Java MediaSize.findMedia方法代码示例

import javax.print.attribute.standard.MediaSize; //导入方法依赖的package包/类
/**
 * 	Constructor.
 *  Derive Paper from PageForamt
 * 	@param pf PageFormat
 */
public CPaper (PageFormat pf)
{
	super();
	m_landscape = pf.getOrientation() != PageFormat.PORTRAIT;
	//	try to find MediaSize
	float x = (float)pf.getWidth();
	float y = (float)pf.getHeight();
	MediaSizeName msn = MediaSize.findMedia (x/72, y/72, MediaSize.INCH);
	MediaSize ms = null;
	if (msn == null)
		msn = MediaSize.findMedia (y/72, x/72, MediaSize.INCH);	//	flip it
	if (msn != null)
		ms = MediaSize.getMediaSizeForName(msn);
	setMediaSize(ms, m_landscape);
	//	set size directly
	setSize(pf.getWidth(), pf.getHeight());
	setImageableArea(pf.getImageableX(), pf.getImageableY(),
		pf.getImageableWidth(), pf.getImageableHeight());
}
 

import javax.print.attribute.standard.MediaSize; //导入方法依赖的package包/类
public static MediaSizeName[] getSupportedMediaSizeNames(final long handle)
                throws PrintException {
    final MediaSizeName[] names;
    final int[] sizes = getSupportedPaperSizes(handle);
    final Vector<MediaSizeName> v = new Vector<MediaSizeName>(
                    sizes.length / 2);

    for (int i = 0; i < sizes.length; i += 2) {
        if ((sizes[i] > 0) && (sizes[i + 1] > 0)) {
            final MediaSizeName name = MediaSize.findMedia(sizes[i] / 10,
                            sizes[i + 1] / 10, Size2DSyntax.MM);

            if ((name != null) && !v.contains(name)) {
                v.add(name);
            }
        }
    }

    names = new MediaSizeName[v.size()];
    return v.toArray(names);
}
 

import javax.print.attribute.standard.MediaSize; //导入方法依赖的package包/类
/**
 * Loads/set the media size name derived from the properties manager.
 * Otherwise a default paper size of NA Letter is returned
 *
 * @return a MediaSizeName given the conditions above.
 */
private MediaSizeName loadDefaultPrinterProperties() {
    int printMediaUnit =
            PropertiesManager.checkAndStoreIntegerProperty(
                    propertiesManager,
                    PropertiesManager.PROPERTY_PRINT_MEDIA_SIZE_UNIT,
                    1000);
    double printMediaWidth =
            PropertiesManager.checkAndStoreDoubleProperty(
                    propertiesManager,
                    PropertiesManager.PROPERTY_PRINT_MEDIA_SIZE_WIDTH,
                    215.9);
    double printMediaHeight =
            PropertiesManager.checkAndStoreDoubleProperty(
                    propertiesManager,
                    PropertiesManager.PROPERTY_PRINT_MEDIA_SIZE_HEIGHT,
                    279.4);
    // get the closed matching media name.
    return MediaSize.findMedia((float) printMediaWidth,
            (float) printMediaHeight,
            printMediaUnit);
}
 

import javax.print.attribute.standard.MediaSize; //导入方法依赖的package包/类
public CustomMediaSizeName(String name, String choice,
                           float width, float length) {
    super(nextValue(name));
    choiceName = choice;
    customEnumTable.add(this);
    mediaName = null;
    try {
        mediaName = MediaSize.findMedia(width, length,
                                        MediaSize.INCH);
    } catch (IllegalArgumentException iae) {
    }
    // The public API method finds a closest match even if it not
    // all that close. Here we want to be sure its *really* close.
    if (mediaName != null) {
        MediaSize sz = MediaSize.getMediaSizeForName(mediaName);
        if (sz == null) {
            mediaName = null;
        } else {
            float w = sz.getX(MediaSize.INCH);
            float h = sz.getY(MediaSize.INCH);
            float dw = Math.abs(w - width);
            float dh = Math.abs(h - length);
            if (dw > 0.1 || dh > 0.1) {
                mediaName = null;
            }
        }
    }
}
 

import javax.print.attribute.standard.MediaSize; //导入方法依赖的package包/类
public CustomMediaSizeName(String name, String choice,
                           float width, float length) {
    super(nextValue(name));
    choiceName = choice;
    customEnumTable.add(this);
    mediaName = null;
    try {
        mediaName = MediaSize.findMedia(width, length,
                                        MediaSize.INCH);
    } catch (IllegalArgumentException iae) {
    }
}
 

import javax.print.attribute.standard.MediaSize; //导入方法依赖的package包/类
protected HashPrintRequestAttributeSet 
        getAttrsForPageFormat(PageFormat page) {

    HashPrintRequestAttributeSet lattrs=new HashPrintRequestAttributeSet();

    /* Add Orientation attribute */
    switch (page.getOrientation()) {
        case PageFormat.LANDSCAPE:
            lattrs.add(OrientationRequested.LANDSCAPE);
            break;
        case PageFormat.PORTRAIT:
            lattrs.add(OrientationRequested.PORTRAIT);
            break;
        case PageFormat.REVERSE_LANDSCAPE:
            lattrs.add(OrientationRequested.REVERSE_LANDSCAPE);
            break;
    }

    /* Add Media attribute */
    MediaSizeName media = MediaSize.findMedia(
            (float) (page.getWidth() / 72.0),
            (float) (page.getHeight() / 72.0), 
            Size2DSyntax.INCH);
    if (media != null) {
        lattrs.add(media);
    }

    /* Add MediaMargins attribute */
    lattrs.add(new MediaMargins((float) (page.getImageableX() / 72.0), 
            (float) (page.getImageableY() / 72.0), 
            (float) ((page.getWidth() - page.getImageableX() -
                    page.getImageableWidth()) / 72.0),
            (float) ((page.getHeight() - page.getImageableHeight() -
                    page.getImageableY()) / 72.0), 
            MediaMargins.INCH));

    return lattrs;
}
 

import javax.print.attribute.standard.MediaSize; //导入方法依赖的package包/类
/**
 * Sets the paper size.
 *
 * @param service The {@link PrintService} to use.
 * @param set The {@link PrintRequestAttributeSet} to use.
 * @param size The size of the paper.
 * @param units The type of units being used.
 */
public static void setPaperSize(PrintService service, PrintRequestAttributeSet set, double[] size, LengthUnits units) {
	double[] margins = getPaperMargins(service, set, units);
	MediaSizeName mediaSizeName = MediaSize.findMedia((float) LengthUnits.IN.convert(units, size[0]), (float) LengthUnits.IN.convert(units, size[1]), Size2DSyntax.INCH);

	if (mediaSizeName == null) {
		mediaSizeName = MediaSizeName.NA_LETTER;
	}
	set.add(mediaSizeName);
	setPaperMargins(service, set, margins, units);
}
 

import javax.print.attribute.standard.MediaSize; //导入方法依赖的package包/类
public static MediaSizeName getMediaSizeName(PDDocument document) throws IOException {
    PDFRenderer renderer = new PDFRenderer(document);
    BufferedImage image = renderer.renderImageWithDPI(0, 72f);
    float w, h, swp;
    w = image.getWidth() / 72f;
    h = image.getHeight() / 72f;
    if (w > h) {
        swp = w;
        w = h;
        h = swp;
    }
    return MediaSize.findMedia(w, h, Size2DSyntax.INCH);
}