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51 package org.apache.fop.fo.pagination;
52
53 import org.apache.fop.fo.*;
54 import org.apache.fop.fo.properties.*;
55 import org.apache.fop.apps.FOPException;
56
57
64 public class ConditionalPageMasterReference extends FObj {
65
66 public static class Maker extends FObj.Maker {
67 public FObj make(FObj parent, PropertyList propertyList,
68 String  systemId, int line, int column)
69 throws FOPException {
70 return new ConditionalPageMasterReference(parent, propertyList,
71 systemId, line, column);
72 }
73
74 }
75
76 public static FObj.Maker maker() {
77 return new ConditionalPageMasterReference.Maker();
78 }
79
80 private RepeatablePageMasterAlternatives repeatablePageMasterAlternatives;
81
82 private String masterName;
83
84 private int pagePosition;
85 private int oddOrEven;
86 private int blankOrNotBlank;
87
88 public ConditionalPageMasterReference(FObj parent, PropertyList propertyList,
89 String systemId, int line, int column)
90 throws FOPException {
91 super(parent, propertyList, systemId, line, column);
92
93 if (getProperty("master-reference") != null) {
94 this.masterName = getProperty("master-reference").getString();
95 }
96 if (parent.getName().equals("fo:repeatable-page-master-alternatives")) {
97 this.repeatablePageMasterAlternatives =
98 (RepeatablePageMasterAlternatives)parent;
99 if (masterName == null) {
100 log.warn("A fo:conditional-page-master-reference does not have a master-reference and so is being ignored");
101 } else {
102 this.repeatablePageMasterAlternatives.addConditionalPageMasterReference(this);
103 }
104 } else {
105 throw new FOPException("fo:conditional-page-master-reference must be child "
106 + "of fo:repeatable-page-master-alternatives, not "
107 + parent.getName(), systemId, line, column);
108 }
109 this.pagePosition = this.properties.get("page-position").getEnum();
110 this.oddOrEven = this.properties.get("odd-or-even").getEnum();
111 this.blankOrNotBlank = this.properties.get("blank-or-not-blank").getEnum();
112 }
113
114 public String getName() {
115 return "fo:conditional-page-master-reference";
116 }
117
118 protected boolean isValid(boolean isOddPage, boolean isFirstPage,
119 boolean isEmptyPage) {
120 if( isFirstPage ) {
122 if (pagePosition==PagePosition.REST) {
123 return false;
124 } else if (pagePosition==PagePosition.LAST) {
125 log.warn("conditional-page-master-reference: page-position='last' is not yet implemented (NYI)");
127 return false;
128 }
129 } else {
130 if (pagePosition==PagePosition.FIRST) {
131 return false;
132 } else if (pagePosition==PagePosition.LAST) {
133 log.warn("conditional-page-master-reference: page-position='last' is not yet implemented (NYI)");
135 }
137 }
138
139 if (isOddPage) {
141 if (oddOrEven==OddOrEven.EVEN) {
142 return false;
143 }
144 } else {
145 if (oddOrEven==OddOrEven.ODD) {
146 return false;
147 }
148 }
149
150 if (isEmptyPage) {
152 if (blankOrNotBlank==BlankOrNotBlank.NOT_BLANK) {
153 return false;
154 }
155 } else {
156 if (blankOrNotBlank==BlankOrNotBlank.BLANK) {
157 return false;
158 }
159 }
160
161 return true;
162
163 }
164
165 protected int getPagePosition() {
166 return this.pagePosition;
167 }
168
169 protected int getOddOrEven() {
170 return this.oddOrEven;
171 }
172
173 protected int getBlankOrNotBlank() {
174 return this.blankOrNotBlank;
175 }
176
177 public String getMasterName() {
178 return masterName;
179 }
180 }
181 |
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