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 VIRTUAL_TOUCHSCREEN_H
17 #define VIRTUAL_TOUCHSCREEN_H
18 
19 #include <vector>
20 
21 #include "virtual_device.h"
22 
23 namespace OHOS {
24 namespace Msdp {
25 namespace DeviceStatus {
26 class VirtualTouchScreen final : public VirtualDevice {
27 public:
28     static std::shared_ptr<VirtualTouchScreen> GetDevice();
29     ~VirtualTouchScreen() = default;
30     DISALLOW_COPY_AND_MOVE(VirtualTouchScreen);
31 
32     int32_t DownButton(int32_t slot, int32_t x, int32_t y);
33     int32_t UpButton(int32_t slot);
34     int32_t Move(int32_t slot, int32_t dx, int32_t dy);
35     int32_t MoveTo(int32_t slot, int32_t x, int32_t y);
36     void SendTouchEvent();
37 
38 private:
39     struct Slot {
40         bool active { false };
41         Coordinate coord {};
42     };
43 
44 public:
45     explicit VirtualTouchScreen(const std::string &name);
46     void QueryScreenSize();
47 
48 private:
49     static std::shared_ptr<VirtualTouchScreen> device_;
50     std::vector<Slot> slots_;
51     int32_t screenWidth_ { std::numeric_limits<int32_t>::max() };
52     int32_t screenHeight_ { std::numeric_limits<int32_t>::max() };
53 };
54 } // namespace DeviceStatus
55 } // namespace Msdp
56 } // namespace OHOS
57 #endif // VIRTUAL_TOUCHSCREEN_H