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/*
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* Copyright (C) 2021 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ANTKEEPER_TYPE_FONT_METRICS_HPP
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#define ANTKEEPER_TYPE_FONT_METRICS_HPP
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namespace type {
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/**
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* Metrics describing properties of a font.
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*/
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struct font_metrics
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{
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/// Positive distance from the baseline to the highest or upper grid coordinate.
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float ascent;
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/// Negative distance from the baseline to the lowest grid coordinate.
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float descent;
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/// Distance that must be placed between two lines of text.
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float linegap;
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/// Baseline-to-baseline distance, computed as ascent - descent + linegap`.
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float linespace;
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/// Vertical position of an underline.
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float underline_position;
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/// Thickness of an underline.
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float underline_thickness;
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};
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} // namespace type
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#endif // ANTKEEPER_TYPE_FONT_METRICS_HPP
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