1 /*
2  * Copyright (c) 2021-2022 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 #include "processing_pad_device.h"
17 
18 #undef MMI_LOG_TAG
19 #define MMI_LOG_TAG "ProcessingPadDevice"
20 
21 namespace OHOS {
22 namespace MMI {
TransformJsonDataToInputData(const DeviceItem & fingerEventArrays,InputEventArray & inputEventArray)23 int32_t ProcessingPadDevice::TransformJsonDataToInputData(const DeviceItem& fingerEventArrays,
24     InputEventArray& inputEventArray)
25 {
26     CALL_DEBUG_ENTER;
27     std::vector<DeviceEvent> inputData = fingerEventArrays.events;
28     if (inputData.empty()) {
29         MMI_HILOGE("Manage finger array failed, inputData is empty.");
30         return RET_ERR;
31     }
32     std::vector<PadEvent> padEventArray;
33     if (AnalysisPadEvent(inputData, padEventArray) == RET_ERR) {
34         return RET_ERR;
35     }
36     TransformPadEventToInputEvent(padEventArray, inputEventArray);
37     return RET_OK;
38 }
39 
TransformPadEventToInputEvent(const std::vector<PadEvent> & padEventArray,InputEventArray & inputEventArray)40 void ProcessingPadDevice::TransformPadEventToInputEvent(const std::vector<PadEvent>& padEventArray,
41                                                         InputEventArray& inputEventArray)
42 {
43     for (const auto &item : padEventArray) {
44         if (item.eventType == "KEY_EVENT_PRESS") {
45             TransformKeyPressEvent(item, inputEventArray);
46         } else if (item.eventType == "KEY_EVENT_RELEASE") {
47             TransformKeyReleaseEvent(item, inputEventArray);
48         } else if (item.eventType == "KEY_EVENT_CLICK") {
49             TransformKeyClickEvent(item, inputEventArray);
50         } else if (item.eventType == "RING_EVENT") {
51             TransformRingEvent(item, inputEventArray);
52         } else {
53             MMI_HILOGW("Json file format error");
54         }
55     }
56 }
57 
AnalysisPadEvent(const std::vector<DeviceEvent> & inputData,std::vector<PadEvent> & padEventArray)58 int32_t ProcessingPadDevice::AnalysisPadEvent(const std::vector<DeviceEvent>& inputData,
59     std::vector<PadEvent>& padEventArray)
60 {
61     PadEvent padEvent = {};
62     for (const auto &item : inputData) {
63         padEvent.eventType = item.eventType;
64         padEvent.keyValue = item.keyValue;
65         if (item.ringEvents.empty()) {
66             padEvent.ringEvents = item.ringEvents;
67         }
68         padEventArray.push_back(padEvent);
69     }
70     return RET_OK;
71 }
72 
TransformKeyPressEvent(const PadEvent & padEvent,InputEventArray & inputEventArray)73 void ProcessingPadDevice::TransformKeyPressEvent(const PadEvent& padEvent, InputEventArray& inputEventArray)
74 {
75     SetKeyPressEvent(inputEventArray, 0, static_cast<uint16_t>(padEvent.keyValue));
76     SetAbsMisc(inputEventArray, 0, 1);
77     SetSynReport(inputEventArray);
78 }
79 
TransformKeyReleaseEvent(const PadEvent & padEvent,InputEventArray & inputEventArray)80 void ProcessingPadDevice::TransformKeyReleaseEvent(const PadEvent& padEvent, InputEventArray& inputEventArray)
81 {
82     SetKeyReleaseEvent(inputEventArray, 0, static_cast<uint16_t>(padEvent.keyValue));
83     SetAbsMisc(inputEventArray, 0, 0);
84     SetSynReport(inputEventArray);
85 }
86 
TransformKeyClickEvent(const PadEvent & padEvent,InputEventArray & inputEventArray)87 void ProcessingPadDevice::TransformKeyClickEvent(const PadEvent& padEvent, InputEventArray& inputEventArray)
88 {
89     SetKeyPressEvent(inputEventArray, 0, static_cast<uint16_t>(padEvent.keyValue));
90     SetAbsMisc(inputEventArray, 0, 1);
91     SetSynReport(inputEventArray);
92     SetKeyReleaseEvent(inputEventArray, 0, static_cast<uint16_t>(padEvent.keyValue));
93     SetAbsMisc(inputEventArray, 0, 0);
94     SetSynReport(inputEventArray);
95 }
96 
TransformRingEvent(const PadEvent & padEvent,InputEventArray & inputEventArray)97 void ProcessingPadDevice::TransformRingEvent(const PadEvent& padEvent, InputEventArray& inputEventArray)
98 {
99     uint64_t eventCount = static_cast<uint64_t>(padEvent.ringEvents.size());
100     for (uint64_t i = 0; i < eventCount; i++) {
101         SetEvAbsWheel(inputEventArray, 0, padEvent.ringEvents[i]);
102         if (i == 0) {
103             SetAbsMisc(inputEventArray, 0, 1);
104         } else if (i == (eventCount - 1)) {
105             SetAbsMisc(inputEventArray, 0, 0);
106         } else {
107             // nothing to do.
108         }
109         SetSynReport(inputEventArray);
110     }
111 }
112 } // namespace MMI
113 } // namespace OHOS