Add simple animation controller.

server/TracyBuzzAnim.hpp

@@ -0,0 +1,48 @@
+#ifndef __TRACYBUZZANIM_HPP__
+#define __TRACYBUZZANIM_HPP__
+
+#include <assert.h>
+
+namespace tracy
+{
+
+template<typename T>
+class BuzzAnim
+{
+public:
+    bool Match( const T& comp ) const
+    {
+        return active && comp == id;
+    }
+
+    float Time() const
+    {
+        assert( active );
+        return time;
+    }
+
+    void Enable( const T& val, float len )
+    {
+        active = true;
+        time = len;
+        id = val;
+    }
+
+    void Update( float dt )
+    {
+        if( active )
+        {
+            time -= dt;
+            if( time <= 0 ) active = false;
+        }
+    }
+
+private:
+    bool active = false;
+    float time;
+    T id;
+};
+
+}
+
+#endif