bool TrackPropDlg::IsThisTrackExtendable()
{
m_pExtendRoute = NULL;
m_pExtendPoint = NULL;
if( m_pRoute == g_pActiveTrack || m_pRoute->m_bIsInLayer ) return false;
RoutePoint *pLastPoint = m_pRoute->GetPoint( 1 );
if( !pLastPoint->GetCreateTime().IsValid() ) return false;
wxRouteListNode *route_node = pRouteList->GetFirst();
while( route_node ) {
Route *proute = route_node->GetData();
if( proute->m_bIsTrack && proute->IsVisible() && ( proute->m_GUID != m_pRoute->m_GUID ) ) {
RoutePoint *track_node = proute->GetLastPoint();
if( track_node->GetCreateTime().IsValid() ) {
if( track_node->GetCreateTime() <= pLastPoint->GetCreateTime() )
if( !m_pExtendPoint || track_node->GetCreateTime() > m_pExtendPoint->GetCreateTime() ) {
m_pExtendPoint = track_node;
m_pExtendRoute = proute;
}
}
}
route_node = route_node->GetNext(); // next route
}
if( m_pExtendRoute ) return ( !m_pExtendRoute->m_bIsInLayer );
else
return false;
}
void TrackPropDlg::OnExtendBtnClick( wxCommandEvent& event )
{
RoutePoint *pLastPoint = m_pRoute->GetPoint( 1 );
if( IsThisTrackExtendable() ) {
int begin = 1;
if( pLastPoint->GetCreateTime() == m_pExtendPoint->GetCreateTime() ) begin = 2;
pSelect->DeleteAllSelectableTrackSegments( m_pExtendRoute );
m_pExtendRoute->CloneTrack( m_pRoute, begin, m_pRoute->GetnPoints(), _("_plus") );
pSelect->AddAllSelectableTrackSegments( m_pExtendRoute );
pSelect->DeleteAllSelectableTrackSegments( m_pRoute );
m_pRoute->ClearHighlights();
g_pRouteMan->DeleteTrack( m_pRoute );
SetTrackAndUpdate( m_pExtendRoute );
UpdateProperties();
if( pRouteManagerDialog && pRouteManagerDialog->IsShown() )
pRouteManagerDialog->UpdateTrkListCtrl();
}
}
