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Diffstat (limited to 'src/client/qwaylandtabletv2.cpp')
| -rw-r--r-- | src/client/qwaylandtabletv2.cpp | 332 |
1 files changed, 332 insertions, 0 deletions
diff --git a/src/client/qwaylandtabletv2.cpp b/src/client/qwaylandtabletv2.cpp new file mode 100644 index 000000000..eb2e865f6 --- /dev/null +++ b/src/client/qwaylandtabletv2.cpp @@ -0,0 +1,332 @@ +/**************************************************************************** +** +** Copyright (C) 2019 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qwaylandtabletv2_p.h" +#include "qwaylandinputdevice_p.h" +#include "qwaylanddisplay_p.h" +#include "qwaylandsurface_p.h" + +QT_BEGIN_NAMESPACE + +namespace QtWaylandClient { + +QWaylandTabletManagerV2::QWaylandTabletManagerV2(QWaylandDisplay *display, uint id, uint version) + : zwp_tablet_manager_v2(display->wl_registry(), id, qMin(version, uint(1))) +{ + // Create tabletSeats for all seats. + // This only works if we get the manager after all seats + const auto seats = display->inputDevices(); + for (auto *seat : seats) + createTabletSeat(seat); +} + +QWaylandTabletSeatV2 *QWaylandTabletManagerV2::createTabletSeat(QWaylandInputDevice *seat) +{ + return new QWaylandTabletSeatV2(this, seat); +} + +QWaylandTabletSeatV2::QWaylandTabletSeatV2(QWaylandTabletManagerV2 *manager, QWaylandInputDevice *seat) + : QtWayland::zwp_tablet_seat_v2(manager->get_tablet_seat(seat->wl_seat())) +{ +} + +QWaylandTabletSeatV2::~QWaylandTabletSeatV2() +{ + for (auto *tablet : m_tablets) + tablet->destroy(); + for (auto *tool : m_tools) + tool->destroy(); + for (auto *pad : m_pads) + pad->destroy(); + destroy(); +} + +void QWaylandTabletSeatV2::zwp_tablet_seat_v2_tablet_added(zwp_tablet_v2 *id) +{ + auto *tablet = new QWaylandTabletV2(id); + m_tablets.push_back(tablet); + connect(tablet, &QWaylandTabletV2::destroyed, this, [this, tablet] { m_tablets.removeOne(tablet); }); +} + +void QWaylandTabletSeatV2::zwp_tablet_seat_v2_tool_added(zwp_tablet_tool_v2 *id) +{ + auto *tool = new QWaylandTabletToolV2(id); + m_tools.push_back(tool); + connect(tool, &QWaylandTabletToolV2::destroyed, this, [this, tool] { m_tools.removeOne(tool); }); +} + +void QWaylandTabletSeatV2::zwp_tablet_seat_v2_pad_added(zwp_tablet_pad_v2 *id) +{ + auto *pad = new QWaylandTabletPadV2(id); + m_pads.push_back(pad); + connect(pad, &QWaylandTabletPadV2::destroyed, this, [this, pad] { m_pads.removeOne(pad); }); +} + +QWaylandTabletV2::QWaylandTabletV2(::zwp_tablet_v2 *tablet) + : QtWayland::zwp_tablet_v2(tablet) +{ +} + +void QWaylandTabletV2::zwp_tablet_v2_removed() +{ + destroy(); + delete this; +} + +QWaylandTabletToolV2::QWaylandTabletToolV2(::zwp_tablet_tool_v2 *tool) + : QtWayland::zwp_tablet_tool_v2(tool) +{ +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_type(uint32_t tool_type) +{ + m_toolType = type(tool_type); +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_hardware_serial(uint32_t hardware_serial_hi, uint32_t hardware_serial_lo) +{ + m_uid = (quint64(hardware_serial_hi) << 32) + hardware_serial_lo; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_capability(uint32_t capability) +{ + if (capability == capability_rotation) + m_hasRotation = true; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_done() +{ + switch (m_toolType) { + case type::type_airbrush: + case type::type_brush: + case type::type_pencil: + case type::type_pen: + m_pointerType = QTabletEvent::PointerType::Pen; + break; + case type::type_eraser: + m_pointerType = QTabletEvent::PointerType::Eraser; + break; + case type::type_mouse: + case type::type_lens: + m_pointerType = QTabletEvent::PointerType::Cursor; + break; + case type::type_finger: + m_pointerType = QTabletEvent::PointerType::UnknownPointer; + break; + } + switch (m_toolType) { + case type::type_airbrush: + m_tabletDevice = QTabletEvent::TabletDevice::Airbrush; + break; + case type::type_brush: + case type::type_pencil: + case type::type_pen: + case type::type_eraser: + m_tabletDevice = m_hasRotation ? QTabletEvent::TabletDevice::RotationStylus : QTabletEvent::TabletDevice::Stylus; + break; + case type::type_lens: + m_tabletDevice = QTabletEvent::TabletDevice::Puck; + break; + case type::type_mouse: + case type::type_finger: + m_tabletDevice = QTabletEvent::TabletDevice::NoDevice; + break; + } +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_removed() +{ + destroy(); + delete this; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_proximity_in(uint32_t serial, zwp_tablet_v2 *tablet, wl_surface *surface) +{ + Q_UNUSED(tablet); + Q_UNUSED(serial); + if (Q_UNLIKELY(!surface)) { + qCDebug(lcQpaWayland) << "Ignoring zwp_tablet_tool_v2_proximity_v2 with no surface"; + return; + } + m_pending.enteredSurface = true; + m_pending.proximitySurface = QWaylandSurface::fromWlSurface(surface); +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_proximity_out() +{ + m_pending.enteredSurface = false; + m_pending.proximitySurface = nullptr; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_down(uint32_t serial) +{ + Q_UNUSED(serial); + m_pending.down = true; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_up() +{ + m_pending.down = false; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_motion(wl_fixed_t x, wl_fixed_t y) +{ + m_pending.surfacePosition = QPointF(wl_fixed_to_double(x), wl_fixed_to_double(y)); +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_pressure(uint32_t pressure) +{ + const int maxPressure = 65535; + m_pending.pressure = qreal(pressure)/maxPressure; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_distance(uint32_t distance) +{ + m_pending.distance = distance; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_tilt(wl_fixed_t tilt_x, wl_fixed_t tilt_y) +{ + m_pending.xTilt = wl_fixed_to_double(tilt_x); + m_pending.yTilt = wl_fixed_to_double(tilt_y); +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_rotation(wl_fixed_t degrees) +{ + m_pending.rotation = wl_fixed_to_double(degrees); +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_slider(int32_t position) +{ + m_pending.slider = qreal(position) / 65535; +} + +static Qt::MouseButton mouseButtonFromTablet(uint button) +{ + switch (button) { + case 0x110: return Qt::MouseButton::LeftButton; // BTN_LEFT + case 0x14b: return Qt::MouseButton::MiddleButton; // BTN_STYLUS + case 0x14c: return Qt::MouseButton::RightButton; // BTN_STYLUS2 + default: + return Qt::NoButton; + } +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_button(uint32_t serial, uint32_t button, uint32_t state) +{ + Q_UNUSED(serial); + Qt::MouseButton mouseButton = mouseButtonFromTablet(button); + if (state == button_state_pressed) + m_pending.buttons |= mouseButton; + else + m_pending.buttons &= ~mouseButton; +} + +void QWaylandTabletToolV2::zwp_tablet_tool_v2_frame(uint32_t time) +{ + if (m_pending.proximitySurface && !m_applied.proximitySurface) { + QWindowSystemInterface::handleTabletEnterProximityEvent(m_tabletDevice, m_pointerType, m_uid); + m_applied.proximitySurface = m_pending.proximitySurface; + } + + if (!(m_pending == m_applied) && m_pending.proximitySurface) { + if (!m_pending.proximitySurface) { + qCWarning(lcQpaWayland) << "Can't send tablet event with no proximity surface, ignoring"; + return; + } + QWaylandWindow *waylandWindow = QWaylandWindow::fromWlSurface(m_pending.proximitySurface->object()); + QWindow *window = waylandWindow->window(); + ulong timestamp = time; + const QPointF localPosition = waylandWindow->mapFromWlSurface(m_pending.surfacePosition); + + QPointF delta = localPosition - localPosition.toPoint(); + QPointF globalPosition = window->mapToGlobal(localPosition.toPoint()); + globalPosition += delta; + + Qt::MouseButtons buttons = m_pending.down ? Qt::MouseButton::LeftButton : Qt::MouseButton::NoButton; + buttons |= m_pending.buttons; + qreal pressure = m_pending.pressure; + int xTilt = int(m_pending.xTilt); + int yTilt = int(m_pending.yTilt); + qreal tangentialPressure = m_pending.slider; + qreal rotation = m_pending.rotation; + int z = int(m_pending.distance); + QWindowSystemInterface::handleTabletEvent(window, timestamp, localPosition, globalPosition, + m_tabletDevice, m_pointerType, buttons, pressure, + xTilt, yTilt, tangentialPressure, rotation, z, m_uid); + } + + if (!m_pending.proximitySurface && m_applied.enteredSurface) { + QWindowSystemInterface::handleTabletLeaveProximityEvent(m_tabletDevice, m_pointerType, m_uid); + m_pending = State(); // Don't leave pressure etc. lying around when we enter the next surface + } + + m_applied = m_pending; +} + +// TODO: delete when upgrading to c++20 +bool QWaylandTabletToolV2::State::operator==(const QWaylandTabletToolV2::State &o) const { + return + down == o.down && + proximitySurface.data() == o.proximitySurface.data() && + enteredSurface == o.enteredSurface && + surfacePosition == o.surfacePosition && + distance == o.distance && + pressure == o.pressure && + rotation == o.rotation && + xTilt == o.xTilt && + yTilt == o.yTilt && + slider == o.slider && + buttons == o.buttons; +} + +QWaylandTabletPadV2::QWaylandTabletPadV2(::zwp_tablet_pad_v2 *pad) + : QtWayland::zwp_tablet_pad_v2(pad) +{ +} + +void QWaylandTabletPadV2::zwp_tablet_pad_v2_removed() +{ + destroy(); + delete this; +} + +} // namespace QtWaylandClient + +QT_END_NAMESPACE |