Extra2D/examples/hello_world/main.cpp

#include <extra2d/extra2d.h>

using namespace extra2d;

int main(int argc, char **argv) {
  E2D_INFO(CAT_APP, "========================");
  E2D_INFO(CAT_APP, "Extra2D Hello World Demo");
  E2D_INFO(CAT_APP, "========================");

  auto &app = Application::instance();
  app.name = "Hello World";

  // 注册服务和模块（顺序无关，Lifecycle 会自动按依赖拓扑排序）
  app.useService<ILogger, ConsoleLogger>();
  app.useService<IEventService, EventService>();
  app.useService<ITimerService, TimerService>();
  app.useModule<WindowModule>([](WindowCfg &cfg) {
    cfg.title = "Extra2D - Hello World";
    cfg.width = 1280;
    cfg.height = 720;
  });
  app.useModule<RenderModule>([](RenderCfg &cfg) {
    cfg.glMajor = 4;
    cfg.glMinor = 5;
    cfg.vsync = true;
  });

  if (!app.init()) {
    E2D_ERROR(CAT_APP, "应用初始化失败！");
    return -1;
  }

  auto eventService = Lifecycle::instance().service<IEventService>();
  if (eventService) {
    eventService->on(EventType::KeyPressed, [&app](Event &e) {
      auto &keyEvent = std::get<KeyEvent>(e.data);
      if (keyEvent.key == static_cast<i32>(Key::Escape)) {
        E2D_INFO(CAT_INPUT, "ESC 键按下，退出应用");
        app.quit();
      }
    });

    eventService->on(EventType::GamepadButtonPressed, [&app](Event &e) {
      auto &btnEvent = std::get<GamepadButtonEvent>(e.data);
      if (btnEvent.button == static_cast<i32>(Gamepad::Start)) {
        E2D_INFO(CAT_INPUT, "START 按钮按下，退出应用");
        app.quit();
      }
    });
  }

  E2D_INFO(CAT_APP, "开始主循环...");
  app.run();
  E2D_INFO(CAT_APP, "应用结束");

  app.shutdown();
  return 0;
}