1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #define LOG_TAG "InputClassifierHAL" 18 19 #include "InputClassifier.h" 20 #include <inttypes.h> 21 #include <log/log.h> 22 #include <utils/Timers.h> 23 24 using namespace android::hardware::input::common::V1_0; 25 26 namespace android { 27 namespace hardware { 28 namespace input { 29 namespace classifier { 30 namespace V1_0 { 31 namespace implementation { 32 33 // Methods from ::android::hardware::input::classifier::V1_0::IInputClassifier follow. classify(const MotionEvent &)34Return<Classification> InputClassifier::classify(const MotionEvent& /*event*/) { 35 /** 36 * The touchscreen data is highly device-dependent. 37 * As a result, the implementation of this method will likely be hardware-specific. 38 * Here we just report gesture as not having any classification, which means that the 39 * default action will be taken in the framework. 40 * This is equivalent to not having the InputClassifier HAL at all. 41 */ 42 return Classification::NONE; 43 } 44 reset()45Return<void> InputClassifier::reset() { 46 // We don't have any internal state, so no work needed here. 47 return Void(); 48 } 49 resetDevice(int32_t)50Return<void> InputClassifier::resetDevice(int32_t /*deviceId*/) { 51 // We don't have any internal per-device state, so no work needed here. 52 return Void(); 53 } 54 55 } // namespace implementation 56 } // namespace V1_0 57 } // namespace classifier 58 } // namespace input 59 } // namespace hardware 60 } // namespace android 61