/*
*
* This file is part of the iText (R) project.
Copyright (c) 1998-2017 iText Group NV
* Authors: Bruno Lowagie, Alexander Chingarev, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: sales@itextpdf.com
*/
package com.itextpdf.text.pdf;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Rectangle;
import java.io.IOException;
public class PdfARadioCheckField extends RadioCheckField {
private static final PdfName off = new PdfName("Off");
protected static final String check = "0.8 0 0 0.8 0.3 0.5 cm 0 0 m\n" +
"0.066 -0.026 l\n" +
"0.137 -0.15 l\n" +
"0.259 0.081 0.46 0.391 0.553 0.461 c\n" +
"0.604 0.489 l\n" +
"0.703 0.492 l\n" +
"0.543 0.312 0.255 -0.205 0.154 -0.439 c\n" +
"0.069 -0.399 l\n" +
"0.035 -0.293 -0.039 -0.136 -0.091 -0.057 c\n" +
"h\n" +
"f\n";
protected static final String circle = "1 0 0 1 0.86 0.5 cm 0 0 m\n" +
"0 0.204 -0.166 0.371 -0.371 0.371 c\n" +
"-0.575 0.371 -0.741 0.204 -0.741 0 c\n" +
"-0.741 -0.204 -0.575 -0.371 -0.371 -0.371 c\n" +
"-0.166 -0.371 0 -0.204 0 0 c\n" +
"f\n";
protected static final String cross = "1 0 0 1 0.85 0.8 cm 0 0 m\n" +
"-0.172 -0.027 l\n" +
"-0.332 -0.184 l\n" +
"-0.443 -0.019 l\n" +
"-0.475 -0.009 l\n" +
"-0.568 -0.168 l\n" +
"-0.453 -0.324 l\n" +
"-0.58 -0.497 l\n" +
"-0.59 -0.641 l\n" +
"-0.549 -0.627 l\n" +
"-0.543 -0.612 -0.457 -0.519 -0.365 -0.419 c\n" +
"-0.163 -0.572 l\n" +
"-0.011 -0.536 l\n" +
"-0.004 -0.507 l\n" +
"-0.117 -0.441 l\n" +
"-0.246 -0.294 l\n" +
"-0.132 -0.181 l\n" +
"0.031 -0.04 l\n" +
"h\n" +
"f\n";
protected static final String diamond = "1 0 0 1 0.55 0.12 cm 0 0 m\n" +
"0.376 0.376 l\n" +
"0 0.751 l\n" +
"-0.376 0.376 l\n" +
"h\n" +
"f\n";
protected static final String square = "1 0 0 1 0.885 0.835 cm 0 0 -0.669 -0.67 re\n" +
"f\n";
protected static final String star = "0.95 0 0 0.95 0.9 0.6 cm 0 0 m\n" +
"-0.291 0 l\n" +
"-0.381 0.277 l\n" +
"-0.47 0 l\n" +
"-0.761 0 l\n" +
"-0.526 -0.171 l\n" +
"-0.616 -0.448 l\n" +
"-0.381 -0.277 l\n" +
"-0.145 -0.448 l\n" +
"-0.236 -0.171 l\n" +
"h\n" +
"f\n";
protected static String typeStreams[] = {check, circle, cross, diamond, square, star};
public PdfARadioCheckField(PdfWriter writer, Rectangle box, String fieldName, String onValue) {
super(writer, box, fieldName, onValue);
}
@Override
protected PdfFormField getField(boolean isRadio) throws IOException, DocumentException {
PdfFormField field = super.getField(isRadio);
PdfDictionary ap = field.getAsDict(PdfName.AP);
if (ap != null) {
PdfDictionary n = ap.getAsDict(PdfName.N);
if (n != null) {
PdfObject stream = null;
if (isChecked())
stream = n.get(new PdfName(getOnValue()));
else
stream = n.get(off);
if (stream != null) {
ap.put(PdfName.N, stream);
}
}
}
return field;
}
@Override
public void setCheckType(int checkType) {
if (checkType < TYPE_CHECK || checkType > TYPE_STAR)
checkType = TYPE_CIRCLE;
this.checkType = checkType;
}
@Override
public PdfAppearance getAppearance(boolean isRadio, boolean on) throws IOException, DocumentException {
if (isRadio && checkType == TYPE_CIRCLE)
return getAppearanceRadioCircle(on);
PdfAppearance app = getBorderAppearance();
if (!on)
return app;
boolean borderExtra = borderStyle == PdfBorderDictionary.STYLE_BEVELED || borderStyle == PdfBorderDictionary.STYLE_INSET;
float bw2 = borderWidth;
if (borderExtra) {
bw2 *= 2;
}
float offsetX = (borderExtra ? 2 * borderWidth : borderWidth);
offsetX = Math.max(offsetX, 1);
float offX = Math.min(bw2, offsetX);
float wt = box.getWidth() - 2 * offX;
float ht = box.getHeight() - 2 * offX;
app.saveState();
app.rectangle(offX, offX, wt, ht);
app.clip();
app.newPath();
if (textColor == null)
app.resetGrayFill();
else
app.setColorFill(textColor);
float size = Math.min(box.getWidth(), box.getHeight());
app.concatCTM(size, 0, 0, size, 0, 0);
app.getInternalBuffer().append(typeStreams[checkType - 1]);
app.restoreState();
return app;
}
@Override
protected BaseFont getRealFont() throws IOException, DocumentException {
return null;
}
}