/*
* $Id: SimpleTable.java 4065 2009-09-16 23:09:11Z psoares33 $
*
* Copyright 2005 by Bruno Lowagie.
*
* 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;
import java.util.
ArrayList;
import java.util.
Iterator;
import com.lowagie.text.error_messages.
MessageLocalization;
import com.lowagie.text.
ExceptionConverter;
import com.lowagie.text.pdf.
PdfContentByte;
import com.lowagie.text.pdf.
PdfPTable;
import com.lowagie.text.pdf.
PdfPTableEvent;
/**
* Rectangle that can be used for Cells.
* This Rectangle is padded and knows how to draw itself in a PdfPTable or PdfPcellEvent.
*/
public class
SimpleTable extends
Rectangle implements
PdfPTableEvent,
TextElementArray {
/** the content of a Table. */
private
ArrayList content = new
ArrayList();
/** the width of the Table. */
private float
width = 0f;
/** the widthpercentage of the Table. */
private float
widthpercentage = 0f;
/** the spacing of the Cells. */
private float
cellspacing;
/** the padding of the Cells. */
private float
cellpadding;
/** the alignment of the table. */
private int
alignment;
/**
* A RectangleCell is always constructed without any dimensions.
* Dimensions are defined after creation.
*/
public
SimpleTable() {
super(0f, 0f, 0f, 0f);
setBorder(
BOX);
setBorderWidth(2f);
}
/**
* Adds content to this object.
* @param element
* @throws BadElementException
*/
public void
addElement(
SimpleCell element) throws
BadElementException {
if(!
element.
isCellgroup()) {
throw new
BadElementException(
MessageLocalization.
getComposedMessage("you.can.t.add.cells.to.a.table.directly.add.them.to.a.row.first"));
}
content.
add(
element);
}
/**
* Creates a Table object based on this TableAttributes object.
* @return a com.lowagie.text.Table object
* @throws BadElementException
*/
public
Table createTable() throws
BadElementException {
if (
content.
isEmpty()) throw new
BadElementException(
MessageLocalization.
getComposedMessage("trying.to.create.a.table.without.rows"));
SimpleCell row = (
SimpleCell)
content.
get(0);
SimpleCell cell;
int
columns = 0;
for (
Iterator i =
row.
getContent().
iterator();
i.
hasNext(); ) {
cell = (
SimpleCell)
i.
next();
columns +=
cell.
getColspan();
}
float[]
widths = new float[
columns];
float[]
widthpercentages = new float[
columns];
Table table = new
Table(
columns);
table.
setAlignment(
alignment);
table.
setSpacing(
cellspacing);
table.
setPadding(
cellpadding);
table.
cloneNonPositionParameters(this);
int
pos;
for (
Iterator rows =
content.
iterator();
rows.
hasNext(); ) {
row = (
SimpleCell)
rows.
next();
pos = 0;
for (
Iterator cells =
row.
getContent().
iterator();
cells.
hasNext(); ) {
cell = (
SimpleCell)
cells.
next();
table.
addCell(
cell.
createCell(
row));
if (
cell.
getColspan() == 1) {
if (
cell.
getWidth() > 0)
widths[
pos] =
cell.
getWidth();
if (
cell.
getWidthpercentage() > 0)
widthpercentages[
pos] =
cell.
getWidthpercentage();
}
pos +=
cell.
getColspan();
}
}
float
sumWidths = 0f;
for(int
i = 0;
i <
columns;
i++) {
if (
widths[
i] == 0) {
sumWidths = 0;
break;
}
sumWidths +=
widths[
i];
}
if (
sumWidths > 0) {
table.
setWidth(
sumWidths);
table.
setLocked(true);
table.
setWidths(
widths);
}
else {
for(int
i = 0;
i <
columns;
i++) {
if (
widthpercentages[
i] == 0) {
sumWidths = 0;
break;
}
sumWidths +=
widthpercentages[
i];
}
if (
sumWidths > 0) {
table.
setWidths(
widthpercentages);
}
}
if (
width > 0) {
table.
setWidth(
width);
table.
setLocked(true);
}
else if (
widthpercentage > 0) {
table.
setWidth(
widthpercentage);
}
return
table;
}
/**
* Creates a PdfPTable object based on this TableAttributes object.
* @return a com.lowagie.text.pdf.PdfPTable object
* @throws DocumentException
*/
public
PdfPTable createPdfPTable() throws
DocumentException {
if (
content.
isEmpty()) throw new
BadElementException(
MessageLocalization.
getComposedMessage("trying.to.create.a.table.without.rows"));
SimpleCell row = (
SimpleCell)
content.
get(0);
SimpleCell cell;
int
columns = 0;
for (
Iterator i =
row.
getContent().
iterator();
i.
hasNext(); ) {
cell = (
SimpleCell)
i.
next();
columns +=
cell.
getColspan();
}
float[]
widths = new float[
columns];
float[]
widthpercentages = new float[
columns];
PdfPTable table = new
PdfPTable(
columns);
table.
setTableEvent(this);
table.
setHorizontalAlignment(
alignment);
int
pos;
for (
Iterator rows =
content.
iterator();
rows.
hasNext(); ) {
row = (
SimpleCell)
rows.
next();
pos = 0;
for (
Iterator cells =
row.
getContent().
iterator();
cells.
hasNext(); ) {
cell = (
SimpleCell)
cells.
next();
if (
Float.
isNaN(
cell.
getSpacing_left())) {
cell.
setSpacing_left(
cellspacing / 2f);
}
if (
Float.
isNaN(
cell.
getSpacing_right())) {
cell.
setSpacing_right(
cellspacing / 2f);
}
if (
Float.
isNaN(
cell.
getSpacing_top())) {
cell.
setSpacing_top(
cellspacing / 2f);
}
if (
Float.
isNaN(
cell.
getSpacing_bottom())) {
cell.
setSpacing_bottom(
cellspacing / 2f);
}
cell.
setPadding(
cellpadding);
table.
addCell(
cell.
createPdfPCell(
row));
if (
cell.
getColspan() == 1) {
if (
cell.
getWidth() > 0)
widths[
pos] =
cell.
getWidth();
if (
cell.
getWidthpercentage() > 0)
widthpercentages[
pos] =
cell.
getWidthpercentage();
}
pos +=
cell.
getColspan();
}
}
float
sumWidths = 0f;
for(int
i = 0;
i <
columns;
i++) {
if (
widths[
i] == 0) {
sumWidths = 0;
break;
}
sumWidths +=
widths[
i];
}
if (
sumWidths > 0) {
table.
setTotalWidth(
sumWidths);
table.
setWidths(
widths);
}
else {
for(int
i = 0;
i <
columns;
i++) {
if (
widthpercentages[
i] == 0) {
sumWidths = 0;
break;
}
sumWidths +=
widthpercentages[
i];
}
if (
sumWidths > 0) {
table.
setWidths(
widthpercentages);
}
}
if (
width > 0) {
table.
setTotalWidth(
width);
}
if (
widthpercentage > 0) {
table.
setWidthPercentage(
widthpercentage);
}
return
table;
}
/**
* @see com.lowagie.text.pdf.PdfPTableEvent#tableLayout(com.lowagie.text.pdf.PdfPTable, float[][], float[], int, int, com.lowagie.text.pdf.PdfContentByte[])
*/
public void
tableLayout(
PdfPTable table, float[][]
widths, float[]
heights, int
headerRows, int
rowStart,
PdfContentByte[]
canvases) {
float[]
width =
widths[0];
Rectangle rect = new
Rectangle(
width[0],
heights[
heights.length - 1],
width[
width.length - 1],
heights[0]);
rect.
cloneNonPositionParameters(this);
int
bd =
rect.
getBorder();
rect.
setBorder(
Rectangle.
NO_BORDER);
canvases[
PdfPTable.
BACKGROUNDCANVAS].
rectangle(
rect);
rect.
setBorder(
bd);
rect.
setBackgroundColor(null);
canvases[
PdfPTable.
LINECANVAS].
rectangle(
rect);
}
/**
* @return Returns the cellpadding.
*/
public float
getCellpadding() {
return
cellpadding;
}
/**
* @param cellpadding The cellpadding to set.
*/
public void
setCellpadding(float
cellpadding) {
this.
cellpadding =
cellpadding;
}
/**
* @return Returns the cellspacing.
*/
public float
getCellspacing() {
return
cellspacing;
}
/**
* @param cellspacing The cellspacing to set.
*/
public void
setCellspacing(float
cellspacing) {
this.
cellspacing =
cellspacing;
}
/**
* @return Returns the alignment.
*/
public int
getAlignment() {
return
alignment;
}
/**
* @param alignment The alignment to set.
*/
public void
setAlignment(int
alignment) {
this.
alignment =
alignment;
}
/**
* @return Returns the width.
*/
public float
getWidth() {
return
width;
}
/**
* @param width The width to set.
*/
public void
setWidth(float
width) {
this.
width =
width;
}
/**
* @return Returns the widthpercentage.
*/
public float
getWidthpercentage() {
return
widthpercentage;
}
/**
* @param widthpercentage The widthpercentage to set.
*/
public void
setWidthpercentage(float
widthpercentage) {
this.
widthpercentage =
widthpercentage;
}
/**
* @see com.lowagie.text.Element#type()
*/
public int
type() {
return
Element.
TABLE;
}
/**
* @see com.lowagie.text.Element#isNestable()
* @since iText 2.0.8
*/
public boolean
isNestable() {
return true;
}
/**
* @see com.lowagie.text.TextElementArray#add(java.lang.Object)
*/
public boolean
add(
Object o) {
try {
addElement((
SimpleCell)
o);
return true;
}
catch(
ClassCastException e) {
return false;
}
catch(
BadElementException e) {
throw new
ExceptionConverter(
e);
}
}
}