Implement CTimeProvider

Runtime/CTimeProvider.cpp

@@ -0,0 +1,32 @@
+#include "CTimeProvider.hpp"
+#if 0
+#include "CGraphics.hpp"
+#endif
+
+namespace Retro
+{
+CTimeProvider* g_TimeProvider = nullptr;
+CTimeProvider::CTimeProvider(const float& time)
+    : x0_currentTime(time)
+{
+    x8_lastProvider = g_TimeProvider;
+
+    if (x8_lastProvider != nullptr)
+        x8_lastProvider->x4_first = false;
+
+#if 0
+    CGraphics::SetExternalTimeProvider(this);
+#endif
+}
+
+CTimeProvider::~CTimeProvider()
+{
+    g_TimeProvider = x8_lastProvider;
+    if (g_TimeProvider)
+        g_TimeProvider->x4_first = true;
+#if 0
+    CGraphics::SetExternalTimeProvider(g_TimeProvider);
+#endif
+}
+
+}