<?php
//
// FPDF_TPL - Version 1.2
//
// Copyright 2004-2010 Setasign - Jan Slabon
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
class FPDF_TPL extends FPDF
{
/**
* Array of Tpl-Data
* @var array
*/
public $tpls = array();
/**
* Current Template-ID
* @var int
*/
public $tpl = 0;
/**
* "In Template"-Flag
* @var boolean
*/
public $_intpl = false;
/**
* Nameprefix of Templates used in Resources-Dictonary
* @var string A String defining the Prefix used as Template-Object-Names. Have to beginn with an /
*/
public $tplprefix = "/TPL";
/**
* Resources used By Templates and Pages
* @var array
*/
public $_res = array();
/**
* Last used Template data
*
* @var array
*/
public $lastUsedTemplateData = array();
/**
* Start a Template
*
* This method starts a template. You can give own coordinates to build an own sized
* Template. Pay attention, that the margins are adapted to the new templatesize.
* If you want to write outside the template, for example to build a clipped Template,
* you have to set the Margins and "Cursor"-Position manual after beginTemplate-Call.
*
* If no parameter is given, the template uses the current page-size.
* The Method returns an ID of the current Template. This ID is used later for using this template.
* Warning: A created Template is used in PDF at all events. Still if you don't use it after creation!
*
* @param int $x The x-coordinate given in user-unit
* @param int $y The y-coordinate given in user-unit
* @param int $w The width given in user-unit
* @param int $h The height given in user-unit
* @return int The ID of new created Template
*/
public function beginTemplate($x = null, $y = null, $w = null, $h = null)
{
if (is_subclass_of($this, 'TCPDF')) {
$this->Error('This method is only usable with FPDF. Use TCPDF methods startTemplate() instead.');
return;
}
if ($this->page <= 0) {
$this->error("You have to add a page to fpdf first!");
}
if ($x == null) {
$x = 0;
}
if ($y == null) {
$y = 0;
}
if ($w == null) {
$w = $this->w;
}
if ($h == null) {
$h = $this->h;
}
// Save settings
$this->tpl++;
$tpl =& $this->tpls[$this->tpl];
$tpl = array(
'o_x' => $this->x,
'o_y' => $this->y,
'o_AutoPageBreak' => $this->AutoPageBreak,
'o_bMargin' => $this->bMargin,
'o_tMargin' => $this->tMargin,
'o_lMargin' => $this->lMargin,
'o_rMargin' => $this->rMargin,
'o_h' => $this->h,
'o_w' => $this->w,
'buffer' => '',
'x' => $x,
'y' => $y,
'w' => $w,
'h' => $h
);
$this->SetAutoPageBreak(false);
// Define own high and width to calculate possitions correct
$this->h = $h;
$this->w = $w;
$this->_intpl = true;
$this->SetXY($x + $this->lMargin, $y + $this->tMargin);
$this->SetRightMargin($this->w - $w + $this->rMargin);
return $this->tpl;
}
/**
* End Template
*
* This method ends a template and reset initiated variables on beginTemplate.
*
* @return mixed If a template is opened, the ID is returned. If not a false is returned.
*/
public function endTemplate()
{
if (is_subclass_of($this, 'TCPDF')) {
$args = func_get_args();
return call_user_func_array(array($this, 'TCPDF::endTemplate'), $args);
}
if ($this->_intpl) {
$this->_intpl = false;
$tpl =& $this->tpls[$this->tpl];
$this->SetXY($tpl['o_x'], $tpl['o_y']);
$this->tMargin = $tpl['o_tMargin'];
$this->lMargin = $tpl['o_lMargin'];
$this->rMargin = $tpl['o_rMargin'];
$this->h = $tpl['o_h'];
$this->w = $tpl['o_w'];
$this->SetAutoPageBreak($tpl['o_AutoPageBreak'], $tpl['o_bMargin']);
return $this->tpl;
} else {
return false;
}
}
/**
* Use a Template in current Page or other Template
*
* You can use a template in a page or in another template.
* You can give the used template a new size like you use the Image()-method.
* All parameters are optional. The width or height is calculated automaticaly
* if one is given. If no parameter is given the origin size as defined in
* beginTemplate() is used.
* The calculated or used width and height are returned as an array.
*
* @param int $tplidx A valid template-Id
* @param int $_x The x-position
* @param int $_y The y-position
* @param int $_w The new width of the template
* @param int $_h The new height of the template
* @retrun array The height and width of the template
*/
public function useTemplate($tplidx, $_x = null, $_y = null, $_w = 0, $_h = 0)
{
if ($this->page <= 0) {
$this->error('You have to add a page first!');
}
if (!isset($this->tpls[$tplidx])) {
$this->error('Template does not exist!');
}
if ($this->_intpl) {
$this->_res['tpl'][$this->tpl]['tpls'][$tplidx] =& $this->tpls[$tplidx];
}
$tpl =& $this->tpls[$tplidx];
$w = $tpl['w'];
$h = $tpl['h'];
if ($_x == null) {
$_x = 0;
}
if ($_y == null) {
$_y = 0;
}
$_x += $tpl['x'];
$_y += $tpl['y'];
$wh = $this->getTemplateSize($tplidx, $_w, $_h);
$_w = $wh['w'];
$_h = $wh['h'];
$tData = array(
'x' => $this->x,
'y' => $this->y,
'w' => $_w,
'h' => $_h,
'scaleX' => ($_w / $w),
'scaleY' => ($_h / $h),
'tx' => $_x,
'ty' => ($this->h - $_y - $_h),
'lty' => ($this->h - $_y - $_h) - ($this->h - $h) * ($_h / $h)
);
$this->_out(sprintf('q %.4F 0 0 %.4F %.4F %.4F cm', $tData['scaleX'], $tData['scaleY'], $tData['tx'] * $this->k, $tData['ty'] * $this->k)); // Translate
$this->_out(sprintf('%s%d Do Q', $this->tplprefix, $tplidx));
// reset font in the outer graphic state
if ($this->FontFamily) {
$family = $this->FontFamily;
$this->FontFamily = '';
$this->SetFont($family);
}
$this->lastUsedTemplateData = $tData;
return array('w' => $_w, 'h' => $_h);
}
/**
* Get The calculated Size of a Template
*
* If one size is given, this method calculates the other one.
*
* @param int $tplidx A valid template-Id
* @param int $_w The width of the template
* @param int $_h The height of the template
* @return array The height and width of the template
*/
public function getTemplateSize($tplidx, $_w = 0, $_h = 0)
{
if (!$this->tpls[$tplidx]) {
return false;
}
$tpl =& $this->tpls[$tplidx];
$w = $tpl['w'];
$h = $tpl['h'];
if ($_w == 0 and $_h == 0) {
$_w = $w;
$_h = $h;
}
if ($_w == 0) {
$_w = $_h * $w / $h;
}
if ($_h == 0) {
$_h = $_w * $h / $w;
}
return array("w" => $_w, "h" => $_h);
}
/**
* See FPDF/TCPDF-Documentation ;-)
*/
public function SetFont($family, $style = '', $size = 0)
{
if (is_subclass_of($this, 'TCPDF')) {
$args = func_get_args();
return call_user_func_array(array($this, 'TCPDF::SetFont'), $args);
}
/**
* force the resetting of font changes in a template
*/
if ($this->_intpl) {
$this->FontFamily = '';
}
parent::SetFont($family, $style, $size);
$fontkey = $this->FontFamily . $this->FontStyle;
if ($this->_intpl) {
$this->_res['tpl'][$this->tpl]['fonts'][$fontkey] =& $this->fonts[$fontkey];
} else {
$this->_res['page'][$this->page]['fonts'][$fontkey] =& $this->fonts[$fontkey];
}
}
/**
* See FPDF/TCPDF-Documentation ;-)
*/
public function Image($file, $x = null, $y = null, $w = 0, $h = 0, $type = '', $link = '')
{
if (is_subclass_of($this, 'TCPDF')) {
$args = func_get_args();
return call_user_func_array(array($this, 'TCPDF::Image'), $args);
}
$ret = parent::Image($file, $x, $y, $w, $h, $type, $link);
if ($this->_intpl) {
$this->_res['tpl'][$this->tpl]['images'][$file] =& $this->images[$file];
} else {
$this->_res['page'][$this->page]['images'][$file] =& $this->images[$file];
}
return $ret;
}
/**
* See FPDF-Documentation ;-)
*
* AddPage is not available when you're "in" a template.
*/
public function AddPage($orientation = '', $format = '')
{
if (is_subclass_of($this, 'TCPDF')) {
$args = func_get_args();
return call_user_func_array(array($this, 'TCPDF::AddPage'), $args);
}
if ($this->_intpl) {
$this->Error('Adding pages in templates isn\'t possible!');
}
parent::AddPage($orientation, $format);
}
/**
* Preserve adding Links in Templates ...won't work
*/
public function Link($x, $y, $w, $h, $link)
{
if (is_subclass_of($this, 'TCPDF')) {
$args = func_get_args();
return call_user_func_array(array($this, 'TCPDF::Link'), $args);
}
if ($this->_intpl) {
$this->Error('Using links in templates aren\'t possible!');
}
parent::Link($x, $y, $w, $h, $link);
}
public function AddLink()
{
if (is_subclass_of($this, 'TCPDF')) {
$args = func_get_args();
return call_user_func_array(array($this, 'TCPDF::AddLink'), $args);
}
if ($this->_intpl) {
$this->Error('Adding links in templates aren\'t possible!');
}
return parent::AddLink();
}
public function SetLink($link, $y = 0, $page = -1)
{
if (is_subclass_of($this, 'TCPDF')) {
$args = func_get_args();
return call_user_func_array(array($this, 'TCPDF::SetLink'), $args);
}
if ($this->_intpl) {
$this->Error('Setting links in templates aren\'t possible!');
}
parent::SetLink($link, $y, $page);
}
/**
* Private Method that writes the form xobjects
*/
public function _putformxobjects()
{
$filter=($this->compress) ? '/Filter /FlateDecode ' : '';
reset($this->tpls);
foreach ($this->tpls as $tplidx => $tpl) {
$p=($this->compress) ? gzcompress($tpl['buffer']) : $tpl['buffer'];
$this->_newobj();
$this->tpls[$tplidx]['n'] = $this->n;
$this->_out('<<'.$filter.'/Type /XObject');
$this->_out('/Subtype /Form');
$this->_out('/FormType 1');
$this->_out(sprintf(
'/BBox [%.2F %.2F %.2F %.2F]',
// llx
$tpl['x'] * $this->k,
// lly
-$tpl['y'] * $this->k,
// urx
($tpl['w'] + $tpl['x']) * $this->k,
// ury
($tpl['h'] - $tpl['y']) * $this->k
));
if ($tpl['x'] != 0 || $tpl['y'] != 0) {
$this->_out(sprintf(
'/Matrix [1 0 0 1 %.5F %.5F]',
-$tpl['x'] * $this->k * 2,
$tpl['y'] * $this->k * 2
));
}
$this->_out('/Resources ');
$this->_out('<</ProcSet [/PDF /Text /ImageB /ImageC /ImageI]');
if (isset($this->_res['tpl'][$tplidx]['fonts']) && count($this->_res['tpl'][$tplidx]['fonts'])) {
$this->_out('/Font <<');
foreach ($this->_res['tpl'][$tplidx]['fonts'] as $font) {
$this->_out('/F' . $font['i'] . ' ' . $font['n'] . ' 0 R');
}
$this->_out('>>');
}
if (isset($this->_res['tpl'][$tplidx]['images']) && count($this->_res['tpl'][$tplidx]['images']) ||
isset($this->_res['tpl'][$tplidx]['tpls']) && count($this->_res['tpl'][$tplidx]['tpls'])) {
$this->_out('/XObject <<');
if (isset($this->_res['tpl'][$tplidx]['images']) && count($this->_res['tpl'][$tplidx]['images'])) {
foreach ($this->_res['tpl'][$tplidx]['images'] as $image) {
$this->_out('/I' . $image['i'] . ' ' . $image['n'] . ' 0 R');
}
}
if (isset($this->_res['tpl'][$tplidx]['tpls']) && count($this->_res['tpl'][$tplidx]['tpls'])) {
foreach ($this->_res['tpl'][$tplidx]['tpls'] as $i => $tpl) {
$this->_out($this->tplprefix . $i . ' ' . $tpl['n'] . ' 0 R');
}
}
$this->_out('>>');
}
$this->_out('>>');
$this->_out('/Length ' . strlen($p) . ' >>');
$this->_putstream($p);
$this->_out('endobj');
}
}
/**
* Overwritten to add _putformxobjects() after _putimages()
*
*/
public function _putimages()
{
parent::_putimages();
$this->_putformxobjects();
}
public function _putxobjectdict()
{
parent::_putxobjectdict();
if (count($this->tpls)) {
foreach ($this->tpls as $tplidx => $tpl) {
$this->_out(sprintf('%s%d %d 0 R', $this->tplprefix, $tplidx, $tpl['n']));
}
}
}
/**
* Private Method
*/
public function _out($s)
{
if ($this->state == 2 && $this->_intpl) {
$this->tpls[$this->tpl]['buffer'] .= $s . "\n";
} else {
parent::_out($s);
}
}
}
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