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/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* $Id$ */
package org.apache.fop.render.rtf;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.impl.SimpleLog;
//FOP
import org.apache.fop.apps.FOPException;
import org.apache.fop.fo.Constants;
import org.apache.fop.fo.pagination.Region;
import org.apache.fop.fo.pagination.SimplePageMaster;
import org.apache.fop.fo.properties.Property;
import org.apache.fop.render.rtf.rtflib.rtfdoc.RtfAttributes;
import org.apache.fop.render.rtf.rtflib.rtfdoc.RtfPage;
/** Converts simple-page-master attributes into strings as defined in RtfPage.
* @author Christopher Scott, scottc@westinghouse.com
* @author Peter Herweg, pherweg@web.de
*/
class PageAttributesConverter {
private static Log log = new SimpleLog("FOP/RTF");
/** convert xsl:fo attributes to RTF text attributes */
static RtfAttributes convertPageAttributes(SimplePageMaster pagemaster) {
RtfAttributes attrib = new RtfAttributes();
try {
FoUnitsConverter converter = FoUnitsConverter.getInstance();
float fPageTop = 0;
float fPageBottom = 0;
Property p = null;
Float f = null;
Region before = pagemaster.getRegion(Constants.FO_REGION_BEFORE);
Region body = pagemaster.getRegion(Constants.FO_REGION_BODY);
Region after = pagemaster.getRegion(Constants.FO_REGION_AFTER);
if ((p = pagemaster.getProperty(Constants.PR_PAGE_WIDTH)) != null) {
f = new Float(p.getLength().getValue() / 1000f);
attrib.set(RtfPage.PAGE_WIDTH,
(int)converter.convertToTwips(f.toString() + "pt"));
}
if ((p = pagemaster.getProperty(Constants.PR_PAGE_HEIGHT)) != null) {
f = new Float(p.getLength().getValue() / 1000f);
attrib.set(RtfPage.PAGE_HEIGHT,
(int)converter.convertToTwips(f.toString() + "pt"));
}
if ((p = pagemaster.getProperty(Constants.PR_MARGIN_TOP)) != null) {
fPageTop = p.getLength().getValue() / 1000f;
}
if ((p = pagemaster.getProperty(Constants.PR_MARGIN_BOTTOM)) != null) {
fPageBottom = p.getLength().getValue() / 1000f;
}
if ((p = pagemaster.getProperty(Constants.PR_MARGIN_LEFT)) != null) {
f = new Float(p.getLength().getValue() / 1000f);
attrib.set(RtfPage.MARGIN_LEFT,
(int)converter.convertToTwips(f.toString() + "pt"));
}
if ((p = pagemaster.getProperty(Constants.PR_MARGIN_RIGHT)) != null) {
f = new Float(p.getLength().getValue() / 1000f);
attrib.set(RtfPage.MARGIN_RIGHT,
(int)converter.convertToTwips(f.toString() + "pt"));
}
//region-body attributes
float fBodyTop = fPageTop;
float fBodyBottom = fPageBottom;
if (body != null) {
if ((p = body.getProperty(Constants.PR_MARGIN_TOP)) != null) {
fBodyTop += p.getLength().getValue() / 1000f;
}
if ((p = body.getProperty(Constants.PR_MARGIN_BOTTOM)) != null) {
fBodyBottom += p.getLength().getValue() / 1000f;
}
}
f = new Float(fBodyTop);
attrib.set(RtfPage.MARGIN_TOP,
(int)converter.convertToTwips(f.toString() + "pt"));
f = new Float(fBodyBottom);
attrib.set(RtfPage.MARGIN_BOTTOM,
(int)converter.convertToTwips(f.toString() + "pt"));
//region-before attributes
float fBeforeTop = fPageTop;
if (before != null) {
if ((p = before.getProperty(Constants.PR_MARGIN_TOP)) != null) {
fBeforeTop += p.getLength().getValue() / 1000f;
}
}
f = new Float(fBeforeTop);
attrib.set(RtfPage.HEADERY,
(int)converter.convertToTwips(f.toString() + "pt"));
//region-after attributes
float fAfterBottom = fPageBottom;
if (after != null) {
if ((p = after.getProperty(Constants.PR_MARGIN_BOTTOM)) != null) {
fAfterBottom += p.getLength().getValue() / 1000f;
}
}
f = new Float(fAfterBottom);
attrib.set(RtfPage.FOOTERY,
(int)converter.convertToTwips(f.toString() + "pt"));
} catch (FOPException e) {
log.error("Exception in convertPageAttributes: "
+ e.getMessage() + "- page attributes ignored");
attrib = new RtfAttributes();
}
return attrib;
}
}
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