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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
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*
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* 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 ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
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/* @test 1.2 02/05/15
@ bug 4810363 4924441
@ key printer
@ run main DeviceScale
@ summary check the peek scale is the same as the device scale , and that the
clips are also the same
*/
import java.io.*;
import java.net.*;
import java.awt.*;
import java.awt.geom.*;
import java.awt.print.*;
import javax.print.attribute.*;
import javax.print.attribute.standard.*;
public class DeviceScale implements Printable {
boolean firstTime = true ;
double sx, sy;
Shape clip, firstClip;
public int print(Graphics g, PageFormat pf, int pageIndex) {
Graphics2D g2 = (Graphics2D)g;
if (pageIndex>=1 ) {
return Printable.NO_SUCH_PAGE;
}
AffineTransform at = g2.getTransform();
System.out.println(at);
clip = g2.getClip();
System.out.println(clip);
if (firstTime) {
firstTime = false ;
sx = Math.abs(at.getScaleX());
sy = Math.abs(at.getScaleY());
firstClip = clip;
} else {
double newSx = Math.abs(at.getScaleX());
double newSy = Math.abs(at.getScaleY());
if (Math.abs(sx - newSx) > 0 .1 ||
Math.abs(sy - newSy) > 0 .1 ) {
throw new RuntimeException("different scale, was " +
sx+"," +sy+" now " +
newSx+"," + newSy);
}
if (!clip.equals(firstClip)) {
throw new RuntimeException("different clip, was " + firstClip +
" now " + clip);
}
}
return Printable.PAGE_EXISTS;
}
public static void doit(OrientationRequested o) throws Exception {
PrinterJob pj = PrinterJob.getPrinterJob();
if (pj.getPrintService() == null ) {
System.out.println("No print service found." );
return ;
}
pj.setPrintable(new DeviceScale());
PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
aset.add(o);
String fileName = "out.prn" ;
File f = new File(fileName);
f.deleteOnExit();
URI dest = f.toURI();
aset.add(new Destination(dest));
pj.print(aset);
}
public static void main(String arg[]) throws Exception {
doit(OrientationRequested.PORTRAIT);
doit(OrientationRequested.LANDSCAPE);
doit(OrientationRequested.REVERSE_LANDSCAPE);
}
}
Messung V0.5 in Prozent C=95 H=94 G=94
¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-06-10)
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