void ContentWindowGraphicsItem::wheelEvent(QGraphicsSceneWheelEvent * event)
{
// on Mac we've seen that mouse events can go to the wrong graphics item
// this is due to the bug: https://bugreports.qt.nokia.com/browse/QTBUG-20493
// here we ignore the event if it shouldn't have been sent to us, which ensures
// it will go to the correct item...
if(boundingRect().contains(event->pos()) == false)
{
event->ignore();
return;
}
ContentWindowManagerPtr contentWindow = getContentWindowManager();
if( contentWindow )
{
// handle wheel movements differently depending on state of item window
if (selected())
{
contentWindow->getInteractionDelegate().wheelEvent(event);
}
else
{
// scale size based on wheel delta
// typical delta value is 120, so scale based on that
double factor = 1. + (double)event->delta() / (10. * 120.);
scaleSize(factor);
}
}
}
void ContentWindowGraphicsItem::keyReleaseEvent(QKeyEvent *event)
{
if (selected())
{
ContentWindowManagerPtr contentWindow = getContentWindowManager();
if( contentWindow )
{
contentWindow->getInteractionDelegate().keyReleaseEvent(event);
}
}
}
void ContentWindowGraphicsItem::mouseMoveEvent(QGraphicsSceneMouseEvent * event)
{
// handle mouse movements differently depending on selected mode of item
if(!selected())
{
if(event->buttons().testFlag(Qt::LeftButton))
{
if(resizing_)
{
QRectF r = boundingRect();
QPointF eventPos = event->pos();
r.setBottomRight(eventPos);
QRectF sceneRect = mapRectToScene(r);
double w = sceneRect.width();
double h = sceneRect.height();
setSize(w, h);
}
else
{
QPointF delta = event->pos() - event->lastPos();
double new_x = coordinates_.x() + delta.x();
double new_y = coordinates_.y() + delta.y();
setPosition(new_x, new_y);
}
}
}
else
{
ContentWindowManagerPtr contentWindow = getContentWindowManager();
if(contentWindow)
{
// Zoom or forward event depending on type
contentWindow->getInteractionDelegate().mouseMoveEvent(event);
// force a redraw to update window info label
update();
}
}
}
void ContentWindowGraphicsItem::mouseReleaseEvent(QGraphicsSceneMouseEvent * event)
{
resizing_ = false;
moving_ = false;
ContentWindowManagerPtr contentWindow = getContentWindowManager();
if( contentWindow )
{
contentWindow->getContent()->blockAdvance( false );
if (selected())
{
contentWindow->getInteractionDelegate().mouseReleaseEvent(event);
}
}
QGraphicsItem::mouseReleaseEvent(event);
}
void ContentWindowGraphicsItem::mousePressEvent(QGraphicsSceneMouseEvent * event)
{
// on Mac we've seen that mouse events can go to the wrong graphics item
// this is due to the bug: https://bugreports.qt.nokia.com/browse/QTBUG-20493
// here we ignore the event if it shouldn't have been sent to us, which ensures
// it will go to the correct item...
if(boundingRect().contains(event->pos()) == false)
{
event->ignore();
return;
}
// button dimensions
float buttonWidth, buttonHeight;
getButtonDimensions(buttonWidth, buttonHeight);
// item rectangle and event position
QRectF r = boundingRect();
QPointF eventPos = event->pos();
// check to see if user clicked on the close button
if(fabs((r.x()+r.width()) - eventPos.x()) <= buttonWidth &&
fabs(r.y() - eventPos.y()) <= buttonHeight)
{
close();
return;
}
// move to the front of the GUI display
moveToFront();
ContentWindowManagerPtr contentWindow = getContentWindowManager();
if (!contentWindow)
return;
if (selected())
{
contentWindow->getInteractionDelegate().mousePressEvent(event);
return;
}
contentWindow->getContent()->blockAdvance( true );
// check to see if user clicked on the resize button
if(fabs((r.x()+r.width()) - eventPos.x()) <= buttonWidth &&
fabs((r.y()+r.height()) - eventPos.y()) <= buttonHeight)
{
resizing_ = true;
}
// check to see if user clicked on the fullscreen button
else if(fabs(r.x() - eventPos.x()) <= buttonWidth &&
fabs((r.y()+r.height()) - eventPos.y()) <= buttonHeight)
{
toggleFullscreen();
}
else if(fabs(((r.x()+r.width())/2) - eventPos.x() - buttonWidth) <= buttonWidth &&
fabs((r.y()+r.height()) - eventPos.y()) <= buttonHeight &&
g_configuration->getOptions()->getShowMovieControls( ))
{
contentWindow->setControlState( ControlState(contentWindow->getControlState() ^ STATE_PAUSED) );
}
else if(fabs(((r.x()+r.width())/2) - eventPos.x()) <= buttonWidth &&
fabs((r.y()+r.height()) - eventPos.y()) <= buttonHeight &&
g_configuration->getOptions()->getShowMovieControls( ))
{
contentWindow->setControlState( ControlState(contentWindow->getControlState() ^ STATE_LOOP) );
}
else
moving_ = true;
QGraphicsItem::mousePressEvent(event);
}
