| // Copyright 2015 Google Inc. 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. |
| |
| #include "cobalt/dom/media_query_list.h" |
| |
| #include <limits> |
| |
| #include "cobalt/cssom/css_parser.h" |
| #include "cobalt/cssom/media_query.h" |
| #include "cobalt/math/safe_integer_conversions.h" |
| #include "cobalt/math/size.h" |
| |
| namespace cobalt { |
| namespace dom { |
| |
| MediaQueryList::MediaQueryList( |
| const scoped_refptr<cssom::MediaList>& media_list, |
| const scoped_refptr<Screen>& screen) |
| : media_list_(media_list), screen_(screen) {} |
| |
| std::string MediaQueryList::media() const { |
| return media_list_ ? media_list_->media_text() : std::string(); |
| } |
| |
| bool MediaQueryList::matches() const { |
| if (!media_list_ || !screen_) { |
| return false; |
| } |
| return media_list_->EvaluateConditionValue( |
| math::Size(math::ToRoundedInt(screen_->avail_width()), |
| math::ToRoundedInt(screen_->avail_height()))); |
| } |
| |
| MediaQueryList::~MediaQueryList() {} |
| |
| } // namespace dom |
| } // namespace cobalt |