| Prabir Pradhan | baa5c82 | 2019-08-30 15:27:05 -0700 | [diff] [blame] | 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 | #include "SingleTouchInputMapper.h" |
| 18 | |
| 19 | namespace android { |
| 20 | |
| 21 | SingleTouchInputMapper::SingleTouchInputMapper(InputDevice* device) : TouchInputMapper(device) {} |
| 22 | |
| 23 | SingleTouchInputMapper::~SingleTouchInputMapper() {} |
| 24 | |
| 25 | void SingleTouchInputMapper::reset(nsecs_t when) { |
| 26 | mSingleTouchMotionAccumulator.reset(getDevice()); |
| 27 | |
| 28 | TouchInputMapper::reset(when); |
| 29 | } |
| 30 | |
| 31 | void SingleTouchInputMapper::process(const RawEvent* rawEvent) { |
| 32 | TouchInputMapper::process(rawEvent); |
| 33 | |
| 34 | mSingleTouchMotionAccumulator.process(rawEvent); |
| 35 | } |
| 36 | |
| 37 | void SingleTouchInputMapper::syncTouch(nsecs_t when, RawState* outState) { |
| 38 | if (mTouchButtonAccumulator.isToolActive()) { |
| 39 | outState->rawPointerData.pointerCount = 1; |
| 40 | outState->rawPointerData.idToIndex[0] = 0; |
| 41 | |
| 42 | bool isHovering = mTouchButtonAccumulator.getToolType() != AMOTION_EVENT_TOOL_TYPE_MOUSE && |
| 43 | (mTouchButtonAccumulator.isHovering() || |
| 44 | (mRawPointerAxes.pressure.valid && |
| 45 | mSingleTouchMotionAccumulator.getAbsolutePressure() <= 0)); |
| 46 | outState->rawPointerData.markIdBit(0, isHovering); |
| 47 | |
| 48 | RawPointerData::Pointer& outPointer = outState->rawPointerData.pointers[0]; |
| 49 | outPointer.id = 0; |
| 50 | outPointer.x = mSingleTouchMotionAccumulator.getAbsoluteX(); |
| 51 | outPointer.y = mSingleTouchMotionAccumulator.getAbsoluteY(); |
| 52 | outPointer.pressure = mSingleTouchMotionAccumulator.getAbsolutePressure(); |
| 53 | outPointer.touchMajor = 0; |
| 54 | outPointer.touchMinor = 0; |
| 55 | outPointer.toolMajor = mSingleTouchMotionAccumulator.getAbsoluteToolWidth(); |
| 56 | outPointer.toolMinor = mSingleTouchMotionAccumulator.getAbsoluteToolWidth(); |
| 57 | outPointer.orientation = 0; |
| 58 | outPointer.distance = mSingleTouchMotionAccumulator.getAbsoluteDistance(); |
| 59 | outPointer.tiltX = mSingleTouchMotionAccumulator.getAbsoluteTiltX(); |
| 60 | outPointer.tiltY = mSingleTouchMotionAccumulator.getAbsoluteTiltY(); |
| 61 | outPointer.toolType = mTouchButtonAccumulator.getToolType(); |
| 62 | if (outPointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 63 | outPointer.toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 64 | } |
| 65 | outPointer.isHovering = isHovering; |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | void SingleTouchInputMapper::configureRawPointerAxes() { |
| 70 | TouchInputMapper::configureRawPointerAxes(); |
| 71 | |
| 72 | getAbsoluteAxisInfo(ABS_X, &mRawPointerAxes.x); |
| 73 | getAbsoluteAxisInfo(ABS_Y, &mRawPointerAxes.y); |
| 74 | getAbsoluteAxisInfo(ABS_PRESSURE, &mRawPointerAxes.pressure); |
| 75 | getAbsoluteAxisInfo(ABS_TOOL_WIDTH, &mRawPointerAxes.toolMajor); |
| 76 | getAbsoluteAxisInfo(ABS_DISTANCE, &mRawPointerAxes.distance); |
| 77 | getAbsoluteAxisInfo(ABS_TILT_X, &mRawPointerAxes.tiltX); |
| 78 | getAbsoluteAxisInfo(ABS_TILT_Y, &mRawPointerAxes.tiltY); |
| 79 | } |
| 80 | |
| 81 | bool SingleTouchInputMapper::hasStylus() const { |
| 82 | return mTouchButtonAccumulator.hasStylus(); |
| 83 | } |
| 84 | |
| 85 | } // namespace android |