1 /*
2  * Copyright 2021 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 <binder/Parcel.h>
20 #include <binder/Parcelable.h>
21 #include <ui/LogicalDisplayId.h>
22 #include <ui/Transform.h>
23 
24 namespace android::gui {
25 
26 /*
27  * Describes information about a display that can have windows in it.
28  *
29  * This should only be used by InputFlinger to support raw coordinates in logical display space.
30  */
31 struct DisplayInfo : public Parcelable {
32     ui::LogicalDisplayId displayId = ui::LogicalDisplayId::INVALID;
33 
34     // Logical display dimensions.
35     int32_t logicalWidth = 0;
36     int32_t logicalHeight = 0;
37 
38     // The display transform. This takes display coordinates to logical display coordinates.
39     ui::Transform transform;
40 
41     status_t writeToParcel(android::Parcel*) const override;
42 
43     status_t readFromParcel(const android::Parcel*) override;
44 
45     void dump(std::string& result, const char* prefix = "") const;
46 };
47 
48 } // namespace android::gui