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@ -49,6 +49,9 @@ namespace NLQT
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CGraphicsViewport::CGraphicsViewport(QWidget *parent)
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: QNLWidget(parent)
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{
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setAttribute(Qt::WA_OpaquePaintEvent);
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setAttribute(Qt::WA_NoSystemBackground);
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setAttribute(Qt::WA_PaintOnScreen);
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}
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CGraphicsViewport::~CGraphicsViewport()
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@ -119,39 +122,6 @@ void CGraphicsViewport::resizeEvent(QResizeEvent *resizeEvent)
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Modules::objView().setSizeViewport(resizeEvent->size().width(), resizeEvent->size().height());
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}
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#if defined(NL_OS_MAC)
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// Qt does not provide wheel events through winEvent() and macEvent() (but it
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// does through x11Event(), which is inconsistent...)
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// Workaround is to handle wheel events like implemented below.
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//
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// TODO: this is not a clean solution, because all but wheel events are
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// handled using winEvent(), x11Event(), macEvent(). But this seems to be a
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// limitation of current (4.7.1) Qt versions. (see e.g. qapplication_mac.mm)
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void CGraphicsViewport::wheelEvent(QWheelEvent *event)
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{
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// Get relative positions.
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float fX = 1.0f - (float)event->pos().x() / this->width();
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float fY = 1.0f - (float)event->pos().y() / this->height();
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// Get the buttons currently pressed.
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uint32 buttons = NLMISC::noButton;
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if(event->buttons() & Qt::LeftButton) buttons |= NLMISC::leftButton;
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if(event->buttons() & Qt::RightButton) buttons |= NLMISC::rightButton;
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if(event->buttons() & Qt::MidButton) buttons |= NLMISC::middleButton;
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if(event->modifiers() & Qt::ControlModifier) buttons |= NLMISC::ctrlButton;
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if(event->modifiers() & Qt::ShiftModifier) buttons |= NLMISC::shiftButton;
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if(event->modifiers() & Qt::AltModifier) buttons |= NLMISC::altButton;
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if(event->delta() > 0)
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Modules::objView().getDriver()->EventServer.postEvent(
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new NLMISC::CEventMouseWheel(-fX, fY, (NLMISC::TMouseButton)buttons, true, NULL));
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else
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Modules::objView().getDriver()->EventServer.postEvent(
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new NLMISC::CEventMouseWheel(-fX, fY, (NLMISC::TMouseButton)buttons, false, NULL));
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}
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#endif // defined(NL_OS_MAC)
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#if defined(NL_OS_WINDOWS)
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typedef bool (*winProc)(NL3D::IDriver *driver, HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
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dnk-88
14 years ago