X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=libctgraphics%2Fsgp.cpp;h=feedcbbf9b699fcff549f2320dc079ba24ddef3c;hp=ffb26b8486fa1c590a47f8fd739df183339ae7e4;hb=4b49778f44b9149451ba36e5f1bd7830c74c8fee;hpb=ceb0f76ad587384928188f875c2862a3cb66b2dd

diff --git a/libctgraphics/sgp.cpp b/libctgraphics/sgp.cpp
index ffb26b8..feedcbb 100644
--- a/libctgraphics/sgp.cpp
+++ b/libctgraphics/sgp.cpp
@@ -359,7 +359,7 @@ SGP::setRasterOp (int ro)
 {
 #if HAVE_WXWINDOWS
   if (m_driver.isWX()) {
-    int wxFxn = -1;
+    wxRasterOperationMode wxFxn;
     switch (ro) {
     case RO_AND:
       wxFxn = wxAND;
@@ -409,9 +409,10 @@ SGP::setRasterOp (int ro)
     case RO_XOR:
       wxFxn = wxXOR;
       break;
+    default:
+      return;
     }
-    if (wxFxn >= 0)
-      m_driver.idWX()->SetLogicalFunction (wxFxn);
+    m_driver.idWX()->SetLogicalFunction (wxFxn);
   }
 #endif
 }