Features.

svn-id: r13246

2 files changed, 50 insertions, 0 deletions

diff --git a/backends/dc/dc.h b/backends/dc/dc.h
index 1425c5759b..8eafdc1a76 100644
--- a/backends/dc/dc.h
+++ b/backends/dc/dc.h
@@ -31,6 +31,15 @@ class OSystem_Dreamcast : public OSystem {
   OSystem_Dreamcast();
 
 
+  // Determine whether the backend supports the specified feature.
+  bool hasFeature(Feature f);
+
+  // En-/disable the specified feature.
+  void setFeatureState(Feature f, bool enable);
+
+  // Query the state of the specified feature. For example, test whether
+  bool getFeatureState(Feature f);
+
   // Retrieve a list of all graphics modes supported by this backend.
   const GraphicsMode *getSupportedGraphicsModes() const;
 
diff --git a/backends/dc/dcmain.cpp b/backends/dc/dcmain.cpp
index 82ab1b666b..26a964dcf4 100644
--- a/backends/dc/dcmain.cpp
+++ b/backends/dc/dcmain.cpp
@@ -143,6 +143,47 @@ void OSystem_Dreamcast::deleteMutex(MutexRef mutex)
 }
 
 
+/* Features */
+bool OSystem_Dreamcast::hasFeature(Feature f)
+{
+  switch(f) {
+  case kFeatureAspectRatioCorrection:
+  case kFeatureVirtualKeyboard:
+    return true;
+  default:
+    return false;
+  }
+}
+
+void OSystem_Dreamcast::setFeatureState(Feature f, bool enable)
+{
+  switch(f) {
+  case kFeatureAspectRatioCorrection:
+    /* FIXME */
+    break;
+  case kFeatureVirtualKeyboard:
+    /* FIXME */
+    break;
+  default:
+    break;
+  }
+}
+
+bool OSystem_Dreamcast::getFeatureState(Feature f)
+{
+  switch(f) {
+  case kFeatureAspectRatioCorrection:
+    /* FIXME */
+    return false;
+  case kFeatureVirtualKeyboard:
+    /* FIXME */
+    return false;
+  default:
+    return false;
+  }
+}
+
+
 void dc_init_hardware()
 {
 #ifndef NOSERIAL