130 lines
2.9 KiB
C++
130 lines
2.9 KiB
C++
#pragma once
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#include <extra2d/core/types.h>
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#include <extra2d/graphics/render_backend.h>
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#include <extra2d/platform/iwindow.h>
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#include <string>
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namespace extra2d {
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class IInput;
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class SceneManager;
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class TimerManager;
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class EventQueue;
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class EventDispatcher;
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class Camera;
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class ViewportAdapter;
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/**
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* @brief 平台类型
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*/
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enum class PlatformType { Auto = 0, PC, Switch };
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/**
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* @brief 应用配置
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*/
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struct AppConfig {
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std::string title = "Extra2D Application";
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int width = 1280;
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int height = 720;
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bool fullscreen = false;
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bool resizable = true;
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bool vsync = true;
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int fpsLimit = 0;
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BackendType renderBackend = BackendType::OpenGL;
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int msaaSamples = 0;
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PlatformType platform = PlatformType::Auto;
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bool enableCursors = true;
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bool enableDpiScale = false;
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std::string backend = "sdl2";
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};
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/**
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* @brief Application 单例 - 应用主控
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*/
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class Application {
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public:
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static Application& get();
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Application(const Application&) = delete;
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Application& operator=(const Application&) = delete;
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/**
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* @brief 使用默认配置初始化
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*/
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bool init();
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/**
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* @brief 使用配置结构初始化
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*/
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bool init(const AppConfig& config);
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/**
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* @brief 从配置文件初始化
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* @param path 配置文件路径（支持 .json 和 .ini）
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*/
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bool init(const std::string& path);
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void shutdown();
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void run();
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void quit();
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void pause();
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void resume();
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bool isPaused() const { return paused_; }
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bool isRunning() const { return running_; }
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IWindow& window() { return *window_; }
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RenderBackend& renderer() { return *renderer_; }
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IInput& input();
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SceneManager& scenes();
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TimerManager& timers();
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EventQueue& eventQueue();
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EventDispatcher& eventDispatcher();
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Camera& camera();
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ViewportAdapter& viewportAdapter();
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void enterScene(Ptr<class Scene> scene);
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float deltaTime() const { return deltaTime_; }
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float totalTime() const { return totalTime_; }
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int fps() const { return currentFps_; }
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const AppConfig& getConfig() const { return config_; }
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private:
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Application() = default;
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~Application();
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bool initImpl();
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void mainLoop();
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void update();
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void render();
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AppConfig config_;
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UniquePtr<IWindow> window_;
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UniquePtr<RenderBackend> renderer_;
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UniquePtr<SceneManager> sceneManager_;
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UniquePtr<TimerManager> timerManager_;
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UniquePtr<EventQueue> eventQueue_;
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UniquePtr<EventDispatcher> eventDispatcher_;
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UniquePtr<Camera> camera_;
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UniquePtr<ViewportAdapter> viewportAdapter_;
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bool initialized_ = false;
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bool running_ = false;
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bool paused_ = false;
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bool shouldQuit_ = false;
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float deltaTime_ = 0.0f;
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float totalTime_ = 0.0f;
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double lastFrameTime_ = 0.0;
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int frameCount_ = 0;
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float fpsTimer_ = 0.0f;
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int currentFps_ = 0;
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};
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} // namespace extra2d
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