update

include/App.hpp

@@ -1,6 +1,10 @@
 #pragma once
 #include <SFML/Graphics.hpp>
+#include <SFML/Audio.hpp>
+#include <memory>
 #include "Array.hpp"
+#include "Sorter.hpp"
+#include "UI.hpp"
 
 class App {
 public:
@@ -11,7 +15,26 @@ private:
     void handleEvents();
     void update(float dt);
     void render();
+    void switchSorter(std::unique_ptr<Sorter> newSorter);
+    void generateBeepSound();
+    void playBeep(float pitch);
 
     sf::RenderWindow window_;
     Array array_;
+    std::unique_ptr<Sorter> currentSorter_;
+    UI ui_;
+    bool isPlaying_;
+    float timeSinceLastStep_;
+    float stepDelay_;
+    
+    sf::SoundBuffer beepBuffer_;
+    sf::Sound beepSound_;
+    
+    bool isSweeping_;
+    int sweepIndex_;
+    float sweepTimer_;
+    float sweepDelay_;
+    
+    size_t lastComparisons_;
+    size_t lastSwaps_;
 };