/*
 * (C) Copyright 1996-2016 ECMWF.
 * 
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. 
 * In applying this licence, ECMWF does not waive the privileges and immunities 
 * granted to it by virtue of its status as an intergovernmental organisation nor
 * does it submit to any jurisdiction.
 */

/*! \file SceneNode.cc
    \brief Implementation of the Template class SceneNode.
    
    Magics Team - ECMWF 2007
    
    Started: Thu 1-Mar-2007
    
    Changes:
    
*/



#include "SceneNode.h"
#include "LayoutManager.h"
#include "Dimension.h"
#include "TextVisitor.h"
#include "LegendVisitor.h"
#include "Layer.h"

using namespace magics;

SceneNode::SceneNode() : legend_(0)
{
	static int i = 0;

    
    ostringstream n;
	n << "Page" << i;
	name_ = n.str();
	i++;
    layout_ = new SceneLayout();
    layout_->name(name_);
    layout_->id(iconId_); // For Metview
}


SceneNode::~SceneNode() 
{
	
}


/*!
 Class information are given to the output-stream.
*/		
void SceneNode::print(ostream& out)  const
{
	out << "SceneNode[" << name_;
	
		out << "->" << parent_->name();
	
	out << "]";
}
void SceneNode::getReady()
{
}
void SceneNode::text(TextVisitor* text)
{
	MagLog::dev() << " SceneNode::text -->" << endl;
	((BasicPositionalObject*)text)->parent(this);
	text->getReady(); //to calcuilate the dimension
		
	 (*manager_)(this, (BasicPositionalObject*)text);
	texts_.push_back(text);
}

void SceneNode::legend(LegendVisitor* legend)
{
	legend_ = legend; 
	((BasicPositionalObject*)legend)->parent(this);
	legend->getReady(); //to calcuilate the dimension
		
	(*manager_)(this, (BasicPositionalObject*)legend);
	
}

void SceneNode::visit(BasicGraphicsObjectContainer& tree)
{
	tree.push_back(layout_);
	layout_->blankIt(); 
    SceneLayer* layer = new SceneLayer();
    for ( vector<TextVisitor*>::iterator text = texts_.begin(); text != texts_.end(); ++text)
    	layer->text(*text);
    layer->legend(legend_);
    layer->setMagicsMode(mode());
    layout_->push_back(layer);
    layout_->id(iconId_); // For Metview
    
  
	dispatch(*layer); 
	
	layout_->frameIt();  
	
}

FortranSceneNode::FortranSceneNode() : sceneLayer_(0)
{

}

void FortranSceneNode::visit(BasicGraphicsObjectContainer& tree)
{
	if ( !sceneLayer_ ) {
		tree.push_back(layout_);
		layout_->blankIt();
		sceneLayer_ = new SceneLayer();
		sceneLayer_->state(new_layer);
		sceneLayer_->setMagicsMode(mode());
		layout_->push_back(sceneLayer_);
		page_id_->visit(*layout_);
		layout_->id(iconId_); // For Metview
		layout_->frameIt();
	}
#ifdef MAG_NEXT
	else 
    {
		sceneLayer_->state(geometry_changed);
		//layout_->clear();
		//layout_->push_back(sceneLayer_);
	}
#endif

	dispatch(*sceneLayer_);
	
	layout_->frameIt();  
	
}
string FortranSceneNode::theme() const
{
	if (theme_ == "super_page_theme" ) 
		return parent_->theme();
	else 
		return theme_;
}
	

void FortranSceneNode::getReady()
{	
	ASSERT(parent_);
	
	
	// Make sure that the dimensions are not bigger that the paper size!

	if ( width_ > parent_->absoluteWidth() )
		width_ = parent_->absoluteWidth();
	if ( height_ > parent_->absoluteHeight() )
			height_ = parent_->absoluteHeight();


	double x =  adjustDimension(x_, 0, parent_->absoluteWidth());
	double y = adjustDimension(y_, 0, parent_->absoluteHeight());
    double width = adjustDimension(width_, 100, parent_->absoluteWidth());
	double height = adjustDimension(height_, 100, parent_->absoluteHeight());
	
	layout_->x(x);
	layout_->y(y);
	layout_->width(width);
	layout_->height(height);
	
    
	layout_->frame(false, FortranSceneNodeAttributes::frame_,*frame_colour_, frame_line_style_, frame_thickness_, Colour("white"));
  
	BasicSceneObject::getReady();
}

FortranSceneNode::~FortranSceneNode() 
{
}

/*!
 Class information are given to the output-stream.
*/		
void FortranSceneNode::print(ostream& out)  const
{
	out << "FortranSceneNode[";
	BasicSceneObject::print(out);
	FortranSceneNodeAttributes::print(out);
	out << "]";
}

XmlSceneNode::XmlSceneNode() 
{
}


XmlSceneNode::~XmlSceneNode() 
{
}

/*!
 Class information are given to the output-stream.
*/		
void XmlSceneNode::print(ostream& out)  const
{
	out << "XmlSceneNode[";
	out << "]";
}



void XmlSceneNode::getReady()
{
	
	MagLog::dev() << " SceneNode::getReady() \n";
	MagLog::dev() << "XmlSceneNode::getReady() \n";
	ASSERT (parent_);
	Dimension bottom(bottom_, parent_->absoluteWidth(), 0);
	Dimension left(left_, parent_->absoluteHeight(), 0);
	Dimension width(width_, parent_->absoluteWidth(), 100);
	Dimension height(height_, parent_->absoluteHeight(), 100);
	
	Dimension mb(margin_bottom_, width.absolute(), 0);
	Dimension ml(margin_left_, height.absolute(), 0);
	Dimension mr(margin_right_, width.absolute(), 0);
	Dimension mt(margin_top_, height.absolute(), 0);
	

	
	layout_->x(left.percent()); // Add alos the margin!
	layout_->y(bottom.percent()); // Add alos the margin!
	layout_->width(width.percent());
	layout_->height(height.percent());
	
	layout_->display(display_);
	
	

	
	layout_->frame(false, border_, *border_colour_, border_style_, border_thickness_, Colour("white"));
	
	

	BasicSceneObject::getReady();
	
}



