/* $Id$
-This file is part of the MSP Märklin suite
+This file is part of R²C²
Copyright © 2006-2010 Mikkosoft Productions, Mikko Rasa
Distributed under the GPL
*/
#include <algorithm>
#include <cmath>
#include <msp/strings/formatter.h>
-#include "libmarklin/tracktype.h"
+#include "libr2c2/tracktype.h"
#include "designer.h"
#include "manipulator.h"
#include "selection.h"
using namespace std;
-using namespace Marklin;
+using namespace R2C2;
using namespace Msp;
Manipulator::Manipulator(Designer &d, Graphics::EventSource &es, Selection &s):
mode = ELEVATE;
}
-void Manipulator::start_extend()
+bool Manipulator::start_extend()
{
if(mode)
cancel();
- mode = EXTEND;
+ bool ok = false;
+ const set<Track *> &stracks = selection.get_tracks();
+ for(set<Track *>::const_iterator i=stracks.begin(); (!ok && i!=stracks.end()); ++i)
+ {
+ const vector<Track *> &links = (*i)->get_links();
+ for(vector<Track *>::const_iterator j=links.begin(); (!ok && j!=links.end()); ++j)
+ ok = !*j;
+ }
+
+ if(ok)
+ mode = EXTEND;
+ else
+ signal_status.emit("No free endpoints");
+
+ return ok;
}
void Manipulator::duplicate()
}
}
-vector<Track *> Manipulator::create_straight(const Marklin::Point &start, float dir, float length, float limit)
+vector<Track *> Manipulator::create_straight(const R2C2::Point &start, float dir, float length, float limit)
{
const Catalogue::TrackMap &track_types = designer.get_catalogue().get_tracks();
std::map<float, const TrackType *> types_by_length;