| // Copyright 2014 The Cobalt Authors. All Rights Reserved. |
| // |
| // 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. |
| |
| #ifndef COBALT_CSS_PARSER_PROPERTY_DECLARATION_H_ |
| #define COBALT_CSS_PARSER_PROPERTY_DECLARATION_H_ |
| |
| #include <vector> |
| |
| #include "cobalt/css_parser/trivial_string_piece.h" |
| #include "cobalt/cssom/property_definitions.h" |
| #include "cobalt/cssom/property_value.h" |
| |
| namespace cobalt { |
| namespace css_parser { |
| |
| // A helper used in YYSTYPE to hold together the name, value, and importance |
| // of the property. Note that data is stored as a list of name/value pairs |
| // because shorthand properties (e.g. 'transition') may result in multiple |
| // non-shorthand properties being declared simultaneously. |
| struct PropertyDeclaration { |
| // Shortcut constructor for when there is only one name/value pair to set. |
| // This will be used for the case of non-shorthand properties. |
| PropertyDeclaration(cssom::PropertyKey key, |
| const scoped_refptr<cssom::PropertyValue>& value, |
| bool is_important) |
| : is_important(is_important) { |
| property_values.push_back(PropertyKeyValuePair(key, value)); |
| } |
| |
| // Shorthand properties will construct an empty PropertyDeclaration object |
| // using this constructor object and then populate it manually. |
| explicit PropertyDeclaration(bool is_important) |
| : is_important(is_important) {} |
| |
| void Apply(cssom::CSSDeclarationData* declaration_data) { |
| for (PropertyKeyValuePairList::const_iterator iter = |
| property_values.begin(); |
| iter != property_values.end(); ++iter) { |
| if (declaration_data->IsSupportedPropertyKey(iter->key)) { |
| declaration_data->SetPropertyValueAndImportance(iter->key, iter->value, |
| is_important); |
| } else { |
| unsupported_property_keys.push_back(iter->key); |
| } |
| } |
| } |
| |
| struct PropertyKeyValuePair { |
| PropertyKeyValuePair(cssom::PropertyKey key, |
| const scoped_refptr<cssom::PropertyValue>& value) |
| : key(key), value(value) {} |
| |
| cssom::PropertyKey key; |
| scoped_refptr<cssom::PropertyValue> value; |
| }; |
| typedef std::vector<PropertyKeyValuePair> PropertyKeyValuePairList; |
| typedef std::vector<cssom::PropertyKey> PropertyKeyList; |
| |
| PropertyKeyValuePairList property_values; |
| bool is_important; |
| PropertyKeyList unsupported_property_keys; |
| }; |
| |
| } // namespace css_parser |
| } // namespace cobalt |
| |
| #endif // COBALT_CSS_PARSER_PROPERTY_DECLARATION_H_ |