void ShapeTool::updatePreview()
{
paintcore::Layer *layer = owner.model()->layerStack()->getLayer(owner.activeLayer());
if(layer) {
paintcore::StrokeState ss;
layer->removeSublayer(-1);
const paintcore::PointVector pv = pointVector();
Q_ASSERT(pv.size()>1);
layer->dab(-1, m_brush, pv[0], ss);
for(int i=1;i<pv.size();++i)
layer->drawLine(-1, m_brush, pv[i-1], pv[i], ss);
}
}
/**
* Convert a dpcore::Point to network format. The
* reverse operation for this is in statetracker.cpp
* @param p
* @return
*/
protocol::PenPointVector pointsToProtocol(const paintcore::PointVector &points)
{
protocol::PenPointVector ppvec;
ppvec.reserve(points.size());
foreach(const paintcore::Point &p, points)
ppvec.append(pointToProtocol(p));
return ppvec;
}