1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef PPAPI_SHARED_IMPL_TIME_CONVERSION_H_ 6 #define PPAPI_SHARED_IMPL_TIME_CONVERSION_H_ 7 8 #include "base/time/time.h" 9 #include "ppapi/c/pp_time.h" 10 #include "ppapi/shared_impl/ppapi_shared_export.h" 11 12 namespace ppapi { 13 14 PPAPI_SHARED_EXPORT PP_Time TimeToPPTime(base::Time t); 15 PPAPI_SHARED_EXPORT base::Time PPTimeToTime(PP_Time t); 16 17 PPAPI_SHARED_EXPORT PP_TimeTicks TimeTicksToPPTimeTicks(base::TimeTicks t); 18 19 // Converts between WebKit event times and time ticks. WebKit event times are 20 // currently expressed in terms of wall clock time. This function does the 21 // proper mapping to time ticks, assuming the wall clock time doesn't change 22 // (which isn't necessarily the case). 23 PPAPI_SHARED_EXPORT PP_TimeTicks EventTimeToPPTimeTicks(double event_time); 24 PPAPI_SHARED_EXPORT double PPTimeTicksToEventTime(PP_TimeTicks t); 25 26 // Gets the local time zone offset for a given time. This works in the plugin 27 // process only on Windows (the sandbox prevents this from working properly on 28 // other platforms). 29 PPAPI_SHARED_EXPORT double PPGetLocalTimeZoneOffset(const base::Time& time); 30 31 } // namespace ppapi 32 33 #endif // PPAPI_SHARED_IMPL_TIME_CONVERSION_H_ 34