// IAEngine: 2D Game Engine by IA
// Copyright (C) 2025 IASoft (PVT) LTD (oss@iasoft.dev)
//
// 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 <https://www.gnu.org/licenses/>.

#pragma once

#include <IAEngine/Base.hpp>
#include <SDL3/SDL.h>

namespace ia::iae
{
    class FontManager
    {
      public:
        struct Character
        {
            IVec2 Size;
            IVec2 Bearing;  // Offset from baseline to left/top of glyph
            UINT32 Advance; // Horizontal offset to advance to next glyph
            SDL_GPUTexture *Texture{};
        };

        struct Font
        {
            Character Chars[0x80];
        };

      public:
        STATIC VOID Initialize();
        STATIC VOID Terminate();

        STATIC VOID LoadFont(IN CONST String &name, IN CONST String &path);

        STATIC CONST Font &GetFont(IN CONST String &name)
        {
            return s_fonts[name];
        }

      private:
        STATIC Map<String, Font> s_fonts;
    };
} // namespace ia::iae