| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * 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 MINIKIN_MINIKIN_EXTENT_H |
| #define MINIKIN_MINIKIN_EXTENT_H |
| |
| #include <ostream> |
| |
| namespace minikin { |
| |
| // For holding vertical extents. |
| struct MinikinExtent { |
| MinikinExtent() : ascent(0), descent(0) {} |
| MinikinExtent(float ascent, float descent) : ascent(ascent), descent(descent) {} |
| bool operator==(const MinikinExtent& o) const { |
| return ascent == o.ascent && descent == o.descent; |
| } |
| float ascent; // negative |
| float descent; // positive |
| |
| void reset() { ascent = descent = 0.0; } |
| |
| void extendBy(const MinikinExtent& e) { |
| ascent = std::min(ascent, e.ascent); |
| descent = std::max(descent, e.descent); |
| } |
| }; |
| |
| // For gtest output |
| inline std::ostream& operator<<(std::ostream& os, const MinikinExtent& e) { |
| return os << e.ascent << ", " << e.descent; |
| } |
| } // namespace minikin |
| |
| #endif // MINIKIN_MINIKIN_EXTENT_H |