/* * Copyright (C) 2020 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #if PLATFORM(MAC) #include <IOKit/hid/IOHIDDevice.h> #include <wtf/RetainPtr.h> namespace WebCore { class HIDElement { WTF_MAKE_FAST_ALLOCATED; public: explicit HIDElement(IOHIDElementRef); IOHIDElementRef rawElement() const { return m_rawElement.get(); } CFIndex physicalMin() const { return m_physicalMin; } CFIndex physicalMax() const { return m_physicalMax; } CFIndex physicalValue() const { return m_physicalValue; } uint32_t usage() const { return m_usage; } uint32_t usagePage() const { return m_usagePage; } uint64_t fullUsage() const { return ((uint64_t)m_usagePage) << 32 | m_usage; } IOHIDElementCookie cookie() const { return m_cookie; } void valueChanged(IOHIDValueRef); private: CFIndex m_physicalMin; CFIndex m_physicalMax; CFIndex m_physicalValue; uint32_t m_usage; uint32_t m_usagePage; IOHIDElementCookie m_cookie; RetainPtr<IOHIDElementRef> m_rawElement; }; } // namespace WebCore #endif // PLATFORM(MAC)