| <?php |
| /** |
| * File containing the abstract ezcDocumentOdtStyleGenerator base 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. |
| * |
| * @package Document |
| * @version //autogen// |
| * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0 |
| * @access private |
| */ |
| |
| /** |
| * Base class for style generators. |
| * |
| * Style generators used in {@link ezcDocumentOdtStyler} must extend this |
| * abstract class. |
| * |
| * @package Document |
| * @access private |
| * @version //autogen// |
| */ |
| abstract class ezcDocumentOdtStyleGenerator |
| { |
| /** |
| * Style converters. |
| * |
| * @var ezcDocumentOdtPcssConverterManager |
| */ |
| protected $styleConverters; |
| |
| /** |
| * Counters for style prefixes. |
| * |
| * @var array(string=>int) |
| */ |
| protected $prefixCounters = array(); |
| |
| /** |
| * Creates a new style genertaor. |
| * |
| * @param ezcDocumentOdtPcssConverterManager $styleConverters |
| */ |
| public function __construct( ezcDocumentOdtPcssConverterManager $styleConverters ) |
| { |
| $this->styleConverters = $styleConverters; |
| } |
| |
| /** |
| * Returns if a style generator handles style generation for $odtElement. |
| * |
| * @param DOMElement $odtElement |
| * @return bool |
| */ |
| public abstract function handles( DOMElement $odtElement ); |
| |
| /** |
| * Creates the necessary styles to apply $styleAttributes to $odtElement. |
| * |
| * This method should create the necessary styles to apply $styleAttributes |
| * to the given $odtElement. In addition, it must set the correct |
| * attributes on $odtElement to source this style. |
| * |
| * @param ezcDocumentOdtStyleInformation $styleInfo |
| * @param DOMElement $odtElement |
| * @param array $styleAttributes |
| */ |
| public abstract function createStyle( ezcDocumentOdtStyleInformation $styleInfo, DOMElement $odtElement, array $styleAttributes ); |
| |
| /** |
| * Returns a unique style name with the given $prefix. |
| * |
| * Note that generated name is only unique within this style generator, |
| * which is no problem, if only a single style generator takes care for a |
| * certain style family. |
| * |
| * @param string $prefix |
| * @return string |
| */ |
| protected function getUniqueStyleName( $prefix = 'style' ) |
| { |
| if ( !isset( $this->prefixCounters[$prefix] ) ) |
| { |
| $this->prefixCounters[$prefix] = 0; |
| } |
| return $prefix . ++$this->prefixCounters[$prefix]; |
| } |
| } |
| |
| ?> |