ce722bdb50
This takes advantage of the touchscreen gesture nodes exposed by Oplus touchscreen drivers. Change-Id: I5a43b8f922a8d1c940e367d22d377b7161913d3a
77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
/*
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* Copyright (C) 2022 The LineageOS Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "vendor.lineage.touch@1.0-service.oplus"
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#include <android-base/file.h>
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#include <android-base/strings.h>
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#include <touch/oplus/TouchscreenGesture.h>
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#include "touch/oplus/TouchscreenGestureConfig.h"
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using ::android::base::ReadFileToString;
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using ::android::base::Trim;
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using ::android::base::WriteStringToFile;
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namespace {
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constexpr const char* kGestureEnableIndepPath = "/proc/touchpanel/double_tap_enable_indep";
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} // anonymous namespace
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namespace vendor {
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namespace lineage {
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namespace touch {
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namespace V1_0 {
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namespace implementation {
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Return<void> TouchscreenGesture::getSupportedGestures(getSupportedGestures_cb resultCb) {
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std::vector<Gesture> gestures;
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for (const auto& [id, name] : kGestureNames) {
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if (kSupportedGestures & (1 << id)) {
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gestures.push_back({static_cast<int>(gestures.size()), name, kGestureStartKey + id});
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}
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}
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resultCb(gestures);
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return Void();
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}
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Return<bool> TouchscreenGesture::setGestureEnabled(const Gesture& gesture, bool enabled) {
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std::string tmp;
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int contents = 0;
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if (ReadFileToString(kGestureEnableIndepPath, &tmp)) {
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contents = std::stoi(Trim(tmp), nullptr, 16);
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}
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if (enabled) {
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contents |= (1 << (gesture.keycode - kGestureStartKey));
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} else {
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contents &= ~(1 << (gesture.keycode - kGestureStartKey));
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}
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return WriteStringToFile(std::to_string(contents), kGestureEnableIndepPath, true);
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace touch
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} // namespace lineage
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} // namespace vendor
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