1 /*
2  * Copyright (C) 2015 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 #ifndef ANDROID_HWUI_LAYER_UPDATE_QUEUE_H
18 #define ANDROID_HWUI_LAYER_UPDATE_QUEUE_H
19 
20 #include <utils/StrongPointer.h>
21 #include "Rect.h"
22 #include "RenderNode.h"
23 #include "utils/Macros.h"
24 
25 #include <unordered_map>
26 #include <vector>
27 
28 namespace android {
29 namespace uirenderer {
30 
31 class RenderNode;
32 
33 class LayerUpdateQueue {
34     PREVENT_COPY_AND_ASSIGN(LayerUpdateQueue);
35 
36 public:
37     struct Entry {
EntryEntry38         Entry(RenderNode* renderNode, const Rect& damage)
39                 : renderNode(renderNode), damage(damage) {}
40         sp<RenderNode> renderNode;
41         Rect damage;
42     };
43 
LayerUpdateQueue()44     LayerUpdateQueue() {}
45     void enqueueLayerWithDamage(RenderNode* renderNode, Rect dirty);
46     void clear();
entries()47     const std::vector<Entry>& entries() const { return mEntries; }
48 
49 private:
50     std::vector<Entry> mEntries;
51 };
52 
53 }  // namespace uirenderer
54 }  // namespace android
55 
56 #endif  // ANDROID_HWUI_LAYER_UPDATE_QUEUE_H
57