/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
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/*
*
* (C) Copyright IBM Corp. 2003, All Rights Reserved
*
*/
package sun.font;
import java.awt.font.LineMetrics;
import java.awt.font.GraphicAttribute;
public final class CoreMetrics {
public CoreMetrics(float ascent,
float descent,
float leading,
float height,
int baselineIndex,
float[] baselineOffsets,
float strikethroughOffset,
float strikethroughThickness,
float underlineOffset,
float underlineThickness,
float ssOffset,
float italicAngle) {
this.ascent = ascent;
this.descent = descent;
this.leading = leading;
this.height = height;
this.baselineIndex = baselineIndex;
this.baselineOffsets = baselineOffsets;
this.strikethroughOffset = strikethroughOffset;
this.strikethroughThickness = strikethroughThickness;
this.underlineOffset = underlineOffset;
this.underlineThickness = underlineThickness;
this.ssOffset = ssOffset;
this.italicAngle = italicAngle;
}
public static CoreMetrics get(LineMetrics lm) {
return ((FontLineMetrics)lm).cm;
}
public int hashCode() {
return Float.floatToIntBits(ascent + ssOffset);
}
public boolean equals(Object rhs) {
try {
return equals((CoreMetrics)rhs);
}
catch(ClassCastException e) {
return false;
}
}
public boolean equals(CoreMetrics rhs) {
if (rhs != null) {
if (this == rhs) {
return true;
}
return ascent == rhs.ascent
&& descent == rhs.descent
&& leading == rhs.leading
&& baselineIndex == rhs.baselineIndex
&& baselineOffsets[0] == rhs.baselineOffsets[0]
&& baselineOffsets[1] == rhs.baselineOffsets[1]
&& baselineOffsets[2] == rhs.baselineOffsets[2]
&& strikethroughOffset == rhs.strikethroughOffset
&& strikethroughThickness == rhs.strikethroughThickness
&& underlineOffset == rhs.underlineOffset
&& underlineThickness == rhs.underlineThickness
&& ssOffset == rhs.ssOffset
&& italicAngle == rhs.italicAngle;
}
return false;
}
// fullOffsets is an array of 5 baseline offsets,
// roman, center, hanging, bottom, and top in that order
// this does NOT add the ssOffset
public float effectiveBaselineOffset(float[] fullOffsets) {
switch (baselineIndex) {
case GraphicAttribute.TOP_ALIGNMENT:
return fullOffsets[4] + ascent;
case GraphicAttribute.BOTTOM_ALIGNMENT:
return fullOffsets[3] - descent;
default:
return fullOffsets[baselineIndex];
}
}
public final float ascent;
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