implemented display logic

FlippR-Driver/src/output/items/Display.h

@@ -29,7 +29,8 @@ public:
   virtual void write_score(int score);
   virtual void write_content(std::array<char, DigitCount> content);
 
-  virtual std::vector<char> get_content();
+  std::vector<char> get_content() override;
+  uint8_t get_address() override;
 
 public:
   std::array<char, DigitCount> content;

FlippR-Driver/src/output/items/IDisplay.h

@@ -9,6 +9,7 @@
 #define _SRC_OUTPUT_IDISPLAY_H_
 
 #include <vector>
+#include <cstdint>
 
 namespace flippR_driver
 {
@@ -23,6 +24,7 @@ class IDisplay
 public:
 	virtual ~IDisplay() = default;
 
+	virtual uint8_t get_address() = 0;
 	virtual std::vector<char> get_content() = 0;
 };