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/*
 * $Id$
 * 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.fo.flow;

// fop
import org.apache.fop.fo.*;
import org.apache.fop.fo.properties.*;
import org.apache.fop.datatypes.ColorType;
import org.apache.fop.fo.FObj;
import org.apache.fop.layout.FontState;
import org.apache.fop.layout.AuralProps;
import org.apache.fop.layout.BorderAndPadding;
import org.apache.fop.layout.BackgroundProps;
import org.apache.fop.layout.HyphenationProps;
import org.apache.fop.layout.MarginInlineProps;
import org.apache.fop.layout.RelativePositionProps;
import org.apache.fop.apps.FOPException;
import org.apache.fop.area.inline.InlineArea;
import org.apache.fop.layoutmgr.LayoutManager;
import org.apache.fop.layoutmgr.LeafNodeLayoutManager;


/**
 * this class represents the flow object 'fo:character'. Its use is defined by
 * the spec: "The fo:character flow object represents a character that is mapped to
 * a glyph for presentation. It is an atomic unit to the formatter.
 * When the result tree is interpreted as a tree of formatting objects,
 * a character in the result tree is treated as if it were an empty
 * element of type fo:character with a character attribute
 * equal to the Unicode representation of the character.
 * The semantics of an "auto" value for character properties, which is
 * typically their initial value,  are based on the Unicode codepoint.
 * Overrides may be specified in an implementation-specific manner." (6.6.3)
 *
 */
public class Character extends FObj {
    public final static int OK = 0;
    public final static int DOESNOT_FIT = 1;

    private char characterValue;

    public Character(FONode parent) {
        super(parent);
    }

    public LayoutManager getLayoutManager() {
        LeafNodeLayoutManager lm = new LeafNodeLayoutManager(this);
        lm.setCurrentArea(getInlineArea());
        return lm;
    }

    protected InlineArea getInlineArea() {
        return null;
    }

    public void setup() throws FOPException {

        // Common Aural Properties
        AuralProps mAurProps = propMgr.getAuralProps();

        // Common Border, Padding, and Background Properties
        BorderAndPadding bap = propMgr.getBorderAndPadding();
        BackgroundProps bProps = propMgr.getBackgroundProps();

        // Common Font Properties
        //this.fontState = propMgr.getFontState(area.getFontInfo());

        // Common Hyphenation Properties
        HyphenationProps mHyphProps = propMgr.getHyphenationProps();

        // Common Margin Properties-Inline
        MarginInlineProps mProps = propMgr.getMarginInlineProps();

        // Common Relative Position Properties
        RelativePositionProps mRelProps = propMgr.getRelativePositionProps();

        // this.properties.get("alignment-adjust");
        // this.properties.get("treat-as-word-space");
        // this.properties.get("alignment-baseline");
        // this.properties.get("baseline-shift");
        // this.properties.get("character");
        // this.properties.get("color");
        // this.properties.get("dominant-baseline");
        // this.properties.get("text-depth");
        // this.properties.get("text-altitude");
        // this.properties.get("glyph-orientation-horizontal");
        // this.properties.get("glyph-orientation-vertical");
        // this.properties.get("id");
        // this.properties.get("keep-with-next");
        // this.properties.get("keep-with-previous");
        // this.properties.get("letter-spacing");
        // this.properties.get("line-height");
        // this.properties.get("line-height-shift-adjustment");
        // this.properties.get("score-spaces");
        // this.properties.get("suppress-at-line-break");
        // this.properties.get("text-decoration");
        // this.properties.get("text-shadow");
        // this.properties.get("text-transform");
        // this.properties.get("word-spacing");
    }

    public CharIterator charIterator() {
	return new OneCharIterator(characterValue);
	// But what it the character is ignored due to white space handling?
    }


}