bool QGILineBinder::serialize( S11nNode & dest ) const
{
using namespace s11n::qt;
if( ! this->Serializable::serialize( dest ) ) return false;
if( ! impl->ends.first || ! impl->ends.second ) return false;
// We must ensure that the "pos" property is synced, but we have
// to violate constness to do it :/
QGILineBinder * ncthis = const_cast<QGILineBinder*>( this );
ncthis->setProperty( "pos", this->pos() );
if( this->metaObject()->propertyCount() )
{
S11nNode & pr( s11n::create_child( dest, "properties" ) );
if( ! QObjectProperties_s11n()( pr, *this ) ) return false;
}
QObjectProperties_s11n proxy;
QObject const * qobj = impl->ends.first; // kludge to avoid an ambiguity
if( ! proxy(s11n::create_child( dest, "first" ), *qobj) ) return false;
qobj = impl->ends.second;
if( ! proxy(s11n::create_child( dest, "second" ), *qobj) ) return false;
/**
To avoid offset calculations, we save the absolute LineNode
positions instead of our m_pts member. This still has the problem
that if the hard-coded size of the LineNodes changes between
serializations, we'll place the line slightly differently
than before when we load.
*/
Impl::PointPair pts( impl->ends.first->pos(), impl->ends.second->pos() );
return s11n::serialize_subnode( dest, "pos", pts );
}
void MainWindowImpl::addLine()
{
QGILineNode * ln = new QGILineNode;
QGILineNode * rn = new QGILineNode;
ln->setProperty("color", "#ffff00");
rn->setProperty("color", "#ff0000");
rn->setPos(50,50);
ln->setPos(50,100);
QGILineBinder * ed = new QGILineBinder(ln,rn);
#if 0
ed->setProperty("lineColor", "#00ffff");
#endif
ed->setProperty("lineWidth", 2 );
ed->setProperty("lineStyle", Qt::DotLine );
impl->gstate.addItem(ed,true);
}
