| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "SingleTouchMotionAccumulator.h" |
| |
| #include "EventHub.h" |
| #include "InputDevice.h" |
| |
| namespace android { |
| |
| SingleTouchMotionAccumulator::SingleTouchMotionAccumulator() { |
| clearAbsoluteAxes(); |
| } |
| |
| void SingleTouchMotionAccumulator::reset(InputDeviceContext& deviceContext) { |
| mAbsX = deviceContext.getAbsoluteAxisValue(ABS_X); |
| mAbsY = deviceContext.getAbsoluteAxisValue(ABS_Y); |
| mAbsPressure = deviceContext.getAbsoluteAxisValue(ABS_PRESSURE); |
| mAbsToolWidth = deviceContext.getAbsoluteAxisValue(ABS_TOOL_WIDTH); |
| mAbsDistance = deviceContext.getAbsoluteAxisValue(ABS_DISTANCE); |
| mAbsTiltX = deviceContext.getAbsoluteAxisValue(ABS_TILT_X); |
| mAbsTiltY = deviceContext.getAbsoluteAxisValue(ABS_TILT_Y); |
| } |
| |
| void SingleTouchMotionAccumulator::clearAbsoluteAxes() { |
| mAbsX = 0; |
| mAbsY = 0; |
| mAbsPressure = 0; |
| mAbsToolWidth = 0; |
| mAbsDistance = 0; |
| mAbsTiltX = 0; |
| mAbsTiltY = 0; |
| } |
| |
| void SingleTouchMotionAccumulator::process(const RawEvent* rawEvent) { |
| if (rawEvent->type == EV_ABS) { |
| switch (rawEvent->code) { |
| case ABS_X: |
| mAbsX = rawEvent->value; |
| break; |
| case ABS_Y: |
| mAbsY = rawEvent->value; |
| break; |
| case ABS_PRESSURE: |
| mAbsPressure = rawEvent->value; |
| break; |
| case ABS_TOOL_WIDTH: |
| mAbsToolWidth = rawEvent->value; |
| break; |
| case ABS_DISTANCE: |
| mAbsDistance = rawEvent->value; |
| break; |
| case ABS_TILT_X: |
| mAbsTiltX = rawEvent->value; |
| break; |
| case ABS_TILT_Y: |
| mAbsTiltY = rawEvent->value; |
| break; |
| } |
| } |
| } |
| |
| } // namespace android |