1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ECMASCRIPT_JS_RELATIVE_TIME_FORMAT_H 17 #define ECMASCRIPT_JS_RELATIVE_TIME_FORMAT_H 18 19 #include "unicode/reldatefmt.h" 20 21 #include "ecmascript/base/number_helper.h" 22 #include "ecmascript/common.h" 23 #include "ecmascript/ecma_macros.h" 24 #include "ecmascript/ecma_string.h" 25 #include "ecmascript/ecma_vm.h" 26 #include "ecmascript/global_env.h" 27 #include "ecmascript/js_array.h" 28 #include "ecmascript/js_date.h" 29 #include "ecmascript/js_intl.h" 30 #include "ecmascript/js_locale.h" 31 #include "ecmascript/js_object.h" 32 #include "ecmascript/js_tagged_number.h" 33 #include "ecmascript/js_tagged_value.h" 34 #include "ecmascript/object_factory.h" 35 36 namespace panda::ecmascript { 37 enum class RelativeStyleOption : uint8_t { LONG = 0x01, SHORT, NARROW, EXCEPTION }; 38 enum class NumericOption : uint8_t { ALWAYS = 0x01, AUTO, EXCEPTION }; 39 40 class JSRelativeTimeFormat : public JSObject { 41 public: 42 CAST_CHECK(JSRelativeTimeFormat, IsJSRelativeTimeFormat); 43 44 static constexpr size_t LOCALE_OFFSET = JSObject::SIZE; 45 ACCESSORS(Locale, LOCALE_OFFSET, NUMBERING_SYSTEM_OFFSET) 46 ACCESSORS(NumberingSystem, NUMBERING_SYSTEM_OFFSET, ICU_FIELD_OFFSET) 47 ACCESSORS(IcuField, ICU_FIELD_OFFSET, BIT_FIELD_OFFSET) // icu field 48 ACCESSORS_BIT_FIELD(BitField, BIT_FIELD_OFFSET, LAST_OFFSET) 49 DEFINE_ALIGN_SIZE(LAST_OFFSET); 50 51 // define BitField 52 static constexpr size_t STYLE_BITS = 3; 53 static constexpr size_t NUMERIC_BITS = 2; 54 FIRST_BIT_FIELD(BitField, Style, RelativeStyleOption, STYLE_BITS) 55 NEXT_BIT_FIELD(BitField, Numeric, NumericOption, NUMERIC_BITS, Style) 56 57 DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, LOCALE_OFFSET, BIT_FIELD_OFFSET) 58 DECL_DUMP() 59 60 // 14.1.1 InitializeRelativeTimeFormat ( relativeTimeFormat, locales, options ) 61 static JSHandle<JSRelativeTimeFormat> InitializeRelativeTimeFormat( 62 JSThread *thread, const JSHandle<JSRelativeTimeFormat> &relativeTimeFormat, 63 const JSHandle<JSTaggedValue> &locales, const JSHandle<JSTaggedValue> &options); 64 65 // UnwrapRelativeTimeFormat 66 static JSHandle<JSTaggedValue> UnwrapRelativeTimeFormat(JSThread *thread, const JSHandle<JSTaggedValue> &rtf); 67 68 // Get icu formatter from icu field GetIcuRTFFormatter()69 icu::RelativeDateTimeFormatter *GetIcuRTFFormatter() const 70 { 71 ASSERT(GetIcuField().IsJSNativePointer()); 72 auto result = JSNativePointer::Cast(GetIcuField().GetTaggedObject())->GetExternalPointer(); 73 return reinterpret_cast<icu::RelativeDateTimeFormatter *>(result); 74 } 75 FreeIcuRTFFormatter(void * pointer,void * data)76 static void FreeIcuRTFFormatter(void *pointer, void *data) 77 { 78 if (pointer == nullptr) { 79 return; 80 } 81 auto icuFormatter = reinterpret_cast<icu::RelativeDateTimeFormatter *>(pointer); 82 icuFormatter->~RelativeDateTimeFormatter(); 83 if (data != nullptr) { 84 reinterpret_cast<EcmaVM *>(data)->GetNativeAreaAllocator()->FreeBuffer(pointer); 85 } 86 } 87 88 static void ResolvedOptions(JSThread *thread, const JSHandle<JSRelativeTimeFormat> &relativeTimeFormat, 89 const JSHandle<JSObject> &options); 90 91 static JSHandle<EcmaString> Format(JSThread *thread, double value, const JSHandle<EcmaString> &unit, 92 const JSHandle<JSRelativeTimeFormat> &relativeTimeFormat); 93 94 static JSHandle<JSArray> FormatToParts(JSThread *thread, double value, const JSHandle<EcmaString> &unit, 95 const JSHandle<JSRelativeTimeFormat> &relativeTimeFormat); 96 }; 97 } // namespace panda::ecmascript 98 99 #endif // ECMASCRIPT_JS_RELATIVE_TIME_FORMAT_H