56 lines
2.1 KiB
C++
56 lines
2.1 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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#pragma once
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#include <ui/Rotation.h>
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#include "CursorScrollAccumulator.h"
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#include "InputMapper.h"
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namespace android {
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class RotaryEncoderInputMapper : public InputMapper {
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public:
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template <class T, class... Args>
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friend std::unique_ptr<T> createInputMapper(InputDeviceContext& deviceContext,
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const InputReaderConfiguration& readerConfig,
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Args... args);
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virtual ~RotaryEncoderInputMapper();
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virtual uint32_t getSources() const override;
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virtual void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
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virtual void dump(std::string& dump) override;
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[[nodiscard]] std::list<NotifyArgs> reconfigure(nsecs_t when,
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const InputReaderConfiguration& config,
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ConfigurationChanges changes) override;
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[[nodiscard]] std::list<NotifyArgs> reset(nsecs_t when) override;
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[[nodiscard]] std::list<NotifyArgs> process(const RawEvent* rawEvent) override;
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private:
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CursorScrollAccumulator mRotaryEncoderScrollAccumulator;
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int32_t mSource;
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float mScalingFactor;
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ui::Rotation mOrientation;
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explicit RotaryEncoderInputMapper(InputDeviceContext& deviceContext,
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const InputReaderConfiguration& readerConfig);
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[[nodiscard]] std::list<NotifyArgs> sync(nsecs_t when, nsecs_t readTime);
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};
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} // namespace android
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