1 /*
2  * Copyright (c) 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 OHOS_DISTRIBUTED_DATA_SERVICE_MATRIX_MATRIX_EVENT_H
17 #define OHOS_DISTRIBUTED_DATA_SERVICE_MATRIX_MATRIX_EVENT_H
18 #include <string>
19 
20 #include "eventcenter/event.h"
21 #include "utils/ref_count.h"
22 #include "visibility.h"
23 namespace OHOS::DistributedData {
24 class API_EXPORT MatrixEvent : public Event {
25 public:
26     struct MatrixData {
27         static constexpr uint16_t INVALID_LEVEL = 0xFFFF;
28         static constexpr uint32_t INVALID_VALUE = 0xFFFFFFFF;
29         static constexpr uint16_t INVALID_LENGTH = 0;
30         uint16_t dynamic = INVALID_LEVEL;
31         uint16_t statics = INVALID_LEVEL;
32         uint32_t switches = INVALID_VALUE;
33         uint16_t switchesLen = INVALID_LENGTH;
34         bool IsValid() const;
35     };
36     MatrixEvent(int32_t evtId, const std::string &device, const MatrixData &data);
37     ~MatrixEvent() = default;
38     MatrixData GetMatrixData() const;
39     std::string GetDeviceId() const;
40     void SetRefCount(RefCount refCount);
41     RefCount StealRefCount() const;
42     bool Equals(const Event &event) const override;
43 
44 private:
45     MatrixData data_;
46     std::string deviceId_;
47     mutable RefCount refCount_;
48 };
49 } // namespace OHOS::DistributedData
50 #endif // OHOS_DISTRIBUTED_DATA_SERVICE_MATRIX_MATRIX_EVENT_H
51