/* $RCSfile: PrintSpatial.java,v $
 * $Revision: 1.4 $ $Date: 2012/02/23 19:36:17 $
 * Auth: Jochen Fritz (jfritz@steptools.com)
 * 
 * Copyright (c) 1991-2012 by STEP Tools Inc. 
 * All Rights Reserved.
 * 
 * Permission to use, copy, modify, and distribute this software and
 * its documentation is hereby granted, provided that this copyright
 * notice and license appear on all copies of the software.
 * 
 * STEP TOOLS MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE
 * SUITABILITY OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. STEP TOOLS
 * SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A
 * RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
 * DERIVATIVES.
 */


import java.io.IOException;
import java.util.Iterator;

import com.steptools.stdev.*;
import com.steptools.stdev.p21.*;
import com.steptools.schemas.ifc2x3.*;


public class PrintSpatial {

    // PRINT SPATIAL STRUCTURE - This IFC program recursively prints the
    // spatial structure defined in a file, beginning with the IfcProject
    // root.  Use this as the starting point for a more sophisticated
    // program.

    public static void main(String[] argv) throws STDevException, IOException
    {
	// read file, change to args[0] or other as needed
	String fname = "geometry_out.ifc";
		
	System.out.println ("Loading file: "+ fname);
	Part21Parser parser = new Part21LoggingParser();
	Model mod = parser.parse(fname);
	EntityIDTable eids = EntityIDTable.forModel(mod);
	Population pop = (Population) mod.getPopulation();
		
	// Find the project and print all children 
	EntityExtent projs = pop.getExtent(IfcProject.DOMAIN);
	Iterator itor = projs.iterator();
	while (itor.hasNext()) {
	    IfcProject p = (IfcProject) itor.next();
	    printStruct (pop, eids, p, 0);
	}
		
    }

    static void printStruct (
	Population pop, 
	EntityIDTable eids, 
	IfcObjectDefinition elem, 
	int indent
	)
    {	
	// Print info about the current object
	for (int i=0; i<indent; i++)
	    System.out.print ("  ");

	System.out.println (
	    "STRUCTURE ELEMENT: " + 
	    elem.domain().getName() + " #"+
	    eids.getId(elem) + " " +
	    elem.getName()
	    );
		
	Iterator itor = pop.getExtent(IfcRelAggregates.DOMAIN).iterator();
	while (itor.hasNext()) {
	    IfcRelAggregates agg = (IfcRelAggregates) itor.next();

	    // Only look at children of elem
	    if (elem != agg.getRelatingObject())
		continue;

	    // recursively traverse the subcomponent
	    SetIfcObjectDefinition subs = agg.getRelatedObjects();
	    for (int i=0; i < subs.size(); i++)
		printStruct(pop, eids, subs.getValue(i), indent + 1);
	}
		
    }
}