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_PATTERN_MARQUEE_PAINT_PROPERTY_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_MARQUEE_PAINT_PROPERTY_H 18 19 #include "base/geometry/dimension.h" 20 #include "base/utils/macros.h" 21 #include "core/components/common/layout/constants.h" 22 #include "core/components_ng/base/inspector_filter.h" 23 #include "core/components_ng/render/paint_property.h" 24 25 namespace OHOS::Ace::NG { 26 constexpr Dimension DEFAULT_MARQUEE_SCROLL_AMOUNT = 6.0_vp; 27 class ACE_EXPORT MarqueePaintProperty : public PaintProperty { 28 DECLARE_ACE_TYPE(MarqueePaintProperty, PaintProperty); 29 30 public: 31 MarqueePaintProperty() = default; 32 33 ~MarqueePaintProperty() override = default; 34 Clone()35 RefPtr<PaintProperty> Clone() const override 36 { 37 auto value = MakeRefPtr<MarqueePaintProperty>(); 38 value->PaintProperty::UpdatePaintProperty(this); 39 value->propPlayerStatus_ = ClonePlayerStatus(); 40 value->propScrollAmount_ = CloneScrollAmount(); 41 value->propDirection_ = CloneDirection(); 42 value->propLoop_ = CloneLoop(); 43 return value; 44 } 45 Reset()46 void Reset() override 47 { 48 PaintProperty::Reset(); 49 ResetPlayerStatus(); 50 ResetScrollAmount(); 51 ResetDirection(); 52 ResetLoop(); 53 } 54 ToJsonValue(std::unique_ptr<JsonValue> & json,const InspectorFilter & filter)55 void ToJsonValue(std::unique_ptr<JsonValue>& json, const InspectorFilter& filter) const override 56 { 57 PaintProperty::ToJsonValue(json, filter); 58 /* no fixed attr below, just return */ 59 if (filter.IsFastFilter()) { 60 return; 61 } 62 json->PutExtAttr("step", 63 std::to_string(propScrollAmount_.value_or(DEFAULT_MARQUEE_SCROLL_AMOUNT.ConvertToPx())).c_str(), filter); 64 json->PutExtAttr("loop", std::to_string(propLoop_.value_or(-1)).c_str(), filter); 65 json->PutExtAttr("start", propPlayerStatus_.value_or(true) ? "true" : "false", filter); 66 json->PutExtAttr("fromStart", 67 propDirection_.value_or(MarqueeDirection::RIGHT) == MarqueeDirection::LEFT ? "true" : "false", filter); 68 } 69 ACE_DEFINE_PROPERTY_ITEM_WITHOUT_GROUP(PlayerStatus, bool, PROPERTY_UPDATE_MEASURE); 70 ACE_DEFINE_PROPERTY_ITEM_WITHOUT_GROUP(ScrollAmount, double, PROPERTY_UPDATE_MEASURE); 71 ACE_DEFINE_PROPERTY_ITEM_WITHOUT_GROUP(Loop, int32_t, PROPERTY_UPDATE_MEASURE); 72 ACE_DEFINE_PROPERTY_ITEM_WITHOUT_GROUP(Direction, MarqueeDirection, PROPERTY_UPDATE_MEASURE); 73 74 private: 75 ACE_DISALLOW_COPY_AND_MOVE(MarqueePaintProperty); 76 }; 77 } // namespace OHOS::Ace::NG 78 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_MARQUEE_PAINT_PROPERTY_H 79