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/*
* Copyright 1999-2005 The Apache Software Foundation.
*
* Licensed 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.
*/
/* $Id$ */
package org.apache.fop.fo.flow;
// XML
import org.xml.sax.Locator;
import org.apache.fop.apps.FOPException;
import org.apache.fop.datatypes.Length;
import org.apache.fop.datatypes.Numeric;
import org.apache.fop.fo.FONode;
import org.apache.fop.fo.PropertyList;
import org.apache.fop.fo.ValidationException;
import org.apache.fop.fo.expr.PropertyException;
import org.apache.fop.fo.properties.CommonBorderPaddingBackground;
/**
* Class modelling the fo:table-column object.
*/
public class TableColumn extends TableFObj {
// The value of properties relevant for fo:table-column.
private CommonBorderPaddingBackground commonBorderPaddingBackground;
private Numeric columnNumber;
private Length columnWidth;
private Numeric numberColumnsRepeated;
private Numeric numberColumnsSpanned;
private int visibility;
// End of property values
private boolean defaultColumn;
/**
* @param parent FONode that is the parent of this object
*/
public TableColumn(FONode parent) {
this(parent, false);
}
/**
* @param parent FONode that is the parent of this object
* @param defaultColumn true if this table-column has been manually created as a default column
*/
public TableColumn(FONode parent, boolean defaultColumn) {
super(parent);
this.defaultColumn = defaultColumn;
}
/**
* @see org.apache.fop.fo.FObj#bind(PropertyList)
*/
public void bind(PropertyList pList) throws FOPException {
commonBorderPaddingBackground = pList.getBorderPaddingBackgroundProps();
columnNumber = pList.get(PR_COLUMN_NUMBER).getNumeric();
columnWidth = pList.get(PR_COLUMN_WIDTH).getLength();
numberColumnsRepeated = pList.get(PR_NUMBER_COLUMNS_REPEATED).getNumeric();
numberColumnsSpanned = pList.get(PR_NUMBER_COLUMNS_SPANNED).getNumeric();
visibility = pList.get(PR_VISIBILITY).getEnum();
super.bind(pList);
if (getTable().isColumnNumberUsed(columnNumber.getValue())) {
throw new PropertyException("column-number \"" + columnNumber
+ "\" has already been assigned to a previous column");
}
if (numberColumnsRepeated.getValue() <= 0) {
throw new PropertyException("number-columns-repeated must be 1 or bigger, "
+ "but got " + numberColumnsRepeated.getValue());
}
if (numberColumnsSpanned.getValue() <= 0) {
throw new PropertyException("number-columns-spanned must be 1 or bigger, "
+ "but got " + numberColumnsSpanned.getValue());
}
}
/**
* @see org.apache.fop.fo.FONode#startOfNode()
*/
protected void startOfNode() throws FOPException {
getFOEventHandler().startColumn(this);
}
/**
* @see org.apache.fop.fo.FONode#endOfNode
*/
protected void endOfNode() throws FOPException {
getFOEventHandler().endColumn(this);
}
/**
* @see org.apache.fop.fo.FONode#validateChildNode(Locator, String, String)
* XSL Content Model: empty
*/
protected void validateChildNode(Locator loc, String nsURI, String localName)
throws ValidationException {
invalidChildError(loc, nsURI, localName);
}
/**
* @return the Common Border, Padding, and Background Properties.
*/
public CommonBorderPaddingBackground getCommonBorderPaddingBackground() {
return commonBorderPaddingBackground;
}
/**
* @return the "column-width" property.
*/
public Length getColumnWidth() {
return columnWidth;
}
/**
* Sets the column width.
* @param columnWidth the column width
*/
public void setColumnWidth(Length columnWidth) {
this.columnWidth = columnWidth;
}
/**
* @return the "column-number" property.
*/
public int getColumnNumber() {
return columnNumber.getValue();
}
/** @return value for number-columns-repeated. */
public int getNumberColumnsRepeated() {
return numberColumnsRepeated.getValue();
}
/** @return value for number-columns-spanned. */
public int getNumberColumnsSpanned() {
return numberColumnsSpanned.getValue();
}
/** @see org.apache.fop.fo.FONode#getName() */
public String getName() {
return "fo:table-column";
}
/** @see org.apache.fop.fo.FObj#getNameId() */
public int getNameId() {
return FO_TABLE_COLUMN;
}
/**
* Indicates whether this table-column has been created as default column for this table in
* case no table-columns have been defined. Note that this only used to provide better
* user feedback (see ColumnSetup).
* @return true if this table-column has been created as default column
*/
public boolean isDefaultColumn() {
return defaultColumn;
}
/** @see java.lang.Object#toString() */
public String toString() {
StringBuffer sb = new StringBuffer("fo:table-column");
sb.append(" column-number=").append(getColumnNumber());
if (getNumberColumnsRepeated() > 1) {
sb.append(" number-columns-repeated=").append(getNumberColumnsRepeated());
}
if (getNumberColumnsSpanned() > 1) {
sb.append(" number-columns-spanned=").append(getNumberColumnsSpanned());
}
sb.append(" column-width=").append(getColumnWidth());
return sb.toString();
}
}
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