1 /* 2 * Copyright (c) 2022 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_PATTERN_LINEAR_LAYOUT_PATTERN_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_LINEAR_LAYOUT_PATTERN_H 18 19 #include "base/log/dump_log.h" 20 #include "base/utils/noncopyable.h" 21 #include "core/components/common/layout/constants.h" 22 #include "core/components_ng/pattern/linear_layout/linear_layout_algorithm.h" 23 #include "core/components_ng/pattern/linear_layout/linear_layout_property.h" 24 #include "core/components_ng/pattern/pattern.h" 25 26 namespace OHOS::Ace::NG { 27 // PagePattern is the base class for page render node. 28 class LinearLayoutPattern : virtual public Pattern { 29 DECLARE_ACE_TYPE(LinearLayoutPattern, Pattern); 30 31 public: LinearLayoutPattern(bool isVertical)32 explicit LinearLayoutPattern(bool isVertical) : isVertical_(isVertical) {}; 33 ~LinearLayoutPattern() override = default; 34 IsAtomicNode()35 bool IsAtomicNode() const override 36 { 37 return false; 38 } 39 IsNeedPercent()40 bool IsNeedPercent() const override 41 { 42 return true; 43 } 44 CreateLayoutProperty()45 RefPtr<LayoutProperty> CreateLayoutProperty() override 46 { 47 return MakeRefPtr<LinearLayoutProperty>(isVertical_); 48 } 49 CreateLayoutAlgorithm()50 RefPtr<LayoutAlgorithm> CreateLayoutAlgorithm() override 51 { 52 return MakeRefPtr<LinearLayoutAlgorithm>(); 53 } 54 GetFocusPattern()55 FocusPattern GetFocusPattern() const override 56 { 57 return { FocusType::SCOPE, true }; 58 } 59 GetScopeFocusAlgorithm()60 ScopeFocusAlgorithm GetScopeFocusAlgorithm() override 61 { 62 return { isVertical_, true, ScopeType::FLEX }; 63 } 64 GetIsVertical()65 bool GetIsVertical() const 66 { 67 return isVertical_; 68 } 69 SetFlexMeasureResult(FlexMeasureResult measureResult,uintptr_t addr)70 void SetFlexMeasureResult(FlexMeasureResult measureResult, uintptr_t addr) 71 { 72 measureResult_ = measureResult; 73 measuredAddress_ = addr; 74 } 75 GetFlexMeasureResult()76 FlexMeasureResult GetFlexMeasureResult() 77 { 78 return measureResult_; 79 } 80 SetFlexLayoutResult(FlexLayoutResult layoutResult,uintptr_t addr)81 void SetFlexLayoutResult(FlexLayoutResult layoutResult, uintptr_t addr) 82 { 83 layoutResult_ = layoutResult; 84 layoutedAddress_ = addr; 85 } 86 GetMeasureLayoutPaired()87 bool GetMeasureLayoutPaired() 88 { 89 return (measuredAddress_ && layoutedAddress_ && (measuredAddress_.value() == layoutedAddress_.value())); 90 } 91 DumpInfo()92 void DumpInfo() override 93 { 94 DumpLog::GetInstance().AddDesc(std::string("FlexMeasureLayoutPaired: ") 95 .append(std::to_string(static_cast<int>(GetMeasureLayoutPaired())).c_str())); 96 DumpLog::GetInstance().AddDesc(std::string("FlexFrontSpace: ") 97 .append(std::to_string(layoutResult_.frontSpace).c_str()) 98 .append(std::string(" FlexBetweenSpace: ")) 99 .append(std::to_string(layoutResult_.betweenSpace).c_str())); 100 auto host = GetHost(); 101 CHECK_NULL_VOID(host); 102 auto layoutProperty = DynamicCast<LinearLayoutProperty>(host->GetLayoutProperty()); 103 CHECK_NULL_VOID(layoutProperty); 104 auto space = layoutProperty->GetSpace(); 105 if (space.has_value()) { 106 DumpLog::GetInstance().AddDesc(std::string("space: ").append(space.value().ToString().c_str())); 107 } 108 } 109 DumpSimplifyInfo(std::shared_ptr<JsonValue> & json)110 void DumpSimplifyInfo(std::shared_ptr<JsonValue>& json) override 111 { 112 json->Put("FlexMeasureLayoutPaired", GetMeasureLayoutPaired()); 113 json->Put("FlexFrontSpace", static_cast<double>(layoutResult_.frontSpace)); 114 json->Put("FlexBetweenSpace", static_cast<double>(layoutResult_.betweenSpace)); 115 } 116 117 private: 118 bool isVertical_ = false; 119 FlexMeasureResult measureResult_; 120 FlexLayoutResult layoutResult_; 121 std::optional<uintptr_t> measuredAddress_; 122 std::optional<uintptr_t> layoutedAddress_; 123 124 ACE_DISALLOW_COPY_AND_MOVE(LinearLayoutPattern); 125 }; 126 } // namespace OHOS::Ace::NG 127 128 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_LINEAR_LAYOUT_PATTERN_H 129