/*===========================================================================*\
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*                              OpenFlipper                                   *
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 *           Department of Computer Graphics and Multimedia                  *
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\*===========================================================================*/



//== INCLUDES =================================================================
#include "elementFunction.hh"

#include "graphicsScene.hh"
#include "sceneElement.hh"
#include "../parser/function.hh"
#include "../parser/element.hh"

#include "baseWidget.hh"

//== NAMESPACES ===============================================================
namespace VSI {

//=============================================================================
//
//  CLASS VSI::ElementFunction - IMPLEMENTATION
//
//=============================================================================

/// Constructor
ElementFunction::ElementFunction (Function *_f, SceneElement *_element) :
  element_ (_element),
  function_ (_f)
{
  scene_ = new GraphicsScene (_f->element()->context(), this);
  connect (scene_, SIGNAL (contentChanged ()),
           _element->graphicsScene (), SLOT (contentChange ()));
}

//------------------------------------------------------------------------------

/// Destructor
ElementFunction::~ElementFunction ()
{
  delete scene_;
}

//------------------------------------------------------------------------------

/// Save to xml
void ElementFunction::saveToXml(QDomDocument & _doc, QDomElement & _root)
{
  QDomElement main = _doc.createElement("function");
  _root.appendChild(main);
  main.setAttribute ("name",function_->name ());
  scene_->saveToXml (_doc, main);
}

//------------------------------------------------------------------------------

/// Load from xml
void ElementFunction::loadFromXml(QXmlQuery & _xml)
{
  scene_->loadFromXml (_xml);
}

//------------------------------------------------------------------------------

// initiate editing
void VSI::ElementFunction::editFunction()
{
  BaseWidget::getBaseWidget ()->pushScene (scene_);
}

//------------------------------------------------------------------------------
}