| <?php |
| /** |
| * File containing the ezcDocumentOdtPcssParagraphStylePreprocessor class. |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * |
| * @access private |
| * @package Document |
| * @version //autogen// |
| * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0 |
| */ |
| |
| /** |
| * Paragraph style pre-processor. |
| * |
| * Pre-processes paragraph styles. If there is a <beginpage/> element right |
| * before the processed paragraph the custom "break-before" PCSS property is |
| * set to "page", which will result in a corresponding ODT style attribute. |
| * |
| * @access private |
| * @package Document |
| * @version //autogen// |
| */ |
| class ezcDocumentOdtPcssParagraphStylePreprocessor |
| { |
| /** |
| * Pre-process styles and return them. |
| * |
| * Performs some detection of list styles in the $docBookElement and its |
| * document and sets according PCSS properties in $styles. |
| * |
| * @param ezcDocumentOdtStyleInformation $styleInfo |
| * @param DOMElement $docBookElement |
| * @param DOMElement $odtElement |
| * @param array $styles |
| * @return array |
| */ |
| public function process( ezcDocumentOdtStyleInformation $styleInfo, DOMElement $docBookElement, DOMElement $odtElement, array $styles ) |
| { |
| if ( ( $odtElement->localName === 'h' || $odtElement->localName === 'p' ) |
| && $this->isOnNewPage( $docBookElement ) |
| ) |
| { |
| $styles['break-before'] = new ezcDocumentPcssStyleStringValue( 'page' ); |
| } |
| return $styles; |
| } |
| |
| /** |
| * Returns if the given $docBookElement is to be rendered on a new page. |
| * |
| * @param DOMElement $docBookElement |
| * @return bool |
| */ |
| protected function isOnNewPage( DOMElement $docBookElement ) |
| { |
| while ( $docBookElement->previousSibling !== null ) |
| { |
| $docBookElement = $docBookElement->previousSibling; |
| if ( $docBookElement->nodeType === XML_ELEMENT_NODE ) |
| { |
| if ( $docBookElement->localName === 'beginpage' ) |
| { |
| return true; |
| } |
| break; |
| } |
| } |
| return false; |
| } |
| } |
| |
| ?> |