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#include "idag.h"
#include "idocument.h"
#include "igeometry_read_format.h"
#include "igeometry_write_format.h"
#include "iobject_collection.h"
#include "iproperty.h"
#include "iproperty_collection.h"
#include "iobject.h"
#include "property.h"
#include "result.h"
#include "serialization.h"
#include <sdpxml/sdpxml.h>
#include <boost/lexical_cast.hpp>
namespace
{
class save_dependencies
{
public:
typedef std::map<k3d::iproperty*, k3d::iobject*> map_t;
save_dependencies(map_t& Map, sdpxml::Element& DAGXML) :
m_map(Map),
m_dag_xml(DAGXML)
{
}
void operator()(const k3d::idag::dependency_t& Dependency)
{
// Sanity checks ...
k3d::iproperty* const from_property = Dependency.second;
if(!from_property)
return;
k3d::iobject* const from_object = m_map[from_property];
return_if_fail(from_object);
k3d::iproperty* const to_property = Dependency.first;
return_if_fail(to_property);
k3d::iobject* const to_object = m_map[to_property];
return_if_fail(to_object);
m_dag_xml.Append(
sdpxml::Element("dependency", "",
sdpxml::Attribute("from_object", boost::lexical_cast<sdpString>(from_object->id())),
sdpxml::Attribute("from_property", from_property->name()),
sdpxml::Attribute("to_object", boost::lexical_cast<sdpString>(to_object->id())),
sdpxml::Attribute("to_property", to_property->name())));
}
private:
map_t& m_map;
sdpxml::Element& m_dag_xml;
};
class load_dependencies
{
public:
typedef std::map<k3d::iobject::id_type, k3d::iobject*> map_t;
load_dependencies(map_t& Map, k3d::idag::dependencies_t& Dependencies) :
m_map(Map),
m_dependencies(Dependencies)
{
}
void operator()(const sdpxml::Element& Dependency)
{
if("dependency" != Dependency.Name())
return;
const k3d::iobject::id_type from_object_id = sdpxml::GetAttribute(Dependency, "from_object", 0);
return_if_fail(from_object_id);
k3d::iobject* const from_object = m_map[from_object_id];
if(!from_object)
{
std::cerr << error << "Missing dependency source object [" << from_object_id << "]" << std::endl;
return;
}
sdpString from_property_name;
return_if_fail(sdpxml::ParseAttribute(Dependency, "from_property", from_property_name));
k3d::iproperty* const from_property = k3d::get_property(*from_object, from_property_name);
if(!from_property)
{
std::cerr << error << "Missing dependency source property [" << from_object->name() << "." << from_property_name << "]" << std::endl;
return;
}
const k3d::iobject::id_type to_object_id = sdpxml::GetAttribute(Dependency, "to_object", 0);
return_if_fail(to_object_id);
k3d::iobject* const to_object = m_map[to_object_id];
if(!to_object)
{
std::cerr << error << "Missing dependency target object [" << to_object_id << "]" << std::endl;
return;
}
sdpString to_property_name;
return_if_fail(sdpxml::ParseAttribute(Dependency, "to_property", to_property_name));
k3d::iproperty* const to_property = k3d::get_property(*to_object, to_property_name);
if(!to_property)
{
std::cerr << error << "Missing dependency target property [" << to_object->name() << "." << to_property_name << "]" << std::endl;
return;
}
m_dependencies[to_property] = from_property;
}
private:
map_t& m_map;
k3d::idag::dependencies_t& m_dependencies;
};
} // namespace
namespace k3d
{
void save_dag(idocument& Document, sdpxml::Element& XML)
{
// Create a mapping of properties to objects ...
save_dependencies::map_t object_map;
const iobject_collection::objects_t& objects = Document.objects().collection();
for(iobject_collection::objects_t::const_iterator object = objects.begin(); object != objects.end(); ++object)
{
iproperty_collection* const property_collection = dynamic_cast<iproperty_collection*>(*object);
if(!property_collection)
continue;
const iproperty_collection::properties_t properties(property_collection->properties());
for(iproperty_collection::properties_t::const_iterator property = properties.begin(); property != properties.end(); ++property)
object_map[*property] = *object;
}
// Save all dependencies
sdpxml::Element& dag_xml = XML.Append(sdpxml::Element("dag"));
std::for_each(Document.dag().dependencies().begin(), Document.dag().dependencies().end(), save_dependencies(object_map, dag_xml));
}
void load_dag(idocument& Document, sdpxml::Element& XML)
{
// If we don't have any DAG information, we're done ...
sdpxml::Element* const dag_xml = sdpxml::FindElement(XML, sdpxml::SameName("dag"));
if(!dag_xml)
return;
// Create a mapping of IDs to objects ...
load_dependencies::map_t object_map;
const iobject_collection::objects_t& objects = Document.objects().collection();
for(iobject_collection::objects_t::const_iterator object = objects.begin(); object != objects.end(); ++object)
object_map[(*object)->id()] = *object;
// Load data and update the DAG ...
idag::dependencies_t dependencies;
std::for_each(dag_xml->Children().begin(), dag_xml->Children().end(), load_dependencies(object_map, dependencies));
Document.dag().set_dependencies(dependencies);
}
bool import_file(idocument& Document, igeometry_read_format& FormatFilter, const boost::filesystem::path& File)
{
// Give the format a chance to look at the file, first ...
if(!FormatFilter.pre_read(Document, File))
return false;
// Prompt the user for any options before reading ...
if(!FormatFilter.read_options(Document, File))
return false;
return FormatFilter.read_file(Document, File);
}
bool export_file(idocument& Document, igeometry_write_format& FormatFilter, const boost::filesystem::path& File)
{
// Give the format a chance to look at the file, first ...
if(!FormatFilter.pre_write(Document, File))
return false;
// Prompt the user for any options before writing ...
if(!FormatFilter.write_options(Document, File))
return false;
// Write the file ...
return FormatFilter.write_file(Document, File);
}
} // namespace k3d
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