1 /*
2  * Copyright (c) 2024 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 "gesturesense_wrapper.h"
17 
18 #include <dlfcn.h>
19 
20 #include "define_multimodal.h"
21 #include "pointer_event.h"
22 
23 #undef MMI_LOG_TAG
24 #define MMI_LOG_TAG "GesturesenseWrapper"
25 
26 namespace OHOS {
27 namespace MMI {
28 namespace {
29 const std::string GESTURESENSE_WRAPPER_PATH { "libgesture.z.so" };
30 } // namespace
31 
GesturesenseWrapper()32 GesturesenseWrapper::GesturesenseWrapper() {}
33 
~GesturesenseWrapper()34 GesturesenseWrapper::~GesturesenseWrapper()
35 {
36     CALL_INFO_TRACE;
37     CHKPV(gesturesenseWrapperHandle_);
38     dlclose(gesturesenseWrapperHandle_);
39     gesturesenseWrapperHandle_ = nullptr;
40 }
41 
InitGestureSenseWrapper()42 void GesturesenseWrapper::InitGestureSenseWrapper()
43 {
44     CALL_INFO_TRACE;
45     gesturesenseWrapperHandle_ = dlopen(GESTURESENSE_WRAPPER_PATH.c_str(), RTLD_NOW);
46     if (gesturesenseWrapperHandle_ == nullptr) {
47         MMI_HILOGE("libgesture.z.so was not loaded, path:%{private}s, error:%{public}s",
48             GESTURESENSE_WRAPPER_PATH.c_str(), dlerror());
49         goto fail;
50         return;
51     }
52     touchUp_ = (TOUCH_UP)dlsym(gesturesenseWrapperHandle_, "TouchUp");
53     if (touchUp_ == nullptr) {
54         MMI_HILOGE("Gesturesense wrapper symbol failed, touchUp_ error:%{public}s", dlerror());
55         goto fail;
56         return;
57     }
58     getBoundingSquareness_ = (GET_BOUNDING_SQUARENESS)dlsym(gesturesenseWrapperHandle_, "GetBoundingSquareness");
59     if (getBoundingSquareness_ == nullptr) {
60         MMI_HILOGE("Gesturesense wrapper symbol failed, getBoundingSquareness_ error:%{public}s", dlerror());
61         goto fail;
62         return;
63     }
64     MMI_HILOGI("Gesturesense wrapper init success");
65     return;
66 fail:
67     dlclose(gesturesenseWrapperHandle_);
68 }
69 } // namespace MMI
70 } // namespace OHOS