nametags_per_row)
		{

			$this->current_nametag_col_index=1;
			$this->current_nametag_row_index++;
		}
		else
		{
			$this->current_nametag_col_index++;
		}

		$this->nametag_current_ypos=$this->nametags_start_ypos-(($this->current_nametag_row_index-1)*$this->nametag_height)-$this->nametag_height;
		$this->nametag_current_xpos=$this->nametags_start_xpos+(($this->current_nametag_col_index-1)*$this->nametag_width);

		pdf_rect($this->pdf,
			$this->loc($this->nametag_current_xpos),
			$this->loc($this->nametag_current_ypos),
			$this->loc($this->nametag_width),
			$this->loc($this->nametag_height));
		pdf_stroke($this->pdf);

		$this->nametag_current_ypos+=$this->nametag_height-0.25;

		//only put the logo on the nametag if we actually have the logo
		if($this->logoimage)
		{
			//now place the logo image in the top-left-ish
			pdf_place_image($this->pdf,$this->logoimage,
				$this->loc($this->nametag_current_xpos+0.05),
				$this->loc($this->nametag_current_ypos-0.50),0.2);
		}

		$height['title']=0.50;
		$this->nametag_current_ypos-=$height['title'];
		pdf_setfont($this->pdf,$this->headerfont,14);
		pdf_show_boxed($this->pdf,$this->page_header,
				$this->loc($this->nametag_current_xpos+0.65),
				$this->loc($this->nametag_current_ypos),
				$this->loc($this->nametag_width-0.70),
				$this->loc($height['title']),
				"center",
				null);
		pdf_setfont($this->pdf,$this->normalfont,10);


	}

	function newLabel()
	{
		if($this->current_label_index==$this->labels_per_page)
		{

			$this->newPage();
			$this->current_label_index=1;
			$this->current_label_col_index=0;
			$this->current_label_row_index=1;
		}
		else
		{
			$this->current_label_index++;
		}

		if($this->current_label_col_index==$this->labels_per_row)
		{

			$this->current_label_col_index=1;
			$this->current_label_row_index++;
		}
		else
		{
			$this->current_label_col_index++;
		}

		$this->label_current_ypos=$this->labels_start_ypos-(($this->current_label_row_index-1)*($this->label_height + $this->label_yspacer))-$this->label_height;

		$this->label_current_xpos=$this->labels_start_xpos+(($this->current_label_col_index-1)*($this->label_width + $this->label_xspacer));

/*
		pdf_rect($this->pdf,
			$this->loc($this->label_current_xpos),
			$this->loc($this->label_current_ypos),
			$this->loc($this->label_width),
			$this->loc($this->label_height));
		pdf_stroke($this->pdf);
		*/

		$this->label_current_ypos+=$this->label_height-0.15;

		//only put the logo on the label if we actually have the logo
		/*
		if($this->logoimage)
		{
			//now place the logo image in the top-left-ish
			pdf_place_image($this->pdf,$this->logoimage,
				$this->loc($this->label_current_xpos+0.05),
				$this->loc($this->label_current_ypos-0.50),0.2);
		}
		*/

		/*
		$height['title']=0.50;
		$this->label_current_ypos-=$height['title'];

		pdf_setfont($this->pdf,$this->headerfont,14);
		pdf_show_boxed($this->pdf,$this->page_header,
				$this->loc($this->label_current_xpos+0.65),
				$this->loc($this->label_current_ypos),
				$this->loc($this->label_width-0.70),
				$this->loc($height['title']),
				"center",
				null);
	*/

	}

	function addTextX($text,$xpos)
	{
		pdf_show_xy($this->pdf,$text,$this->loc($xpos),$this->loc($this->yloc));
	}

	function nextLine()
	{
		$this->yloc-=$this->currentFontSize*1.4/72;
	}

	function hr()
	{
		pdf_moveto($this->pdf,$this->loc($this->page_margin-0.25),$this->loc($this->yloc));
		pdf_lineto($this->pdf,$this->loc($this->page_width-$this->page_margin+0.25),$this->loc($this->yloc));
		pdf_stroke($this->pdf);
		$this->yloc-=0.25;
	}

	function hline($x1,$x2)
	{
		pdf_moveto($this->pdf,$this->loc($x1),$this->loc($this->yloc));
		pdf_lineto($this->pdf,$this->loc($x2),$this->loc($this->yloc));
		pdf_stroke($this->pdf);
	}

	function heading($text)
	{
		//if we are close to the bottom, lets just move the whole heading to the next page.
		//no point putting the heading here then the new text on the next page.

		//12/72 is height of the heading
		//4/72 is the space under the heading
		if($this->yloc< (1.1 + 12/72 + 4/72) )
			$this->newPage();

		pdf_setfont($this->pdf,$this->headerfont,12);
		//move down the full line height
		$this->yloc-=12/72;
		pdf_show_xy($this->pdf,$text,$this->loc($this->page_margin),$this->loc($this->yloc));
		pdf_setfont($this->pdf,$this->normalfont,$this->currentFontSize);
		//now leave some space under the heading (4 is 1/3 of 12, so 1/3 of the line height we leave)
		$this->yloc-=4/72;

	}


	function addTable($table,$align="center")
	{
		if(is_array($table['header']))
		{
			$table_cols=count($table['header']);
			$height['tableheader']=0.2;
		}
		else
		{
			$table_cols=count($table['data']);
			$height['tableheader']=0;
		}
		$height['tabledata']=0.18;

		$this->yloc-=$height['tableheader'];
		$top_of_table=$this->yloc;

		$table_width=array_sum($table['widths']);
		$table_padding=0.03;

		switch($align)
		{
			case "center"; 	$xpos_of_table=($this->page_width-$table_width)/2; break;
			case "left"; 	$xpos_of_table=$this->page_margin; break;
			case "right"; 	$xpos_of_table=$this->page_width-$this->page_margin-$table_width; break;
		}

			//draw the top line of the table (above the table header)
			pdf_moveto($this->pdf,$this->loc($xpos_of_table),$this->loc($this->yloc+$height['tableheader']));
			pdf_lineto($this->pdf,$this->loc($xpos_of_table+$table_width),$this->loc($this->yloc+$height['tableheader']));
			pdf_stroke($this->pdf);

		//do the header first
		if(is_array($table['header']))
		{
			//draw the top line of the table (below the table header)
			pdf_moveto($this->pdf,$this->loc($xpos_of_table),$this->loc($this->yloc));
			pdf_lineto($this->pdf,$this->loc($xpos_of_table+$table_width),$this->loc($this->yloc));
			pdf_stroke($this->pdf);

			$xpos=$xpos_of_table;
			pdf_setfont($this->pdf,$this->headerfont,12);

			for($c=0;$c<$table_cols;$c++)
			{
				$head=$table['header'][$c];
				$width=$table['widths'][$c];

				pdf_show_boxed($this->pdf,$head,$this->loc($xpos),$this->loc($this->yloc),$this->loc($width),$this->loc($height['tableheader']),"center",null);
				$xpos+=$width;
			}

		}

		//now do the data in the table
		if($table['data'])
		{
			pdf_setfont($this->pdf,$this->normalfont,10);
			foreach($table['data'] AS $dataline)
			{
				$this->yloc-=$height['tabledata'];
				$xpos=$xpos_of_table;
				for($c=0;$c<$table_cols;$c++)
				{
					$width=$table['widths'][$c];

					$notfit=pdf_show_boxed($this->pdf,$dataline[$c],$this->loc($xpos+$table_padding),$this->loc($this->yloc),$this->loc($width-2*$table_padding),$this->loc($height['tabledata']),$table['dataalign'][$c],null);

					//put a little "..." at the end of the field
					if($notfit)
					{
						pdf_setfont($this->pdf,$this->normalfont,8);
						pdf_show_boxed($this->pdf,"...",$this->loc($xpos+$width-0.10),$this->loc($this->yloc-0.05),$this->loc(0.10),$this->loc($height['tabledata']),$table['dataalign'][$c],null);
						pdf_setfont($this->pdf,$this->normalfont,10);
					}

					$xpos+=$width;
				}

				//draw the line below the table data)
				pdf_moveto($this->pdf,$this->loc($xpos_of_table),$this->loc($this->yloc));
				pdf_lineto($this->pdf,$this->loc($xpos_of_table+$table_width),$this->loc($this->yloc));
				pdf_stroke($this->pdf);

				if($this->yloc<1.1)
				{
					//now draw all the vertical lines
					$xpos=$xpos_of_table;
					for($c=0;$c<$table_cols;$c++)
					{
						$width=$table['widths'][$c];
						//draw the line below the table data)
						pdf_moveto($this->pdf,$this->loc($xpos),$this->loc($top_of_table+$height['tableheader']));
						pdf_lineto($this->pdf,$this->loc($xpos),$this->loc($this->yloc));
						pdf_stroke($this->pdf);
						$xpos+=$width;
					}

					//and the final line on the right side of the table:
					pdf_moveto($this->pdf,$this->loc($xpos),$this->loc($top_of_table+$height['tableheader']));
					pdf_lineto($this->pdf,$this->loc($xpos),$this->loc($this->yloc));
					pdf_stroke($this->pdf);

					$this->newPage($this->page_width,$this->page_height);

					$this->yloc-=$height['tableheader'];
					$top_of_table=$this->yloc;

					//draw the top line of the table (above the table header)
					pdf_moveto($this->pdf,$this->loc($xpos_of_table),$this->loc($this->yloc+$height['tableheader']));
					pdf_lineto($this->pdf,$this->loc($xpos_of_table+$table_width),$this->loc($this->yloc+$height['tableheader']));
					pdf_stroke($this->pdf);

					//draw the top line of the table (below the table header)
					pdf_moveto($this->pdf,$this->loc($xpos_of_table),$this->loc($this->yloc));
					pdf_lineto($this->pdf,$this->loc($xpos_of_table+$table_width),$this->loc($this->yloc));
					pdf_stroke($this->pdf);

					//do the header first
					if($table['header'])
					{
						pdf_setfont($this->pdf,$this->headerfont,12);

						$xpos=$xpos_of_table;

						for($c=0;$c<$table_cols;$c++)
						{
							$head=$table['header'][$c];
							$width=$table['widths'][$c];

							pdf_show_boxed($this->pdf,$head,$this->loc($xpos),$this->loc($this->yloc),$this->loc($width),$this->loc($height['tableheader']),"center",null);
							$xpos+=$width;
						}

					}
					pdf_setfont($this->pdf,$this->normalfont,10);
				}
			}
		}

		//now draw all the vertical lines
		$xpos=$xpos_of_table;
		for($c=0;$c<$table_cols;$c++)
		{
			$width=$table['widths'][$c];
			//draw the line below the table data)
			pdf_moveto($this->pdf,$this->loc($xpos),$this->loc($top_of_table+$height['tableheader']));
			pdf_lineto($this->pdf,$this->loc($xpos),$this->loc($this->yloc));
			pdf_stroke($this->pdf);
			$xpos+=$width;
		}

		//and the final line on the right side of the table:
		pdf_moveto($this->pdf,$this->loc($xpos),$this->loc($top_of_table+$height['tableheader']));
		pdf_lineto($this->pdf,$this->loc($xpos),$this->loc($this->yloc));
		pdf_stroke($this->pdf);

	}

	//page styles: "normal" "nametags" "empty" "labels"
	function setPageStyle($style="normal")
	{
		$this->page_style=$style;
	}

	function setNametagDimensions($width,$height)
	{
		$this->nametag_width=$width;
		$this->nametag_height=$height;

		$this->nametags_per_row=floor($this->page_width/$width);
		$this->nametags_per_column=floor($this->page_height/$height);
		$this->nametags_per_page=$this->nametags_per_row * $this->nametags_per_column;

		$this->nametags_start_xpos=($this->page_width-$this->nametags_per_row*$width)/2;
		$this->nametags_start_ypos=$this->page_height-($this->page_height-$this->nametags_per_column*$height)/2;

	}

	function setLabelDimensions($width,$height,$xspacer=0.125,$yspacer=0.125,$fontsize=10)
	{
		$this->label_width=$width;
		$this->label_height=$height;
		$this->label_xspacer=$xspacer;
		$this->label_yspacer=$yspacer;

		$this->labels_per_row=floor($this->page_width/($width+$xspacer));
		$this->labels_per_column=floor($this->page_height/($height+$yspacer));
		$this->labels_per_page=$this->labels_per_row * $this->labels_per_column;

		$this->labels_start_xpos=($this->page_width-$this->labels_per_row*$width - $this->label_xspacer*($this->labels_per_row-1))/2;
		$this->labels_start_ypos=$this->page_height
						- ($this->page_height-$this->labels_per_column*$height-$this->label_yspacer*($this->labels_per_column-1))/2;
		$this->setFontSize($fontsize);
	}


	function output()
	{
		pdf_end_page($this->pdf);

		//only close the image if it was opened to begin with
		if($this->logoimage)
			pdf_close_image($this->pdf,$this->logoimage);

		pdf_close($this->pdf);
		$pdfdata=pdf_get_buffer($this->pdf);

		$filename=strtolower($this->page_subheader);
		$filename=ereg_replace("[^a-z0-9]","_",$filename);

		header("Content-type: application/pdf");
		header("Content-disposition: inline; filename=sfiab_".$filename.".pdf");
		header("Content-length: ".strlen($pdfdata));
		echo $pdfdata;
	}

	function lpdf($header,$subheader,$logo)
	{
		$this->pdf=pdf_new();
		pdf_open_file($this->pdf,null);

		//calculate this now, becauasae aparently we cant calculated up top in the class definition
		$this->content_width=$this->page_width-($this->page_margin*2);

		//open up the first page
		//Letter size (8.5 x 11) is 612,792
//		pdf_begin_page($this->pdf,612,792);
		// pdf_set_parameter($this->pdf, "FontOutline", "Arial=/home/sfiab/www.sfiab.ca/sfiab/arial.ttf");
		//$arial=pdf_findfont($this->pdf,"Arial","host",1);
		$this->normalfont=pdf_findfont($this->pdf,"Times-Roman","host",0);
		$this->headerfont=pdf_findfont($this->pdf,"Times-Bold","host",0);

		if(file_exists($logo))
			$this->logoimage=pdf_open_image_file($this->pdf,"gif",$logo,"",0);

		pdf_set_info($this->pdf,"Author","SFIAB");
		pdf_set_info($this->pdf,"Creator","SFIAB");
		pdf_set_info($this->pdf,"Title","SFIAB - $subheader");
		pdf_set_info($this->pdf,"Subject","$subheader");

		$this->page_header=$header;
		$this->page_subheader=$subheader;
		$this->pagenumber=0;


		//add the stuff to the first page
//		$this->addHeaderAndFooterToPage();
	}
}
?>