- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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.fonts;
-
- /**
- * A segment in a cmap table of format 4. Unicode code points between
- * {@link #getUnicodeStart()} and {@link #getUnicodeEnd()} map to contiguous glyph indices
- * starting from {@link #getGlyphStartIndex()}.
- */
- public final class CMapSegment {
-
- private final int unicodeStart;
- private final int unicodeEnd;
- private final int glyphStartIndex;
-
- /**
- * Creates a new segment.
- *
- * @param unicodeStart Unicode start index
- * @param unicodeEnd Unicode end index
- * @param glyphStartIndex glyph start index
- */
- public CMapSegment(int unicodeStart, int unicodeEnd, int glyphStartIndex) {
- this.unicodeStart = unicodeStart;
- this.unicodeEnd = unicodeEnd;
- this.glyphStartIndex = glyphStartIndex;
- }
-
- @Override
- public int hashCode() {
- int hc = 17;
- hc = 31 * hc + unicodeStart;
- hc = 31 * hc + unicodeEnd;
- hc = 31 * hc + glyphStartIndex;
- return hc;
- }
-
- @Override
- public boolean equals(Object o) {
- if (o instanceof CMapSegment) {
- CMapSegment ce = (CMapSegment) o;
- return ce.unicodeStart == this.unicodeStart
- && ce.unicodeEnd == this.unicodeEnd
- && ce.glyphStartIndex == this.glyphStartIndex;
- }
- return false;
- }
-
- /**
- * Returns the unicodeStart.
- * @return the Unicode start index
- */
- public int getUnicodeStart() {
- return unicodeStart;
- }
-
- /**
- * Returns the unicodeEnd.
- * @return the Unicode end index
- */
- public int getUnicodeEnd() {
- return unicodeEnd;
- }
-
- /**
- * Returns the glyphStartIndex.
- * @return the glyph start index
- */
- public int getGlyphStartIndex() {
- return glyphStartIndex;
- }
-
- /** {@inheritDoc} */
- @Override
- public String toString() {
- StringBuilder sb = new StringBuilder("CMapSegment: ");
- sb.append ( "{ UC[" );
- sb.append ( unicodeStart );
- sb.append ( ',' );
- sb.append ( unicodeEnd );
- sb.append ( "]: GC[" );
- sb.append ( glyphStartIndex );
- sb.append ( ',' );
- sb.append ( glyphStartIndex + ( unicodeEnd - unicodeStart ) );
- sb.append ( "] }" );
- return sb.toString();
- }
-
- }
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