| // 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_RENDER_TREE_BORDER_H_ |
| #define COBALT_RENDER_TREE_BORDER_H_ |
| |
| #include "cobalt/math/rect_f.h" |
| #include "cobalt/render_tree/brush.h" |
| |
| namespace cobalt { |
| namespace render_tree { |
| |
| // A style of a border segment. |
| enum BorderStyle { |
| // A border segment along the given side should not be drawn. |
| kBorderStyleNone, |
| // A border segment along the given side should be drawn. |
| kBorderStyleSolid |
| }; |
| |
| // Style properties for one of four sides of a border around a rectangle. |
| struct BorderSide { |
| BorderSide(const BorderSide& that); |
| BorderSide(float width, BorderStyle style, const ColorRGBA& color); |
| |
| bool operator==(const BorderSide& rhs) const { |
| return style == rhs.style && color == rhs.color && width == rhs.width; |
| } |
| bool operator!=(const BorderSide& rhs) const { |
| return !(*this == rhs); |
| } |
| |
| float width; |
| BorderStyle style; |
| ColorRGBA color; |
| }; |
| |
| // A border around a rectangle. |
| struct Border { |
| explicit Border(const BorderSide& border_side); |
| Border(const BorderSide& left, const BorderSide& right, const BorderSide& top, |
| const BorderSide& bottom); |
| |
| bool operator==(const Border& other) const { |
| return left == other.left && right == other.right && top == other.top && |
| bottom == other.bottom; |
| } |
| |
| BorderSide left; |
| BorderSide right; |
| BorderSide top; |
| BorderSide bottom; |
| }; |
| |
| std::ostream& operator<<(std::ostream& out, const BorderSide& border_side); |
| std::ostream& operator<<(std::ostream& out, const Border& border); |
| |
| } // namespace render_tree |
| } // namespace cobalt |
| |
| #endif // COBALT_RENDER_TREE_BORDER_H_ |