| /* |
| * Copyright (C) 2020 Igalia S.L. 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. |
| */ |
| |
| #include "config.h" |
| #include "ManetteGamepad.h" |
| |
| #if ENABLE(GAMEPAD) && OS(LINUX) |
| |
| #include "ManetteGamepadProvider.h" |
| #include <linux/input-event-codes.h> |
| #include <wtf/HexNumber.h> |
| #include <wtf/text/CString.h> |
| |
| namespace WebCore { |
| |
| static ManetteGamepad::StandardGamepadAxis toStandardGamepadAxis(uint16_t axis) |
| { |
| switch (axis) { |
| case ABS_X: |
| return ManetteGamepad::StandardGamepadAxis::LeftStickX; |
| case ABS_Y: |
| return ManetteGamepad::StandardGamepadAxis::LeftStickY; |
| case ABS_RX: |
| return ManetteGamepad::StandardGamepadAxis::RightStickX; |
| case ABS_RY: |
| return ManetteGamepad::StandardGamepadAxis::RightStickY; |
| default: |
| break; |
| } |
| return ManetteGamepad::StandardGamepadAxis::Unknown; |
| } |
| |
| static void onAbsoluteAxisEvent(ManetteDevice* device, ManetteEvent* event, ManetteGamepad* gamepad) |
| { |
| uint16_t axis; |
| double value; |
| if (!manette_event_get_absolute(event, &axis, &value)) |
| return; |
| |
| gamepad->absoluteAxisChanged(device, toStandardGamepadAxis(axis), value); |
| } |
| |
| static ManetteGamepad::StandardGamepadButton toStandardGamepadButton(uint16_t manetteButton) |
| { |
| switch (manetteButton) { |
| case BTN_A: |
| return ManetteGamepad::StandardGamepadButton::A; |
| case BTN_B: |
| return ManetteGamepad::StandardGamepadButton::B; |
| case BTN_X: |
| return ManetteGamepad::StandardGamepadButton::X; |
| case BTN_Y: |
| return ManetteGamepad::StandardGamepadButton::Y; |
| case BTN_TL: |
| return ManetteGamepad::StandardGamepadButton::LeftShoulder; |
| case BTN_TR: |
| return ManetteGamepad::StandardGamepadButton::RightShoulder; |
| case BTN_TL2: |
| return ManetteGamepad::StandardGamepadButton::LeftTrigger; |
| case BTN_TR2: |
| return ManetteGamepad::StandardGamepadButton::RightTrigger; |
| case BTN_SELECT: |
| return ManetteGamepad::StandardGamepadButton::Select; |
| case BTN_START: |
| return ManetteGamepad::StandardGamepadButton::Start; |
| case BTN_THUMBL: |
| return ManetteGamepad::StandardGamepadButton::LeftStick; |
| case BTN_THUMBR: |
| return ManetteGamepad::StandardGamepadButton::RightStick; |
| case BTN_DPAD_UP: |
| return ManetteGamepad::StandardGamepadButton::DPadUp; |
| case BTN_DPAD_DOWN: |
| return ManetteGamepad::StandardGamepadButton::DPadDown; |
| case BTN_DPAD_LEFT: |
| return ManetteGamepad::StandardGamepadButton::DPadLeft; |
| case BTN_DPAD_RIGHT: |
| return ManetteGamepad::StandardGamepadButton::DPadRight; |
| default: |
| break; |
| } |
| return ManetteGamepad::StandardGamepadButton::Unknown; |
| } |
| |
| static void onButtonPressEvent(ManetteDevice* device, ManetteEvent* event, ManetteGamepad* gamepad) |
| { |
| uint16_t button; |
| if (!manette_event_get_button(event, &button)) |
| return; |
| |
| gamepad->buttonPressedOrReleased(device, toStandardGamepadButton(button), true); |
| } |
| |
| static void onButtonReleaseEvent(ManetteDevice* device, ManetteEvent* event, ManetteGamepad* gamepad) |
| { |
| uint16_t button; |
| if (!manette_event_get_button(event, &button)) |
| return; |
| |
| gamepad->buttonPressedOrReleased(device, toStandardGamepadButton(button), false); |
| } |
| |
| ManetteGamepad::ManetteGamepad(ManetteDevice* device, unsigned index) |
| : PlatformGamepad(index) |
| , m_device(device) |
| { |
| ASSERT(index < 4); |
| |
| m_connectTime = m_lastUpdateTime = MonotonicTime::now(); |
| |
| m_id = String::fromUTF8(manette_device_get_name(m_device.get())); |
| m_mapping = String::fromUTF8("standard"); |
| |
| m_axisValues.resize(static_cast<size_t>(StandardGamepadAxis::Count)); |
| for (auto& value : m_axisValues) |
| value.setValue(0.0); |
| |
| m_buttonValues.resize(static_cast<size_t>(StandardGamepadButton::Count)); |
| for (auto& value : m_buttonValues) |
| value.setValue(0.0); |
| |
| g_signal_connect(device, "button-press-event", G_CALLBACK(onButtonPressEvent), this); |
| g_signal_connect(device, "button-release-event", G_CALLBACK(onButtonReleaseEvent), this); |
| g_signal_connect(device, "absolute-axis-event", G_CALLBACK(onAbsoluteAxisEvent), this); |
| } |
| |
| ManetteGamepad::~ManetteGamepad() |
| { |
| g_signal_handlers_disconnect_by_data(m_device.get(), this); |
| } |
| |
| void ManetteGamepad::buttonPressedOrReleased(ManetteDevice*, StandardGamepadButton button, bool pressed) |
| { |
| if (button == StandardGamepadButton::Unknown) |
| return; |
| |
| m_lastUpdateTime = MonotonicTime::now(); |
| m_buttonValues[static_cast<int>(button)].setValue(pressed ? 1.0 : 0.0); |
| |
| ManetteGamepadProvider::singleton().gamepadHadInput(*this, pressed ? ManetteGamepadProvider::ShouldMakeGamepadsVisible::Yes : ManetteGamepadProvider::ShouldMakeGamepadsVisible::No); |
| } |
| |
| void ManetteGamepad::absoluteAxisChanged(ManetteDevice*, StandardGamepadAxis axis, double value) |
| { |
| if (axis == StandardGamepadAxis::Unknown) |
| return; |
| |
| m_lastUpdateTime = MonotonicTime::now(); |
| m_axisValues[static_cast<int>(axis)].setValue(value); |
| |
| ManetteGamepadProvider::singleton().gamepadHadInput(*this, ManetteGamepadProvider::ShouldMakeGamepadsVisible::No); |
| } |
| |
| } // namespace WebCore |
| |
| #endif // ENABLE(GAMEPAD) && OS(LINUX) |