org.apache.fontbox.cff.CFFOperator Maven / Gradle / Ivy
/*
* 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.
*/
package org.apache.fontbox.cff;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* This class represents a CFF operator.
* @author Villu Ruusmann
*/
public final class CFFOperator
{
private Key operatorKey = null;
private String operatorName = null;
private CFFOperator(Key key, String name)
{
setKey(key);
setName(name);
}
/**
* The key of the operator.
* @return the key
*/
public Key getKey()
{
return operatorKey;
}
private void setKey(Key key)
{
operatorKey = key;
}
/**
* The name of the operator.
* @return the name
*/
public String getName()
{
return operatorName;
}
private void setName(String name)
{
operatorName = name;
}
/**
* {@inheritDoc}
*/
@Override
public String toString()
{
return getName();
}
/**
* {@inheritDoc}
*/
@Override
public int hashCode()
{
return getKey().hashCode();
}
/**
* {@inheritDoc}
*/
@Override
public boolean equals(Object object)
{
if (object instanceof CFFOperator)
{
CFFOperator that = (CFFOperator) object;
return getKey().equals(that.getKey());
}
return false;
}
private static void register(Key key, String name)
{
CFFOperator operator = new CFFOperator(key, name);
keyMap.put(key, operator);
nameMap.put(name, operator);
}
/**
* Returns the operator corresponding to the given key.
* @param key the given key
* @return the corresponding operator
*/
public static CFFOperator getOperator(Key key)
{
return keyMap.get(key);
}
/**
* Returns the operator corresponding to the given name.
* @param name the given name
* @return the corresponding operator
*/
public static CFFOperator getOperator(String name)
{
return nameMap.get(name);
}
/**
* This class is a holder for a key value. It consists of one or two bytes.
* @author Villu Ruusmann
*/
public static class Key
{
private int[] value = null;
/**
* Constructor.
* @param b0 the one byte value
*/
public Key(int b0)
{
this(new int[] { b0 });
}
/**
* Constructor.
* @param b0 the first byte of a two byte value
* @param b1 the second byte of a two byte value
*/
public Key(int b0, int b1)
{
this(new int[] { b0, b1 });
}
private Key(int[] value)
{
setValue(value);
}
/**
* Returns the value of the key.
* @return the value
*/
public int[] getValue()
{
return value;
}
private void setValue(int[] value)
{
this.value = value;
}
/**
* {@inheritDoc}
*/
@Override
public String toString()
{
return Arrays.toString(getValue());
}
/**
* {@inheritDoc}
*/
@Override
public int hashCode()
{
return Arrays.hashCode(getValue());
}
/**
* {@inheritDoc}
*/
@Override
public boolean equals(Object object)
{
if (object instanceof Key)
{
Key that = (Key) object;
return Arrays.equals(getValue(), that.getValue());
}
return false;
}
}
private static Map keyMap = new LinkedHashMap(52);
private static Map nameMap = new LinkedHashMap(52);
static
{
// Top DICT
register(new Key(0), "version");
register(new Key(1), "Notice");
register(new Key(12, 0), "Copyright");
register(new Key(2), "FullName");
register(new Key(3), "FamilyName");
register(new Key(4), "Weight");
register(new Key(12, 1), "isFixedPitch");
register(new Key(12, 2), "ItalicAngle");
register(new Key(12, 3), "UnderlinePosition");
register(new Key(12, 4), "UnderlineThickness");
register(new Key(12, 5), "PaintType");
register(new Key(12, 6), "CharstringType");
register(new Key(12, 7), "FontMatrix");
register(new Key(13), "UniqueID");
register(new Key(5), "FontBBox");
register(new Key(12, 8), "StrokeWidth");
register(new Key(14), "XUID");
register(new Key(15), "charset");
register(new Key(16), "Encoding");
register(new Key(17), "CharStrings");
register(new Key(18), "Private");
register(new Key(12, 20), "SyntheticBase");
register(new Key(12, 21), "PostScript");
register(new Key(12, 22), "BaseFontName");
register(new Key(12, 23), "BaseFontBlend");
register(new Key(12, 30), "ROS");
register(new Key(12, 31), "CIDFontVersion");
register(new Key(12, 32), "CIDFontRevision");
register(new Key(12, 33), "CIDFontType");
register(new Key(12, 34), "CIDCount");
register(new Key(12, 35), "UIDBase");
register(new Key(12, 36), "FDArray");
register(new Key(12, 37), "FDSelect");
register(new Key(12, 38), "FontName");
// Private DICT
register(new Key(6), "BlueValues");
register(new Key(7), "OtherBlues");
register(new Key(8), "FamilyBlues");
register(new Key(9), "FamilyOtherBlues");
register(new Key(12, 9), "BlueScale");
register(new Key(12, 10), "BlueShift");
register(new Key(12, 11), "BlueFuzz");
register(new Key(10), "StdHW");
register(new Key(11), "StdVW");
register(new Key(12, 12), "StemSnapH");
register(new Key(12, 13), "StemSnapV");
register(new Key(12, 14), "ForceBold");
register(new Key(12, 15), "LanguageGroup");
register(new Key(12, 16), "ExpansionFactor");
register(new Key(12, 17), "initialRandomSeed");
register(new Key(19), "Subrs");
register(new Key(20), "defaultWidthX");
register(new Key(21), "nominalWidthX");
}
}
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