/** Creates a JavaScript action. If the JavaScript is smaller than
* 50 characters it will be placed as a string, otherwise it will
* be placed as a compressed stream.
* @param code the JavaScript code
* @param writer the writer for this action
* @param unicode select JavaScript unicode. Note that the internal
* Acrobat JavaScript engine does not support unicode,
* so this may or may not work for you
* @return the JavaScript action
*/
public static PdfAction javaScript(string code, PdfWriter writer, bool unicode)
{
PdfAction js = new PdfAction();
js.put(PdfName.S, PdfName.JAVASCRIPT);
if (unicode && code.Length < 50)
{
js.put(PdfName.JS, new PdfString(code, PdfObject.TEXT_UNICODE));
}
else if (!unicode && code.Length < 100)
{
js.put(PdfName.JS, new PdfString(code));
}
else
{
try {
byte[] b = PdfEncodings.convertToBytes(code, unicode ? PdfObject.TEXT_UNICODE : PdfObject.ENCODING);
PdfStream stream = new PdfStream(b);
stream.flateCompress();
js.put(PdfName.JS, writer.addToBody(stream).IndirectReference);
}
catch (Exception e) {
throw e;
}
}
return(js);
}
public static PdfAction createImportData(string file)
{
PdfAction action = new PdfAction();
action.put(PdfName.S, PdfName.IMPORTDATA);
action.put(PdfName.F, new PdfString(file));
return(action);
}
/** Creates a GoTo action to an internal page.
* @param page the page to go. First page is 1
* @param dest the destination for the page
* @param writer the writer for this action
* @return a GoTo action
*/
public static PdfAction gotoLocalPage(int page, PdfDestination dest, PdfWriter writer)
{
PdfIndirectReference piref = writer.getPageReference(page);
dest.addPage(piref);
PdfAction action = new PdfAction();
action.put(PdfName.S, PdfName.GOTO);
action.put(PdfName.D, dest);
return(action);
}
public static PdfAction createResetForm(Object[] names, int flags)
{
PdfAction action = new PdfAction();
action.put(PdfName.S, PdfName.RESETFORM);
if (names != null)
{
action.put(PdfName.FIELDS, buildArray(names));
}
action.put(PdfName.FLAGS, new PdfNumber(flags));
return(action);
}
internal static PdfAction createHide(PdfObject obj, bool hide)
{
PdfAction action = new PdfAction();
action.put(PdfName.S, PdfName.HIDE);
action.put(PdfName.T, obj);
if (!hide)
{
action.put(PdfName.H, PdfBoolean.PDFFALSE);
}
return(action);
}
public static PdfAction createSubmitForm(string file, Object[] names, int flags)
{
PdfAction action = new PdfAction();
action.put(PdfName.S, PdfName.SUBMITFORM);
PdfDictionary dic = new PdfDictionary();
dic.put(PdfName.F, new PdfString(file));
dic.put(PdfName.FS, PdfName.URL);
action.put(PdfName.F, dic);
if (names != null)
{
action.put(PdfName.FIELDS, buildArray(names));
}
action.put(PdfName.FLAGS, new PdfNumber(flags));
return(action);
}
