/**
* Attach resource to the page
*
* @param string $type
* @param Zend_Pdf_Resource $resource
* @return string
*/
protected function _attachResource($type, Zend_Pdf_Resource $resource)
{
// Check that Resources dictionary contains appropriate resource set
if ($this->_pageDictionary->Resources->{$type} === null) {
$this->_pageDictionary->Resources->touch();
$this->_pageDictionary->Resources->{$type} = new Zend_Pdf_Element_Dictionary();
} else {
$this->_pageDictionary->Resources->{$type}->touch();
}
// Check, that resource is already attached to resource set.
$resObject = $resource->getResource();
foreach ($this->_pageDictionary->Resources->{$type}->getKeys() as $ResID) {
if ($this->_pageDictionary->Resources->{$type}->{$ResID} === $resObject) {
return $ResID;
}
}
$idCounter = 1;
do {
$newResName = $type[0] . $idCounter++;
} while ($this->_pageDictionary->Resources->{$type}->{$newResName} !== null);
$this->_pageDictionary->Resources->{$type}->{$newResName} = $resObject;
$this->_objFactory->attach($resource->getFactory());
return $newResName;
}
/**
* Attach resource to the canvas
*
* Method returns a name of the resource which can be used
* as a resource reference within drawing instructions stream
* Allowed types: 'ExtGState', 'ColorSpace', 'Pattern', 'Shading',
* 'XObject', 'Font', 'Properties'
*
* @param string $type
* @param Zend_Pdf_Resource $resource
* @return string
*/
protected function _attachResource($type, Zend_Pdf_Resource $resource)
{
// Check, that resource is already attached to resource set.
$resObject = $resource->getResource();
foreach ($this->_resources[$type] as $resName => $collectedResObject) {
if ($collectedResObject === $resObject) {
return $resName;
}
}
$idCounter = 1;
do {
$newResName = $type[0] . $idCounter++;
} while (isset($this->_resources[$type][$newResName]));
$this->_resources[$type][$newResName] = $resObject;
return $newResName;
}
