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- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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.mif;
-
- import java.io.IOException;
- import java.io.OutputStream;
-
- import org.xml.sax.SAXException;
-
- import org.apache.commons.logging.Log;
- import org.apache.commons.logging.LogFactory;
-
- import org.apache.fop.apps.FOUserAgent;
- import org.apache.fop.fo.FOEventHandler;
- import org.apache.fop.fo.FOText;
- import org.apache.fop.fo.flow.BasicLink;
- import org.apache.fop.fo.flow.Block;
- import org.apache.fop.fo.flow.Character;
- import org.apache.fop.fo.flow.ExternalGraphic;
- import org.apache.fop.fo.flow.Footnote;
- import org.apache.fop.fo.flow.FootnoteBody;
- import org.apache.fop.fo.flow.Inline;
- import org.apache.fop.fo.flow.InstreamForeignObject;
- import org.apache.fop.fo.flow.Leader;
- import org.apache.fop.fo.flow.ListBlock;
- import org.apache.fop.fo.flow.ListItem;
- import org.apache.fop.fo.flow.ListItemBody;
- import org.apache.fop.fo.flow.ListItemLabel;
- import org.apache.fop.fo.flow.PageNumber;
- import org.apache.fop.fo.flow.table.Table;
- import org.apache.fop.fo.flow.table.TableBody;
- import org.apache.fop.fo.flow.table.TableCell;
- import org.apache.fop.fo.flow.table.TableColumn;
- import org.apache.fop.fo.flow.table.TableFooter;
- import org.apache.fop.fo.flow.table.TableHeader;
- import org.apache.fop.fo.flow.table.TableRow;
- import org.apache.fop.fo.pagination.Flow;
- import org.apache.fop.fo.pagination.PageSequence;
- import org.apache.fop.fo.pagination.PageSequenceMaster;
- import org.apache.fop.fo.pagination.SimplePageMaster;
- import org.apache.fop.fo.pagination.StaticContent;
- import org.apache.fop.fonts.FontSetup;
-
- // TODO: do we really want every method throwing a SAXException
-
- /**
- * The MIF Handler.
- * This generates MIF output using the structure events from
- * the FO Tree sent to this structure handler.
- * This builds an MIF file and writes it to the output.
- */
- public class MIFHandler extends FOEventHandler {
-
- /** Logger */
- private static Log log = LogFactory.getLog(MIFHandler.class);
-
- /** the MIFFile instance */
- protected MIFFile mifFile;
-
- /** the OutputStream to write to */
- protected OutputStream outStream;
-
- // current state elements
- private MIFElement textFlow;
- private MIFElement para;
-
- /**
- * Creates a new MIF handler on a given OutputStream.
- * @param ua FOUserAgent instance for this process
- * @param os OutputStream to write to
- */
- public MIFHandler(FOUserAgent ua, OutputStream os) {
- super(ua);
- outStream = os;
- boolean base14Kerning = false; //TODO - FIXME
- FontSetup.setup(fontInfo, null, ua.getResourceResolver(), base14Kerning);
- }
-
- /** {@inheritDoc} */
- public void startDocument() throws SAXException {
- log.fatal("The MIF Handler is non-functional at this time. Please help resurrect it!");
- mifFile = new MIFFile();
- try {
- mifFile.output(outStream);
- } catch (IOException ioe) {
- throw new SAXException(ioe);
- }
- }
-
- /** {@inheritDoc} */
- public void endDocument() throws SAXException {
- // finish all open elements
- mifFile.finish(true);
- try {
- mifFile.output(outStream);
- outStream.flush();
- } catch (IOException ioe) {
- throw new SAXException(ioe);
- }
- }
-
- /** {@inheritDoc} */
- public void startPageSequence(PageSequence pageSeq) {
- // get the layout master set
- // setup the pages for this sequence
- String name = pageSeq.getMasterReference();
- SimplePageMaster spm = pageSeq.getRoot().getLayoutMasterSet().getSimplePageMaster(name);
- if (spm == null) {
- PageSequenceMaster psm
- = pageSeq.getRoot().getLayoutMasterSet().getPageSequenceMaster(name);
- } else {
- // create simple master with regions
- MIFElement prop = new MIFElement("PageType");
- prop.setValue("BodyPage");
-
- MIFElement page = new MIFElement("Page");
- page.addElement(prop);
-
- prop = new MIFElement("PageBackground");
- prop.setValue("'Default'");
- page.addElement(prop);
-
- // build regions
- MIFElement textRect = new MIFElement("TextRect");
- prop = new MIFElement("ID");
- prop.setValue("1");
- textRect.addElement(prop);
- prop = new MIFElement("ShapeRect");
- prop.setValue("0.0 841.889 453.543 0.0");
- textRect.addElement(prop);
- page.addElement(textRect);
-
- textRect = new MIFElement("TextRect");
- prop = new MIFElement("ID");
- prop.setValue("2");
- textRect.addElement(prop);
- prop = new MIFElement("ShapeRect");
- prop.setValue("0.0 841.889 453.543 187.65");
- textRect.addElement(prop);
- page.addElement(textRect);
-
- mifFile.addPage(page);
- }
- }
-
- /** {@inheritDoc} */
- public void endPageSequence(PageSequence pageSeq) {
- }
-
- /** {@inheritDoc} */
- public void startFlow(Flow fl) {
- // start text flow in body region
- textFlow = new MIFElement("TextFlow");
- }
-
- /** {@inheritDoc} */
- public void endFlow(Flow fl) {
- textFlow.finish(true);
- mifFile.addElement(textFlow);
- textFlow = null;
- }
-
- /** {@inheritDoc} */
- public void startBlock(Block bl) {
- para = new MIFElement("Para");
- // get font
- textFlow.addElement(para);
- }
-
- /** {@inheritDoc} */
- public void endBlock(Block bl) {
- para.finish(true);
- para = null;
- }
-
- /** {@inheritDoc} */
- public void startInline(Inline inl) {
- }
-
- /** {@inheritDoc} */
- public void endInline(Inline inl) {
- }
-
- /** {@inheritDoc} */
- public void startTable(Table tbl) {
- }
-
- /** {@inheritDoc} */
- public void endTable(Table tbl) {
- }
-
- /** {@inheritDoc} */
- public void startColumn(TableColumn tc) {
- }
-
- /** {@inheritDoc} */
- public void endColumn(TableColumn tc) {
- }
-
- /** {@inheritDoc} */
- public void startHeader(TableHeader th) {
- }
-
- /** {@inheritDoc} */
- public void endHeader(TableHeader th) {
- }
-
- /** {@inheritDoc} */
- public void startFooter(TableFooter tf) {
- }
-
- /** {@inheritDoc} */
- public void endFooter(TableFooter tf) {
- }
-
- /** {@inheritDoc} */
- public void startBody(TableBody tb) {
- }
-
- /** {@inheritDoc} */
- public void endBody(TableBody tb) {
- }
-
- /** {@inheritDoc} */
- public void startRow(TableRow tr) {
- }
-
- /** {@inheritDoc} */
- public void endRow(TableRow tr) {
- }
-
- /** {@inheritDoc} */
- public void startCell(TableCell tc) {
- }
-
- /** {@inheritDoc} */
- public void endCell(TableCell tc) {
- }
-
- /** {@inheritDoc} */
- public void startList(ListBlock lb) {
- }
-
- /** {@inheritDoc} */
- public void endList(ListBlock lb) {
- }
-
- /** {@inheritDoc} */
- public void startListItem(ListItem li) {
- }
-
- /** {@inheritDoc} */
- public void endListItem(ListItem li) {
- }
-
- /** {@inheritDoc} */
- public void startListLabel(ListItemLabel listItemLabel) {
- }
-
- /** {@inheritDoc} */
- public void endListLabel(ListItemLabel listItemLabel) {
- }
-
- /** {@inheritDoc} */
- public void startListBody(ListItemBody listItemBody) {
- }
-
- /** {@inheritDoc} */
- public void endListBody(ListItemBody listItemBody) {
- }
-
- /** {@inheritDoc} */
- public void startStatic(StaticContent staticContent) {
- }
-
- /** {@inheritDoc} */
- public void endStatic(StaticContent staticContent) {
- }
-
- /** {@inheritDoc} */
- public void startMarkup() {
- }
-
- /** {@inheritDoc} */
- public void endMarkup() {
- }
-
- /** {@inheritDoc} */
- public void startLink(BasicLink basicLink) {
- }
-
- /** {@inheritDoc} */
- public void endLink(BasicLink basicLink) {
- }
-
- /** {@inheritDoc} */
- public void image(ExternalGraphic eg) {
- }
-
- /** {@inheritDoc} */
- public void pageRef() {
- }
-
- /** {@inheritDoc} */
- public void startInstreamForeignObject(InstreamForeignObject ifo) {
- }
-
- /** {@inheritDoc} */
- public void endInstreamForeignObject(InstreamForeignObject ifo) {
- }
-
- /** {@inheritDoc} */
- public void startFootnote(Footnote footnote) {
- }
-
- /** {@inheritDoc} */
- public void endFootnote(Footnote footnote) {
- }
-
- /** {@inheritDoc} */
- public void startFootnoteBody(FootnoteBody body) {
- }
-
- /** {@inheritDoc} */
- public void endFootnoteBody(FootnoteBody body) {
- }
-
- /** {@inheritDoc} */
- public void startLeader(Leader l) {
- }
-
- /** {@inheritDoc} */
- public void endLeader(Leader l) {
- }
-
- public void character(Character c) {
- appendCharacters ( new String ( new char[] {c.getCharacter()} ) );
- }
-
- /** {@inheritDoc} */
- public void characters(FOText foText) {
- appendCharacters ( foText.getCharSequence().toString() );
- }
-
- /** {@inheritDoc} */
- public void startPageNumber(PageNumber pagenum) {
- }
-
- /** {@inheritDoc} */
- public void endPageNumber(PageNumber pagenum) {
- }
-
- private void appendCharacters ( String str ) {
- if (para != null) {
- str = str.trim();
- // break into nice length chunks
- if (str.length() == 0) {
- return;
- }
- MIFElement line = new MIFElement("ParaLine");
- MIFElement prop = new MIFElement("TextRectID");
- prop.setValue("2");
- line.addElement(prop);
- prop = new MIFElement("String");
- prop.setValue("\"" + str + "\"");
- line.addElement(prop);
- para.addElement(line);
- }
- }
- }
-
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