| /* |
| * 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(); |
| } |
| |
| } |