整理代码

video/core/System.h

@@ -0,0 +1,45 @@
+#ifndef BC5898D8_C525_4FD9_9609_B2112CB1BE92
+#define BC5898D8_C525_4FD9_9609_B2112CB1BE92
+/*
+ *******************************************************************************
+ *                                   INCLUDE
+ *******************************************************************************
+ */
+#include <Poco/Poco.h>
+
+namespace Video
+{
+namespace Core
+{
+/*
+ *******************************************************************************
+ *                                CLASS DECLARE
+ *******************************************************************************
+ */
+class System
+{
+protected:
+    System();
+
+public:
+    virtual ~System();
+
+public:
+    static uint64_t timestamp();
+
+    template <class T> static void registerClass();
+
+protected:
+    virtual uint64_t getTimestamp() = 0;
+
+private:
+    static System* _pInstance;
+};
+
+template <class T> inline void System::registerClass()
+{
+    _pInstance = new T();
+}
+}
+}
+#endif