#include <dot.h>

Public Member Functions
	Edge (DotNode start, DotNode end, EdgeType type)

void	write (FTextStream &t) const

Public Attributes
DotNode *	pNStart

DotNode *	pNEnd

EdgeType	eType

QList< Link >	links

Detailed Description

Definition at line 299 of file dot.h.

Constructor & Destructor Documentation

DotGroupCollaboration::Edge::Edge	(	DotNode *	start,
		DotNode *	end,
		EdgeType	type
	)

inline

Definition at line 302 of file dot.h.

References links.

: pNStart(start), pNEnd(end), eType(type)

{ links.setAutoDelete(TRUE); }

Member Function Documentation

void DotGroupCollaboration::Edge::write ( FTextStream & t ) const

Definition at line 4627 of file dot.cpp.

References convertLabel(), endl(), eType, DotGroupCollaboration::Link::label, links, DotNode::number(), pNEnd, pNStart, and DotGroupCollaboration::thierarchy.

Referenced by DotGroupCollaboration::writeGraph().

{
  const char* linkTypeColor[] = {
       "darkorchid3"
      ,"orange"
      ,"blueviolet"
      ,"darkgreen"   
      ,"firebrick4"  
      ,"grey75"
      ,"midnightblue"
  };
  QCString arrowStyle = "dir=\"none\", style=\"dashed\"";
  t << "  Node" << pNStart->number();
  t << "->";
  t << "Node" << pNEnd->number();
  t << " [shape=plaintext";
  if (links.count()>0) // there are links
  {
    t << ", ";
    // HTML-like edge labels crash on my Mac with Graphviz 2.0! and
    // are not supported by older version of dot.
    //
    //t << label=<<TABLE BORDER=\"0\" CELLBORDER=\"0\">";
    //QListIterator<Link> lli(links);
    //Link *link;
    //for( lli.toFirst(); (link=lli.current()); ++lli)
    //{
    //  t << "<TR><TD";
    //  if ( !link->url.isEmpty() )
    //    t << " HREF=\"" << link->url << "\"";
    //  t << ">" << link->label << "</TD></TR>";
    //}
    //t << "</TABLE>>";
    t << "label=\"";
    QListIterator<Link> lli(links);
    Link *link;
    bool first=TRUE;
    int count=0;
    const int maxLabels = 10;
    for( lli.toFirst(); (link=lli.current()) && count<maxLabels; ++lli,++count)
    {
      if (first) first=FALSE; else t << "\\n"; 
      t << convertLabel(link->label);
    }
    if (count==maxLabels) t << "\\n...";
    t << "\"";
  }
  switch( eType )
  {
    case thierarchy:
      arrowStyle = "dir=\"back\", style=\"solid\"";
      break;
    default:
      t << ", color=\"" << linkTypeColor[(int)eType] << "\"";
      break;
  }
  t << ", " << arrowStyle;
  t << "];" << endl;
}