Extra2D/examples/hello_module/main.cpp

#include "hello_module.h"
#include <extra2d/app/application.h>
#include <extra2d/platform/window_module.h>
#include <extra2d/graphics/core/render_module.h>
#include <extra2d/scene/scene.h>
#include <extra2d/services/scene_service.h>
#include <iostream>

using namespace extra2d;

class HelloScene : public Scene {
public:
  static Ptr<HelloScene> create() { return makeShared<HelloScene>(); }

  void onEnter() override {
    Scene::onEnter();
    std::cout << "HelloScene entered" << std::endl;
    setBackgroundColor(Color(0.1f, 0.1f, 0.2f, 1.0f));

    auto* hello = Application::get().get<HelloModule>();
    if (hello) {
      std::cout << "Scene calling HelloModule from onEnter..." << std::endl;
      hello->sayHello();
    }
  }

  void onUpdate(float dt) override {
    Scene::onUpdate(dt);
    time_ += dt;

    if (time_ >= 5.0f) {
      auto* hello = Application::get().get<HelloModule>();
      if (hello) {
        std::cout << "Scene calling HelloModule from onUpdate..." << std::endl;
        hello->sayHello();
      }
      time_ = 0.0f;
    }
  }

private:
  float time_ = 0.0f;
};

int main(int argc, char *argv[]) {
  (void)argc;
  (void)argv;

  std::cout << "=== Hello Module Example ===" << std::endl;
  std::cout << "This example demonstrates how to create a custom module" << std::endl;
  std::cout << "" << std::endl;

  Application &app = Application::get();

  // 注册模块
  app.use<WindowModule>(WindowModule::Cfg{.w = 800, .h = 600});
  app.use<RenderModule>();
  app.use<HelloModule>(HelloModule::Cfg{.greeting = "Hello from custom module!", .repeatCount = 3});

  if (!app.init()) {
    std::cerr << "Failed to initialize application" << std::endl;
    return 1;
  }

  std::cout << "" << std::endl;
  std::cout << "Application initialized successfully" << std::endl;
  std::cout << "" << std::endl;

  auto scene = HelloScene::create();
  app.enterScene(scene);

  std::cout << "Starting main loop..." << std::endl;
  std::cout << "Press ESC or close window to exit" << std::endl;
  std::cout << "" << std::endl;

  app.run();

  std::cout << "Application shutting down..." << std::endl;
  app.shutdown();
  std::cout << "Application shutdown complete" << std::endl;
  return 0;
}