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// file : xsd-frontend/semantic-graph/compositors.hxx
// copyright : Copyright (c) 2006-2014 Code Synthesis Tools CC
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#ifndef XSD_FRONTEND_SEMANTIC_GRAPH_COMPOSITORS_HXX
#define XSD_FRONTEND_SEMANTIC_GRAPH_COMPOSITORS_HXX
#include <list>
#include <xsd-frontend/semantic-graph/elements.hxx>
#include <xsd-frontend/semantic-graph/particle.hxx>
namespace XSDFrontend
{
namespace SemanticGraph
{
//
//
class ContainsCompositor: public virtual Edge
{
public:
Compositor&
compositor () const
{
return *compositor_;
}
Node&
container () const
{
return *container_;
}
public:
unsigned long
min () const
{
return min_;
}
unsigned long
max () const
{
return max_;
}
public:
ContainsCompositor (unsigned long min, unsigned long max);
void
set_left_node (Node& n)
{
container_ = &n;
}
void
set_right_node (Compositor& n)
{
compositor_ = &n;
}
void
clear_left_node (Node& n)
{
assert (container_ == &n);
container_ = 0;
}
void
clear_right_node (Compositor& n)
{
assert (compositor_ == &n);
compositor_ = 0;
}
private:
Compositor* compositor_;
Node* container_;
unsigned long min_, max_;
};
//
//
class Compositor: public virtual Particle
{
typedef std::list<ContainsParticle*> ContainsList;
public:
typedef pointer_iterator<ContainsList::iterator> ContainsIterator;
typedef
pointer_iterator<ContainsList::const_iterator>
ContainsConstIterator;
ContainsIterator
contains_begin ()
{
return contains_.begin ();
}
ContainsIterator
contains_end ()
{
return contains_.end ();
}
ContainsConstIterator
contains_begin () const
{
return contains_.begin ();
}
ContainsConstIterator
contains_end () const
{
return contains_.end ();
}
public:
bool
contained_compositor_p ()
{
return contained_compositor_ != 0;
}
ContainsCompositor&
contained_compositor ()
{
assert (contained_compositor_ != 0);
return *contained_compositor_;
}
public:
unsigned long
min () const
{
if (contained_compositor_ != 0)
return contained_compositor_->min ();
else
return Particle::min ();
}
unsigned long
max () const
{
if (contained_compositor_ != 0)
return contained_compositor_->max ();
else
return Particle::max ();
}
public:
Compositor (): contained_compositor_ (0) {}
void
add_edge_left (ContainsParticle& e)
{
contains_.push_back (&e);
}
void
add_edge_left (ContainsParticle& e, ContainsIterator const& after)
{
if (after.base () == contains_.end ())
contains_.push_front (&e);
else
{
ContainsList::iterator i (after.base ());
contains_.insert (++i, &e);
}
}
void
remove_edge_left (ContainsParticle& e)
{
for (ContainsList::iterator i (contains_.begin ());
i != contains_.end (); ++i)
{
if (*i == &e)
{
contains_.erase (i);
break;
}
}
}
void
add_edge_right (ContainsCompositor& e)
{
contained_compositor_ = &e;
}
void
remove_edge_right (ContainsCompositor& e)
{
assert (contained_compositor_ == &e);
contained_compositor_ = 0;
}
using Node::add_edge_right;
using Particle::add_edge_right;
using Particle::remove_edge_right;
private:
ContainsList contains_;
ContainsCompositor* contained_compositor_;
};
//
//
class All: public virtual Compositor
{
public:
All (Path const& file, unsigned long line, unsigned long column);
};
//
//
class Choice: public virtual Compositor
{
public:
Choice (Path const& file, unsigned long line, unsigned long column);
};
//
//
class Sequence: public virtual Compositor
{
public:
Sequence (Path const& file, unsigned long line, unsigned long column);
};
}
}
#endif // XSD_FRONTEND_SEMANTIC_GRAPH_COMPOSITORS_HXX
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