QTouchEvent::TouchPoint makeTouchPointFromMouseEvent(QMouseEvent *event, Qt::TouchPointState state)
{
QTouchEvent::TouchPoint newPoint;
#if defined ( QT_4 )
newPoint.setPos(event->posF());
newPoint.setScenePos(event->globalPos());
newPoint.setScreenPos(event->globalPos());
#elif defined ( QT_5 )
newPoint.setPos(event->localPos());
newPoint.setScenePos(event->windowPos());
newPoint.setScreenPos(event->screenPos());
#endif
newPoint.setState(state);
newPoint.setId(0);
return newPoint;
}
/*!
\internal
*/
QTouchEvent::TouchPoint makeTouchPointFromMouseEvent(QMouseEvent *event, Qt::TouchPointState state)
{
// this is only partially filled. But since it is only partially used it works
// more robust would be to store a list of QPointFs rather than TouchPoints
QTouchEvent::TouchPoint newPoint;
newPoint.setPos(event->localPos());
newPoint.setScenePos(event->windowPos());
newPoint.setScreenPos(event->screenPos());
newPoint.setState(state);
newPoint.setId(0);
return newPoint;
}
bool RenderableWebEntityItem::buildWebSurface(EntityTreeRenderer* renderer) {
if (_currentWebCount >= MAX_CONCURRENT_WEB_VIEWS) {
qWarning() << "Too many concurrent web views to create new view";
return false;
}
qDebug() << "Building web surface";
++_currentWebCount;
// Save the original GL context, because creating a QML surface will create a new context
QOpenGLContext * currentContext = QOpenGLContext::currentContext();
QSurface * currentSurface = currentContext->surface();
_webSurface = new OffscreenQmlSurface();
_webSurface->create(currentContext);
_webSurface->setBaseUrl(QUrl::fromLocalFile(PathUtils::resourcesPath() + "/qml/controls/"));
_webSurface->load("WebView.qml");
_webSurface->resume();
_webSurface->getRootItem()->setProperty("url", _sourceUrl);
_webSurface->getRootContext()->setContextProperty("desktop", QVariant());
_connection = QObject::connect(_webSurface, &OffscreenQmlSurface::textureUpdated, [&](GLuint textureId) {
_texture = textureId;
});
// Restore the original GL context
currentContext->makeCurrent(currentSurface);
auto forwardPointerEvent = [=](const EntityItemID& entityItemID, const PointerEvent& event) {
if (entityItemID == getID()) {
handlePointerEvent(event);
}
};
_mousePressConnection = QObject::connect(renderer, &EntityTreeRenderer::mousePressOnEntity, forwardPointerEvent);
_mouseReleaseConnection = QObject::connect(renderer, &EntityTreeRenderer::mouseReleaseOnEntity, forwardPointerEvent);
_mouseMoveConnection = QObject::connect(renderer, &EntityTreeRenderer::mouseMoveOnEntity, forwardPointerEvent);
_hoverLeaveConnection = QObject::connect(renderer, &EntityTreeRenderer::hoverLeaveEntity, [=](const EntityItemID& entityItemID, const PointerEvent& event) {
if (this->_pressed && this->getID() == entityItemID) {
// If the user mouses off the entity while the button is down, simulate a touch end.
QTouchEvent::TouchPoint point;
point.setId(event.getID());
point.setState(Qt::TouchPointReleased);
glm::vec2 windowPos = event.getPos2D() * (METERS_TO_INCHES * _dpi);
QPointF windowPoint(windowPos.x, windowPos.y);
point.setPos(windowPoint);
QList<QTouchEvent::TouchPoint> touchPoints;
touchPoints.push_back(point);
QTouchEvent* touchEvent = new QTouchEvent(QEvent::TouchEnd, nullptr, Qt::NoModifier, Qt::TouchPointReleased, touchPoints);
QCoreApplication::postEvent(_webSurface->getWindow(), touchEvent);
}
});
return true;
}
void MScenePrivate::touchPointMirrorMousePosToPointPos(QTouchEvent::TouchPoint &point, const QGraphicsSceneMouseEvent *event)
{
Q_Q(MScene);
if (q->views().size() > 0) {
QPointF windowPos(q->views().at(0)->pos());
QSize resolution = MDeviceProfile::instance()->resolution();
QPointF centerPoint(resolution.width() / 2, resolution.height() / 2);
QPointF mirrorPoint = centerPoint + (centerPoint - event->screenPos() + windowPos);
point.setPos(mirrorPoint);
point.setScenePos(mirrorPoint);
point.setScreenPos(mirrorPoint + windowPos);
}
}
// generateTouchEvent - iterates through existing touches and creates a QTouchEvent.
// For the primary finger, it also creates a mouse event if the location has move
void QPAHiddTpHandler::generateTouchEvent()
{
if (m_touches.empty())
return;
QList<QTouchEvent::TouchPoint> touchPoints;
QList<HiddTouch>::const_iterator it;
QWidget* widget = QWidget::mouseGrabber();
if (!widget) {
QWidget* window = QApplication::topLevelAt(m_lastTouchDown);
if (window)
widget = window->childAt(window->mapFromGlobal(m_lastTouchDown));
}
if (!widget) {
QPoint dummyPt(10, 10);
QWidget* window = QApplication::topLevelAt(dummyPt);
if (window)
widget = window->childAt(window->mapFromGlobal(dummyPt));
}
if(!widget) {
widget = QApplication::activeWindow();
if(QApplication::focusWidget())
{
widget = QApplication::focusWidget();
}
}
Qt::KeyboardModifiers keyboardModifiers = QApplication::keyboardModifiers();
if (widget && m_sendPenCancel) {
//printf("Mouse Up for Pen Cancel: %d, %d\n", m_penCancelPoint.x(), m_penCancelPoint.y());
QMouseEvent ev(QEvent::MouseButtonRelease, m_penCancelPoint, m_penCancelPoint, true,
Qt::LeftButton, Qt::NoButton, keyboardModifiers);
qt_sendSpontaneousEvent((QObject*) widget, &ev);
m_sendPenCancel = false;
m_penCancelPoint = QPoint (0,0);
}
for (it = m_touches.begin(); it != m_touches.end(); ++it) {
QTouchEvent::TouchPoint touchPoint;
touchPoint.setId(it->id);
touchPoint.setPos(QPoint(it->x, it->y));
touchPoint.setScreenPos(touchPoint.pos());
switch (it->state) {
case QPAHiddTpHandler::FingerDown:
touchPoint.setState(Qt::TouchPointPressed);
break;
case QPAHiddTpHandler::FingerUp:
touchPoint.setState(Qt::TouchPointReleased);
break;
case QPAHiddTpHandler::FingerMove:
touchPoint.setState(Qt::TouchPointMoved);
break;
default:
touchPoint.setState(Qt::TouchPointStationary);
break;
}
if (it->isPrimary) {
touchPoint.setState(touchPoint.state() | Qt::TouchPointPrimary);
}
touchPoints.append(touchPoint);
// printf ("%s: adding touch point id %d (hiddId %llu) for pos (%d, %d) primary %d\n",
// __func__, it->id, it->hiddId, it->x, it->y, it->isPrimary);
if (it->isPrimary) {
QPoint mousePos = QPoint(it->x, it->y);
if (widget) {
if (it->state == QPAHiddTpHandler::FingerDown) {
uint32_t currTime = m_touchTimer.elapsed();
int dx = mousePos.x() - m_mousePress.x();
int dy = mousePos.y() - m_mousePress.y();
if (((currTime - m_mousePressTime) < (uint32_t) QApplication::doubleClickInterval()) &&
((dx * dx + dy * dy) <= 144)) {
//printf("Mouse Double Click: %d, %d\n", mousePos.x(), mousePos.y());
QMouseEvent ev(QEvent::MouseButtonDblClick, mousePos, mousePos,
Qt::LeftButton, Qt::LeftButton, keyboardModifiers);
qt_sendSpontaneousEvent((QObject*) widget, &ev);
m_mousePressTime = 0;
}
else {
//printf("Mouse Down: %d, %d\n", mousePos.x(), mousePos.y());
QMouseEvent ev(QEvent::MouseButtonPress, mousePos, mousePos,
Qt::LeftButton, Qt::LeftButton, keyboardModifiers);
qt_sendSpontaneousEvent((QObject*) widget, &ev);
m_mousePress = mousePos;
m_mousePressTime = currTime;
}
} else if (it->state == QPAHiddTpHandler::FingerMove) {
//printf("Mouse Move: %d, %d\n", mousePos.x(), mousePos.y());
QMouseEvent ev(QEvent::MouseMove, mousePos, mousePos,
Qt::LeftButton, Qt::LeftButton, keyboardModifiers);
qt_sendSpontaneousEvent((QObject*) widget, &ev);
}
}
}
}
//printf ("sending touch event\n");
qt_translateRawTouchEvent(QApplication::activeWindow(), QTouchEvent::TouchScreen, touchPoints);
for (it = m_touches.begin(); it != m_touches.end(); ++it) {
if (it->isPrimary) {
QPoint mousePos = QPoint(it->x, it->y);
if (widget) {
if (it->state == QPAHiddTpHandler::FingerUp) {
//printf("Mouse Up: %d, %d\n", mousePos.x(), mousePos.y());
QMouseEvent ev(QEvent::MouseButtonRelease, mousePos, mousePos,
Qt::LeftButton, Qt::NoButton, keyboardModifiers);
qt_sendSpontaneousEvent((QObject*) widget, &ev);
}
}
}
}
}
void Web3DOverlay::handlePointerEventAsTouch(const PointerEvent& event) {
if (!_webSurface) {
return;
}
//do not send secondary button events to tablet
if (event.getButton() == PointerEvent::SecondaryButton ||
//do not block composed events
event.getButtons() == PointerEvent::SecondaryButton) {
return;
}
QPointF windowPoint;
{
glm::vec2 windowPos = event.getPos2D() * (METERS_TO_INCHES * _dpi);
windowPoint = QPointF(windowPos.x, windowPos.y);
}
Qt::TouchPointState state = Qt::TouchPointStationary;
if (event.getType() == PointerEvent::Press && event.getButton() == PointerEvent::PrimaryButton) {
state = Qt::TouchPointPressed;
} else if (event.getType() == PointerEvent::Release) {
state = Qt::TouchPointReleased;
} else if (_activeTouchPoints.count(event.getID()) && windowPoint != _activeTouchPoints[event.getID()].pos()) {
state = Qt::TouchPointMoved;
}
QEvent::Type touchType = QEvent::TouchUpdate;
if (_activeTouchPoints.empty()) {
// If the first active touch point is being created, send a begin
touchType = QEvent::TouchBegin;
} if (state == Qt::TouchPointReleased && _activeTouchPoints.size() == 1 && _activeTouchPoints.count(event.getID())) {
// If the last active touch point is being released, send an end
touchType = QEvent::TouchEnd;
}
{
QTouchEvent::TouchPoint point;
point.setId(event.getID());
point.setState(state);
point.setPos(windowPoint);
point.setScreenPos(windowPoint);
_activeTouchPoints[event.getID()] = point;
}
QTouchEvent touchEvent(touchType, &_touchDevice, event.getKeyboardModifiers());
{
QList<QTouchEvent::TouchPoint> touchPoints;
Qt::TouchPointStates touchPointStates;
for (const auto& entry : _activeTouchPoints) {
touchPointStates |= entry.second.state();
touchPoints.push_back(entry.second);
}
touchEvent.setWindow(_webSurface->getWindow());
touchEvent.setTarget(_webSurface->getRootItem());
touchEvent.setTouchPoints(touchPoints);
touchEvent.setTouchPointStates(touchPointStates);
}
// Send mouse events to the Web surface so that HTML dialog elements work with mouse press and hover.
// FIXME: Scroll bar dragging is a bit unstable in the tablet (content can jump up and down at times).
// This may be improved in Qt 5.8. Release notes: "Cleaned up touch and mouse event delivery".
//
// In Qt 5.9 mouse events must be sent before touch events to make sure some QtQuick components will
// receive mouse events
Qt::MouseButton button = Qt::NoButton;
Qt::MouseButtons buttons = Qt::NoButton;
if (event.getButton() == PointerEvent::PrimaryButton) {
button = Qt::LeftButton;
}
if (event.getButtons() & PointerEvent::PrimaryButton) {
buttons |= Qt::LeftButton;
}
#if QT_VERSION >= QT_VERSION_CHECK(5, 9, 0)
if (event.getType() == PointerEvent::Move) {
QMouseEvent mouseEvent(QEvent::MouseMove, windowPoint, windowPoint, windowPoint, button, buttons, Qt::NoModifier);
QCoreApplication::sendEvent(_webSurface->getWindow(), &mouseEvent);
}
#endif
if (touchType == QEvent::TouchBegin) {
_touchBeginAccepted = QCoreApplication::sendEvent(_webSurface->getWindow(), &touchEvent);
} else if (_touchBeginAccepted) {
QCoreApplication::sendEvent(_webSurface->getWindow(), &touchEvent);
}
// If this was a release event, remove the point from the active touch points
if (state == Qt::TouchPointReleased) {
_activeTouchPoints.erase(event.getID());
}
#if QT_VERSION < QT_VERSION_CHECK(5, 9, 0)
if (event.getType() == PointerEvent::Move) {
QMouseEvent mouseEvent(QEvent::MouseMove, windowPoint, windowPoint, windowPoint, button, buttons, Qt::NoModifier);
QCoreApplication::sendEvent(_webSurface->getWindow(), &mouseEvent);
}
#endif
}
void RenderableWebEntityItem::handlePointerEvent(const PointerEvent& event) {
// Ignore mouse interaction if we're locked
if (getLocked() || !_webSurface) {
return;
}
glm::vec2 windowPos = event.getPos2D() * (METERS_TO_INCHES * _dpi);
QPointF windowPoint(windowPos.x, windowPos.y);
if (event.getType() == PointerEvent::Move) {
// Forward a mouse move event to webSurface
QMouseEvent* mouseEvent = new QMouseEvent(QEvent::MouseMove, windowPoint, windowPoint, windowPoint, Qt::NoButton, Qt::NoButton, Qt::NoModifier);
QCoreApplication::postEvent(_webSurface->getWindow(), mouseEvent);
}
{
// Forward a touch update event to webSurface
if (event.getType() == PointerEvent::Press) {
this->_pressed = true;
} else if (event.getType() == PointerEvent::Release) {
this->_pressed = false;
}
QEvent::Type type;
Qt::TouchPointState touchPointState;
switch (event.getType()) {
case PointerEvent::Press:
type = QEvent::TouchBegin;
touchPointState = Qt::TouchPointPressed;
break;
case PointerEvent::Release:
type = QEvent::TouchEnd;
touchPointState = Qt::TouchPointReleased;
break;
case PointerEvent::Move:
default:
type = QEvent::TouchUpdate;
touchPointState = Qt::TouchPointMoved;
break;
}
QTouchEvent::TouchPoint point;
point.setId(event.getID());
point.setState(touchPointState);
point.setPos(windowPoint);
point.setScreenPos(windowPoint);
QList<QTouchEvent::TouchPoint> touchPoints;
touchPoints.push_back(point);
QTouchEvent* touchEvent = new QTouchEvent(type);
touchEvent->setWindow(nullptr);
touchEvent->setDevice(nullptr);
touchEvent->setTarget(nullptr);
touchEvent->setTouchPoints(touchPoints);
touchEvent->setTouchPointStates(touchPointState);
_lastTouchEvent = *touchEvent;
QCoreApplication::postEvent(_webSurface->getWindow(), touchEvent);
}
}
void MScenePrivate::touchPointCopyMousePosToPointPos(QTouchEvent::TouchPoint &point, const QGraphicsSceneMouseEvent *event)
{
point.setPos(event->pos());
point.setScenePos(event->scenePos());
point.setScreenPos(event->screenPos());
}
