| /* ==================================================================== |
| 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. |
| ==================================================================== */ |
| |
| package org.apache.poi.hslf.dev; |
| |
| import java.io.IOException; |
| |
| import org.apache.poi.hslf.record.EscherTextboxWrapper; |
| import org.apache.poi.hslf.record.PPDrawing; |
| import org.apache.poi.hslf.record.Record; |
| import org.apache.poi.hslf.record.TextBytesAtom; |
| import org.apache.poi.hslf.record.TextCharsAtom; |
| import org.apache.poi.hslf.usermodel.HSLFSlideShowImpl; |
| |
| |
| /** |
| * Uses record level code to locate PPDrawing entries. |
| * Having found them, it sees if they have DDF Textbox records, and if so, |
| * searches those for text. Prints out any text it finds |
| */ |
| public final class PPDrawingTextListing { |
| public static void main(String[] args) throws IOException { |
| if(args.length < 1) { |
| System.err.println("Need to give a filename"); |
| System.exit(1); |
| } |
| |
| try (HSLFSlideShowImpl ss = new HSLFSlideShowImpl(args[0])) { |
| |
| // Find PPDrawings at any second level position |
| Record[] records = ss.getRecords(); |
| for (int i = 0; i < records.length; i++) { |
| Record[] children = records[i].getChildRecords(); |
| if (children != null && children.length != 0) { |
| for (int j = 0; j < children.length; j++) { |
| if (children[j] instanceof PPDrawing) { |
| System.out.println("Found PPDrawing at " + j + " in top level record " + i + " (" + records[i].getRecordType() + ")"); |
| |
| // Look for EscherTextboxWrapper's |
| PPDrawing ppd = (PPDrawing) children[j]; |
| EscherTextboxWrapper[] wrappers = ppd.getTextboxWrappers(); |
| System.out.println(" Has " + wrappers.length + " textbox wrappers within"); |
| |
| // Loop over the wrappers, showing what they contain |
| for (int k = 0; k < wrappers.length; k++) { |
| EscherTextboxWrapper tbw = wrappers[k]; |
| System.out.println(" " + k + " has " + tbw.getChildRecords().length + " PPT atoms within"); |
| |
| // Loop over the records, printing the text |
| Record[] pptatoms = tbw.getChildRecords(); |
| for (Record pptatom : pptatoms) { |
| String text = null; |
| if (pptatom instanceof TextBytesAtom) { |
| TextBytesAtom tba = (TextBytesAtom) pptatom; |
| text = tba.getText(); |
| } |
| if (pptatom instanceof TextCharsAtom) { |
| TextCharsAtom tca = (TextCharsAtom) pptatom; |
| text = tca.getText(); |
| } |
| |
| if (text != null) { |
| text = text.replace('\r', '\n'); |
| System.out.println(" ''" + text + "''"); |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |