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Changes in the way signals and slots are connected between playuver layers

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jfmcarreira
2014-12-14 22:52:32 +00:00
parent a2f7f33699
commit 35f374fb9c
4 changed files with 20 additions and 7 deletions
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app/VideoSubWindow.cpp
+9 -2
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@@ -93,7 +93,8 @@ VideoSubWindow::VideoSubWindow( QWidget * parent, Bool isModule ) :
// Create a new interface to show images
m_cViewArea = new ViewArea( m_cScrollArea );
connect( m_cViewArea, SIGNAL( zoomFactorChanged( double , QPoint) ), this, SLOT( adjustScrollBarByZoom(double, QPoint) ) );
connect( m_cViewArea, SIGNAL( zoomFactorChanged( double , QPoint) ), this, SLOT( processZoomChanged(double, QPoint) ) );
connect( m_cViewArea, SIGNAL( moveScroll( QPoint ) ), this, SLOT( adjustScrollBarByOffset(QPoint) ) );
connect( m_cViewArea, SIGNAL( selectionChanged( QRect ) ), this, SLOT( updateSelectedArea( QRect ) ) );
connect( m_cScrollArea->horizontalScrollBar(), SIGNAL( actionTriggered( int ) ), this, SLOT( updateLastScrollValue() ) );
@@ -406,6 +407,12 @@ Void VideoSubWindow::scaleView( const QSize & size )
updateLastScrollValue();
}
Void VideoSubWindow::processZoomChanged( Double factor, QPoint center )
{
adjustScrollBarByZoom( factor, center );
emit zoomChanged();
}
void VideoSubWindow::adjustScrollBarByOffset( QPoint Offset )
{
QScrollBar *scrollBar = m_cScrollArea->horizontalScrollBar();
@@ -420,7 +427,7 @@ void VideoSubWindow::adjustScrollBarByOffset( QPoint Offset )
// This function was developed with help of the schematics presented in
// http://stackoverflow.com/questions/13155382/jscrollpane-zoom-relative-to-mouse-position
void VideoSubWindow::adjustScrollBarByZoom( double factor, QPoint center )
Void VideoSubWindow::adjustScrollBarByZoom( Double factor, QPoint center )
{
QScrollBar *scrollBar = m_cScrollArea->horizontalScrollBar();
if( center.isNull() )