/*****************************************************
**
** SheetWidget --- HandleMouseWheelEvent
**
******************************************************/
void SheetWidget::HandleMouseWheelEvent( wxMouseEvent &event )
{
const bool modpressed = event.m_controlDown;
const bool shiftpressed = event.m_shiftDown;
//printf( "SheetWidget::HandleMouseWheelEvent rotation is %d modpressed %d shiftpressed %d\n", event.GetWheelRotation(), modpressed, shiftpressed );
if ( modpressed || shiftpressed )
{
event.ResumePropagation( wxEVENT_PROPAGATE_MAX );
event.Skip();
}
else
{
int x, y, x0, y0, xs, ys;
const int offset = 60;
GetViewStart( &x, &y ); // scroll position
GetSize( &xs, &ys ); // size of visible widget only
GetVirtualSize( &x0, &y0 ); // complete size of widget
//printf( "SheetWidget::HandleMouseWheelEvent x %d y %d xs %d ys %d x0 %d y0 %d\n", x, y, xs, ys, x0, y0 );
// Wheel scolls in vertical direction, but horizontal if nothing left to scroll
if ( event.GetWheelRotation() < 0 )
{
if ( y + ys >= y0 ) x = Min( x0, x + offset );
else
{
y += offset;
mousePosition.y += offset;
}
}
else
{
if ( y > 0 )
{
y = Max ( 0, y - offset );
if ( mousePosition.y > offset ) mousePosition.y -= offset;
else mousePosition.y = 0;
}
else x -= offset;
}
Scroll( x, y );
// marked cols (if any) must move, too
mouseHasMoved( false );
}
}
int ImageSelectionToolCustom::processMouseEvent( ViewportMouseEvent& event )
{
//SelectionManager* sel_manager = context_->getSelectionManager();
Q_EMIT mouseHasMoved(event.x, event.y);
int flags = 0;
moving_ = false;
if( event.leftDown() )
{
selecting_ = true;
sel_start_x_ = event.x;
sel_start_y_ = event.y;
}
if( selecting_ )
{
/**std::cout<<"tool selected x1 " <<sel_start_x_<<std::endl;
std::cout<<"tool selected y1 " <<sel_start_y_<<std::endl;
std::cout<<"tool selected x2 " <<event.x<<std::endl;
std::cout<<"selected y2 " <<event.y<<std::endl;**/
theX1 = sel_start_x_;
theX2 = event.x;
theY1 = sel_start_y_;
theY2 = event.y;
port = event.viewport;
highlight( event.viewport, sel_start_x_, sel_start_y_, event.x, event.y );
if( event.leftUp() )
{
SelectionManager::SelectType type = SelectionManager::Replace;
M_Picked selection;
/*if( event.shift() )
{
type = SelectionManager::Add;
}
else if( event.control() )
{
type = SelectionManager::Remove;
}*/
//sel_manager->select( event.viewport, sel_start_x_, sel_start_y_, event.x, event.y, type );
removeHighlight();
Q_EMIT select( sel_start_x_, sel_start_y_, event.x, event.y );
selecting_ = false;
}
flags |= Render;
}
else
{
highlight( event.viewport, theX1, theY1, theX2, theY2 );
}
return flags;
}
