49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MINIKIN_MINIKIN_EXTENT_H
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#define MINIKIN_MINIKIN_EXTENT_H
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#include <ostream>
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namespace minikin {
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// For holding vertical extents.
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struct MinikinExtent {
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MinikinExtent() : ascent(0), descent(0) {}
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MinikinExtent(float ascent, float descent) : ascent(ascent), descent(descent) {}
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bool operator==(const MinikinExtent& o) const {
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return ascent == o.ascent && descent == o.descent;
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}
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float ascent; // negative
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float descent; // positive
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void reset() { ascent = descent = 0.0; }
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void extendBy(const MinikinExtent& e) {
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ascent = std::min(ascent, e.ascent);
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descent = std::max(descent, e.descent);
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}
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};
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// For gtest output
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inline std::ostream& operator<<(std::ostream& os, const MinikinExtent& e) {
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return os << e.ascent << ", " << e.descent;
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}
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} // namespace minikin
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#endif // MINIKIN_MINIKIN_EXTENT_H
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