1 /* 2 * Copyright (c) 2023 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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_VIDEO_VIDEO_NODE_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_VIDEO_VIDEO_NODE_H 18 19 #include <optional> 20 21 #include "core/components_ng/base/frame_node.h" 22 #include "core/components_ng/pattern/video/video_pattern.h" 23 24 namespace OHOS::Ace::NG { 25 namespace { 26 constexpr int32_t PREVIEW_IMAGE_INDEX = 1; 27 constexpr int32_t CONTROLLER_ROW_INDEX = 2; 28 constexpr int32_t MEDIA_COLUMN_INDEX = 0; 29 } // namespace 30 31 class ACE_EXPORT VideoNode : public FrameNode { 32 DECLARE_ACE_TYPE(VideoNode, FrameNode); 33 34 public: 35 VideoNode(const std::string& tag, int32_t nodeId, const RefPtr<Pattern>& pattern, bool isRoot = false) FrameNode(tag,nodeId,pattern,isRoot)36 : FrameNode(tag, nodeId, pattern, isRoot) 37 {} 38 ~VideoNode() override = default; 39 HasControllerRowNode()40 bool HasControllerRowNode() const 41 { 42 return controllerRowId_.has_value(); 43 } 44 HasPreviewImageNode()45 bool HasPreviewImageNode() const 46 { 47 return previewImageId_.has_value(); 48 } 49 HasMediaColumnNode()50 bool HasMediaColumnNode() const 51 { 52 return mediaColumnId_.has_value(); 53 } 54 GetControllerRowId()55 int32_t GetControllerRowId() 56 { 57 if (!controllerRowId_.has_value()) { 58 controllerRowId_ = ElementRegister::GetInstance()->MakeUniqueId(); 59 } 60 return controllerRowId_.value(); 61 } 62 GetPreviewImageId()63 int32_t GetPreviewImageId() 64 { 65 if (!previewImageId_.has_value()) { 66 previewImageId_ = ElementRegister::GetInstance()->MakeUniqueId(); 67 } 68 return previewImageId_.value(); 69 } 70 GetMediaColumnId()71 int32_t GetMediaColumnId() 72 { 73 if (!mediaColumnId_.has_value()) { 74 mediaColumnId_ = ElementRegister::GetInstance()->MakeUniqueId(); 75 } 76 return mediaColumnId_.value(); 77 } 78 79 // Get the preview image node, please check null first. GetPreviewImage()80 RefPtr<UINode> GetPreviewImage() 81 { 82 // If the index >= size, it will return null. 83 return GetChildAtIndex(PREVIEW_IMAGE_INDEX); 84 } 85 86 // Get the controller row node, please check null first. GetControllerRow()87 RefPtr<UINode> GetControllerRow() 88 { 89 // If the index >= size, it will return null. 90 return GetChildAtIndex(CONTROLLER_ROW_INDEX); 91 } 92 GetMediaColumn()93 RefPtr<UINode> GetMediaColumn() 94 { 95 return GetChildAtIndex(MEDIA_COLUMN_INDEX); 96 } 97 98 static RefPtr<VideoNode> GetOrCreateVideoNode( 99 const std::string& tag, int32_t nodeId, const std::function<RefPtr<Pattern>(void)>& patternCreator); 100 101 private: 102 std::optional<int32_t> previewImageId_; 103 std::optional<int32_t> controllerRowId_; 104 std::optional<int32_t> mediaColumnId_; 105 }; 106 } // namespace OHOS::Ace::NG 107 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_VIDEO_VIDEO_NODE_H 108