本文整理汇总了Java中javax.print.attribute.standard.MediaPrintableArea.getPrintableArea方法的典型用法代码示例。如果您正苦于以下问题：Java MediaPrintableArea.getPrintableArea方法的具体用法？Java MediaPrintableArea.getPrintableArea怎么用？Java MediaPrintableArea.getPrintableArea使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类javax.print.attribute.standard.MediaPrintableArea的用法示例。
在下文中一共展示了MediaPrintableArea.getPrintableArea方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: patchMedia
import javax.print.attribute.standard.MediaPrintableArea; //导入方法依赖的package包/类
private Pageable patchMedia( Pageable pageable ){
/* OpenBook is used internally only when app uses Printable.
* This is the case when we use the values from the attribute set.
*/
Media media = (Media)reqAttrSet.get(Media.class);
OrientationRequested orientReq = (OrientationRequested)reqAttrSet.get(OrientationRequested.class);
MediaPrintableArea mpa = (MediaPrintableArea)reqAttrSet.get(MediaPrintableArea.class);
if ((orientReq != null || media != null || mpa != null) && pageable instanceof OpenBook) {
/* We could almost(!) use PrinterJob.getPageFormat() except
* here we need to start with the PageFormat from the OpenBook :
*/
Printable printable = pageable.getPrintable(0);
PageFormat pf = (PageFormat)pageable.getPageFormat(0).clone();
Paper paper = pf.getPaper();
/* If there's a media but no media printable area, we can try
* to retrieve the default value for mpa and use that.
*/
if (mpa == null && media != null && service.isAttributeCategorySupported(MediaPrintableArea.class)) {
Object mpaVals = service. getSupportedAttributeValues(MediaPrintableArea.class, null, reqAttrSet);
if (mpaVals instanceof MediaPrintableArea[] && ((MediaPrintableArea[])mpaVals).length > 0) {
mpa = ((MediaPrintableArea[])mpaVals)[0];
}
}
if (isSupportedValue(orientReq, reqAttrSet) || (!fidelity && orientReq != null)) {
int orient;
if (orientReq.equals(OrientationRequested.REVERSE_LANDSCAPE)) {
orient = PageFormat.REVERSE_LANDSCAPE;
} else if (orientReq.equals(OrientationRequested.LANDSCAPE)) {
orient = PageFormat.LANDSCAPE;
} else {
orient = PageFormat.PORTRAIT;
}
pf.setOrientation(orient);
}
if (isSupportedValue(media, reqAttrSet) || (!fidelity && media != null)) {
if (media instanceof MediaSizeName) {
MediaSizeName msn = (MediaSizeName)media;
MediaSize msz = MediaSize.getMediaSizeForName(msn);
if (msz != null) {
float paperWid = msz.getX(MediaSize.INCH) * 72.0f;
float paperHgt = msz.getY(MediaSize.INCH) * 72.0f;
paper.setSize(paperWid, paperHgt);
if (mpa == null) {
paper.setImageableArea(72.0, 72.0, paperWid-144.0, paperHgt-144.0);
}
}
}
}
if (isSupportedValue(mpa, reqAttrSet) || (!fidelity && mpa != null)) {
float [] printableArea = mpa.getPrintableArea(MediaPrintableArea.INCH);
for (int i=0; i < printableArea.length; i++) {
printableArea[i] = printableArea[i]*72.0f;
}
paper.setImageableArea(printableArea[0], printableArea[1], printableArea[2], printableArea[3]);
}
pf.setPaper(paper);
pf = validatePage(pf);
return new OpenBook(pf, printable);
}
return pageable;
}