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/*
* Copyright 1999-2004 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;
// Java
import java.util.List;
import org.apache.fop.apps.FOPException;
import org.apache.fop.datatypes.ColorType;
import org.apache.fop.datatypes.Length;
import org.apache.fop.fo.FONode;
import org.apache.fop.fo.FObjMixed;
import org.apache.fop.fo.PropertyList;
import org.apache.fop.fo.properties.CommonAccessibility;
import org.apache.fop.fo.properties.CommonAural;
import org.apache.fop.fo.properties.CommonBorderPaddingBackground;
import org.apache.fop.fo.properties.CommonFont;
import org.apache.fop.fo.properties.CommonMarginInline;
import org.apache.fop.fo.properties.CommonRelativePosition;
import org.apache.fop.fo.properties.KeepProperty;
import org.apache.fop.fo.properties.LengthRangeProperty;
import org.apache.fop.fo.properties.SpaceProperty;
import org.apache.fop.layoutmgr.LeaderLayoutManager;
/**
* Class modelling fo:leader object.
* The main property of fo:leader is leader-pattern.
* The following patterns are treated: rule, space, dots and use-content.
* @todo implement validateChildNode()
*/
public class Leader extends FObjMixed {
// The value of properties relevant for fo:leader.
private CommonAccessibility commonAccessibility;
private CommonAural commonAural;
private CommonBorderPaddingBackground commonBorderPaddingBackground;
private CommonFont commonFont;
private CommonMarginInline commonMarginInline;
private CommonRelativePosition commonRelativePosition;
private Length alignmentAdjust;
private int alignmentBaseline;
private Length baselineShift;
private ColorType color;
private int dominantBaseline;
private Length textDepth;
private Length textAltitude;
private String id;
private KeepProperty keepWithNext;
private KeepProperty keepWithPrevious;
private int leaderAlignment;
private LengthRangeProperty leaderLength;
private int leaderPattern;
private Length leaderPatternWidth;
private int ruleStyle;
private Length ruleThickness;
// private ToBeImplementedProperty letterSpacing;
private Length lineHeight;
// private ToBeImplementedProperty textShadow;
// private ToBeImplementedProperty visibility;
private SpaceProperty wordSpacing;
// End of property values
/**
* @param parent FONode that is the parent of this object
*/
public Leader(FONode parent) {
super(parent);
}
/**
* @see org.apache.fop.fo.FObj#bind(PropertyList)
*/
public void bind(PropertyList pList) throws FOPException {
commonAccessibility = pList.getAccessibilityProps();
commonAural = pList.getAuralProps();
commonBorderPaddingBackground = pList.getBorderPaddingBackgroundProps();
commonFont = pList.getFontProps();
commonMarginInline = pList.getMarginInlineProps();
commonRelativePosition = pList.getRelativePositionProps();
alignmentAdjust = pList.get(PR_ALIGNMENT_ADJUST).getLength();
alignmentBaseline = pList.get(PR_ALIGNMENT_BASELINE).getEnum();
baselineShift = pList.get(PR_BASELINE_SHIFT).getLength();
color = pList.get(PR_COLOR).getColorType();
dominantBaseline = pList.get(PR_DOMINANT_BASELINE).getEnum();
textDepth = pList.get(PR_TEXT_DEPTH).getLength();
textAltitude = pList.get(PR_TEXT_ALTITUDE).getLength();
id = pList.get(PR_ID).getString();
keepWithNext = pList.get(PR_KEEP_WITH_NEXT).getKeep();
keepWithPrevious = pList.get(PR_KEEP_WITH_PREVIOUS).getKeep();
leaderAlignment = pList.get(PR_LEADER_ALIGNMENT).getEnum();
leaderLength = pList.get(PR_LEADER_LENGTH).getLengthRange();
leaderPattern = pList.get(PR_LEADER_PATTERN).getEnum();
leaderPatternWidth = pList.get(PR_LEADER_PATTERN_WIDTH).getLength();
switch(leaderPattern) {
case LeaderPattern.SPACE:
// use Space
break;
case LeaderPattern.RULE:
// the following properties only apply
// for leader-pattern = "rule"
ruleStyle = pList.get(PR_RULE_STYLE).getEnum();
ruleThickness = pList.get(PR_RULE_THICKNESS).getLength();
break;
case LeaderPattern.DOTS:
break;
case LeaderPattern.USECONTENT:
// use inline layout manager to create inline areas
// add the inline parent multiple times until leader full
break;
}
// letterSpacing = pList.get(PR_LETTER_SPACING);
lineHeight = pList.get(PR_LINE_HEIGHT).getLength();
// textShadow = pList.get(PR_TEXT_SHADOW);
// visibility = pList.get(PR_VISIBILITY);
wordSpacing = pList.get(PR_WORD_SPACING).getSpace();
}
/**
* @see org.apache.fop.fo.FONode#startOfNode
*/
protected void startOfNode() throws FOPException {
checkId(id);
}
/**
* Return the Common Font Properties.
*/
public CommonFont getCommonFont() {
return commonFont;
}
/**
* Return the "id" property.
*/
public String getId() {
return id;
}
/**
* Return the "rule-style" property.
*/
public int getRuleStyle() {
return ruleStyle;
}
/**
* Return the "rule-thickness" property.
*/
public Length getRuleThickness() {
return ruleThickness;
}
/**
* Return the "leader-alignment" property.
*/
public int getLeaderAlignment() {
return leaderAlignment;
}
/**
* Return the "leader-length" property.
*/
public LengthRangeProperty getLeaderLength() {
return leaderLength;
}
/**
* Return the "leader-pattern" property.
*/
public int getLeaderPattern() {
return leaderPattern;
}
/**
* Return the "leader-pattern-width" property.
*/
public Length getLeaderPatternWidth() {
return leaderPatternWidth;
}
/**
* @see org.apache.fop.fo.FONode#addLayoutManager(List)
*/
public void addLayoutManager(List list) {
LeaderLayoutManager lm = new LeaderLayoutManager(this);
list.add(lm);
}
/**
* @see org.apache.fop.fo.FObj#getName()
*/
public String getName() {
return "fo:leader";
}
/**
* @see org.apache.fop.fo.FObj#getNameId()
*/
public int getNameId() {
return FO_LEADER;
}
}
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