/*

Copyright (C) 2017-2026 Topological Manifold

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 3 of the License, 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. If not, see <http://www.gnu.org/licenses/>.

*/

#include "fonts.h"

#include <src/com/error.h>

#include <span>

#include <string>

#include <string_view>

#include <vector>

namespace ns::text

{

namespace

{

constexpr unsigned char DEJA_VU_SANS[] = {

#include "DejaVuSans.ttf.bin"

};

}

const Fonts& Fonts::instance()

{

static const Fonts fonts;

return fonts;

}

Fonts::Fonts()

{

fonts_.emplace("DejaVuSans", DEJA_VU_SANS);

}

std::vector<std::string> Fonts::names() const

{

std::vector<std::string> res;

res.reserve(fonts_.size());

for (const auto& e : fonts_)

{

res.emplace_back(e.first);

}

return res;

}

std::vector<unsigned char> Fonts::data(const std::string_view name) const

{

const auto iter = fonts_.find(name);

if (iter != fonts_.cend())

{

return {iter->second.begin(), iter->second.end()};

}

error("Font not found: " + std::string(name));

}

}