input_manager.h

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#ifndef YAZE_APP_EMU_INPUT_INPUT_MANAGER_H_
#define YAZE_APP_EMU_INPUT_INPUT_MANAGER_H_
 
#include <atomic>
#include <memory>
 
#include "app/emu/input/input_backend.h"
 
namespace yaze {
namespace emu {
 
// Forward declaration
class Snes;
 
namespace input {
 
class InputManager {
 public:
  InputManager();
  ~InputManager() { Shutdown(); }
 
  bool Initialize(InputBackendFactory::BackendType type =
                      InputBackendFactory::BackendType::SDL2);
  void Initialize(std::unique_ptr<IInputBackend> backend);
  void Shutdown();
  void Poll(Snes* snes, int player = 1);
  void ProcessEvent(void* event);
 
  IInputBackend* backend() { return backend_.get(); }
  const IInputBackend* backend() const { return backend_.get(); }
 
  bool IsInitialized() const { return backend_ && backend_->IsInitialized(); }
 
  InputConfig GetConfig() const;
  void SetConfig(const InputConfig& config);
 
  // --- Agent Control API ---
  void PressButton(SnesButton button);
  void ReleaseButton(SnesButton button);
 
 private:
  std::unique_ptr<IInputBackend> backend_;
  std::atomic<uint16_t> agent_buttons_{0};  // Thread-safe agent button state
  InputConfig config_;                      // Cached/pending config
};
 
}  // namespace input
}  // namespace emu
}  // namespace yaze
 
#endif  // YAZE_APP_EMU_INPUT_INPUT_MANAGER_H_