MRSystemPath.h

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#pragma once
 
#include "MRMeshFwd.h"
#include "MRExpected.h"
 
#include <filesystem>
 
namespace MR
{
 
class SystemPath
{
public:
#ifndef MR_PARSING_FOR_PB11_BINDINGS
    MRMESH_API static Expected<std::filesystem::path> getExecutablePath();
 
    MRMESH_API static Expected<std::filesystem::path> getLibraryPath();
 
    MRMESH_API static Expected<std::filesystem::path> getLibraryPathForSymbol( const void* symbol );
 
    MRMESH_API static Expected<std::filesystem::path> getExecutableDirectory();
 
    MRMESH_API static Expected<std::filesystem::path> getLibraryDirectory();
#endif
 
    enum class Directory
    {
        Resources,
        Fonts,
        Plugins,
        PythonModules,
        Count
    };
 
    // supported types of system fonts fonts
    enum class SystemFontType
    {
        Regular,
        Bold,
        Italic,
        BoldItalic,
        Count
    };
 
    using SystemFontPaths = std::array<std::filesystem::path, size_t( SystemFontType::Count )>;
 
    MRMESH_API static std::filesystem::path getDirectory( Directory dir );
    MRMESH_API static void overrideDirectory( Directory dir, const std::filesystem::path& path );
 
    static std::filesystem::path getResourcesDirectory() { return getDirectory( Directory::Resources ); }
    static std::filesystem::path getFontsDirectory() { return getDirectory( Directory::Fonts ); }
    static std::filesystem::path getPluginsDirectory() { return getDirectory( Directory::Plugins ); }
    static std::filesystem::path getPythonModulesDirectory() { return getDirectory( Directory::PythonModules ); }
    MRMESH_API static const std::vector<SystemFontPaths>& getSystemFonts();
 
private:
    static SystemPath& instance_();
 
    std::array<std::filesystem::path, (size_t)Directory::Count> directories_;
};
 
} // namespace MR