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Fixed digital zoom on OS X

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This commit is contained in:
Martin Tůma 2020-12-29 18:36:23 +01:00
parent 9b3ed7ef1d
commit cf4f9b6f98
2 changed files with 15 additions and 10 deletions
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23
src/GUI/mapview.cpp
View File

@ -515,10 +515,8 @@ void MapView::digitalZoom(int zoom)
_coordinates->setDigitalZoom(_digitalZoom);
}
void MapView::zoom(int zoom, const QPoint &pos)
void MapView::zoom(int zoom, const QPoint &pos, bool shift)
{
bool shift = QApplication::keyboardModifiers() & Qt::ShiftModifier;
if (_digitalZoom) {
if (((_digitalZoom > 0 && zoom > 0) && (!shift || _digitalZoom
>= MAX_DIGITAL_ZOOM)) || ((_digitalZoom < 0 && zoom < 0) && (!shift
@ -544,21 +542,28 @@ void MapView::zoom(int zoom, const QPoint &pos)
void MapView::wheelEvent(QWheelEvent *event)
{
static int deg = 0;
bool shift = (event->modifiers() & MODIFIER) ? true : false;
// Shift inverts the wheel axis on OS X, so use scrolling in both axis for
// the zoom.
int delta = event->angleDelta().y()
? event->angleDelta().y() : event->angleDelta().x();
deg += event->angleDelta().y() / 8;
deg += delta / 8;
if (qAbs(deg) < 15)
return;
deg = 0;
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
zoom((event->angleDelta().y() > 0) ? 1 : -1, event->pos());
zoom((delta > 0) ? 1 : -1, event->pos(), shift);
#else // QT 5.15
zoom((event->angleDelta().y() > 0) ? 1 : -1, event->position().toPoint());
zoom((delta > 0) ? 1 : -1, event->position().toPoint(), shift);
#endif // QT 5.15
}
void MapView::mouseDoubleClickEvent(QMouseEvent *event)
{
bool shift = (event->modifiers() & MODIFIER) ? true : false;
QGraphicsView::mouseDoubleClickEvent(event);
if (event->isAccepted())
return;
@ -566,13 +571,13 @@ void MapView::mouseDoubleClickEvent(QMouseEvent *event)
if (event->button() != Qt::LeftButton && event->button() != Qt::RightButton)
return;
zoom((event->button() == Qt::LeftButton) ? 1 : -1, event->pos());
zoom((event->button() == Qt::LeftButton) ? 1 : -1, event->pos(), shift);
}
void MapView::keyPressEvent(QKeyEvent *event)
{
int z;
bool shift = (event->modifiers() & MODIFIER) ? true : false;
QPoint pos = viewport()->rect().center();
if (event->key() == ZOOM_IN)
@ -592,7 +597,7 @@ void MapView::keyPressEvent(QKeyEvent *event)
return;
}
zoom(z, pos);
zoom(z, pos, shift);
}
void MapView::keyReleaseEvent(QKeyEvent *event)

2
src/GUI/mapview.h
View File

@ -123,7 +123,7 @@ private:
QPointF contentCenter() const;
void rescale();
void centerOn(const QPointF &pos);
void zoom(int zoom, const QPoint &pos);
void zoom(int zoom, const QPoint &pos, bool shift);
void digitalZoom(int zoom);
void updatePOIVisibility();
void skipColor() {_palette.nextColor();}