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1 /*
2  * Copyright (c) 2024 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 #include "js_paragraph_builder.h"
17 #include "fontcollection_napi/js_fontcollection.h"
18 #include "napi_common.h"
19 #include "paragraph_napi/js_paragraph.h"
20 #include "utils/string_util.h"
21 #include "utils/text_log.h"
22 
23 namespace OHOS::Rosen {
24 namespace {
25 const std::string CLASS_NAME = "ParagraphBuilder";
26 }
27 
28 thread_local napi_ref JsParagraphBuilder::constructor_ = nullptr;
29 
Constructor(napi_env env,napi_callback_info info)30 napi_value JsParagraphBuilder::Constructor(napi_env env, napi_callback_info info)
31 {
32     size_t argCount = ARGC_TWO;
33     napi_value jsThis = nullptr;
34     napi_value argv[ARGC_TWO] = {nullptr};
35     napi_status status = napi_get_cb_info(env, info, &argCount, argv, &jsThis, nullptr);
36     if (status != napi_ok || argCount != ARGC_TWO) {
37         TEXT_LOGE("JsParagraphBuilder::Constructor Argc is invalid: %{public}zu", argCount);
38         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
39     }
40     TypographyStyle typographyStyle;
41     GetParagraphStyleFromJS(env, argv[0], typographyStyle);
42     JsFontCollection* jsFontCollection = nullptr;
43     status = napi_unwrap(env, argv[1], reinterpret_cast<void**>(&jsFontCollection));
44 
45     if (jsFontCollection == nullptr) {
46         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
47     }
48     if (status != napi_ok) {
49         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Get jsFontCollection error.");
50     }
51 
52     std::shared_ptr<FontCollection> fontCollection = jsFontCollection->GetFontCollection();
53     std::unique_ptr<TypographyCreate> typographyCreate = TypographyCreate::Create(typographyStyle, fontCollection);
54 
55     if (!typographyCreate) {
56         TEXT_LOGE("JsParagraphBuilder::Constructor TypographyCreate Create error");
57         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "TypographyCreate Create error.");
58     }
59     JsParagraphBuilder* jsParagraphBuilder = new(std::nothrow) JsParagraphBuilder();
60     if (!jsParagraphBuilder) {
61         TEXT_LOGE("JsParagraphBuilder::Constructor jsParagraphBuilder Create error");
62         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "JsParagraphBuilder Create error.");
63     }
64     jsParagraphBuilder->SetTypographyCreate(std::move(typographyCreate));
65 
66     status = napi_wrap(env, jsThis, jsParagraphBuilder,
67         JsParagraphBuilder::Destructor, nullptr, nullptr);
68     if (status != napi_ok) {
69         delete jsParagraphBuilder;
70         TEXT_LOGE("JsParagraphBuilder::Constructor Failed to wrap native instance");
71         return nullptr;
72     }
73 
74     return jsThis;
75 }
76 
SetTypographyCreate(std::unique_ptr<TypographyCreate> typographyCreate)77 void JsParagraphBuilder::SetTypographyCreate(std::unique_ptr<TypographyCreate> typographyCreate)
78 {
79     typographyCreate_ = std::move(typographyCreate);
80 }
81 
Init(napi_env env,napi_value exportObj)82 napi_value JsParagraphBuilder::Init(napi_env env, napi_value exportObj)
83 {
84     napi_property_descriptor properties[] = {
85         DECLARE_NAPI_FUNCTION("pushStyle", JsParagraphBuilder::PushStyle),
86         DECLARE_NAPI_FUNCTION("addText", JsParagraphBuilder::AddText),
87         DECLARE_NAPI_FUNCTION("popStyle", JsParagraphBuilder::PopStyle),
88         DECLARE_NAPI_FUNCTION("addPlaceholder", JsParagraphBuilder::AddPlaceholder),
89         DECLARE_NAPI_FUNCTION("build", JsParagraphBuilder::Build),
90         DECLARE_NAPI_FUNCTION("addSymbol", JsParagraphBuilder::AppendSymbol),
91     };
92 
93     napi_value constructor = nullptr;
94     napi_status status = napi_define_class(env, CLASS_NAME.c_str(), NAPI_AUTO_LENGTH, Constructor, nullptr,
95         sizeof(properties) / sizeof(properties[0]), properties, &constructor);
96     if (status != napi_ok) {
97         TEXT_LOGE("JsParagraphBuilder::Init Failed to define FontCollection class");
98         return nullptr;
99     }
100 
101     status = napi_create_reference(env, constructor, 1, &constructor_);
102     if (status != napi_ok) {
103         TEXT_LOGE("JsParagraphBuilder::Init Failed to create reference of constructor");
104         return nullptr;
105     }
106 
107     status = napi_set_named_property(env, exportObj, CLASS_NAME.c_str(), constructor);
108     if (status != napi_ok) {
109         TEXT_LOGE("JsParagraphBuilder::Init Failed to set constructor");
110         return nullptr;
111     }
112     return exportObj;
113 }
114 
Destructor(napi_env env,void * nativeObject,void * finalize)115 void JsParagraphBuilder::Destructor(napi_env env, void* nativeObject, void* finalize)
116 {
117     (void)finalize;
118     if (nativeObject != nullptr) {
119         JsParagraphBuilder* napi = reinterpret_cast<JsParagraphBuilder *>(nativeObject);
120         delete napi;
121     }
122 }
123 
PushStyle(napi_env env,napi_callback_info info)124 napi_value JsParagraphBuilder::PushStyle(napi_env env, napi_callback_info info)
125 {
126     JsParagraphBuilder* me = CheckParamsAndGetThis<JsParagraphBuilder>(env, info);
127     return (me != nullptr) ? me->OnPushStyle(env, info) : nullptr;
128 }
129 
OnPushStyle(napi_env env,napi_callback_info info)130 napi_value JsParagraphBuilder::OnPushStyle(napi_env env, napi_callback_info info)
131 {
132     if (typographyCreate_ == nullptr) {
133         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
134     }
135     size_t argc = ARGC_ONE;
136     napi_value argv[ARGC_ONE] = {nullptr};
137     napi_status status = napi_get_cb_info(env, info, &argc, argv, nullptr, nullptr);
138     if (status != napi_ok || argc < ARGC_ONE) {
139         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
140     }
141     napi_valuetype valueType = napi_undefined;
142     if (argv[0] == nullptr || napi_typeof(env, argv[0], &valueType) != napi_ok || valueType != napi_object) {
143         return NapiGetUndefined(env);
144     }
145     TextStyle textStyle;
146     if (GetTextStyleFromJS(env, argv[0], textStyle)) {
147         typographyCreate_->PushStyle(textStyle);
148     }
149     return NapiGetUndefined(env);
150 }
151 
AddText(napi_env env,napi_callback_info info)152 napi_value JsParagraphBuilder::AddText(napi_env env, napi_callback_info info)
153 {
154     JsParagraphBuilder* me = CheckParamsAndGetThis<JsParagraphBuilder>(env, info);
155     return (me != nullptr) ? me->OnAddText(env, info) : nullptr;
156 }
OnAddText(napi_env env,napi_callback_info info)157 napi_value JsParagraphBuilder::OnAddText(napi_env env, napi_callback_info info)
158 {
159     if (typographyCreate_ == nullptr) {
160         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
161     }
162     size_t argc = ARGC_ONE;
163     napi_value argv[ARGC_ONE] = {nullptr};
164     napi_status status = napi_get_cb_info(env, info, &argc, argv, nullptr, nullptr);
165     if (status != napi_ok || argc < ARGC_ONE) {
166         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
167     }
168     napi_valuetype valueType = napi_undefined;
169     if (argv[0] == nullptr || napi_typeof(env, argv[0], &valueType) != napi_ok) {
170         return NapiGetUndefined(env);
171     }
172     std::string text = "";
173     if (ConvertFromJsValue(env, argv[0], text)) {
174         if (!IsUtf8(text.c_str(), text.size())) {
175             TEXT_LOGE("Invalid utf-8 text");
176             return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
177         }
178         typographyCreate_->AppendText(Str8ToStr16(text));
179     }
180     return NapiGetUndefined(env);
181 }
182 
PopStyle(napi_env env,napi_callback_info info)183 napi_value JsParagraphBuilder::PopStyle(napi_env env, napi_callback_info info)
184 {
185     JsParagraphBuilder* me = CheckParamsAndGetThis<JsParagraphBuilder>(env, info);
186     return (me != nullptr) ? me->OnPopStyle(env, info) : nullptr;
187 }
188 
OnPopStyle(napi_env env,napi_callback_info info)189 napi_value JsParagraphBuilder::OnPopStyle(napi_env env, napi_callback_info info)
190 {
191     if (typographyCreate_ == nullptr) {
192         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
193     }
194     typographyCreate_->PopStyle();
195     return NapiGetUndefined(env);
196 }
197 
AddPlaceholder(napi_env env,napi_callback_info info)198 napi_value JsParagraphBuilder::AddPlaceholder(napi_env env, napi_callback_info info)
199 {
200     JsParagraphBuilder* me = CheckParamsAndGetThis<JsParagraphBuilder>(env, info);
201     return (me != nullptr) ? me->OnAddPlaceholder(env, info) : nullptr;
202 }
203 
OnAddPlaceholder(napi_env env,napi_callback_info info)204 napi_value JsParagraphBuilder::OnAddPlaceholder(napi_env env, napi_callback_info info)
205 {
206     if (typographyCreate_ == nullptr) {
207         TEXT_LOGE("OnAddPlaceholder typographyCreate_ is null");
208         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
209     }
210     size_t argc = ARGC_ONE;
211     napi_value argv[ARGC_ONE] = {nullptr};
212     napi_status status = napi_get_cb_info(env, info, &argc, argv, nullptr, nullptr);
213     if (status != napi_ok || argc < ARGC_ONE) {
214         TEXT_LOGE("JsParagraphBuilder::AddPlaceholder Argc is invalid: %{public}zu", argc);
215         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
216     }
217     napi_valuetype valueType = napi_undefined;
218     if (argv[0] == nullptr || napi_typeof(env, argv[0], &valueType) != napi_ok || valueType != napi_object) {
219         TEXT_LOGE("JsParagraphBuilder::AddPlaceholder Argv[0] is invalid");
220         return NapiGetUndefined(env);
221     }
222     PlaceholderSpan placeholderSpan;
223     bool res = GetPlaceholderSpanFromJS(env, argv[0], placeholderSpan);
224     if (!res) {
225         return NapiGetUndefined(env);
226     }
227     typographyCreate_->AppendPlaceholder(placeholderSpan);
228     return NapiGetUndefined(env);
229 }
230 
Build(napi_env env,napi_callback_info info)231 napi_value JsParagraphBuilder::Build(napi_env env, napi_callback_info info)
232 {
233     JsParagraphBuilder* me = CheckParamsAndGetThis<JsParagraphBuilder>(env, info);
234     return (me != nullptr) ? me->OnBuild(env, info) : nullptr;
235 }
236 
OnBuild(napi_env env,napi_callback_info info)237 napi_value JsParagraphBuilder::OnBuild(napi_env env, napi_callback_info info)
238 {
239     if (typographyCreate_ == nullptr) {
240         TEXT_LOGE("Typography builder is null");
241         return NapiThrowError(env, TextErrorCode::ERROR_INVALID_PARAM, "Invalid params.");
242     }
243 
244     std::unique_ptr<OHOS::Rosen::Typography> typography = typographyCreate_->CreateTypography();
245     return JsParagraph::CreateJsTypography(env, std::move(typography));
246 }
247 
AppendSymbol(napi_env env,napi_callback_info info)248 napi_value JsParagraphBuilder::AppendSymbol(napi_env env, napi_callback_info info)
249 {
250     JsParagraphBuilder* me = CheckParamsAndGetThis<JsParagraphBuilder>(env, info);
251     return (me != nullptr) ? me->OnAppendSymbol(env, info) : nullptr;
252 }
253 
OnAppendSymbol(napi_env env,napi_callback_info info)254 napi_value JsParagraphBuilder::OnAppendSymbol(napi_env env, napi_callback_info info)
255 {
256     if (typographyCreate_ == nullptr) {
257         return nullptr;
258     }
259     size_t argc = ARGC_ONE;
260     napi_value argv[ARGC_ONE] = {nullptr};
261     if (napi_get_cb_info(env, info, &argc, argv, nullptr, nullptr) != napi_ok ||
262         argc < ARGC_ONE) {
263         return nullptr;
264     }
265 
266     uint32_t symbolId = 0;
267     if (!ConvertFromJsNumber(env, argv[0], symbolId)) {
268         return nullptr;
269     }
270     typographyCreate_->AppendSymbol(symbolId);
271     return NapiGetUndefined(env);
272 }
273 } // namespace OHOS::Rosen
274