/*
* Copyright ( c ) 2007 , Oracle and / or its affiliates . All rights reserved .
* 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 .
*
* 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
* questions .
*/
/*
* @ test TestTransform
* @ bug 6586545
* @ summary This test verifies that transforms do not cause crash
* @ run main TestTransform
*/
import java.awt.geom.AffineTransform;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
public class TestTransform {
public static void testTransformedFont(AffineTransform a, Object textHint) {
BufferedImage bi = new BufferedImage(200 , 200 ,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = (Graphics2D) bi.getGraphics();
g2.setFont(g2.getFont().deriveFont(12 .0 f));
g2.setTransform(a);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, textHint);
g2.drawString("test" , 100 , 100 );
}
public static void testFontOfSize(float sz, Object textHint) {
BufferedImage bi = new BufferedImage(200 , 200 ,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = (Graphics2D) bi.getGraphics();
g2.setFont(g2.getFont().deriveFont(sz));
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, textHint);
g2.drawString("test" , 100 , 100 );
}
public static void main(String[] args) {
Object aahints[] = {RenderingHints.VALUE_TEXT_ANTIALIAS_OFF,
RenderingHints.VALUE_TEXT_ANTIALIAS_ON,
RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB,
RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_VRGB};
int i, j, k;
AffineTransform a = new AffineTransform();
for (i=0 ; i<aahints.length; i++) {
for (j=0 ; j<8 ; j++) {
System.out.println("Testing hint " +i+" angle=" +j);
a.setToRotation(j*Math.PI/4 );
testTransformedFont(a, aahints[i]);
}
testFontOfSize(0 .0 f, aahints[i]);
testFontOfSize(-10 .0 f, aahints[i]);
}
}
}
Messung V0.5 in Prozent C=98 H=84 G=91
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-10-11)
¤
*© Formatika GbR, Deutschland