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#include "include/font.hpp"
int systemFontsLoaded = -1;sk_sp<SkFontMgr> fontMgr = nullptr;sk_sp<skia::textlayout::FontCollection> fontCollection = nullptr;sk_sp<skia::textlayout::TypefaceFontProvider> assets = nullptr;
extern "C" {  void setup_font_collection() {    if (fontCollection == nullptr) {      fontMgr = SkFontMgr::RefDefault();      fontCollection = sk_sp(new skia::textlayout::FontCollection());      assets = sk_sp(new skia::textlayout::TypefaceFontProvider());      fontCollection->setDefaultFontManager(fontMgr);      fontCollection->setAssetFontManager(assets);    }  }  int fonts_register_path(const char* path, char* alias) {    auto tf = fontMgr->makeFromFile(path);    auto result = assets->registerTypeface(tf);    if (alias != nullptr) assets->registerTypeface(tf, SkString(alias));    return (int) result;  }  int fonts_register_memory(const void* data, size_t length, char* alias) {    auto tf = fontMgr->makeFromData(sk_sp<SkData>(SkData::MakeWithoutCopy(data, length)));    auto result = assets->registerTypeface(tf);    if (alias != nullptr) assets->registerTypeface(tf, SkString(alias));    return (int) result;  }  int fonts_register_dir(char* path) {    // Recursively register all fonts in a directory    int count = 0;    for (std::filesystem::recursive_directory_iterator i(path), end; i != end; ++i) {      if (!std::filesystem::is_directory(i->path())) {        auto ext = i->path().extension();        if (ext == ".ttf" || ext == ".otf" || ext == ".ttc" || ext == ".pfb" || ext == ".woff" || ext == ".woff2") {          fonts_register_path((const char*) i->path().c_str(), nullptr);          count++;        }      }    }    return count;  }  int load_system_fonts() {    if (systemFontsLoaded == -1) {      systemFontsLoaded = 0;      #if defined(__APPLE__)        systemFontsLoaded = fonts_register_dir("/System/Library/Fonts");      #endif      #if defined(__linux__)        systemFontsLoaded = fonts_register_dir("/usr/share/fonts");      #endif      #if defined(_WIN32)        systemFontsLoaded = fonts_register_dir("C:\\Windows\\Fonts");      #endif    }    return systemFontsLoaded;  }  void fonts_set_alias(char* alias, char* family) {    auto style = SkFontStyle();    auto typeface = assets->matchFamilyStyle(family, style);    assets->registerTypeface(sk_sp(typeface), SkString(alias));  }  int fonts_count() {    return assets->countFamilies();  }  char* fonts_family(int index) {    auto family = new SkString();    assets->getFamilyName(index, family);    return (char*) family->c_str();  }}