Weighted graph

#define     GTS_WGEDGE_CLASS(klass)

#define     GTS_WGEDGE(obj)

#define     GTS_IS_WGEDGE(obj)

struct GtsWGEdgeClass;

struct GtsWGEdge {
  GtsGEdge gedge;

  gfloat weight;
};

GtsWGEdgeClass* gts_wgedge_class            (void);

GtsWGEdge*  gts_wgedge_new                  (GtsWGEdgeClass *klass,
                                             GtsGNode *n1,
                                             GtsGNode *n2,
                                             gfloat weight);

#define     GTS_WGNODE_CLASS(klass)

#define     GTS_WGNODE(obj)

#define     GTS_IS_WGNODE(obj)

struct GtsWGNodeClass;

struct GtsWGNode {
  GtsGNode node;
  
  gfloat weight;
};

GtsWGNodeClass* gts_wgnode_class            (void);

GtsWGNode*  gts_wgnode_new                  (GtsWGNodeClass *klass,
                                             gfloat weight);

#define     GTS_WGRAPH_CLASS(klass)

#define     GTS_WGRAPH(obj)

#define     GTS_IS_WGRAPH(obj)

struct GtsWGraphClass;

struct GtsWGraph {
  GtsGraph graph;

  gfloat weight;
};

GtsWGraphClass* gts_wgraph_class            (void);

gfloat      gts_wgraph_weight_max           (GtsWGraph *wg);