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initial support for creating hyperlinks in HSLF, units test are still to do

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@700493 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yegor Kozlov 2008-09-30 15:11:26 +00:00
parent 2c0c9b6d8b
commit 2df9929020
3 changed files with 87 additions and 1 deletions
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59
src/scratchpad/examples/src/org/apache/poi/hslf/examples/CreateHyperlink.java Executable file
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@ -0,0 +1,59 @@
/* ====================================================================
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.examples;
import org.apache.poi.hslf.usermodel.SlideShow;
import org.apache.poi.hslf.usermodel.RichTextRun;
import org.apache.poi.hslf.model.*;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.awt.*;
/**
* Demonstrates how to create hyperlinks in PowerPoint presentations
*
* @author Yegor Kozlov
*/
public class CreateHyperlink {
public static void main(String[] args) throws Exception {
SlideShow ppt = new SlideShow();
Slide slide = ppt.createSlide();
TextBox shape = new TextBox();
shape.setText("Apache POI");
Rectangle anchor = new Rectangle(100, 100, 200, 50);
shape.setAnchor(anchor);
String text = shape.getText();
Hyperlink link = new Hyperlink();
link.setAddress("http://www.apache.org");
link.setTitle(shape.getText());
int linkId = ppt.addHyperlink(link);
shape.setHyperlink(linkId, 0, text.length());
slide.addShape(shape);
FileOutputStream out = new FileOutputStream("hyperlink.ppt");
ppt.write(out);
out.close();
}
}

27
src/scratchpad/src/org/apache/poi/hslf/model/TextShape.java
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@ -547,4 +547,31 @@ public abstract class TextShape extends SimpleShape {
return (OEPlaceholderAtom)getClientDataRecord(RecordTypes.OEPlaceholderAtom.typeID);
}
/**
*
* Assigns a hyperlink to this text shape
*
* @param linkId id of the hyperlink, @see org.apache.poi.hslf.usermodel.SlideShow#addHyperlink(Hyperlink)
* @param beginIndex the beginning index, inclusive.
* @param endIndex the ending index, exclusive.
* @see org.apache.poi.hslf.usermodel.SlideShow#addHyperlink(Hyperlink)
*/
public void setHyperlink(int linkId, int beginIndex, int endIndex){
//TODO validate beginIndex and endIndex and throw IllegalArgumentException
InteractiveInfo info = new InteractiveInfo();
InteractiveInfoAtom infoAtom = info.getInteractiveInfoAtom();
infoAtom.setAction(InteractiveInfoAtom.ACTION_HYPERLINK);
infoAtom.setHyperlinkType(InteractiveInfoAtom.LINK_Url);
infoAtom.setHyperlinkID(linkId);
_txtbox.appendChildRecord(info);
TxInteractiveInfoAtom txiatom = new TxInteractiveInfoAtom();
txiatom.setStartIndex(beginIndex);
txiatom.setEndIndex(endIndex);
_txtbox.appendChildRecord(txiatom);
}
}

2
src/scratchpad/src/org/apache/poi/hslf/record/TxInteractiveInfoAtom.java
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@ -40,7 +40,7 @@ public class TxInteractiveInfoAtom extends RecordAtom {
/**
* Constructs a brand new link related atom record.
*/
protected TxInteractiveInfoAtom() {
public TxInteractiveInfoAtom() {
_header = new byte[8];
_data = new byte[8];