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_TEXT_LINE_H 17 #define OHOS_ROSEN_JS_TEXT_LINE_H 18 19 #include <native_engine/native_engine.h> 20 #include <native_engine/native_value.h> 21 #include "napi_common.h" 22 #include "text_line_base.h" 23 #include "typography_style.h" 24 #include "typography.h" 25 26 namespace OHOS::Rosen { 27 class JsTextLine final { 28 public: 29 JsTextLine(); 30 31 void SetTextLine(std::unique_ptr<TextLineBase> textLine); 32 static napi_value CreateTextLine(napi_env env, napi_callback_info info); 33 static napi_value Init(napi_env env, napi_value exportObj); 34 static napi_value Constructor(napi_env env, napi_callback_info info); 35 static void Destructor(napi_env env, void *nativeObject, void *finalize); 36 static napi_value GetGlyphCount(napi_env env, napi_callback_info info); 37 static napi_value GetGlyphRuns(napi_env env, napi_callback_info info); 38 static napi_value GetTextRange(napi_env env, napi_callback_info info); 39 static napi_value Paint(napi_env env, napi_callback_info info); 40 std::unique_ptr<TextLineBase> GetTextLineBase(); 41 void SetParagraph(std::shared_ptr<Typography> paragraph); 42 43 private: 44 napi_value OnGetGlyphCount(napi_env env, napi_callback_info info); 45 napi_value OnGetGlyphRuns(napi_env env, napi_callback_info info); 46 napi_value OnGetTextRange(napi_env env, napi_callback_info info); 47 napi_value OnPaint(napi_env env, napi_callback_info info); 48 49 static thread_local napi_ref constructor_; 50 std::unique_ptr<TextLineBase> textLine_ = nullptr; 51 std::shared_ptr<Typography> paragraph_ = nullptr; 52 }; 53 } // namespace OHOS::Rosen 54 #endif // OHOS_ROSEN_JS_TEXT_LINE_H