| // 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. |
| |
| #ifndef COBALT_DOM_DOM_RECT_READ_ONLY_H_ |
| #define COBALT_DOM_DOM_RECT_READ_ONLY_H_ |
| |
| #include <algorithm> |
| |
| #include "cobalt/math/rect_f.h" |
| #include "cobalt/script/wrappable.h" |
| |
| namespace cobalt { |
| namespace dom { |
| |
| // Objects implementing the DOMRectReadOnly interface represent a rectangle. |
| // https://www.w3.org/TR/2014/CR-geometry-1-20141125/#DOMRect |
| class DOMRectReadOnly : public script::Wrappable { |
| public: |
| DOMRectReadOnly(float x, float y, float width, float height) |
| : rect_(x, y, width, height) {} |
| explicit DOMRectReadOnly(const math::RectF& rect) : rect_(rect) {} |
| |
| // Web API: DOMRectReadOnly |
| // |
| float x() const { return rect_.x(); } |
| float y() const { return rect_.y(); } |
| float width() const { return rect_.width(); } |
| float height() const { return rect_.height(); } |
| |
| float top() const { return std::min(rect_.y(), rect_.y() + rect_.height()); } |
| float right() const { return std::max(rect_.x(), rect_.x() + rect_.width()); } |
| float bottom() const { |
| return std::max(rect_.y(), rect_.y() + rect_.height()); |
| } |
| float left() const { return std::min(rect_.x(), rect_.x() + rect_.width()); } |
| |
| // Custom, not in any spec |
| const math::RectF& rect() const { return rect_; } |
| |
| DEFINE_WRAPPABLE_TYPE(DOMRectReadOnly); |
| |
| protected: |
| math::RectF rect_; |
| }; |
| |
| } // namespace dom |
| } // namespace cobalt |
| |
| #endif // COBALT_DOM_DOM_RECT_READ_ONLY_H_ |