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 #ifndef OHOS_ROSEN_JS_TYPEFACE_H
17 #define OHOS_ROSEN_JS_TYPEFACE_H
18 
19 #include <memory>
20 #include <native_engine/native_engine.h>
21 #include <native_engine/native_value.h>
22 
23 #include "text/typeface.h"
24 
25 namespace OHOS::Rosen {
26 namespace Drawing {
27 class JsTypeface final {
28 public:
29     static constexpr char ZH_CN_TTF[] = "/system/fonts/HarmonyOS_Sans_SC.ttf";
30 
JsTypeface(std::shared_ptr<Typeface> typeface)31     explicit JsTypeface(std::shared_ptr<Typeface> typeface) : m_typeface(typeface) {};
32     ~JsTypeface();
33 
34     static napi_value Init(napi_env env, napi_value exportObj);
35     static napi_value Constructor(napi_env env, napi_callback_info info);
36     static void Destructor(napi_env env, void *nativeObject, void *finalize);
37     static napi_value CreateJsTypeface(napi_env env, const std::shared_ptr<Typeface> typeface);
38 
39     static napi_value GetFamilyName(napi_env env, napi_callback_info info);
40     static napi_value MakeFromFile(napi_env env, napi_callback_info info);
41     // Default typeface does not support chinese characters, needs to load chinese character ttf file.
42     static std::shared_ptr<Typeface> LoadZhCnTypeface();
43 
44     std::shared_ptr<Typeface> GetTypeface();
45 
46 private:
47     napi_value OnGetFamilyName(napi_env env, napi_callback_info info);
48 
49     static thread_local napi_ref constructor_;
50     std::shared_ptr<Typeface> m_typeface = nullptr;
51 };
52 } // namespace Drawing
53 } // namespace OHOS::Rosen
54 #endif // OHOS_ROSEN_JS_TYPEFACE_H