| // Copyright 2015 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. |
| |
| #include "cobalt/css_parser/background_shorthand_property_parse_structures.h" |
| |
| #include "cobalt/cssom/keyword_value.h" |
| |
| namespace cobalt { |
| namespace css_parser { |
| |
| void BackgroundShorthandLayer::ReplaceNullWithInitialValues() { |
| if (!background_color) { |
| background_color = |
| cssom::GetPropertyInitialValue(cssom::kBackgroundColorProperty); |
| } |
| |
| if (!background_image) { |
| background_image = |
| cssom::GetPropertyInitialValue(cssom::kBackgroundImageProperty); |
| } |
| |
| if (!background_position) { |
| background_position = |
| cssom::GetPropertyInitialValue(cssom::kBackgroundPositionProperty); |
| } |
| |
| if (!background_repeat) { |
| background_repeat = |
| cssom::GetPropertyInitialValue(cssom::kBackgroundRepeatProperty); |
| } |
| |
| if (!background_size) { |
| background_size = |
| cssom::GetPropertyInitialValue(cssom::kBackgroundSizeProperty); |
| } |
| } |
| |
| bool BackgroundShorthandLayer::IsBackgroundPropertyOverlapped( |
| const BackgroundShorthandLayer& that) const { |
| if (that.background_color && background_color) { |
| return true; |
| } |
| |
| if (that.background_image && background_image) { |
| return true; |
| } |
| |
| if (that.background_position && background_position) { |
| return true; |
| } |
| |
| if (that.background_repeat && background_repeat) { |
| return true; |
| } |
| |
| if (that.background_size && background_size) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void BackgroundShorthandLayer::IntegrateNonOverlapped( |
| const BackgroundShorthandLayer& that) { |
| DCHECK(!IsBackgroundPropertyOverlapped(that)); |
| |
| if (that.background_color) { |
| background_color = that.background_color; |
| } |
| |
| if (that.background_image) { |
| background_image = that.background_image; |
| } |
| |
| if (that.background_position) { |
| background_position = that.background_position; |
| } |
| |
| if (that.background_repeat) { |
| background_repeat = that.background_repeat; |
| } |
| |
| if (that.background_size) { |
| background_size = that.background_size; |
| } |
| } |
| |
| } // namespace css_parser |
| } // namespace cobalt |