| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
| * vim: set ts=8 sts=4 et sw=4 tw=99: |
| * This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| #ifndef vm_DateObject_h_ |
| #define vm_DateObject_h_ |
| |
| #include "jsobj.h" |
| |
| #include "js/Date.h" |
| #include "js/Value.h" |
| |
| namespace js { |
| |
| class DateObject : public NativeObject |
| { |
| static const uint32_t UTC_TIME_SLOT = 0; |
| static const uint32_t TZA_SLOT = 1; |
| |
| /* |
| * Cached slots holding local properties of the date. |
| * These are undefined until the first actual lookup occurs |
| * and are reset to undefined whenever the date's time is modified. |
| */ |
| static const uint32_t COMPONENTS_START_SLOT = 2; |
| |
| static const uint32_t LOCAL_TIME_SLOT = COMPONENTS_START_SLOT + 0; |
| static const uint32_t LOCAL_YEAR_SLOT = COMPONENTS_START_SLOT + 1; |
| static const uint32_t LOCAL_MONTH_SLOT = COMPONENTS_START_SLOT + 2; |
| static const uint32_t LOCAL_DATE_SLOT = COMPONENTS_START_SLOT + 3; |
| static const uint32_t LOCAL_DAY_SLOT = COMPONENTS_START_SLOT + 4; |
| static const uint32_t LOCAL_HOURS_SLOT = COMPONENTS_START_SLOT + 5; |
| static const uint32_t LOCAL_MINUTES_SLOT = COMPONENTS_START_SLOT + 6; |
| static const uint32_t LOCAL_SECONDS_SLOT = COMPONENTS_START_SLOT + 7; |
| |
| static const uint32_t RESERVED_SLOTS = LOCAL_SECONDS_SLOT + 1; |
| |
| public: |
| static const Class class_; |
| static const Class protoClass_; |
| |
| JS::ClippedTime clippedTime() const { |
| double t = getFixedSlot(UTC_TIME_SLOT).toDouble(); |
| JS::ClippedTime clipped = JS::TimeClip(t); |
| MOZ_ASSERT(mozilla::NumbersAreIdentical(clipped.toDouble(), t)); |
| return clipped; |
| } |
| |
| const js::Value& UTCTime() const { |
| return getFixedSlot(UTC_TIME_SLOT); |
| } |
| |
| // Set UTC time to a given time and invalidate cached local time. |
| void setUTCTime(JS::ClippedTime t); |
| void setUTCTime(JS::ClippedTime t, MutableHandleValue vp); |
| |
| inline double cachedLocalTime(); |
| |
| // Cache the local time, year, month, and so forth of the object. |
| // If UTC time is not finite (e.g., NaN), the local time |
| // slots will be set to the UTC time without conversion. |
| void fillLocalTimeSlots(); |
| |
| static MOZ_ALWAYS_INLINE bool getTime_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getYear_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getFullYear_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getUTCFullYear_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getMonth_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getUTCMonth_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getDate_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getUTCDate_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getDay_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getUTCDay_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getHours_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getUTCHours_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getMinutes_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getUTCMinutes_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getUTCSeconds_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getUTCMilliseconds_impl(JSContext* cx, const CallArgs& args); |
| static MOZ_ALWAYS_INLINE bool getTimezoneOffset_impl(JSContext* cx, const CallArgs& args); |
| }; |
| |
| } // namespace js |
| |
| #endif // vm_DateObject_h_ |