Changeset - r131:3125084667a3
« 130:88c4f7
132:50ff94 »
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alpar (Alpar Juttner)
alpar@cs.elte.hu
Changes in interface and internals of graph_to_eps.h
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1 file changed with 17 insertions and 14 deletions:
lemon/graph_to_eps.h
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lemon/graph_to_eps.h
Ignore white space 16 line context
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@@ -44,27 +44,29 @@
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///\ingroup eps_io
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///\file
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///\brief Simple graph drawer
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///
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///\author Alpar Juttner
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namespace lemon {


			




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template<class MT>


			




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class _NegY {


			




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public:


			




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  typedef typename MT::Key Key;


			




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  typedef typename MT::Value Value;


			




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  const MT &map;


			




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  int yscale;


			




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  _NegY(const MT &m,bool b) : map(m), yscale(1-b*2) {}


			




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  Value operator[](Key n) { return Value(map[n].x,map[n].y*yscale);}


			




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};


			




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  namespace _graph_to_eps_bits {


			




	
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    template<class MT>


			




	
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    class _NegY {


			




	
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    public:


			




	
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      typedef typename MT::Key Key;


			




	
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      typedef typename MT::Value Value;


			




	
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      const MT &map;


			




	
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      int yscale;


			




	
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      _NegY(const MT &m,bool b) : map(m), yscale(1-b*2) {}


			




	
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      Value operator[](Key n) { return Value(map[n].x,map[n].y*yscale);}


			




	
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    };


			




	
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  }


			




	
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///Default traits class of \ref GraphToEps


			




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///Default traits class of \ref GraphToEps


			




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///


			




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///\c G is the type of the underlying graph.


			




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template<class G>


			




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struct DefaultGraphToEpsTraits


			




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{


			




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@@ -153,17 +155,17 @@


			




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    _arcWidths(1.0), _arcWidthScale(0.003),


			




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    _nodeScale(1.0), _xBorder(10), _yBorder(10), _scale(1.0),


			




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    _nodeBorderQuotient(.1),


			




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    _drawArrows(false), _arrowLength(1), _arrowWidth(0.3),


			




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    _showNodes(true), _showArcs(true),


			




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    _enableParallel(false), _parArcDist(1),


			




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    _showNodeText(false), _nodeTexts(false), _nodeTextSize(1),


			




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    _showNodePsText(false), _nodePsTexts(false), _nodePsTextsPreamble(0),


			




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    _undirected(false),


			




	
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    _undirected(lemon::UndirectedTagIndicator<G>::value),


			




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    _pleaseRemoveOsStream(_pros), _scaleToA4(false),


			




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    _nodeTextColorType(SAME_COL), _nodeTextColors(BLACK),


			




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    _autoNodeScale(false),


			




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    _autoArcWidthScale(false),


			




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    _absoluteNodeSizes(false),


			




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    _absoluteArcWidths(false),


			




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    _negY(false),


			




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    _preScale(true)


			




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@@ -663,17 +665,17 @@


			




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  ///Sets whether the the graph is undirected


			




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  ///


			




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  GraphToEps<T> &undirected(bool b=true) {_undirected=b;return *this;}


			




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  ///Sets whether the the graph is directed


			




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  ///Sets whether the the graph is directed.


			




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  ///Use it to show the edges as a pair of directed ones.


			




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  GraphToEps<T> &bidir(bool b=true) {_undirected=!b;return *this;}


			




	
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  GraphToEps<T> &directed(bool b=true) {_undirected=!b;return *this;}


			




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  ///Sets the title.


			




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  ///Sets the title of the generated image,


			




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  ///namely it inserts a <tt>%%Title:</tt> DSC field to the header of


			




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  ///the EPS file.


			




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  GraphToEps<T> &title(const std::string &t) {_title=t;return *this;}


			




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  ///Sets the copyright statement.


			




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@@ -709,17 +711,18 @@


			




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  ///\ref named-templ-func-param "named template parameters",


			




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  ///this function calles the algorithm itself, i.e. in this case


			




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  ///it draws the graph.


			




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  void run() {


			




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    ///\todo better 'epsilon' would be nice here.


			




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    const double EPSILON=1e-9;


			




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    if(dontPrint) return;


			




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    _NegY<typename T::CoordsMapType> mycoords(_coords,_negY);


			




	
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    _graph_to_eps_bits::_NegY<typename T::CoordsMapType>


			




	
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      mycoords(_coords,_negY);


			




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    os << "%!PS-Adobe-2.0 EPSF-2.0\n";


			




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    if(_title.size()>0) os << "%%Title: " << _title << '\n';


			




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     if(_copyright.size()>0) os << "%%Copyright: " << _copyright << '\n';


			




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//        << "%%Copyright: XXXX\n"


			




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    os << "%%Creator: LEMON, graphToEps()\n";


			




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    {


			




        

    






    
    



    


    

     
    
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