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* 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
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*
* 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 .
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*/
/**
* @ test
* @ bug 8256372
*/
import java.awt.Font;
import java.awt.GraphicsEnvironment;
import java.awt.Rectangle;
import java.awt.font.FontRenderContext;
import java.awt.font.GlyphVector;
public class NLGlyphTest {
public static void main(String[] args) {
char [] chs = { '\n' };
FontRenderContext frc = new FontRenderContext(null , true , true );
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
Font[] fonts = ge.getAllFonts();
for (Font font : fonts) {
GlyphVector cgv = font.createGlyphVector(frc, "\n" );
GlyphVector lgv = font.layoutGlyphVector(frc, chs, 0 , 1 , 0 );
int c_code = cgv.getGlyphCode(0 );
int l_code = lgv.getGlyphCode(0 );
if ((c_code != l_code) || (l_code == 0 )) {
System.out.println(font);
System.out.println("create code=" +c_code + " layout code=" +l_code);
Rectangle r_l = lgv.getPixelBounds(frc, 0 f, 0 f);
Rectangle r_c = cgv.getPixelBounds(frc, 0 f, 0 f);
System.out.println(r_l.isEmpty()+" " + r_c.isEmpty());
if (r_l.isEmpty() != r_c.isEmpty()) {
throw new RuntimeException("One glyph renders" );
}
}
}
}
}
Messung V0.5 in Prozent C=95 H=92 G=93
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-11)
¤
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