don't write the strings to the stream one char at a time, it's *horribly* slow

[wxWidgets.git] / src / common / timercmn.cpp

diff --git a/src/common/timercmn.cpp b/src/common/timercmn.cpp
index 1d89b6507d7184c607b8ecfdb7e257eb4bac6318..93b58499e5113d3aea23ab29c414db5db86c1bcd 100644 (file)
--- a/src/common/timercmn.cpp
+++ b/src/common/timercmn.cpp
@@ -49,7 +49,7 @@
     #include <windows.h>
 #endif
 
-#if defined(__WIN32__) && !defined(HAVE_FTIME)
+#if defined(__WIN32__) && !defined(HAVE_FTIME) && !defined(__MWERKS__)
     #define HAVE_FTIME
 #endif
 
@@ -77,6 +77,10 @@
     #include <sys/timeb.h>
 #endif
 
+#ifdef __WXMAC__
+    #include <Timer.h>
+    #include <DriverServices.h>
+#endif
 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
@@ -294,7 +298,24 @@ wxLongLong wxGetLocalTimeMillis()
     // If possible, use a function which avoids conversions from
     // broken-up time structures to milliseconds
 
-#if defined(HAVE_GETTIMEOFDAY)
+#if defined(__WXMSW__) && defined(__MWERKS__)
+    // This should probably be the way all WXMSW compilers should do it
+    // Go direct to the OS for time
+
+    SYSTEMTIME thenst = { 1970, 1, 4, 1, 0, 0, 0, 0 };  // 00:00:00 Jan 1st 1970
+    FILETIME thenft;
+    SystemTimeToFileTime( &thenst, &thenft );
+    wxLongLong then( thenft.dwHighDateTime, thenft.dwLowDateTime );   // time in 100 nanoseconds
+
+    SYSTEMTIME nowst;
+    GetLocalTime( &nowst );
+    FILETIME nowft;
+    SystemTimeToFileTime( &nowst, &nowft );
+    wxLongLong now( nowft.dwHighDateTime, nowft.dwLowDateTime );   // time in 100 nanoseconds
+
+    return ( now - then ) / 10000.0;  // time from 00:00:00 Jan 1st 1970 to now in milliseconds
+    
+#elif defined(HAVE_GETTIMEOFDAY)
     struct timeval tp;
     if ( wxGetTimeOfDay(&tp, (struct timezone *)NULL) != -1 )
     {
@@ -314,6 +335,22 @@ wxLongLong wxGetLocalTimeMillis()
     (void)ftime(&tp);
     val *= tp.time;
     return (val + tp.millitm);
+#elif defined(__WXMAC__)
+    
+    unsigned long secs ;
+    UInt64 gMilliAtStart = 0 ;
+    Nanoseconds upTime = AbsoluteToNanoseconds( UpTime() ) ;
+    if ( gMilliAtStart == 0 )
+    {
+        time_t start = time(NULL) ;
+        gMilliAtStart = ((UInt64) start) * 1000L ;
+        gMilliAtStart -= upTime.lo / 1000 ;
+        gMilliAtStart -= ( ( (UInt64) upTime.hi ) << 32 ) / 1000 ;
+    }
+    UInt64 millival = gMilliAtStart ;
+    millival += upTime.lo / 1000 ;
+    millival += ( ( (UInt64) upTime.hi ) << 32 ) / 1000 ;
+    return millival ;
 #else // no gettimeofday() nor ftime()
     // We use wxGetLocalTime() to get the seconds since
     // 00:00:00 Jan 1st 1970 and then whatever is available