/**
* ===========================================
* LibLayout : a free Java layouting library
* ===========================================
*
* Project Info: http://reporting.pentaho.org/liblayout/
*
* (C) Copyright 2006-2007, by Pentaho Corporation and Contributors.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library 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.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------
* $Id: TextUtility.java 3524 2007-10-16 11:26:31Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.layouting.renderer.text;
import org.jfree.fonts.registry.BaselineInfo;
import org.jfree.fonts.registry.FontMetrics;
import org.jfree.layouting.input.style.keys.line.AlignmentBaseline;
import org.jfree.layouting.input.style.keys.line.DominantBaseline;
import org.jfree.layouting.input.style.values.CSSAutoValue;
import org.jfree.layouting.input.style.values.CSSValue;
/**
* Creation-Date: 12.10.2006, 17:23:30
*
* @author Thomas Morgner
*/
public class TextUtility
{
private TextUtility()
{
}
public static int translateDominantBaseline(final CSSValue baseline, final int defaultValue)
{
if (baseline == null || CSSAutoValue.getInstance().equals(baseline))
{
return defaultValue;
}
if (DominantBaseline.ALPHABETIC.equals(baseline))
{
return ExtendedBaselineInfo.ALPHABETHIC;
}
if (DominantBaseline.CENTRAL.equals(baseline))
{
return ExtendedBaselineInfo.CENTRAL;
}
if (DominantBaseline.HANGING.equals(baseline))
{
return ExtendedBaselineInfo.HANGING;
}
if (DominantBaseline.IDEOGRAPHIC.equals(baseline))
{
return ExtendedBaselineInfo.IDEOGRAPHIC;
}
if (DominantBaseline.MATHEMATICAL.equals(baseline))
{
return ExtendedBaselineInfo.MATHEMATICAL;
}
if (DominantBaseline.MIDDLE.equals(baseline))
{
return ExtendedBaselineInfo.MIDDLE;
}
if (DominantBaseline.TEXT_AFTER_EDGE.equals(baseline))
{
return ExtendedBaselineInfo.TEXT_AFTER_EDGE;
}
if (DominantBaseline.TEXT_BEFORE_EDGE.equals(baseline))
{
return ExtendedBaselineInfo.TEXT_BEFORE_EDGE;
}
return defaultValue;
}
public static int translateAlignmentBaseline(final CSSValue baseline, final int defaultValue)
{
if (baseline == null || CSSAutoValue.getInstance().equals(baseline))
{
return defaultValue;
}
if (AlignmentBaseline.ALPHABETIC.equals(baseline))
{
return ExtendedBaselineInfo.ALPHABETHIC;
}
if (AlignmentBaseline.CENTRAL.equals(baseline))
{
return ExtendedBaselineInfo.CENTRAL;
}
if (AlignmentBaseline.HANGING.equals(baseline))
{
return ExtendedBaselineInfo.HANGING;
}
if (AlignmentBaseline.IDEOGRAPHIC.equals(baseline))
{
return ExtendedBaselineInfo.IDEOGRAPHIC;
}
if (AlignmentBaseline.MATHEMATICAL.equals(baseline))
{
return ExtendedBaselineInfo.MATHEMATICAL;
}
if (AlignmentBaseline.MIDDLE.equals(baseline))
{
return ExtendedBaselineInfo.MIDDLE;
}
if (AlignmentBaseline.TEXT_AFTER_EDGE.equals(baseline))
{
return ExtendedBaselineInfo.TEXT_AFTER_EDGE;
}
if (AlignmentBaseline.TEXT_BEFORE_EDGE.equals(baseline))
{
return ExtendedBaselineInfo.TEXT_BEFORE_EDGE;
}
if (AlignmentBaseline.AFTER_EDGE.equals(baseline))
{
return ExtendedBaselineInfo.AFTER_EDGE;
}
if (AlignmentBaseline.BEFORE_EDGE.equals(baseline))
{
return ExtendedBaselineInfo.BEFORE_EDGE;
}
return defaultValue;
}
public static int translateBaselines(final int baseline)
{
switch (baseline)
{
case BaselineInfo.HANGING:
return ExtendedBaselineInfo.HANGING;
case BaselineInfo.ALPHABETIC:
return ExtendedBaselineInfo.ALPHABETHIC;
case BaselineInfo.CENTRAL:
return ExtendedBaselineInfo.CENTRAL;
case BaselineInfo.IDEOGRAPHIC:
return ExtendedBaselineInfo.IDEOGRAPHIC;
case BaselineInfo.MATHEMATICAL:
return ExtendedBaselineInfo.MATHEMATICAL;
case BaselineInfo.MIDDLE:
return ExtendedBaselineInfo.MIDDLE;
default:
throw new IllegalArgumentException("Invalid baseline");
}
}
public static ExtendedBaselineInfo createBaselineInfo (final int codepoint, final FontMetrics fontMetrics)
{
final BaselineInfo baselineInfo = fontMetrics.getBaselines(codepoint, null);
final int dominantBaseline =
TextUtility.translateBaselines(baselineInfo.getDominantBaseline());
final DefaultExtendedBaselineInfo extBaselineInfo =
new DefaultExtendedBaselineInfo(dominantBaseline);
final long[] baselines = new long[ExtendedBaselineInfo.BASELINE_COUNT];
baselines[ExtendedBaselineInfo.ALPHABETHIC] = (baselineInfo.getBaseline(BaselineInfo.ALPHABETIC));
baselines[ExtendedBaselineInfo.CENTRAL] = (baselineInfo.getBaseline(BaselineInfo.CENTRAL));
baselines[ExtendedBaselineInfo.HANGING] = (baselineInfo.getBaseline(BaselineInfo.HANGING));
baselines[ExtendedBaselineInfo.IDEOGRAPHIC] = (baselineInfo.getBaseline(BaselineInfo.IDEOGRAPHIC));
baselines[ExtendedBaselineInfo.MATHEMATICAL] = (baselineInfo.getBaseline(BaselineInfo.MATHEMATICAL));
baselines[ExtendedBaselineInfo.MIDDLE] = (baselineInfo.getBaseline(BaselineInfo.MIDDLE));
baselines[ExtendedBaselineInfo.BEFORE_EDGE] = 0;
baselines[ExtendedBaselineInfo.TEXT_BEFORE_EDGE] = 0;
baselines[ExtendedBaselineInfo.TEXT_AFTER_EDGE] = (fontMetrics.getMaxHeight());
baselines[ExtendedBaselineInfo.AFTER_EDGE] = baselines[ExtendedBaselineInfo.TEXT_AFTER_EDGE];
extBaselineInfo.setBaselines(baselines);
return extBaselineInfo;
}
}