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<?php
/**
* @package Cpdf
*/
/**
* Cpdf class
*/
include_once('phpDocumentor/Converters/PDF/default/class.pdf.php');
/**
* This class will take the basic interaction facilities of the Cpdf class
* and make more useful functions so that the user does not have to
* know all the ins and outs of pdf presentation to produce something pretty.
*
* IMPORTANT NOTE
* there is no warranty, implied or otherwise with this software.
*
* @version 009 (versioning is linked to class.pdf.php)
* released under a public domain licence.
* @author Wayne Munro, R&OS Ltd, {@link http://www.ros.co.nz/pdf}
* @package Cpdf
*/
class Cezpdf extends Cpdf {
//==============================================================================
// this class will take the basic interaction facilities of the Cpdf class
// and make more useful functions so that the user does not have to
// know all the ins and outs of pdf presentation to produce something pretty.
//
// IMPORTANT NOTE
// there is no warranty, implied or otherwise with this software.
//
// version 009 (versioning is linked to class.pdf.php)
//
// released under a public domain licence.
//
// Wayne Munro, R&OS Ltd, http://www.ros.co.nz/pdf
//==============================================================================
var $ez=array('fontSize'=>10); // used for storing most of the page configuration parameters
var $y; // this is the current vertical positon on the page of the writing point, very important
var $ezPages=array(); // keep an array of the ids of the pages, making it easy to go back and add page numbers etc.
var $ezPageCount=0;
// ------------------------------------------------------------------------------
function Cezpdf($paper='a4',$orientation='portrait'){
// Assuming that people don't want to specify the paper size using the absolute coordinates
// allow a couple of options:
// orientation can be 'portrait' or 'landscape'
// or, to actually set the coordinates, then pass an array in as the first parameter.
// the defaults are as shown.
//
// -------------------------
// 2002-07-24 - Nicola Asuni (info@tecnick.com):
// Added new page formats (45 standard ISO paper formats and 4 american common formats)
// paper cordinates are calculated in this way: (inches * 72) where 1 inch = 2.54 cm
//
// Now you may also pass a 2 values array containing the page width and height in centimeters
// -------------------------
if (!is_array($paper)){
switch (strtoupper($paper)){
case '4A0': {$size = array(0,0,4767.87,6740.79); break;}
case '2A0': {$size = array(0,0,3370.39,4767.87); break;}
case 'A0': {$size = array(0,0,2383.94,3370.39); break;}
case 'A1': {$size = array(0,0,1683.78,2383.94); break;}
case 'A2': {$size = array(0,0,1190.55,1683.78); break;}
case 'A3': {$size = array(0,0,841.89,1190.55); break;}
case 'A4': default: {$size = array(0,0,595.28,841.89); break;}
case 'A5': {$size = array(0,0,419.53,595.28); break;}
case 'A6': {$size = array(0,0,297.64,419.53); break;}
case 'A7': {$size = array(0,0,209.76,297.64); break;}
case 'A8': {$size = array(0,0,147.40,209.76); break;}
case 'A9': {$size = array(0,0,104.88,147.40); break;}
case 'A10': {$size = array(0,0,73.70,104.88); break;}
case 'B0': {$size = array(0,0,2834.65,4008.19); break;}
case 'B1': {$size = array(0,0,2004.09,2834.65); break;}
case 'B2': {$size = array(0,0,1417.32,2004.09); break;}
case 'B3': {$size = array(0,0,1000.63,1417.32); break;}
case 'B4': {$size = array(0,0,708.66,1000.63); break;}
case 'B5': {$size = array(0,0,498.90,708.66); break;}
case 'B6': {$size = array(0,0,354.33,498.90); break;}
case 'B7': {$size = array(0,0,249.45,354.33); break;}
case 'B8': {$size = array(0,0,175.75,249.45); break;}
case 'B9': {$size = array(0,0,124.72,175.75); break;}
case 'B10': {$size = array(0,0,87.87,124.72); break;}
case 'C0': {$size = array(0,0,2599.37,3676.54); break;}
case 'C1': {$size = array(0,0,1836.85,2599.37); break;}
case 'C2': {$size = array(0,0,1298.27,1836.85); break;}
case 'C3': {$size = array(0,0,918.43,1298.27); break;}
case 'C4': {$size = array(0,0,649.13,918.43); break;}
case 'C5': {$size = array(0,0,459.21,649.13); break;}
case 'C6': {$size = array(0,0,323.15,459.21); break;}
case 'C7': {$size = array(0,0,229.61,323.15); break;}
case 'C8': {$size = array(0,0,161.57,229.61); break;}
case 'C9': {$size = array(0,0,113.39,161.57); break;}
case 'C10': {$size = array(0,0,79.37,113.39); break;}
case 'RA0': {$size = array(0,0,2437.80,3458.27); break;}
case 'RA1': {$size = array(0,0,1729.13,2437.80); break;}
case 'RA2': {$size = array(0,0,1218.90,1729.13); break;}
case 'RA3': {$size = array(0,0,864.57,1218.90); break;}
case 'RA4': {$size = array(0,0,609.45,864.57); break;}
case 'SRA0': {$size = array(0,0,2551.18,3628.35); break;}
case 'SRA1': {$size = array(0,0,1814.17,2551.18); break;}
case 'SRA2': {$size = array(0,0,1275.59,1814.17); break;}
case 'SRA3': {$size = array(0,0,907.09,1275.59); break;}
case 'SRA4': {$size = array(0,0,637.80,907.09); break;}
case 'LETTER': {$size = array(0,0,612.00,792.00); break;}
case 'LEGAL': {$size = array(0,0,612.00,1008.00); break;}
case 'EXECUTIVE': {$size = array(0,0,521.86,756.00); break;}
case 'FOLIO': {$size = array(0,0,612.00,936.00); break;}
}
switch (strtolower($orientation)){
case 'landscape':
$a=$size[3];
$size[3]=$size[2];
$size[2]=$a;
break;
}
} else {
if (count($paper)>2) {
// then an array was sent it to set the size
$size = $paper;
}
else { //size in centimeters has been passed
$size[0] = 0;
$size[1] = 0;
$size[2] = ( $paper[0] / 2.54 ) * 72;
$size[3] = ( $paper[1] / 2.54 ) * 72;
}
}
$this->Cpdf($size);
$this->ez['pageWidth']=$size[2];
$this->ez['pageHeight']=$size[3];
// also set the margins to some reasonable defaults
$this->ez['topMargin']=30;
$this->ez['bottomMargin']=30;
$this->ez['leftMargin']=30;
$this->ez['rightMargin']=30;
// set the current writing position to the top of the first page
$this->y = $this->ez['pageHeight']-$this->ez['topMargin'];
// and get the ID of the page that was created during the instancing process.
$this->ezPages[1]=$this->getFirstPageId();
$this->ezPageCount=1;
}
// ------------------------------------------------------------------------------
// 2002-07-24: Nicola Asuni (info@tecnick.com)
// Set Margins in centimeters
function ezSetCmMargins($top,$bottom,$left,$right){
$top = ( $top / 2.54 ) * 72;
$bottom = ( $bottom / 2.54 ) * 72;
$left = ( $left / 2.54 ) * 72;
$right = ( $right / 2.54 ) * 72;
$this->ezSetMargins($top,$bottom,$left,$right);
}
// ------------------------------------------------------------------------------
function ezColumnsStart($options=array()){
// start from the current y-position, make the set number of columne
if (isset($this->ez['columns']) && $this->ez['columns']==1){
// if we are already in a column mode then just return.
return;
}
$def=array('gap'=>10,'num'=>2);
foreach($def as $k=>$v){
if (!isset($options[$k])){
$options[$k]=$v;
}
}
// setup the columns
$this->ez['columns']=array('on'=>1,'colNum'=>1);
// store the current margins
$this->ez['columns']['margins']=array(
$this->ez['leftMargin']
,$this->ez['rightMargin']
,$this->ez['topMargin']
,$this->ez['bottomMargin']
);
// and store the settings for the columns
$this->ez['columns']['options']=$options;
// then reset the margins to suit the new columns
// safe enough to assume the first column here, but start from the current y-position
$this->ez['topMargin']=$this->ez['pageHeight']-$this->y;
$width=($this->ez['pageWidth']-$this->ez['leftMargin']-$this->ez['rightMargin']-($options['num']-1)*$options['gap'])/$options['num'];
$this->ez['columns']['width']=$width;
$this->ez['rightMargin']=$this->ez['pageWidth']-$this->ez['leftMargin']-$width;
}
// ------------------------------------------------------------------------------
function ezColumnsStop(){
if (isset($this->ez['columns']) && $this->ez['columns']['on']==1){
$this->ez['columns']['on']=0;
$this->ez['leftMargin']=$this->ez['columns']['margins'][0];
$this->ez['rightMargin']=$this->ez['columns']['margins'][1];
$this->ez['topMargin']=$this->ez['columns']['margins'][2];
$this->ez['bottomMargin']=$this->ez['columns']['margins'][3];
}
}
// ------------------------------------------------------------------------------
function ezInsertMode($status=1,$pageNum=1,$pos='before'){
// puts the document into insert mode. new pages are inserted until this is re-called with status=0
// by default pages wil be inserted at the start of the document
switch($status){
case '1':
if (isset($this->ezPages[$pageNum])){
$this->ez['insertMode']=1;
$this->ez['insertOptions']=array('id'=>$this->ezPages[$pageNum],'pos'=>$pos);
}
break;
case '0':
$this->ez['insertMode']=0;
break;
}
}
// ------------------------------------------------------------------------------
function ezNewPage(){
$pageRequired=1;
if (isset($this->ez['columns']) && $this->ez['columns']['on']==1){
// check if this is just going to a new column
// increment the column number
//echo 'HERE<br>';
$this->ez['columns']['colNum']++;
//echo $this->ez['columns']['colNum'].'<br>';
if ($this->ez['columns']['colNum'] <= $this->ez['columns']['options']['num']){
// then just reset to the top of the next column
$pageRequired=0;
} else {
$this->ez['columns']['colNum']=1;
$this->ez['topMargin']=$this->ez['columns']['margins'][2];
}
$width = $this->ez['columns']['width'];
$this->ez['leftMargin']=$this->ez['columns']['margins'][0]+($this->ez['columns']['colNum']-1)*($this->ez['columns']['options']['gap']+$width);
$this->ez['rightMargin']=$this->ez['pageWidth']-$this->ez['leftMargin']-$width;
}
//echo 'left='.$this->ez['leftMargin'].' right='.$this->ez['rightMargin'].'<br>';
if ($pageRequired){
// make a new page, setting the writing point back to the top
$this->y = $this->ez['pageHeight']-$this->ez['topMargin'];
// make the new page with a call to the basic class.
$this->ezPageCount++;
if (isset($this->ez['insertMode']) && $this->ez['insertMode']==1){
$id = $this->ezPages[$this->ezPageCount] = $this->newPage(1,$this->ez['insertOptions']['id'],$this->ez['insertOptions']['pos']);
// then manipulate the insert options so that inserted pages follow each other
$this->ez['insertOptions']['id']=$id;
$this->ez['insertOptions']['pos']='after';
} else {
$this->ezPages[$this->ezPageCount] = $this->newPage();
}
} else {
$this->y = $this->ez['pageHeight']-$this->ez['topMargin'];
}
}
// ------------------------------------------------------------------------------
function ezSetMargins($top,$bottom,$left,$right){
// sets the margins to new values
$this->ez['topMargin']=$top;
$this->ez['bottomMargin']=$bottom;
$this->ez['leftMargin']=$left;
$this->ez['rightMargin']=$right;
// check to see if this means that the current writing position is outside the
// writable area
if ($this->y > $this->ez['pageHeight']-$top){
// then move y down
$this->y = $this->ez['pageHeight']-$top;
}
if ( $this->y < $bottom){
// then make a new page
$this->ezNewPage();
}
}
// ------------------------------------------------------------------------------
function ezGetCurrentPageNumber(){
// return the strict numbering (1,2,3,4..) number of the current page
return $this->ezPageCount;
}
// ------------------------------------------------------------------------------
function ezStartPageNumbers($x,$y,$size,$pos='left',$pattern='{PAGENUM} of {TOTALPAGENUM}',$num=''){
// put page numbers on the pages from here.
// place then on the 'pos' side of the coordinates (x,y).
// pos can be 'left' or 'right'
// use the given 'pattern' for display, where (PAGENUM} and {TOTALPAGENUM} are replaced
// as required.
// if $num is set, then make the first page this number, the number of total pages will
// be adjusted to account for this.
// Adjust this function so that each time you 'start' page numbers then you effectively start a different batch
// return the number of the batch, so that they can be stopped in a different order if required.
if (!$pos || !strlen($pos)){
$pos='left';
}
if (!$pattern || !strlen($pattern)){
$pattern='{PAGENUM} of {TOTALPAGENUM}';
}
if (!isset($this->ez['pageNumbering'])){
$this->ez['pageNumbering']=array();
}
$i = count($this->ez['pageNumbering']);
$this->ez['pageNumbering'][$i][$this->ezPageCount]=array('x'=>$x,'y'=>$y,'pos'=>$pos,'pattern'=>$pattern,'num'=>$num,'size'=>$size);
return $i;
}
// ------------------------------------------------------------------------------
function ezWhatPageNumber($pageNum,$i=0){
// given a particular generic page number (ie, document numbered sequentially from beginning),
// return the page number under a particular page numbering scheme ($i)
$num=0;
$start=1;
$startNum=1;
if (!isset($this->ez['pageNumbering']))
{
$this->addMessage('WARNING: page numbering called for and wasn\'t started with ezStartPageNumbers');
return 0;
}
foreach($this->ez['pageNumbering'][$i] as $k=>$v){
if ($k<=$pageNum){
if (is_array($v)){
// start block
if (strlen($v['num'])){
// a start was specified
$start=$v['num'];
$startNum=$k;
$num=$pageNum-$startNum+$start;
}
} else {
// stop block
$num=0;
}
}
}
return $num;
}
// ------------------------------------------------------------------------------
function ezStopPageNumbers($stopTotal=0,$next=0,$i=0){
// if stopTotal=1 then the totalling of pages for this number will stop too
// if $next=1, then do this page, but not the next, else do not do this page either
// if $i is set, then stop that particular pagenumbering sequence.
if (!isset($this->ez['pageNumbering'])){
$this->ez['pageNumbering']=array();
}
if ($next && isset($this->ez['pageNumbering'][$i][$this->ezPageCount]) && is_array($this->ez['pageNumbering'][$i][$this->ezPageCount])){
// then this has only just been started, this will over-write the start, and nothing will appear
// add a special command to the start block, telling it to stop as well
if ($stopTotal){
$this->ez['pageNumbering'][$i][$this->ezPageCount]['stoptn']=1;
} else {
$this->ez['pageNumbering'][$i][$this->ezPageCount]['stopn']=1;
}
} else {
if ($stopTotal){
$this->ez['pageNumbering'][$i][$this->ezPageCount]='stopt';
} else {
$this->ez['pageNumbering'][$i][$this->ezPageCount]='stop';
}
if ($next){
$this->ez['pageNumbering'][$i][$this->ezPageCount].='n';
}
}
}
// ------------------------------------------------------------------------------
function ezPRVTpageNumberSearch($lbl,&$tmp){
foreach($tmp as $i=>$v){
if (is_array($v)){
if (isset($v[$lbl])){
return $i;
}
} else {
if ($v==$lbl){
return $i;
}
}
}
return 0;
}
// ------------------------------------------------------------------------------
function ezPRVTaddPageNumbers(){
// this will go through the pageNumbering array and add the page numbers are required
if (isset($this->ez['pageNumbering'])){
$totalPages1 = $this->ezPageCount;
$tmp1=$this->ez['pageNumbering'];
$status=0;
foreach($tmp1 as $i=>$tmp){
// do each of the page numbering systems
// firstly, find the total pages for this one
$k = $this->ezPRVTpageNumberSearch('stopt',$tmp);
if ($k && $k>0){
$totalPages = $k-1;
} else {
$l = $this->ezPRVTpageNumberSearch('stoptn',$tmp);
if ($l && $l>0){
$totalPages = $l;
} 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 > $nWidest){
// then there is space to set them to this
foreach($aWidest as $colName){
$cols0[$colName] = $newWidestWidth;
}
$presentWidth=$neededWidth;
} else {
// there is not space, reduce the size of the widest ones down to the next size down, and we
// will go round again
foreach($aWidest as $colName){
$cols0[$colName] = $nWidest;
}
$presentWidth=$presentWidth-($widest-$nWidest)*count($aWidest);
}
}
}
// $cols0 now contains the new widths of the constrained columns.
// now need to update the $pos and $maxWidth arrays
$xq=0;
foreach($pos as $colName=>$p){
$pos[$colName]=$xq;
if (!isset($options['cols'][$colName]) || !isset($options['cols'][$colName]['width']) || $options['cols'][$colName]['width']<=0){
if (isset($cols0[$colName])){
$xq += $cols0[$colName] + $options['gap'];
$maxWidth[$colName]=$cols0[$colName];
}
} else {
if (isset($cols1[$colName])){
$xq += $cols1[$colName];
}
}
}
$t=$x+$options['width'];
$pos['_end_']=$t;
}
// now adjust the table to the correct location across the page
switch ($options['xPos']){
case 'left':
$xref = $this->ez['leftMargin'];
break;
case 'right':
$xref = $this->ez['pageWidth'] - $this->ez['rightMargin'];
break;
case 'centre':
case 'center':
$xref = $middle;
break;
default:
$xref = $options['xPos'];
break;
}
switch ($options['xOrientation']){
case 'left':
$dx = $xref-$t;
break;
case 'right':
$dx = $xref;
break;
case 'centre':
case 'center':
$dx = $xref-$t/2;
break;
}
foreach($pos as $k=>$v){
$pos[$k]=$v+$dx;
}
$x0=$x+$dx;
$x1=$t+$dx;
$baseLeftMargin = $this->ez['leftMargin'];
$basePos = $pos;
$baseX0 = $x0;
$baseX1 = $x1;
// ok, just about ready to make me a table
$this->setColor($options['textCol'][0],$options['textCol'][1],$options['textCol'][2]);
$this->setStrokeColor($options['shadeCol'][0],$options['shadeCol'][1],$options['shadeCol'][2]);
$middle = ($x1+$x0)/2;
// start a transaction which will be used to regress the table, if there are not enough rows protected
if ($options['protectRows']>0){
$this->transaction('start');
$movedOnce=0;
}
$abortTable = 1;
while ($abortTable){
$abortTable=0;
$dm = $this->ez['leftMargin']-$baseLeftMargin;
foreach($basePos as $k=>$v){
$pos[$k]=$v+$dm;
}
$x0=$baseX0+$dm;
$x1=$baseX1+$dm;
$middle = ($x1+$x0)/2;
// if the title is set, then do that
if (strlen($title)){
$w = $this->getTextWidth($options['titleFontSize'],$title);
$this->y -= $this->getFontHeight($options['titleFontSize']);
if ($this->y < $this->ez['bottomMargin']){
$this->ezNewPage();
// margins may have changed on the newpage
$dm = $this->ez['leftMargin']-$baseLeftMargin;
foreach($basePos as $k=>$v){
$pos[$k]=$v+$dm;
}
$x0=$baseX0+$dm;
$x1=$baseX1+$dm;
$middle = ($x1+$x0)/2;
$this->y -= $this->getFontHeight($options['titleFontSize']);
}
$this->addText($middle-$w/2,$this->y,$options['titleFontSize'],$title);
$this->y -= $options['titleGap'];
}
// margins may have changed on the newpage
$dm = $this->ez['leftMargin']-$baseLeftMargin;
foreach($basePos as $k=>$v){
$pos[$k]=$v+$dm;
}
$x0=$baseX0+$dm;
$x1=$baseX1+$dm;
$y=$this->y; // to simplify the code a bit
// make the table
$height = $this->getFontHeight($options['fontSize']);
$decender = $this->getFontDecender($options['fontSize']);
$y0=$y+$decender;
$dy=0;
if ($options['showHeadings']){
// this function will move the start of the table to a new page if it does not fit on this one
$headingHeight = $this->ezPrvtTableColumnHeadings($cols,$pos,$maxWidth,$height,$decender,$options['rowGap'],$options['fontSize'],$y,$options);
$y0 = $y+$headingHeight;
$y1 = $y;
$dm = $this->ez['leftMargin']-$baseLeftMargin;
foreach($basePos as $k=>$v){
$pos[$k]=$v+$dm;
}
$x0=$baseX0+$dm;
$x1=$baseX1+$dm;
} else {
$y1 = $y0;
}
$firstLine=1;
// open an object here so that the text can be put in over the shading
if ($options['shaded']){
$this->saveState();
$textObjectId = $this->openObject();
$this->closeObject();
$this->addObject($textObjectId);
$this->reopenObject($textObjectId);
}
$cnt=0;
$newPage=0;
foreach($data as $row){
$cnt++;
// the transaction support will be used to prevent rows being split
if ($options['splitRows']==0){
$pageStart = $this->ezPageCount;
if (isset($this->ez['columns']) && $this->ez['columns']['on']==1){
$columnStart = $this->ez['columns']['colNum'];
}
$this->transaction('start');
$row_orig = $row;
$y_orig = $y;
$y0_orig = $y0;
$y1_orig = $y1;
}
$ok=0;
$secondTurn=0;
while(!$abortTable && $ok == 0){
$mx=0;
$newRow=1;
while(!$abortTable && ($newPage || $newRow)){
$y-=$height;
if ($newPage || $y<$this->ez['bottomMargin'] || (isset($options['minRowSpace']) && $y<($this->ez['bottomMargin']+$options['minRowSpace'])) ){
// check that enough rows are with the heading
if ($options['protectRows']>0 && $movedOnce==0 && $cnt<=$options['protectRows']){
// then we need to move the whole table onto the next page
$movedOnce = 1;
$abortTable = 1;
}
$y2=$y-$mx+2*$height+$decender-$newRow*$height;
if ($options['showLines']){
if (!$options['showHeadings']){
$y0=$y1;
}
$this->ezPrvtTableDrawLines($pos,$options['gap'],$x0,$x1,$y0,$y1,$y2,$options['lineCol'],$options['innerLineThickness'],$options['outerLineThickness'],$options['showLines']);
}
if ($options['shaded']){
$this->closeObject();
$this->restoreState();
}
$this->ezNewPage();
// and the margins may have changed, this is due to the possibility of the columns being turned on
// as the columns are managed by manipulating the margins
$dm = $this->ez['leftMargin']-$baseLeftMargin;
foreach($basePos as $k=>$v){
$pos[$k]=$v+$dm;
}
// $x0=$x0+$dm;
// $x1=$x1+$dm;
$x0=$baseX0+$dm;
$x1=$baseX1+$dm;
if ($options['shaded']){
$this->saveState();
$textObjectId = $this->openObject();
$this->closeObject();
$this->addObject($textObjectId);
$this->reopenObject($textObjectId);
}
$this->setColor($options['textCol'][0],$options['textCol'][1],$options['textCol'][2],1);
$y = $this->ez['pageHeight']-$this->ez['topMargin'];
$y0=$y+$decender;
$mx=0;
if ($options['showHeadings']){
$this->ezPrvtTableColumnHeadings($cols,$pos,$maxWidth,$height,$decender,$options['rowGap'],$options['fontSize'],$y,$options);
$y1=$y;
} else {
$y1=$y0;
}
$firstLine=1;
$y -= $height;
}
$newRow=0;
// write the actual data
// if these cells need to be split over a page, then $newPage will be set, and the remaining
// text will be placed in $leftOvers
$newPage=0;
$leftOvers=array();
foreach($cols as $colName=>$colTitle){
$this->ezSetY($y+$height);
$colNewPage=0;
if (isset($row[$colName])){
if (isset($options['cols'][$colName]) && isset($options['cols'][$colName]['link']) && strlen($options['cols'][$colName]['link'])){
$lines = explode("\n",$row[$colName]);
if (isset($row[$options['cols'][$colName]['link']]) && strlen($row[$options['cols'][$colName]['link']])){
foreach($lines as $k=>$v){
$lines[$k]='<c:alink:'.$row[$options['cols'][$colName]['link']].'>'.$v.'</c:alink>';
}
}
} else {
$lines = explode("\n",$row[$colName]);
}
} else {
$lines = array();
}
$this->y -= $options['rowGap'];
foreach ($lines as $line){
$line = $this->ezProcessText($line);
$start=1;
while (strlen($line) || $start){
$start=0;
if (!$colNewPage){
$this->y=$this->y-$height;
}
if ($this->y < $this->ez['bottomMargin']){
// $this->ezNewPage();
$newPage=1; // whether a new page is required for any of the columns
$colNewPage=1; // whether a new page is required for this column
}
if ($colNewPage){
if (isset($leftOvers[$colName])){
$leftOvers[$colName].="\n".$line;
} else {
$leftOvers[$colName] = $line;
}
$line='';
} else {
if (isset($options['cols'][$colName]) && isset($options['cols'][$colName]['justification']) ){
$just = $options['cols'][$colName]['justification'];
} else {
$just='left';
}
$line=$this->addTextWrap($pos[$colName],$this->y,$maxWidth[$colName],$options['fontSize'],$line,$just);
}
}
}
$dy=$y+$height-$this->y+$options['rowGap'];
if ($dy-$height*$newPage>$mx){
$mx=$dy-$height*$newPage;
}
}
// set $row to $leftOvers so that they will be processed onto the new page
$row = $leftOvers;
// now add the shading underneath
if ($options['shaded'] && $cnt%2==0){
$this->closeObject();
$this->setColor($options['shadeCol'][0],$options['shadeCol'][1],$options['shadeCol'][2],1);
$this->filledRectangle($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
$this->reopenObject($textObjectId);
}
if ($options['shaded']==2 && $cnt%2==1){
$this->closeObject();
$this->setColor($options['shadeCol2'][0],$options['shadeCol2'][1],$options['shadeCol2'][2],1);
$this->filledRectangle($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
$this->reopenObject($textObjectId);
}
if ($options['showLines']>1){
// then draw a line on the top of each block
// $this->closeObject();
$this->saveState();
$this->setStrokeColor($options['lineCol'][0],$options['lineCol'][1],$options['lineCol'][2],1);
// $this->line($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
if ($firstLine){
$this->setLineStyle($options['outerLineThickness']);
$firstLine=0;
} else {
$this->setLineStyle($options['innerLineThickness']);
}
$this->line($x0-$options['gap']/2,$y+$decender+$height,$x1-$options['gap']/2,$y+$decender+$height);
$this->restoreState();
// $this->reopenObject($textObjectId);
}
} // end of while
$y=$y-$mx+$height;
// checking row split over pages
if ($options['splitRows']==0){
if ( ( ($this->ezPageCount != $pageStart) || (isset($this->ez['columns']) && $this->ez['columns']['on']==1 && $columnStart != $this->ez['columns']['colNum'] )) && $secondTurn==0){
// then we need to go back and try that again !
$newPage=1;
$secondTurn=1;
$this->transaction('rewind');
$row = $row_orig;
$y = $y_orig;
$y0 = $y0_orig;
$y1 = $y1_orig;
$ok=0;
$dm = $this->ez['leftMargin']-$baseLeftMargin;
foreach($basePos as $k=>$v){
$pos[$k]=$v+$dm;
}
$x0=$baseX0+$dm;
$x1=$baseX1+$dm;
} else {
$this->transaction('commit');
$ok=1;
}
} else {
$ok=1; // don't go round the loop if splitting rows is allowed
}
} // end of while to check for row splitting
if ($abortTable){
if ($ok==0){
$this->transaction('abort');
}
// only the outer transaction should be operational
$this->transaction('rewind');
$this->ezNewPage();
break;
}
} // end of foreach ($data as $row)
} // end of while ($abortTable)
// table has been put on the page, the rows guarded as required, commit.
$this->transaction('commit');
$y2=$y+$decender;
if ($options['showLines']){
if (!$options['showHeadings']){
$y0=$y1;
}
$this->ezPrvtTableDrawLines($pos,$options['gap'],$x0,$x1,$y0,$y1,$y2,$options['lineCol'],$options['innerLineThickness'],$options['outerLineThickness'],$options['showLines']);
}
// close the object for drawing the text on top
if ($options['shaded']){
$this->closeObject();
$this->restoreState();
}
$this->y=$y;
return $y;
}
// ------------------------------------------------------------------------------
function ezProcessText($text){
// this function will intially be used to implement underlining support, but could be used for a range of other
// purposes
$search = array('<u>','<U>','</u>','</U>');
$replace = array('<c:uline>','<c:uline>','</c:uline>','</c:uline>');
return str_replace($search,$replace,$text);
}
// ------------------------------------------------------------------------------
function ezText($text,$size=0,$options=array(),$test=0){
// this will add a string of text to the document, starting at the current drawing
// position.
// it will wrap to keep within the margins, including optional offsets from the left
// and the right, if $size is not specified, then it will be the last one used, or
// the default value (12 I think).
// the text will go to the start of the next line when a return code "\n" is found.
// possible options are:
// 'left'=> number, gap to leave from the left margin
// 'right'=> number, gap to leave from the right margin
// 'aleft'=> number, absolute left position (overrides 'left')
// 'aright'=> number, absolute right position (overrides 'right')
// 'justification' => 'left','right','center','centre','full'
// only set one of the next two items (leading overrides spacing)
// 'leading' => number, defines the total height taken by the line, independent of the font height.
// 'spacing' => a real number, though usually set to one of 1, 1.5, 2 (line spacing as used in word processing)
// if $test is set then this should just check if the text is going to flow onto a new page or not, returning true or false
// apply the filtering which will make the underlining function.
$text = $this->ezProcessText($text);
$newPage=false;
$store_y = $this->y;
if (is_array($options) && isset($options['aleft'])){
$left=$options['aleft'];
} else {
$left = $this->ez['leftMargin'] + ((is_array($options) && isset($options['left']))?$options['left']:0);
}
if (is_array($options) && isset($options['aright'])){
$right=$options['aright'];
} else {
$right = $this->ez['pageWidth'] - $this->ez['rightMargin'] - ((is_array($options) && isset($options['right']))?$options['right']:0);
}
if ($size<=0){
$size = $this->ez['fontSize'];
} else {
$this->ez['fontSize']=$size;
}
if (is_array($options) && isset($options['justification'])){
$just = $options['justification'];
} else {
$just = 'left';
}
// modifications to give leading and spacing based on those given by Craig Heydenburg 1/1/02
if (is_array($options) && isset($options['leading'])) { ## use leading instead of spacing
$height = $options['leading'];
} else if (is_array($options) && isset($options['spacing'])) {
$height = $this->getFontHeight($size) * $options['spacing'];
} else {
$height = $this->getFontHeight($size);
}
$lines = explode("\n",$text);
foreach ($lines as $line){
$start=1;
while (strlen($line) || $start){
$start=0;
$this->y=$this->y-$height;
if ($this->y < $this->ez['bottomMargin']){
if ($test){
$newPage=true;
} else {
$this->ezNewPage();
// and then re-calc the left and right, in case they have changed due to columns
}
}
if (is_array($options) && isset($options['aleft'])){
$left=$options['aleft'];
} else {
$left = $this->ez['leftMargin'] + ((is_array($options) && isset($options['left']))?$options['left']:0);
}
if (is_array($options) && isset($options['aright'])){
$right=$options['aright'];
} else {
$right = $this->ez['pageWidth'] - $this->ez['rightMargin'] - ((is_array($options) && isset($options['right']))?$options['right']:0);
}
$line=$this->addTextWrap($left,$this->y,$right-$left,$size,$line,$just,0,$test);
}
}
if ($test){
$this->y=$store_y;
return $newPage;
} else {
return $this->y;
}
}
// ------------------------------------------------------------------------------
function ezImage($image,$pad = 5,$width = 0,$resize = 'full',$just = 'center',$border = ''){
//beta ezimage function
if (stristr($image,'://'))//copy to temp file
{
$fp = @fopen($image,"rb");
while(!feof($fp))
{
$cont.= fread($fp,1024);
}
fclose($fp);
$image = tempnam ("/tmp", "php-pdf");
$fp2 = @fopen($image,"w");
fwrite($fp2,$cont);
fclose($fp2);
$temp = true;
}
if (!(file_exists($image))) return false; //return immediately if image file does not exist
$imageInfo = getimagesize($image);
switch ($imageInfo[2]){
case 2:
$type = "jpeg";
break;
case 3:
$type = "png";
break;
default:
return false; //return if file is not jpg or png
}
if ($width == 0) $width = $imageInfo[0]; //set width
$ratio = $imageInfo[0]/$imageInfo[1];
//get maximum width of image
if (isset($this->ez['columns']) && $this->ez['columns']['on'] == 1)
{
$bigwidth = $this->ez['columns']['width'] - ($pad * 2);
}
else
{
$bigwidth = $this->ez['pageWidth'] - ($pad * 2);
}
//fix width if larger than maximum or if $resize=full
if ($resize == 'full' || $resize == 'width' || $width > $bigwidth)
{
$width = $bigwidth;
}
$height = ($width/$ratio); //set height
//fix size if runs off page
if ($height > ($this->y - $this->ez['bottomMargin'] - ($pad * 2)))
{
if ($resize != 'full')
{
$this->ezNewPage();
}
else
{
$height = ($this->y - $this->ez['bottomMargin'] - ($pad * 2)); //shrink height
$width = ($height*$ratio); //fix width
}
}
//fix x-offset if image smaller than bigwidth
if ($width < $bigwidth)
{
//center if justification=center
if ($just == 'center')
{
$offset = ($bigwidth - $width) / 2;
}
//move to right if justification=right
if ($just == 'right')
{
$offset = ($bigwidth - $width);
}
//leave at left if justification=left
if ($just == 'left')
{
$offset = 0;
}
}
//call appropriate function
if ($type == "jpeg"){
$this->addJpegFromFile($image,$this->ez['leftMargin'] + $pad + $offset, $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,$width);
}
if ($type == "png"){
$this->addPngFromFile($image,$this->ez['leftMargin'] + $pad + $offset, $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,$width);
}
//draw border
if ($border != '')
{
if (!(isset($border['color'])))
{
$border['color']['red'] = .5;
$border['color']['blue'] = .5;
$border['color']['green'] = .5;
}
if (!(isset($border['width']))) $border['width'] = 1;
if (!(isset($border['cap']))) $border['cap'] = 'round';
if (!(isset($border['join']))) $border['join'] = 'round';
$this->setStrokeColor($border['color']['red'],$border['color']['green'],$border['color']['blue']);
$this->setLineStyle($border['width'],$border['cap'],$border['join']);
$this->rectangle($this->ez['leftMargin'] + $pad + $offset, $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,$width,$height);
}
// move y below image
$this->y = $this->y - $pad - $height;
//remove tempfile for remote images
if ($temp == true) unlink($image);
}
// ------------------------------------------------------------------------------
// note that templating code is still considered developmental - have not really figured
// out a good way of doing this yet.
function loadTemplate($templateFile){
// this function will load the requested template ($file includes full or relative pathname)
// the code for the template will be modified to make it name safe, and then stored in
// an array for later use
// The id of the template will be returned for the user to operate on it later
if (!file_exists($templateFile)){
return -1;
}
$code = implode('',file($templateFile));
if (!strlen($code)){
return;
}
$code = trim($code);
if (substr($code,0,5)=='<?php'){
$code = substr($code,5);
}
if (substr($code,-2)=='?>'){
$code = substr($code,0,strlen($code)-2);
}
if (isset($this->ez['numTemplates'])){
$newNum = $this->ez['numTemplates'];
$this->ez['numTemplates']++;
} else {
$newNum=0;
$this->ez['numTemplates']=1;
$this->ez['templates']=array();
}
$this->ez['templates'][$newNum]['code']=$code;
return $newNum;
}
// ------------------------------------------------------------------------------
function execTemplate($id,$data=array(),$options=array()){
// execute the given template on the current document.
if (!isset($this->ez['templates'][$id])){
return;
}
eval($this->ez['templates'][$id]['code']);
}
// ------------------------------------------------------------------------------
function ilink($info){
$this->alink($info,1);
}
function alink($info,$internal=0){
// a callback function to support the formation of clickable links within the document
$lineFactor=0.05; // the thickness of the line as a proportion of the height. also the drop of the line.
switch($info['status']){
case 'start':
case 'sol':
// the beginning of the link
// this should contain the URl for the link as the 'p' entry, and will also contain the value of 'nCallback'
if (!isset($this->ez['links'])){
$this->ez['links']=array();
}
$i = $info['nCallback'];
$this->ez['links'][$i] = array('x'=>$info['x'],'y'=>$info['y'],'angle'=>$info['angle'],'decender'=>$info['decender'],'height'=>$info['height'],'url'=>$info['p']);
$this->saveState();
$this->setColor(0,0,1);
$this->setStrokeColor(0,0,1);
$thick = $info['height']*$lineFactor;
$this->setLineStyle($thick);
break;
case 'end':
case 'eol':
// the end of the link
// assume that it is the most recent opening which has closed
$i = $info['nCallback'];
$start = $this->ez['links'][$i];
// add underlining
$a = deg2rad((float)$start['angle']-90.0);
$drop = $start['height']*$lineFactor*1.5;
$dropx = cos($a)*$drop;
$dropy = -sin($a)*$drop;
$this->line($start['x']-$dropx,$start['y']-$dropy,$info['x']-$dropx,$info['y']-$dropy);
if ($internal) {
$this->addInternalLink($start['url'],$start['x'],$start['y']+$start['decender'],$info['x'],$start['y']+$start['decender']+$start['height']);
} else {
$this->addLink($start['url'],$start['x'],$start['y']+$start['decender'],$info['x'],$start['y']+$start['decender']+$start['height']);
}
$this->restoreState();
break;
}
}
// ------------------------------------------------------------------------------
function uline($info){
// a callback function to support underlining
$lineFactor=0.05; // the thickness of the line as a proportion of the height. also the drop of the line.
switch($info['status']){
case 'start':
case 'sol':
// the beginning of the underline zone
if (!isset($this->ez['links'])){
$this->ez['links']=array();
}
$i = $info['nCallback'];
$this->ez['links'][$i] = array('x'=>$info['x'],'y'=>$info['y'],'angle'=>$info['angle'],'decender'=>$info['decender'],'height'=>$info['height']);
$this->saveState();
$thick = $info['height']*$lineFactor;
$this->setLineStyle($thick);
break;
case 'end':
case 'eol':
// the end of the link
// assume that it is the most recent opening which has closed
$i = $info['nCallback'];
$start = $this->ez['links'][$i];
// add underlining
$a = deg2rad((float)$start['angle']-90.0);
$drop = $start['height']*$lineFactor*1.5;
$dropx = cos($a)*$drop;
$dropy = -sin($a)*$drop;
$this->line($start['x']-$dropx,$start['y']-$dropy,$info['x']-$dropx,$info['y']-$dropy);
$this->restoreState();
break;
}
}
// ------------------------------------------------------------------------------
}
?>
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