DiscIO: Add GetRegion function and Region enum

Instead of needing different switch cases for
converting countries to regions in multiple places,
we now only need a single country-to-region switch case
(in DiscIO/Enums.cpp), and we get a nice Region type.

1 files changed, 8 insertions, 0 deletions

diff --git a/Source/Core/DiscIO/VolumeDirectory.cpp b/Source/Core/DiscIO/VolumeDirectory.cpp
index 504d17c20f..40dda01d0d 100644
--- a/Source/Core/DiscIO/VolumeDirectory.cpp
+++ b/Source/Core/DiscIO/VolumeDirectory.cpp
@@ -166,6 +166,14 @@ void CVolumeDirectory::SetGameID(const std::string& id)
   memcpy(m_disk_header.data(), id.c_str(), std::min(id.length(), MAX_ID_LENGTH));
 }
 
+Region CVolumeDirectory::GetRegion() const
+{
+  if (m_is_wii)
+    return RegionSwitchWii(m_disk_header[3]);
+
+  return RegionSwitchGC(m_disk_header[3]);
+}
+
 Country CVolumeDirectory::GetCountry() const
 {
   return CountrySwitch(m_disk_header[3]);