1 /*
2  * Copyright (c) 2021-2022 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_TRANSFORM_ROSEN_RENDER_TRANSFORM_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TRANSFORM_ROSEN_RENDER_TRANSFORM_H
18 
19 #include "core/components/transform/render_transform.h"
20 #include "core/pipeline/base/rosen_render_context.h"
21 
22 namespace OHOS::Ace {
23 
24 class RosenRenderTransform final : public RenderTransform {
25     DECLARE_ACE_TYPE(RosenRenderTransform, RenderTransform);
26 
27 public:
28     RosenRenderTransform() = default;
29     ~RosenRenderTransform() override = default;
30 
31     void Update(const RefPtr<Component>& component) override;
32     static void SyncTransformToRsNode(const std::shared_ptr<RSNode>& rsNode, const Matrix4& transformMatrix);
33     void SyncOriginToRsNode(const std::shared_ptr<RSNode>& rsNode);
34 
HasGeometryProperties()35     bool HasGeometryProperties() const override
36     {
37         return true;
38     }
39     void SyncGeometryProperties() override;
40 
41     void OnAttachContext() override;
42     bool HasEffectiveTransform() const override;
43 
44     Point GetTransformPoint(const Point& point) override;
45     Rect GetTransformRect(const Rect& rect) override;
46 
47     void UpdateTransformLayer() override;
48 
49     void Mirror(const Offset& center, const Offset& global) override;
50 
51     void PerformLayout() override;
52 
SetPendingAppearingTransition()53     void SetPendingAppearingTransition() override
54     {
55         pendingAppearingTransition_ = true;
56     }
57 
SetPendingUpdateTransformLayer()58     void SetPendingUpdateTransformLayer() override
59     {
60         pendingUpdateTransformLayer_ = true;
61     }
62 
63 protected:
64     void OnRSTransition(TransitionType type) override;
65 
66 private:
67     Matrix4 GetEffectiveTransform(const Offset& offset);
68     bool CheckNeedPaint() const;
69     double ConvertDimensionToScaleBySize(const Dimension& dimension, double size);
70 
71     Matrix4 previousTransformMatrix_;
72 
73     bool pendingAppearingTransition_ = false;
74     bool pendingUpdateTransformLayer_ = false;
75     bool firstUpdateTransform_ = true;
76 };
77 
78 } // namespace OHOS::Ace
79 
80 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TRANSFORM_FLUTTER_RENDER_TRANSFORM_H
81