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 "hdf_device_event_dispatch.h"
17
18 #include <memory>
19
20 #include "mmi_log.h"
21 #include "virtual_touch_screen.h"
22
23 using namespace OHOS::HiviewDFX;
24 namespace OHOS {
25 namespace MMI {
26 namespace {
27 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = { LOG_CORE, MMI_LOG_DOMAIN, "HdfDeviceEventDispatch" };
28 } // namespace
29 std::unique_ptr<VirtualTouchScreen> g_pTouchScreen = nullptr;
30 InjectThread HdfDeviceEventDispatch::injectThread_;
31
HdfDeviceEventDispatch(const uint32_t maxX,const uint32_t maxY)32 HdfDeviceEventDispatch::HdfDeviceEventDispatch(const uint32_t maxX, const uint32_t maxY)
33 {
34 g_pTouchScreen = std::make_unique<VirtualTouchScreen>(maxX, maxY);
35 g_pTouchScreen->SetUp();
36 }
37
~HdfDeviceEventDispatch()38 HdfDeviceEventDispatch::~HdfDeviceEventDispatch() {}
39
EventPkgCallback(const std::vector<EventPackage> & pkgs,uint32_t devIndex)40 int32_t HdfDeviceEventDispatch::EventPkgCallback(const std::vector<EventPackage> &pkgs, uint32_t devIndex)
41 {
42 if (pkgs.empty()) {
43 MMI_HILOGE("The pkgs is empty");
44 return HDF_FAILURE;
45 }
46
47 for (const auto &item : pkgs) {
48 if ((item.type == 0) && (item.code == 0) && (item.value == 0)) {
49 InjectInputEvent injectInputSync = { injectThread_.TOUCH_SCREEN_DEVICE_ID, 0, SYN_MT_REPORT, 0 };
50 injectThread_.WaitFunc(injectInputSync);
51 }
52 InjectInputEvent injectInputEvent = {
53 injectThread_.TOUCH_SCREEN_DEVICE_ID,
54 item.type,
55 item.code,
56 item.value
57 };
58 injectThread_.WaitFunc(injectInputEvent);
59 }
60 return HDF_SUCCESS;
61 }
62
HotPlugCallback(const HotPlugEvent & event)63 int32_t HdfDeviceEventDispatch::HotPlugCallback(const HotPlugEvent &event)
64 {
65 return HDF_SUCCESS;
66 }
67 } // namespace MMI
68 } // namespace OHOS