HackRF-Treasure-Chest/Software/portapack-mayhem/firmware/common/ui_text.cpp
2022-09-22 09:26:57 -07:00

57 lines
1.4 KiB
C++

/*
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "ui_text.hpp"
namespace ui {
Glyph Font::glyph(const char c) const {
if( c < c_start ) {
return { w, h, data };
}
const size_t index = c - c_start;
if( index >= c_count ) {
return { w, h, data };
} else {
return { w, h, &data[index * data_stride] };
}
}
Dim Font::line_height() const {
return h;
}
Size Font::size_of(const std::string s) const {
Size size;
for(const auto c : s) {
const auto glyph_data = glyph(c);
size = {
size.width() + glyph_data.w(),
std::max(size.height(), glyph_data.h())
};
}
return size;
}
} /* namespace ui */