/*
* Copyright ( c ) 2009 , 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
* @ bug 6800846
*
* @ summary Test verifes that images with short palette are rendered
* withourt artifacts .
*
* @ run main DrawByteBinary
*/
import java.awt.*;
import java.awt.color.*;
import java.awt.image.*;
import static java.awt.image.BufferedImage.*;
public class DrawByteBinary {
public static void main(String args[]) {
int w = 100 , h = 30 ;
int x = 10 ;
byte [] arr = {(byte )0 xff, (byte )0 x0, (byte )0 x00};
IndexColorModel newCM = new IndexColorModel(1 , 2 , arr, arr, arr);
BufferedImage orig = new BufferedImage(w, h, TYPE_BYTE_BINARY, newCM);
Graphics2D g2d = orig.createGraphics();
g2d.setColor(Color.white);
g2d.fillRect(0 , 0 , w, h);
g2d.setColor(Color.black);
g2d.drawLine(x, 0 , x, h);
g2d.dispose();
IndexColorModel origCM = (IndexColorModel)orig.getColorModel();
BufferedImage test = new BufferedImage(w, h, TYPE_BYTE_BINARY,origCM);
g2d = test.createGraphics();
g2d.drawImage(orig, 0 , 0 , null );
g2d.dispose();
int y = h / 2 ;
// we expect white color outside the line
if (test.getRGB(x - 1 , y) != 0 xffffffff) {
throw new RuntimeException("Invalid color outside the line." );
}
// we expect black color on the line
if (test.getRGB(x, y) != 0 xff000000) {
throw new RuntimeException("Invalid color on the line." );
}
}
}
Messung V0.5 in Prozent C=86 H=84 G=84
¤ Dauer der Verarbeitung: 0.2 Sekunden
¤
*© Formatika GbR, Deutschland