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300 It e; |
300 It e; |
301 getFirst(e, v); |
301 getFirst(e, v); |
302 return e; |
302 return e; |
303 } |
303 } |
304 |
304 |
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305 bool valid(EdgeIt e) const { return e.valid(); } |
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306 bool valid(NodeIt n) const { return n.valid(); } |
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307 |
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308 template <typename It> It next(It it) const { |
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309 It tmp(it); return goNext(it); } |
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310 template <typename It> It& goNext(It& it) const { return ++it; } |
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311 |
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312 |
305 /* for getting id's of graph objects */ |
313 /* for getting id's of graph objects */ |
306 /* these are important for the implementation of property vectors */ |
314 /* these are important for the implementation of property vectors */ |
307 |
315 |
308 int id(NodeIt v) const { return v.node->id; } |
316 int id(NodeIt v) const { return v.node->id; } |
309 int id(EdgeIt e) const { return e.edge->id; } |
317 int id(EdgeIt e) const { return e.edge->id; } |