/*
 * $Id$
 * Copyright (C) 2001 The Apache Software Foundation. All rights reserved.
 * For details on use and redistribution please refer to the
 * LICENSE file included with these sources.
 */

package org.apache.fop.mif;

// Java
import java.io.*;
import java.util.*;

/**
 * The MIF File.
 * This organises the MIF File and the corresponding elements.
 * The catalog elements are used to setup the resources that
 * are referenced.
 */
public class MIFFile extends MIFElement {

    protected MIFElement colorCatalog = null;
    protected PGFElement pgfCatalog = null;
    protected MIFElement fontCatalog = null;
    protected RulingElement rulingCatalog = null;
    protected MIFElement tblCatalog = null;
    protected MIFElement views = null;
    protected MIFElement variableFormats = null;
    protected MIFElement xRefFormats = null;
    protected MIFElement document = null;
    protected MIFElement bookComponent = null;
    protected MIFElement initialAutoNums = null;
    protected MIFElement aFrames = null;
    protected MIFElement tbls = null;
    protected ArrayList pages = new ArrayList();
    protected ArrayList textFlows = null;


    /**
     */
    public MIFFile() {
        super("");
        valueElements = new ArrayList();
        setup();
    }

    /**
     * Do some setup.
     * Currently adds some dummy values to the resources.
     */
    protected void setup() {
        MIFElement unit = new MIFElement("Units");
        unit.setValue("Ucm");
        addElement(unit);

        colorCatalog = new MIFElement("ColorCatalog");
        MIFElement color = new MIFElement("Color");
        MIFElement prop = new MIFElement("ColorTag");
        prop.setValue("`Black'");
        color.addElement(prop);
        prop = new MIFElement("ColorCyan");
        prop.setValue("0.000000");
        color.addElement(prop);

        prop = new MIFElement("ColorMagenta");
        prop.setValue("0.000000");
        color.addElement(prop);
        prop = new MIFElement("ColorYellow");
        prop.setValue("0.000000");
        color.addElement(prop);
        prop = new MIFElement("ColorBlack");
        prop.setValue("100.000000");
        color.addElement(prop);
        prop = new MIFElement("ColorAttribute");
        prop.setValue("ColorIsBlack");
        color.addElement(prop);
        prop = new MIFElement("ColorAttribute");
        prop.setValue("ColorIsReserved");
        color.addElement(prop);
        color.finish(true);

        colorCatalog.addElement(color);
        addElement(colorCatalog);

        pgfCatalog = new PGFElement();
        pgfCatalog.lookupElement(null);
        addElement(pgfCatalog);

        rulingCatalog = new RulingElement();
        rulingCatalog.lookupElement(null);
        addElement(rulingCatalog);

    }

    public void output(OutputStream os) throws IOException {
        if(finished) return;

        if(!started) {
            os.write(("<MIFFile  5.00> # Generated by FOP\n"/* + getVersion()*/).getBytes());
            started = true;
        }
        boolean done = true;

        for(Iterator iter = valueElements.iterator(); iter.hasNext(); ) {
            MIFElement el = (MIFElement)iter.next();
            boolean d = el.output(os, 0);
            if(d) {
                iter.remove();
            } else {
                done = false;
                break;
            }
        }
        if(done && finish) {
            os.write(("# end of MIFFile").getBytes());
        }
    }

    public void addPage(MIFElement p) {
        pages.add(p);
        addElement(p);
    }
}