diff options
Diffstat (limited to 'src/platformsupport/input/libinput/qlibinputtouch.cpp')
-rw-r--r-- | src/platformsupport/input/libinput/qlibinputtouch.cpp | 58 |
1 files changed, 44 insertions, 14 deletions
diff --git a/src/platformsupport/input/libinput/qlibinputtouch.cpp b/src/platformsupport/input/libinput/qlibinputtouch.cpp index a65bc91c39..446218e4b3 100644 --- a/src/platformsupport/input/libinput/qlibinputtouch.cpp +++ b/src/platformsupport/input/libinput/qlibinputtouch.cpp @@ -38,6 +38,7 @@ ****************************************************************************/ #include "qlibinputtouch_p.h" +#include "qtouchoutputmapping_p.h" #include <libinput.h> #include <QtGui/QGuiApplication> #include <QtGui/QScreen> @@ -45,6 +46,8 @@ QT_BEGIN_NAMESPACE +Q_DECLARE_LOGGING_CATEGORY(qLcLibInput) + QWindowSystemInterface::TouchPoint *QLibInputTouch::DeviceState::point(int32_t slot) { const int id = qMax(0, slot); @@ -62,12 +65,23 @@ QLibInputTouch::DeviceState *QLibInputTouch::deviceState(libinput_event_touch *e return &m_devState[dev]; } -static inline QPointF getPos(libinput_event_touch *e) +QPointF QLibInputTouch::getPos(libinput_event_touch *e) { - // TODO Map to correct screen using QTouchOutputMapping. - // Perhaps investigate libinput_device_get_output_name as well. - // For now just use the primary screen. + DeviceState *state = deviceState(e); QScreen *screen = QGuiApplication::primaryScreen(); + if (!state->m_screenName.isEmpty()) { + if (!m_screen) { + const QList<QScreen *> screens = QGuiApplication::screens(); + for (QScreen *s : screens) { + if (s->name() == state->m_screenName) { + m_screen = s; + break; + } + } + } + if (m_screen) + screen = m_screen; + } const QRect geom = QHighDpi::toNativePixels(screen->geometry(), screen); const double x = libinput_event_touch_get_x_transformed(e, geom.width()); const double y = libinput_event_touch_get_y_transformed(e, geom.height()); @@ -76,9 +90,25 @@ static inline QPointF getPos(libinput_event_touch *e) void QLibInputTouch::registerDevice(libinput_device *dev) { + struct udev_device *udev_device; + udev_device = libinput_device_get_udev_device(dev); + QString devNode = QString::fromUtf8(udev_device_get_devnode(udev_device)); + QString devName = QString::fromUtf8(libinput_device_get_name(dev)); + + qCDebug(qLcLibInput, "libinput: registerDevice %s - %s", + qPrintable(devNode), qPrintable(devName)); + + QTouchOutputMapping mapping; + if (mapping.load()) { + m_devState[dev].m_screenName = mapping.screenNameForDeviceNode(devNode); + if (!m_devState[dev].m_screenName.isEmpty()) + qCDebug(qLcLibInput, "libinput: Mapping device %s to screen %s", + qPrintable(devNode), qPrintable(m_devState[dev].m_screenName)); + } + QTouchDevice *&td = m_devState[dev].m_touchDevice; td = new QTouchDevice; - td->setName(QString::fromUtf8(libinput_device_get_name(dev))); + td->setName(devName); td->setType(QTouchDevice::TouchScreen); td->setCapabilities(QTouchDevice::Position | QTouchDevice::Area); QWindowSystemInterface::registerTouchDevice(td); @@ -113,16 +143,16 @@ void QLibInputTouch::processTouchMotion(libinput_event_touch *e) DeviceState *state = deviceState(e); QWindowSystemInterface::TouchPoint *tp = state->point(slot); if (tp) { + Qt::TouchPointState tmpState = Qt::TouchPointMoved; const QPointF p = getPos(e); - if (tp->area.center() != p) { + if (tp->area.center() == p) + tmpState = Qt::TouchPointStationary; + else tp->area.moveCenter(p); - // 'down' may be followed by 'motion' within the same "frame". - // Handle this by compressing and keeping the Pressed state until the 'frame'. - if (tp->state != Qt::TouchPointPressed) - tp->state = Qt::TouchPointMoved; - } else { - tp->state = Qt::TouchPointStationary; - } + // 'down' may be followed by 'motion' within the same "frame". + // Handle this by compressing and keeping the Pressed state until the 'frame'. + if (tp->state != Qt::TouchPointPressed && tp->state != Qt::TouchPointReleased) + tp->state = tmpState; } else { qWarning("Inconsistent touch state (got 'motion' without 'down')"); } @@ -136,7 +166,7 @@ void QLibInputTouch::processTouchUp(libinput_event_touch *e) if (tp) { tp->state = Qt::TouchPointReleased; // There may not be a Frame event after the last Up. Work this around. - Qt::TouchPointStates s = 0; + Qt::TouchPointStates s; for (int i = 0; i < state->m_points.count(); ++i) s |= state->m_points.at(i).state; if (s == Qt::TouchPointReleased) |