/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2006 - 2013 Pentaho Corporation and Contributors. All rights reserved.
*/
package org.pentaho.reporting.libraries.fonts.text.generator;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.ObjectOutputStream;
import org.pentaho.reporting.libraries.fonts.text.GraphemeClassifier;
import org.pentaho.reporting.libraries.fonts.tools.ByteTable;
/**
* Creation-Date: 27.05.2007, 17:50:09
*
* @author Thomas Morgner
* @noinspection UseOfSystemOutOrSystemErr
*/
public class GraphemeClassifierGenerator
{
private static final int MAX_CHARS = 0x110000;
private static final int MAX_RANGES = 0x1100;
private GraphemeClassifierGenerator()
{
}
public static void main(final String[] args) throws IOException
{
if (args.length < 2)
{
System.out.println("Give the mapping files as first parameter and the target-file as second-parameter.");
System.exit(1);
}
final File f = new File (args[0]);
if (f.isFile() == false || f.exists() == false || f.canRead() == false)
{
System.out.println("Mapping file is not valid: " + f);
System.exit(1);
}
final File target = new File (args[1]);
if (target.exists() && target.canWrite() == false)
{
System.out.println("Target file is not valid: " + target);
System.exit(1);
}
final ByteTable table = new ByteTable(MAX_RANGES, 256);
final BufferedReader reader = new BufferedReader(new FileReader(f));
String line;
while ((line = reader.readLine()) != null)
{
if (line.length() > 0 && line.charAt(0) == '#')
{
continue;
}
if (line.trim().length() == 0)
{
continue;
}
final int separator = line.indexOf(';');
if (separator < 1)
{
continue;
}
int comment = line.indexOf('#');
if (comment == -1)
{
comment = line.length();
}
final String chars = line.substring(0, separator).trim();
final String classification = line.substring(separator + 1, comment).trim();
final int range = chars.indexOf("..");
if (range == -1)
{
final int idx = Integer.parseInt(chars, 16);
final int targetRange = idx >> 8;
table.setByte(targetRange, idx & 0xFF, classify (classification));
}
else
{
final int startRange = Integer.parseInt(chars.substring(0, range), 16);
final int endRange = Integer.parseInt(chars.substring(range + 2), 16);
for (int i = startRange; i < endRange; i++)
{
final int targetRange = i >> 8;
table.setByte(targetRange, i & 0xFF, classify (classification));
}
}
}
final FileOutputStream targetStream = new FileOutputStream(target);
final ObjectOutputStream oout = new ObjectOutputStream(targetStream);
oout.writeObject(table);
oout.flush();
targetStream.close();
}
private static byte classify (final String text)
{
if ("CR".equalsIgnoreCase(text))
{
return GraphemeClassifier.CR;
}
if ("LF".equalsIgnoreCase(text))
{
return GraphemeClassifier.LF;
}
if ("Control".equalsIgnoreCase(text))
{
return GraphemeClassifier.CONTROL;
}
if ("Extend".equalsIgnoreCase(text))
{
return GraphemeClassifier.EXTEND;
}
if ("L".equalsIgnoreCase(text))
{
return GraphemeClassifier.L;
}
if ("LV".equalsIgnoreCase(text))
{
return GraphemeClassifier.LV;
}
if ("LVT".equalsIgnoreCase(text))
{
return GraphemeClassifier.LVT;
}
if ("V".equalsIgnoreCase(text))
{
return GraphemeClassifier.V;
}
if ("T".equalsIgnoreCase(text))
{
return GraphemeClassifier.T;
}
if ("Other".equalsIgnoreCase(text))
{
return GraphemeClassifier.OTHER;
}
throw new IllegalStateException("Parse Error: Classification is not known: " + text);
}
}