/*

 * Copyright (c) 2023, Andreas Kling <kling@serenityos.org>

 *

 * SPDX-License-Identifier: BSD-2-Clause

 */

#include <LibGfx/Font/ScaledFont.h>

#include <LibGfx/Font/VectorFont.h>

namespace Gfx {

VectorFont::VectorFont() = default;

VectorFont::~VectorFont() = default;

NonnullRefPtr<ScaledFont> VectorFont::scaled_font(float point_size) const

{

    auto it = m_scaled_fonts.find(point_size);

    if (it != m_scaled_fonts.end())

        return *it->value;

    // FIXME: It might be nice to have a global cap on the number of fonts we cache

    //        instead of doing it at the per-VectorFont level like this.

    constexpr size_t max_cached_font_size_count = 128;

    if (m_scaled_fonts.size() > max_cached_font_size_count)

        m_scaled_fonts.remove(m_scaled_fonts.begin());

    auto scaled_font = adopt_ref(*new ScaledFont(*this, point_size, point_size));

    m_scaled_fonts.set(point_size, scaled_font);

    return scaled_font;

}

}