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/*
* $Id: InstreamForeignObject.java,v 1.37 2003/03/05 20:38:21 jeremias Exp $
* ============================================================================
* The Apache Software License, Version 1.1
* ============================================================================
*
* Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modifica-
* tion, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowledgment: "This product includes software
* developed by the Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself, if
* and wherever such third-party acknowledgments normally appear.
*
* 4. The names "FOP" and "Apache Software Foundation" must not be used to
* endorse or promote products derived from this software without prior
* written permission. For written permission, please contact
* apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache", nor may
* "Apache" appear in their name, without prior written permission of the
* Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
* DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ============================================================================
*
* This software consists of voluntary contributions made by many individuals
* on behalf of the Apache Software Foundation and was originally created by
* James Tauber <jtauber@jtauber.com>. For more information on the Apache
* Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.fop.fo.flow;
import org.apache.fop.fo.FONode;
import org.apache.fop.fo.FOTreeVisitor;
import org.apache.fop.fo.FObj;
import org.apache.fop.fo.properties.DisplayAlign;
import org.apache.fop.fo.properties.TextAlign;
/**
* The instream-foreign-object flow formatting object.
* This is an atomic inline object that contains
* xml data.
*/
public class InstreamForeignObject extends FObj {
/**
* constructs an instream-foreign-object object (called by Maker).
*
* @param parent the parent formatting object
*/
public InstreamForeignObject(FONode parent) {
super(parent);
}
public int computeXOffset (int ipd, int cwidth) {
int xoffset = 0;
int ta = properties.get("text-align").getEnum();
switch (ta) {
case TextAlign.CENTER:
xoffset = (ipd - cwidth) / 2;
break;
case TextAlign.END:
xoffset = ipd - cwidth;
break;
case TextAlign.START:
break;
case TextAlign.JUSTIFY:
default:
break;
}
return xoffset;
}
public int computeYOffset(int bpd, int cheight) {
int yoffset = 0;
int da = properties.get("display-align").getEnum();
switch (da) {
case DisplayAlign.BEFORE:
break;
case DisplayAlign.AFTER:
yoffset = bpd - cheight;
break;
case DisplayAlign.CENTER:
yoffset = (bpd - cheight) / 2;
break;
case DisplayAlign.AUTO:
default:
break;
}
return yoffset;
}
/**
* This flow object generates inline areas.
* @see org.apache.fop.fo.FObj#generatesInlineAreas()
* @return true
*/
public boolean generatesInlineAreas() {
return true;
}
/*
// Common Accessibility Properties
AccessibilityProps mAccProps = propMgr.getAccessibilityProps();
// Common Aural Properties
AuralProps mAurProps = propMgr.getAuralProps();
// Common Border, Padding, and Background Properties
BorderAndPadding bap = propMgr.getBorderAndPadding();
BackgroundProps bProps = propMgr.getBackgroundProps();
// Common Margin Properties-Inline
MarginInlineProps mProps = propMgr.getMarginInlineProps();
// Common Relative Position Properties
RelativePositionProps mRelProps = propMgr.getRelativePositionProps();
// this.properties.get("alignment-adjust");
// this.properties.get("alignment-baseline");
// this.properties.get("baseline-shift");
// this.properties.get("block-progression-dimension");
// this.properties.get("content-height");
// this.properties.get("content-type");
// this.properties.get("content-width");
// this.properties.get("display-align");
// this.properties.get("dominant-baseline");
// this.properties.get("height");
setupID();
// this.properties.get("inline-progression-dimension");
// this.properties.get("keep-with-next");
// this.properties.get("keep-with-previous");
// this.properties.get("line-height");
// this.properties.get("line-height-shift-adjustment");
// this.properties.get("overflow");
// this.properties.get("scaling");
// this.properties.get("scaling-method");
// this.properties.get("text-align");
// this.properties.get("width");
/* retrieve properties *
int align = this.properties.get("text-align").getEnum();
int valign = this.properties.get("vertical-align").getEnum();
int overflow = this.properties.get("overflow").getEnum();
this.breakBefore = this.properties.get("break-before").getEnum();
this.breakAfter = this.properties.get("break-after").getEnum();
this.width = this.properties.get("width").getLength().mvalue();
this.height = this.properties.get("height").getLength().mvalue();
this.contwidth =
this.properties.get("content-width").getLength().mvalue();
this.contheight =
this.properties.get("content-height").getLength().mvalue();
this.wauto = this.properties.get("width").getLength().isAuto();
this.hauto = this.properties.get("height").getLength().isAuto();
this.cwauto =
this.properties.get("content-width").getLength().isAuto();
this.chauto =
this.properties.get("content-height").getLength().isAuto();
this.startIndent =
this.properties.get("start-indent").getLength().mvalue();
this.endIndent =
this.properties.get("end-indent").getLength().mvalue();
this.spaceBefore =
this.properties.get("space-before.optimum").getLength().mvalue();
this.spaceAfter =
this.properties.get("space-after.optimum").getLength().mvalue();
this.scaling = this.properties.get("scaling").getEnum();
*/
/**
* This is a hook for an FOTreeVisitor subclass to be able to access
* this object.
* @param fotv the FOTreeVisitor subclass that can access this object.
* @see org.apache.fop.fo.FOTreeVisitor
*/
public void acceptVisitor(FOTreeVisitor fotv) {
fotv.serveInstreamForeignObject(this);
}
}
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