app_api.hpp

#pragma once
 
#include <litefx/config.h>
 
#if !defined (LITEFX_APPMODEL_API)
#  if defined(LiteFX_AppModel_EXPORTS) && (defined _WIN32 || defined WINCE)
#    define LITEFX_APPMODEL_API __declspec(dllexport)
#  elif (defined(LiteFX_AppModel_EXPORTS) || defined(__APPLE__)) && defined __GNUC__ && __GNUC__ >= 4
#    define LITEFX_APPMODEL_API __attribute__ ((visibility ("default")))
#  elif !defined(LiteFX_AppModel_EXPORTS) && (defined _WIN32 || defined WINCE)
#    define LITEFX_APPMODEL_API __declspec(dllimport)
#  endif
#endif 
 
#ifndef LITEFX_APPMODEL_API
#  define LITEFX_APPMODEL_API
#endif
 
#include <litefx/core.h>
#include <litefx/logging.hpp>
 
namespace LiteFX {
 
    class IBackend;
    class AppVersion;
    class App;
    class AppBuilder;
 
    enum class Platform : std::uint8_t {
        None = 0x00,
        Win32 = 0x01,
        Other = 0xFF
    };
 
    enum class BackendType : std::uint8_t {
        Rendering = 0x01,
        Other = 0xFF
    };
 
    constexpr std::array VALID_BACKEND_TYPES { BackendType::Rendering };
 
    enum class BackendState : std::uint8_t {
        Inactive = 0x01,
        Active = 0x02
    };

    class LITEFX_APPMODEL_API AppVersion {
        LITEFX_IMPLEMENTATION(AppVersionImpl);
 
    public:
        explicit AppVersion(int major = 1, int minor = 0, int patch = 0, int revision = 0) noexcept;
        virtual ~AppVersion() noexcept;
 
        AppVersion(const AppVersion& _other) = delete;
        AppVersion(AppVersion&& _other) noexcept = delete;
        AppVersion& operator=(const AppVersion&) = delete;
        AppVersion& operator=(AppVersion&&) noexcept = delete;
 
    public:
        int major() const noexcept;

        int minor() const noexcept;

        int patch() const noexcept;

        int revision() const noexcept;

        int engineMajor() const noexcept;

        int engineMinor() const noexcept;

        int engineRevision() const noexcept;

        int engineStatus() const noexcept;

        StringView engineIdentifier() const noexcept;

        StringView engineVersion() const noexcept;
    };
 
}