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/*
* Copyright 2003 by Paulo Soares.
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or any later version.
*
* This library 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 Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
package com.lowagie.text.pdf;
import java.awt.Color;
import com.lowagie.text.Element;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Rectangle;
import java.io.IOException;
import java.util.ArrayList;
/** Supports text, combo and list fields generating the correct appearances.
* All the option in the Acrobat GUI are supported in an easy to use API.
* @author Paulo Soares ([email protected])
*/
public class TextField {
/** A thin border with 1 point width. */
public static final float BORDER_WIDTH_THIN = 1;
/** A medium border with 2 point width. */
public static final float BORDER_WIDTH_MEDIUM = 2;
/** A thick border with 3 point width. */
public static final float BORDER_WIDTH_THICK = 3;
/** The field is visible. */
public static final int VISIBLE = 0;
/** The field is hidden. */
public static final int HIDDEN = 1;
/** The field is visible but does not print. */
public static final int VISIBLE_BUT_DOES_NOT_PRINT = 2;
/** The field is hidden but is printable. */
public static final int HIDDEN_BUT_PRINTABLE = 3;
/** The user may not change the value of the field. */
public static final int READ_ONLY = 1;
/** The field must have a value at the time it is exported by a submit-form
* action.
*/
public static final int REQUIRED = 2;
/** The field may contain multiple lines of text.
* This flag is only meaningful with text fields.
*/
public static final int MULTILINE = 4;
/** The field will not scroll (horizontally for single-line
* fields, vertically for multiple-line fields) to accommodate more text
* than will fit within its annotation rectangle. Once the field is full, no
* further text will be accepted.
*/
public static final int DO_NOT_SCROLL = 8;
/** The field is intended for entering a secure password that should
* not be echoed visibly to the screen.
*/
public static final int PASSWORD = 16;
/** The text entered in the field represents the pathname of
* a file whose contents are to be submitted as the value of the field.
*/
public static final int FILE_SELECTION = 32;
/** The text entered in the field will not be spell-checked.
* This flag is meaningful only in text fields and in combo
* fields with the EDIT flag set.
*/
public static final int DO_NOT_SPELL_CHECK = 64;
/** If set the combo box includes an editable text box as well as a drop list; if
* clear, it includes only a drop list.
* This flag is only meaningful with combo fields.
*/
public static final int EDIT = 128;
public static final int COMB = 256;
protected float borderWidth = BORDER_WIDTH_THIN;
protected int borderStyle = PdfBorderDictionary.STYLE_SOLID;
protected Color borderColor;
protected Color backgroundColor;
protected Color textColor;
protected BaseFont font;
protected float fontSize = 0;
protected int alignment = Element.ALIGN_LEFT;
protected PdfWriter writer;
protected String text;
protected Rectangle box;
/** Holds value of property rotation. */
protected int rotation = 0;
/** Holds value of property visibility. */
private int visibility;
/** Holds value of property fieldName. */
private String fieldName;
/** Holds value of property defaultText. */
private String defaultText;
/** Holds value of property options. */
private int options;
/** Holds value of property maxCharacterLength. */
private int maxCharacterLength;
/** Holds value of property choices. */
private String[] choices;
/** Holds value of property choiceExports. */
private String[] choiceExports;
/** Holds value of property choiceSelection. */
private int choiceSelection;
private int topFirst;
/** Creates a new TextField.
* @param writer the document PdfWriter
* @param box the field location and dimensions
* @param fieldName the field name
*/
public TextField(PdfWriter writer, Rectangle box, String fieldName) {
this.writer = writer;
this.box = box;
this.fieldName = fieldName;
}
protected BaseFont getRealFont() throws IOException, DocumentException {
if (font == null)
return BaseFont.createFont(BaseFont.HELVETICA, BaseFont.WINANSI, false);
else
return font;
}
protected PdfAppearance getBorderAppearance() throws IOException, DocumentException {
PdfAppearance app = writer.getDirectContent().createAppearance(box.width(), box.height());
switch (rotation) {
case 90:
app.setMatrix(0, 1, -1, 0, box.height(), 0);
break;
case 180:
app.setMatrix(-1, 0, 0, -1, box.width(), box.height());
break;
case 270:
app.setMatrix(0, -1, 1, 0, 0, box.width());
break;
}
// background
if (backgroundColor != null) {
app.setColorFill(backgroundColor);
app.rectangle(0, 0, box.width(), box.height());
app.fill();
}
// border
if (borderStyle == PdfBorderDictionary.STYLE_UNDERLINE) {
if (borderWidth != 0 && borderColor != null) {
app.setColorStroke(borderColor);
app.setLineWidth(borderWidth);
app.moveTo(0, borderWidth / 2);
app.lineTo(box.width(), borderWidth / 2);
app.stroke();
}
}
else if (borderStyle == PdfBorderDictionary.STYLE_BEVELED) {
if (borderWidth != 0 && borderColor != null) {
app.setColorStroke(borderColor);
app.setLineWidth(borderWidth);
app.rectangle(borderWidth / 2, borderWidth / 2, box.width() - borderWidth, box.height() - borderWidth);
app.stroke();
}
// beveled
Color actual = backgroundColor;
if (actual == null)
actual = Color.white;
app.setGrayFill(1);
drawTopFrame(app);
app.setColorFill(actual.darker());
drawBottomFrame(app);
}
else if (borderStyle == PdfBorderDictionary.STYLE_INSET) {
if (borderWidth != 0 && borderColor != null) {
app.setColorStroke(borderColor);
app.setLineWidth(borderWidth);
app.rectangle(borderWidth / 2, borderWidth / 2, box.width() - borderWidth, box.height() - borderWidth);
app.stroke();
}
// inset
app.setGrayFill(0.5f);
drawTopFrame(app);
app.setGrayFill(0.75f);
drawBottomFrame(app);
}
else {
if (borderWidth != 0 && borderColor != null) {
if (borderStyle == PdfBorderDictionary.STYLE_DASHED)
app.setLineDash(3, 0);
app.setColorStroke(borderColor);
app.setLineWidth(borderWidth);
app.rectangle(borderWidth / 2, borderWidth / 2, box.width() - borderWidth, box.height() - borderWidth);
app.stroke();
if ((options & COMB) != 0 && maxCharacterLength > 1) {
float step = box.width() / maxCharacterLength;
float yb = borderWidth / 2;
float yt = box.height() - borderWidth / 2;
for (int k = 1; k < maxCharacterLength; ++k) {
float x = step * k;
app.moveTo(x, yb);
app.lineTo(x, yt);
}
app.stroke();
}
}
}
return app;
}
public PdfAppearance getAppearance() throws IOException, DocumentException {
PdfAppearance app = getBorderAppearance();
app.beginVariableText();
if (text == null || text.length() == 0) {
app.endVariableText();
return app;
}
BaseFont ufont = getRealFont();
boolean borderExtra = borderStyle == PdfBorderDictionary.STYLE_BEVELED || borderStyle == PdfBorderDictionary.STYLE_INSET;
float h = box.height() - borderWidth * 2;
float bw2 = borderWidth;
if (borderExtra) {
h -= borderWidth * 2;
bw2 *= 2;
}
float offsetX = (borderExtra ? 2 * borderWidth : borderWidth);
offsetX = Math.max(offsetX, 1);
float offX = Math.min(bw2, offsetX);
app.saveState();
app.rectangle(offX, offX, box.width() - 2 * offX, box.height() - 2 * offX);
app.clip();
app.newPath();
if (textColor == null)
app.setGrayFill(0);
else
app.setColorFill(textColor);
app.beginText();
if ((options & MULTILINE) != 0) {
float usize = fontSize;
float width = box.width() - 3 * offsetX;
ArrayList breaks = getHardBreaks(text);
ArrayList lines = breaks;
float factor = ufont.getFontDescriptor(BaseFont.BBOXURY, 1) - ufont.getFontDescriptor(BaseFont.BBOXLLY, 1);
if (usize == 0) {
usize = h / breaks.size() / factor;
if (usize > 4) {
if (usize > 12)
usize = 12;
float step = Math.max((usize - 4) / 10, 0.2f);
for (; usize > 4; usize -= step) {
lines = breakLines(breaks, ufont, usize, width);
if (lines.size() * usize * factor <= h)
break;
}
}
if (usize <= 4) {
usize = 4;
lines = breakLines(breaks, ufont, usize, width);
}
}
else
lines = breakLines(breaks, ufont, usize, width);
app.setFontAndSize(ufont, usize);
app.setLeading(usize * factor);
float offsetY = offsetX + h - ufont.getFontDescriptor(BaseFont.BBOXURY, usize);
String nt = (String)lines.get(0);
if (alignment == Element.ALIGN_RIGHT) {
float wd = ufont.getWidthPoint(nt, usize);
app.moveText(box.width() - 2 * offsetX - wd, offsetY);
}
else if (alignment == Element.ALIGN_CENTER) {
nt = nt.trim();
float wd = ufont.getWidthPoint(nt, usize);
app.moveText(box.width() / 2 - wd / 2, offsetY);
}
else
app.moveText(2 * offsetX, offsetY);
app.showText(nt);
int maxline = (int)(h / usize / factor) + 1;
maxline = Math.min(maxline, lines.size());
for (int k = 1; k < maxline; ++k) {
nt = (String)lines.get(k);
if (alignment == Element.ALIGN_RIGHT) {
float wd = ufont.getWidthPoint(nt, usize);
app.moveText(box.width() - 2 * offsetX - wd - app.getXTLM(), 0);
}
else if (alignment == Element.ALIGN_CENTER) {
nt = nt.trim();
float wd = ufont.getWidthPoint(nt, usize);
app.moveText(box.width() / 2 - wd / 2 - app.getXTLM(), 0);
}
app.newlineShowText(nt);
}
}
else {
float usize = fontSize;
if (usize == 0) {
float maxCalculatedSize = h / (ufont.getFontDescriptor(BaseFont.BBOXURX, 1) - ufont.getFontDescriptor(BaseFont.BBOXLLY, 1));
float wd = ufont.getWidthPoint(text, 1);
if (wd == 0)
usize = maxCalculatedSize;
else
usize = (box.width() - 2 * offsetX) / wd;
if (usize > maxCalculatedSize)
usize = maxCalculatedSize;
if (usize < 4)
usize = 4;
}
app.setFontAndSize(ufont, usize);
float offsetY = offX + ((box.height() - 2*offX) - ufont.getFontDescriptor(BaseFont.ASCENT, usize)) / 2;
if (offsetY < offX)
offsetY = offX;
if (offsetY - offX < -ufont.getFontDescriptor(BaseFont.DESCENT, usize)) {
float ny = -ufont.getFontDescriptor(BaseFont.DESCENT, usize) + offX;
float dy = box.height() - offX - ufont.getFontDescriptor(BaseFont.ASCENT, usize);
offsetY = Math.min(ny, Math.max(offsetY, dy));
}
if ((options & COMB) != 0 && maxCharacterLength > 0) {
int textLen = Math.min(maxCharacterLength, text.length());
int position = 0;
if (alignment == Element.ALIGN_RIGHT) {
position = maxCharacterLength - textLen;
}
else if (alignment == Element.ALIGN_CENTER) {
position = (maxCharacterLength - textLen) / 2;
}
float step = box.width() / maxCharacterLength;
float start = step / 2 + position * step;
for (int k = 0; k < textLen; ++k) {
String c = text.substring(k, k + 1);
float wd = ufont.getWidthPoint(c, usize);
app.setTextMatrix(start - wd / 2, offsetY);
app.showText(c);
start += step;
}
}
else {
if (alignment == Element.ALIGN_RIGHT) {
float wd = ufont.getWidthPoint(text, usize);
app.moveText(box.width() - 2 * offsetX - wd, offsetY);
}
else if (alignment == Element.ALIGN_CENTER) {
float wd = ufont.getWidthPoint(text, usize);
app.moveText(box.width() / 2 - wd / 2, offsetY);
}
else
app.moveText(2 * offsetX, offsetY);
app.showText(text);
}
}
app.endText();
app.restoreState();
app.endVariableText();
return app;
}
PdfAppearance getListAppearance() throws IOException, DocumentException {
PdfAppearance app = getBorderAppearance();
app.beginVariableText();
if (choices == null || choices.length == 0) {
app.endVariableText();
return app;
}
int topChoice = choiceSelection;
if (topChoice >= choices.length) {
topChoice = choices.length - 1;
}
if (topChoice < 0)
topChoice = 0;
BaseFont ufont = getRealFont();
float usize = fontSize;
if (usize == 0)
usize = 12;
boolean borderExtra = borderStyle == PdfBorderDictionary.STYLE_BEVELED || borderStyle == PdfBorderDictionary.STYLE_INSET;
float h = box.height() - borderWidth * 2;
if (borderExtra)
h -= borderWidth * 2;
float offsetX = (borderExtra ? 2 * borderWidth : borderWidth);
float leading = ufont.getFontDescriptor(BaseFont.BBOXURY, usize) - ufont.getFontDescriptor(BaseFont.BBOXLLY, usize);
int maxFit = (int)(h / leading) + 1;
int first = 0;
int last = 0;
last = topChoice + maxFit / 2 + 1;
first = last - maxFit;
if (first < 0) {
last += first;
first = 0;
}
// first = topChoice;
last = first + maxFit;
if (last > choices.length)
last = choices.length;
topFirst = first;
app.saveState();
app.rectangle(offsetX, offsetX, box.width() - 2 * offsetX, box.height() - 2 * offsetX);
app.clip();
app.newPath();
Color mColor;
if (textColor == null)
mColor = new GrayColor(0);
else
mColor = textColor;
app.setColorFill(new Color(10, 36, 106));
app.rectangle(offsetX, offsetX + h - (topChoice - first + 1) * leading, box.width() - 2 * offsetX, leading);
app.fill();
app.beginText();
app.setFontAndSize(ufont, usize);
app.setLeading(leading);
app.moveText(offsetX * 2, offsetX + h - ufont.getFontDescriptor(BaseFont.BBOXURY, usize) + leading);
app.setColorFill(mColor);
for (int idx = first; idx < last; ++idx) {
if (idx == topChoice) {
app.setGrayFill(1);
app.newlineShowText(choices[idx]);
app.setColorFill(mColor);
}
else
app.newlineShowText(choices[idx]);
}
app.endText();
app.restoreState();
app.endVariableText();
return app;
}
protected static ArrayList getHardBreaks(String text) {
ArrayList arr = new ArrayList();
char cs[] = text.toCharArray();
int len = cs.length;
StringBuffer buf = new StringBuffer();
for (int k = 0; k < len; ++k) {
char c = cs[k];
if (c == '\r') {
if (k + 1 < len && cs[k + 1] == '\n')
++k;
arr.add(buf.toString());
buf = new StringBuffer();
}
else if (c == '\n') {
arr.add(buf.toString());
buf = new StringBuffer();
}
else
buf.append(c);
}
arr.add(buf.toString());
return arr;
}
protected static void trimRight(StringBuffer buf) {
int len = buf.length();
while (true) {
if (len == 0)
return;
if (buf.charAt(--len) != ' ')
return;
buf.setLength(len);
}
}
protected static ArrayList breakLines(ArrayList breaks, BaseFont font, float fontSize, float width) {
ArrayList lines = new ArrayList();
StringBuffer buf = new StringBuffer();
for (int ck = 0; ck < breaks.size(); ++ck) {
buf.setLength(0);
float w = 0;
char cs[] = ((String)breaks.get(ck)).toCharArray();
int len = cs.length;
// 0 inline first, 1 inline, 2 spaces
int state = 0;
int lastspace = -1;
char c = 0;
int refk = 0;
for (int k = 0; k < len; ++k) {
c = cs[k];
switch (state) {
case 0:
w += font.getWidthPoint(c, fontSize);
buf.append(c);
if (w > width) {
w = 0;
if (buf.length() > 1) {
--k;
buf.setLength(buf.length() - 1);
}
lines.add(buf.toString());
buf.setLength(0);
refk = k;
if (c == ' ')
state = 2;
else
state = 1;
}
else {
if (c != ' ')
state = 1;
}
break;
case 1:
w += font.getWidthPoint(c, fontSize);
buf.append(c);
if (c == ' ')
lastspace = k;
if (w > width) {
w = 0;
if (lastspace >= 0) {
k = lastspace;
buf.setLength(lastspace - refk);
trimRight(buf);
lines.add(buf.toString());
buf.setLength(0);
refk = k;
lastspace = -1;
state = 2;
}
else {
if (buf.length() > 1) {
--k;
buf.setLength(buf.length() - 1);
}
lines.add(buf.toString());
buf.setLength(0);
refk = k;
if (c == ' ')
state = 2;
}
}
break;
case 2:
if (c != ' ') {
w = 0;
--k;
state = 1;
}
break;
}
}
trimRight(buf);
lines.add(buf.toString());
}
return lines;
}
/** Gets a new text field.
* @throws IOException on error
* @throws DocumentException on error
* @return a new text field
*/
public PdfFormField getTextField() throws IOException, DocumentException {
if (maxCharacterLength <= 0)
options &= ~COMB;
if ((options & COMB) != 0)
options &= ~MULTILINE;
PdfFormField field = PdfFormField.createTextField(writer, false, false, maxCharacterLength);
field.setWidget(box, PdfAnnotation.HIGHLIGHT_INVERT);
field.setFieldName(fieldName);
switch (alignment) {
case Element.ALIGN_CENTER:
field.setQuadding(PdfFormField.Q_CENTER);
break;
case Element.ALIGN_RIGHT:
field.setQuadding(PdfFormField.Q_RIGHT);
break;
}
if (rotation != 0)
field.setMKRotation(rotation);
field.setValueAsString(text);
if (defaultText != null)
field.setDefaultValueAsString(defaultText);
field.setBorderStyle(new PdfBorderDictionary(borderWidth, borderStyle, new PdfDashPattern(3)));
PdfAppearance tp = getAppearance();
field.setAppearance(PdfAnnotation.APPEARANCE_NORMAL, tp);
PdfAppearance da = (PdfAppearance)tp.getDuplicate();
da.setFontAndSize(getRealFont(), fontSize);
if (textColor == null)
da.setGrayFill(0);
else
da.setColorFill(textColor);
field.setDefaultAppearanceString(da);
if (borderColor != null)
field.setMKBorderColor(borderColor);
if (backgroundColor != null)
field.setMKBackgroundColor(backgroundColor);
switch (visibility) {
case HIDDEN:
field.setFlags(PdfAnnotation.FLAGS_PRINT | PdfAnnotation.FLAGS_HIDDEN);
break;
case VISIBLE_BUT_DOES_NOT_PRINT:
break;
case HIDDEN_BUT_PRINTABLE:
field.setFlags(PdfAnnotation.FLAGS_PRINT | PdfAnnotation.FLAGS_NOVIEW);
break;
default:
field.setFlags(PdfAnnotation.FLAGS_PRINT);
break;
}
if ((options & READ_ONLY) != 0)
field.setFieldFlags(PdfFormField.FF_READ_ONLY);
if ((options & REQUIRED) != 0)
field.setFieldFlags(PdfFormField.FF_REQUIRED);
if ((options & MULTILINE) != 0)
field.setFieldFlags(PdfFormField.FF_MULTILINE);
if ((options & DO_NOT_SCROLL) != 0)
field.setFieldFlags(PdfFormField.FF_DONOTSCROLL);
if ((options & PASSWORD) != 0)
field.setFieldFlags(PdfFormField.FF_PASSWORD);
if ((options & FILE_SELECTION) != 0)
field.setFieldFlags(PdfFormField.FF_FILESELECT);
if ((options & DO_NOT_SPELL_CHECK) != 0)
field.setFieldFlags(PdfFormField.FF_DONOTSPELLCHECK);
if ((options & COMB) != 0)
field.setFieldFlags(PdfFormField.FF_COMB);
return field;
}
/** Gets a new combo field.
* @throws IOException on error
* @throws DocumentException on error
* @return a new combo field
*/
public PdfFormField getComboField() throws IOException, DocumentException {
return getChoiceField(false);
}
/** Gets a new list field.
* @throws IOException on error
* @throws DocumentException on error
* @return a new list field
*/
public PdfFormField getListField() throws IOException, DocumentException {
return getChoiceField(true);
}
protected PdfFormField getChoiceField(boolean isList) throws IOException, DocumentException {
options &= (~MULTILINE) & (~COMB);
String uchoices[] = choices;
if (uchoices == null)
uchoices = new String[0];
int topChoice = choiceSelection;
if (topChoice >= uchoices.length)
topChoice = uchoices.length - 1;
text = "";
if (topChoice >= 0)
text = uchoices[topChoice];
if (topChoice < 0)
topChoice = 0;
PdfFormField field = null;
String mix[][] = null;
if (choiceExports == null) {
if (isList)
field = PdfFormField.createList(writer, uchoices, topChoice);
else
field = PdfFormField.createCombo(writer, (options & EDIT) != 0, uchoices, topChoice);
}
else {
mix = new String[uchoices.length][2];
for (int k = 0; k < mix.length; ++k)
mix[k][0] = mix[k][1] = uchoices[k];
int top = Math.min(uchoices.length, choiceExports.length);
for (int k = 0; k < top; ++k) {
if (choiceExports[k] != null)
mix[k][0] = choiceExports[k];
}
if (isList)
field = PdfFormField.createList(writer, mix, topChoice);
else
field = PdfFormField.createCombo(writer, (options & EDIT) != 0, mix, topChoice);
}
field.setWidget(box, PdfAnnotation.HIGHLIGHT_INVERT);
field.setFieldName(fieldName);
if (rotation != 0)
field.setMKRotation(rotation);
if (uchoices.length > 0) {
if (mix != null) {
field.setValueAsString(mix[topChoice][0]);
field.setDefaultValueAsString(mix[topChoice][0]);
}
else {
field.setValueAsString(text);
field.setDefaultValueAsString(text);
}
}
field.setBorderStyle(new PdfBorderDictionary(borderWidth, borderStyle, new PdfDashPattern(3)));
PdfAppearance tp;
if (isList) {
tp = getListAppearance();
if (topFirst > 0)
field.put(PdfName.TI, new PdfNumber(topFirst));
}
else
tp = getAppearance();
field.setAppearance(PdfAnnotation.APPEARANCE_NORMAL, tp);
PdfAppearance da = (PdfAppearance)tp.getDuplicate();
da.setFontAndSize(getRealFont(), fontSize);
if (textColor == null)
da.setGrayFill(0);
else
da.setColorFill(textColor);
field.setDefaultAppearanceString(da);
if (borderColor != null)
field.setMKBorderColor(borderColor);
if (backgroundColor != null)
field.setMKBackgroundColor(backgroundColor);
switch (visibility) {
case HIDDEN:
field.setFlags(PdfAnnotation.FLAGS_PRINT | PdfAnnotation.FLAGS_HIDDEN);
break;
case VISIBLE_BUT_DOES_NOT_PRINT:
break;
case HIDDEN_BUT_PRINTABLE:
field.setFlags(PdfAnnotation.FLAGS_PRINT | PdfAnnotation.FLAGS_NOVIEW);
break;
default:
field.setFlags(PdfAnnotation.FLAGS_PRINT);
break;
}
if ((options & READ_ONLY) != 0)
field.setFieldFlags(PdfFormField.FF_READ_ONLY);
if ((options & REQUIRED) != 0)
field.setFieldFlags(PdfFormField.FF_REQUIRED);
if ((options & DO_NOT_SPELL_CHECK) != 0)
field.setFieldFlags(PdfFormField.FF_DONOTSPELLCHECK);
return field;
}
private void drawTopFrame(PdfAppearance app) {
app.moveTo(borderWidth, borderWidth);
app.lineTo(borderWidth, box.height() - borderWidth);
app.lineTo(box.width() - borderWidth, box.height() - borderWidth);
app.lineTo(box.width() - 2 * borderWidth, box.height() - 2 * borderWidth);
app.lineTo(2 * borderWidth, box.height() - 2 * borderWidth);
app.lineTo(2 * borderWidth, 2 * borderWidth);
app.lineTo(borderWidth, borderWidth);
app.fill();
}
private void drawBottomFrame(PdfAppearance app) {
app.moveTo(borderWidth, borderWidth);
app.lineTo(box.width() - borderWidth, borderWidth);
app.lineTo(box.width() - borderWidth, box.height() - borderWidth);
app.lineTo(box.width() - 2 * borderWidth, box.height() - 2 * borderWidth);
app.lineTo(box.width() - 2 * borderWidth, 2 * borderWidth);
app.lineTo(2 * borderWidth, 2 * borderWidth);
app.lineTo(borderWidth, borderWidth);
app.fill();
}
/** Gets the border width in points.
* @return the border width in points
*/
public float getBorderWidth() {
return this.borderWidth;
}
/** Sets the border width in points. To eliminate the border
* set the border color to null.
* @param borderWidth the border width in points
*/
public void setBorderWidth(float borderWidth) {
this.borderWidth = borderWidth;
}
/** Gets the border style.
* @return the border style
*/
public int getBorderStyle() {
return this.borderStyle;
}
/** Sets the border style. The styles are found in PdfBorderDictionary
* and can be STYLE_SOLID, STYLE_DASHED,
* STYLE_BEVELED, STYLE_INSET and
* STYLE_UNDERLINE.
* @param borderStyle the border style
*/
public void setBorderStyle(int borderStyle) {
this.borderStyle = borderStyle;
}
/** Gets the border color.
* @return the border color
*/
public Color getBorderColor() {
return this.borderColor;
}
/** Sets the border color. Set to null to remove
* the border.
* @param borderColor the border color
*/
public void setBorderColor(Color borderColor) {
this.borderColor = borderColor;
}
/** Gets the background color.
* @return the background color
*/
public Color getBackgroundColor() {
return this.backgroundColor;
}
/** Sets the background color. Set to null for
* transparent background.
* @param backgroundColor the background color
*/
public void setBackgroundColor(Color backgroundColor) {
this.backgroundColor = backgroundColor;
}
/** Gets the text color.
* @return the text color
*/
public Color getTextColor() {
return this.textColor;
}
/** Sets the text color. If null the color used
* will be black.
* @param textColor the text color
*/
public void setTextColor(Color textColor) {
this.textColor = textColor;
}
/** Gets the text font.
* @return the text font
*/
public BaseFont getFont() {
return this.font;
}
/** Sets the text font. If null then Helvetica
* will be used.
* @param font the text font
*/
public void setFont(BaseFont font) {
this.font = font;
}
/** Gets the font size.
* @return the font size
*/
public float getFontSize() {
return this.fontSize;
}
/** Sets the font size. If 0 then auto-sizing will be used but
* only for text fields.
* @param fontSize the font size
*/
public void setFontSize(float fontSize) {
this.fontSize = fontSize;
}
/** Gets the text horizontal alignment.
* @return the text horizontal alignment
*/
public int getAlignment() {
return this.alignment;
}
/** Sets the text horizontal alignment. It can be Element.ALIGN_LEFT,
* Element.ALIGN_CENTER and Element.ALIGN_RIGHT.
* @param alignment the text horizontal alignment
*/
public void setAlignment(int alignment) {
this.alignment = alignment;
}
/** Gets the text.
* @return the text
*/
public String getText() {
return this.text;
}
/** Sets the text for text fields.
* @param text the text
*/
public void setText(String text) {
this.text = text;
}
/** Gets the field dimension and position.
* @return the field dimension and position
*/
public Rectangle getBox() {
return this.box;
}
/** Sets the field dimension and position.
* @param box the field dimension and position
*/
public void setBox(Rectangle box) {
this.box = box;
}
/** Gets the field rotation.
* @return the field rotation
*/
public int getRotation() {
return this.rotation;
}
/** Sets the field rotation. This value should be the same as
* the page rotation where the field will be shown.
* @param rotation the field rotation
*/
public void setRotation(int rotation) {
if (rotation % 90 != 0)
throw new IllegalArgumentException("Rotation must be a multiple of 90.");
rotation %= 360;
if (rotation < 0)
rotation += 360;
this.rotation = rotation;
}
/** Convenience method to set the field rotation the same as the
* page rotation.
* @param page the page
*/
public void setRotationFromPage(Rectangle page) {
setRotation(page.getRotation());
}
/** Gets the field visibility flag.
* @return the field visibility flag
*/
public int getVisibility() {
return this.visibility;
}
/** Sets the field visibility flag. This flags can be one of
* VISIBLE, HIDDEN, VISIBLE_BUT_DOES_NOT_PRINT
* and HIDDEN_BUT_PRINTABLE.
* @param visibility field visibility flag
*/
public void setVisibility(int visibility) {
this.visibility = visibility;
}
/** Gets the field name.
* @return the field name
*/
public String getFieldName() {
return this.fieldName;
}
/** Sets the field name.
* @param fieldName the field name
*/
public void setFieldName(String fieldName) {
this.fieldName = fieldName;
}
/** Gets the default text.
* @return the default text
*/
public String getDefaultText() {
return this.defaultText;
}
/** Sets the default text. It is only meaningful for text fields.
* @param defaultText the default text
*/
public void setDefaultText(String defaultText) {
this.defaultText = defaultText;
}
/** Gets the option flags.
* @return the option flags
*/
public int getOptions() {
return this.options;
}
/** Sets the option flags. The option flags can be a combination by oring of
* READ_ONLY, REQUIRED,
* MULTILINE, DO_NOT_SCROLL,
* PASSWORD, FILE_SELECTION,
* DO_NOT_SPELL_CHECK and EDIT.
* @param options the option flags
*/
public void setOptions(int options) {
this.options = options;
}
/** Gets the maximum length of the field?s text, in characters.
* @return the maximum length of the field?s text, in characters.
*/
public int getMaxCharacterLength() {
return this.maxCharacterLength;
}
/** Sets the maximum length of the field?s text, in characters.
* It is only meaningful for text fields.
* @param maxCharacterLength the maximum length of the field?s text, in characters
*/
public void setMaxCharacterLength(int maxCharacterLength) {
this.maxCharacterLength = maxCharacterLength;
}
/** Gets the choices to be presented to the user in list/combo
* fields.
* @return the choices to be presented to the user
*/
public String[] getChoices() {
return this.choices;
}
/** Sets the choices to be presented to the user in list/combo
* fields.
* @param choices the choices to be presented to the user
*/
public void setChoices(String[] choices) {
this.choices = choices;
}
/** Gets the export values in list/combo fields.
* @return the export values in list/combo fields
*/
public String[] getChoiceExports() {
return this.choiceExports;
}
/** Sets the export values in list/combo fields. If this array
* is null then the choice values will also be used
* as the export values.
* @param choiceExports the export values in list/combo fields
*/
public void setChoiceExports(String[] choiceExports) {
this.choiceExports = choiceExports;
}
/** Gets the zero based index of the selected item.
* @return the zero based index of the selected item
*/
public int getChoiceSelection() {
return this.choiceSelection;
}
/** Sets the zero based index of the selected item.
* @param choiceSelection the zero based index of the selected item
*/
public void setChoiceSelection(int choiceSelection) {
this.choiceSelection = choiceSelection;
}
int getTopFirst() {
return topFirst;
}
/**
* Getter for property writer.
* @return Value of property writer.
*/
public PdfWriter getWriter() {
return writer;
}
/**
* Setter for property writer.
* @param writer New value of property writer.
*/
public void setWriter(PdfWriter writer) {
this.writer = writer;
}
}
