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Code Issues Projects Releases Packages Wiki Activity Actions

macOS mouse gestures experiment

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This commit is contained in:
Alfonso Ruzafa 2022-04-30 13:45:02 +02:00
parent 7716ffb6e6
commit 8ad29ad99c
4 changed files with 90 additions and 0 deletions
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28
common/lc_view.cpp
View file

@ -2934,3 +2934,31 @@ void lcView::OnMouseWheel(float Direction)
mModel->Zoom(mCamera, static_cast<int>(Direction * Scale));
}
void lcView::OnZoomNativeGesture(float Value)
{
float Scale = 10.0f;
mModel->Zoom(mCamera, static_cast<int>(Value * Scale));
}
void lcView::OnRotateNativeGesture(float Value)
{
lcModel* ActiveModel = GetActiveModel();
if (!ActiveModel)
return;
ActiveModel->UpdateRollTool(mCamera, Value * LC_DTOR);
}
void lcView::OnWheel(int x, int y)
{
lcModel* ActiveModel = GetActiveModel();
if (!ActiveModel)
return;
ActiveModel->UpdatePanTool(mCamera, lcVector3(x, y, 0));
}

3
common/lc_view.h
View file

@ -223,6 +223,9 @@ public:
void OnForwardButtonUp();
void OnMouseMove();
void OnMouseWheel(float Direction);
void OnZoomNativeGesture(float Value);
void OnRotateNativeGesture(float Value);
void OnWheel(int x, int y);
void BeginDrag(lcDragState DragState);
void EndDrag(bool Accept);

55
common/lc_viewwidget.cpp
View file

@ -215,6 +215,61 @@ void lcViewWidget::mouseMoveEvent(QMouseEvent* MouseEvent)
mView->OnMouseMove();
}
bool lcViewWidget::event(QEvent *event)
{
qDebug() << "event: " << event;
QNativeGestureEvent *nativeGesture;
QWheelEvent *wheelEvent;
QPoint point;
switch (event->type())
{
case QEvent::NativeGesture:
nativeGesture = static_cast<QNativeGestureEvent *>(event);
switch (nativeGesture->gestureType()) {
case Qt::BeginNativeGesture:
mNativeGestureAccumulator = 0.0f;
break;
case Qt::ZoomNativeGesture:
mView->OnZoomNativeGesture(nativeGesture->value() * 8);
break;
case Qt::RotateNativeGesture:
qDebug() << "nativeGesture: " << nativeGesture;
mNativeGestureAccumulator += nativeGesture->value();
mView->OnRotateNativeGesture(mNativeGestureAccumulator);
break;
case Qt::SwipeNativeGesture:
case Qt::PanNativeGesture:
case Qt::EndNativeGesture:
case Qt::SmartZoomNativeGesture:
break;
}
return true;
case QEvent::Wheel:
wheelEvent = static_cast<QWheelEvent *>(event);
switch (wheelEvent->phase())
{
case Qt::ScrollBegin:
mx0 = 0;
my0 = 0;
break;
case Qt::ScrollUpdate:
case Qt::ScrollMomentum:
point = wheelEvent->pixelDelta();
mx0 += point.x();
my0 += point.y();
mView->OnWheel(mx0, my0);
break;
case Qt::ScrollEnd:
case Qt::NoScrollPhase:
break;
}
return true;
default:
return QWidget::event(event);
}
}
void lcViewWidget::wheelEvent(QWheelEvent* WheelEvent)
{
if (WheelEvent->angleDelta().y() == 0)

4
common/lc_viewwidget.h
View file

@ -35,6 +35,7 @@ protected:
void mouseDoubleClickEvent(QMouseEvent* MouseEvent) override;
void mouseMoveEvent(QMouseEvent* MouseEvent) override;
void wheelEvent(QWheelEvent* WheelEvent) override;
bool event(QEvent* event) override;
void dragEnterEvent(QDragEnterEvent* DragEnterEvent) override;
void dragLeaveEvent(QDragLeaveEvent* DragLeaveEvent) override;
void dragMoveEvent(QDragMoveEvent* DragMoveEvent) override;
@ -43,4 +44,7 @@ protected:
std::unique_ptr<lcView> mView;
QSize mPreferredSize;
int mWheelAccumulator = 0;
float mNativeGestureAccumulator = 0;
int mx0 = 0;
int my0 = 0;
};