87 lines
3.4 KiB
C++
87 lines
3.4 KiB
C++
/*
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* Copyright (C) 2019 The Android Open Source 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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#include "SingleTouchInputMapper.h"
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namespace android {
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SingleTouchInputMapper::SingleTouchInputMapper(InputDeviceContext& deviceContext)
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: TouchInputMapper(deviceContext) {}
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SingleTouchInputMapper::~SingleTouchInputMapper() {}
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void SingleTouchInputMapper::reset(nsecs_t when) {
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mSingleTouchMotionAccumulator.reset(getDeviceContext());
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TouchInputMapper::reset(when);
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}
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void SingleTouchInputMapper::process(const RawEvent* rawEvent) {
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TouchInputMapper::process(rawEvent);
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mSingleTouchMotionAccumulator.process(rawEvent);
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}
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void SingleTouchInputMapper::syncTouch(nsecs_t when, RawState* outState) {
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if (mTouchButtonAccumulator.isToolActive()) {
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outState->rawPointerData.pointerCount = 1;
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outState->rawPointerData.idToIndex[0] = 0;
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bool isHovering = mTouchButtonAccumulator.getToolType() != AMOTION_EVENT_TOOL_TYPE_MOUSE &&
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(mTouchButtonAccumulator.isHovering() ||
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(mRawPointerAxes.pressure.valid &&
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mSingleTouchMotionAccumulator.getAbsolutePressure() <= 0));
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outState->rawPointerData.markIdBit(0, isHovering);
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RawPointerData::Pointer& outPointer = outState->rawPointerData.pointers[0];
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outPointer.id = 0;
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outPointer.x = mSingleTouchMotionAccumulator.getAbsoluteX();
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outPointer.y = mSingleTouchMotionAccumulator.getAbsoluteY();
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outPointer.pressure = mSingleTouchMotionAccumulator.getAbsolutePressure();
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outPointer.touchMajor = 0;
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outPointer.touchMinor = 0;
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outPointer.toolMajor = mSingleTouchMotionAccumulator.getAbsoluteToolWidth();
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outPointer.toolMinor = mSingleTouchMotionAccumulator.getAbsoluteToolWidth();
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outPointer.orientation = 0;
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outPointer.distance = mSingleTouchMotionAccumulator.getAbsoluteDistance();
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outPointer.tiltX = mSingleTouchMotionAccumulator.getAbsoluteTiltX();
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outPointer.tiltY = mSingleTouchMotionAccumulator.getAbsoluteTiltY();
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outPointer.toolType = mTouchButtonAccumulator.getToolType();
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if (outPointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) {
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outPointer.toolType = AMOTION_EVENT_TOOL_TYPE_FINGER;
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}
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outPointer.isHovering = isHovering;
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}
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}
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void SingleTouchInputMapper::configureRawPointerAxes() {
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TouchInputMapper::configureRawPointerAxes();
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getAbsoluteAxisInfo(ABS_X, &mRawPointerAxes.x);
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getAbsoluteAxisInfo(ABS_Y, &mRawPointerAxes.y);
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getAbsoluteAxisInfo(ABS_PRESSURE, &mRawPointerAxes.pressure);
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getAbsoluteAxisInfo(ABS_TOOL_WIDTH, &mRawPointerAxes.toolMajor);
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getAbsoluteAxisInfo(ABS_DISTANCE, &mRawPointerAxes.distance);
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getAbsoluteAxisInfo(ABS_TILT_X, &mRawPointerAxes.tiltX);
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getAbsoluteAxisInfo(ABS_TILT_Y, &mRawPointerAxes.tiltY);
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}
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bool SingleTouchInputMapper::hasStylus() const {
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return mTouchButtonAccumulator.hasStylus();
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}
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} // namespace android
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