refactored to multiple games implementation

lib/input_manager.h

@@ -0,0 +1,64 @@
+// ============================================================================
+// INPUT MANAGER HEADER
+// ============================================================================
+// Handles all input processing and debouncing for touch and button inputs
+// Converts hardware events into InputEvent objects for games to consume
+
+#ifndef INPUT_MANAGER_H
+#define INPUT_MANAGER_H
+
+#include <stdint.h>
+#include "input_event.h"
+#include "display/low_level_touch.h"
+
+// Forward declaration - avoid pulling in full basic1.cpp
+struct GameConfig;
+
+/**
+ * @brief Input Manager - Processes touch and button inputs
+ * 
+ * Responsibilities:
+ * - Reading touch controller data
+ * - Debouncing touch and button events
+ * - Converting raw inputs to InputEvent objects
+ * - Gesture recognition
+ * 
+ * Does NOT handle:
+ * - Button GPIO initialization (stays in basic1.cpp)
+ * - Interrupt handler registration (stays in basic1.cpp)
+ */
+class InputManager {
+public:
+    /**
+     * @brief Construct InputManager with hardware references
+     * @param touch Pointer to touch controller interface
+     * @param config Pointer to game configuration
+     */
+    InputManager(LowLevelTouch* touch, const GameConfig* config);
+    
+    /**
+     * @brief Process touch input from controller
+     * @param last_time Pointer to last touch timestamp for debouncing
+     * @return InputEvent (valid=false if no valid input)
+     */
+    InputEvent process_touch_input(uint32_t* last_time);
+    
+    /**
+     * @brief Process button input from GPIO flags
+     * @return InputEvent (valid=false if no valid input)
+     */
+    InputEvent process_button_input();
+    
+    /**
+     * @brief Get human-readable gesture name
+     * @param gesture_code Gesture code from touch controller
+     * @return Constant string with gesture name
+     */
+    static const char* get_gesture_name(uint8_t gesture_code);
+
+private:
+    LowLevelTouch* touch;
+    const GameConfig* config;
+};
+
+#endif // INPUT_MANAGER_H