1 /*
2  * Copyright 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <memory>
20 
21 #include <compositionengine/Layer.h>
22 #include <compositionengine/impl/LayerCompositionState.h>
23 #include <utils/RefBase.h>
24 #include <utils/StrongPointer.h>
25 
26 namespace android::compositionengine {
27 
28 class CompositionEngine;
29 class LayerFE;
30 
31 struct LayerCreationArgs;
32 
33 namespace impl {
34 
35 class Display;
36 
37 class Layer : public compositionengine::Layer {
38 public:
39     Layer(const CompositionEngine&, compositionengine::LayerCreationArgs&&);
40     ~Layer() override;
41 
42     sp<LayerFE> getLayerFE() const override;
43 
44     const LayerCompositionState& getState() const override;
45     LayerCompositionState& editState() override;
46 
47     void dump(std::string& result) const override;
48 
49 private:
50     const compositionengine::CompositionEngine& mCompositionEngine;
51     const wp<LayerFE> mLayerFE;
52 
53     LayerCompositionState mState;
54 };
55 
56 std::shared_ptr<compositionengine::Layer> createLayer(const compositionengine::CompositionEngine&,
57                                                       compositionengine::LayerCreationArgs&&);
58 
59 } // namespace impl
60 } // namespace android::compositionengine
61