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PHP Zend_Pdf_ElementFactory_Interface::cleanEnumerationShiftCache方法代码示例

本文整理汇总了PHP中Zend_Pdf_ElementFactory_Interface::cleanEnumerationShiftCache方法的典型用法代码示例。如果您正苦于以下问题:PHP Zend_Pdf_ElementFactory_Interface::cleanEnumerationShiftCache方法的具体用法?PHP Zend_Pdf_ElementFactory_Interface::cleanEnumerationShiftCache怎么用?PHP Zend_Pdf_ElementFactory_Interface::cleanEnumerationShiftCache使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Zend_Pdf_ElementFactory_Interface的用法示例。


在下文中一共展示了Zend_Pdf_ElementFactory_Interface::cleanEnumerationShiftCache方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的PHP代码示例。

示例1: render


//.........这里部分代码省略.........
        }

        // offset (from a start of PDF file) of new PDF file segment
        $offset = $this->_trailer->getPDFLength();
        // Last Object number in a list of free objects
        $lastFreeObject = $this->_trailer->getLastFreeObject();

        // Array of cross-reference table subsections
        $xrefTable = array();
        // Object numbers of first objects in each subsection
        $xrefSectionStartNums = array();

        // Last cross-reference table subsection
        $xrefSection = array();
        // Dummy initialization of the first element (specail case - header of linked list of free objects).
        $xrefSection[] = 0;
        $xrefSectionStartNums[] = 0;
        // Object number of last processed PDF object.
        // Used to manage cross-reference subsections.
        // Initialized by zero (specail case - header of linked list of free objects).
        $lastObjNum = 0;

        if ($outputStream !== null) {
            if (!$newSegmentOnly) {
                $pdfData = $this->_trailer->getPDFString();
                while ( strlen($pdfData) > 0 && ($byteCount = fwrite($outputStream, $pdfData)) != false ) {
                    $pdfData = substr($pdfData, $byteCount);
                }
            }
        } else {
            $pdfSegmentBlocks = ($newSegmentOnly) ? array() : array($this->_trailer->getPDFString());
        }

        // Iterate objects to create new reference table
        foreach ($this->_objFactory->listModifiedObjects() as $updateInfo) {
            $objNum = $updateInfo->getObjNum();

            if ($objNum - $lastObjNum != 1) {
                // Save cross-reference table subsection and start new one
                $xrefTable[] = $xrefSection;
                $xrefSection = array();
                $xrefSectionStartNums[] = $objNum;
            }

            if ($updateInfo->isFree()) {
                // Free object cross-reference table entry
                $xrefSection[]  = sprintf("%010d %05d f \n", $lastFreeObject, $updateInfo->getGenNum());
                $lastFreeObject = $objNum;
            } else {
                // In-use object cross-reference table entry
                $xrefSection[]  = sprintf("%010d %05d n \n", $offset, $updateInfo->getGenNum());

                $pdfBlock = $updateInfo->getObjectDump();
                $offset += strlen($pdfBlock);

                if ($outputStream === null) {
                    $pdfSegmentBlocks[] = $pdfBlock;
                } else {
                    while ( strlen($pdfBlock) > 0 && ($byteCount = fwrite($outputStream, $pdfBlock)) != false ) {
                        $pdfBlock = substr($pdfBlock, $byteCount);
                    }
                }
            }
            $lastObjNum = $objNum;
        }
        // Save last cross-reference table subsection
        $xrefTable[] = $xrefSection;

        // Modify first entry (specail case - header of linked list of free objects).
        $xrefTable[0][0] = sprintf("%010d 65535 f \n", $lastFreeObject);

        $xrefTableStr = "xref\n";
        foreach ($xrefTable as $sectId => $xrefSection) {
            $xrefTableStr .= sprintf("%d %d \n", $xrefSectionStartNums[$sectId], count($xrefSection));
            foreach ($xrefSection as $xrefTableEntry) {
                $xrefTableStr .= $xrefTableEntry;
            }
        }

        $this->_trailer->Size->value = $this->_objFactory->getObjectCount();

        $pdfBlock = $xrefTableStr
                 .  $this->_trailer->toString()
                 . "startxref\n" . $offset . "\n"
                 . "%%EOF\n";

        $this->_objFactory->cleanEnumerationShiftCache();

        if ($outputStream === null) {
            $pdfSegmentBlocks[] = $pdfBlock;

            return implode('', $pdfSegmentBlocks);
        } else {
            while ( strlen($pdfBlock) > 0 && ($byteCount = fwrite($outputStream, $pdfBlock)) != false ) {
                $pdfBlock = substr($pdfBlock, $byteCount);
            }

            return '';
        }
    }
开发者ID:nhp,项目名称:shopware-4,代码行数:101,代码来源:Pdf.php

示例2: cleanEnumerationShiftCache

 /**
  * Clean enumeration shift cache.
  * Has to be used after PDF render operation to let followed updates be correct.
  *
  * @param Zend_Pdf_ElementFactory_Interface $factory
  * @return integer
  */
 public function cleanEnumerationShiftCache()
 {
     return $this->_factory->cleanEnumerationShiftCache();
 }
开发者ID:conectapb,项目名称:sysagroweb,代码行数:11,代码来源:Proxy.php


注:本文中的Zend_Pdf_ElementFactory_Interface::cleanEnumerationShiftCache方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。