Java PDPage.getRotation方法代码示例

import org.apache.pdfbox.pdmodel.PDPage; //导入方法依赖的package包/类
public ActionForward rotate180(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
	Document doc = documentDao.getDocument(request.getParameter("document"));

	String docdownload = oscar.OscarProperties.getInstance().getProperty("DOCUMENT_DIR");

	FileInputStream input = new FileInputStream(docdownload + doc.getDocfilename());
	PDFParser parser = new PDFParser(input);
	parser.parse();
	PDDocument pdf = parser.getPDDocument();
	int x = 1;
	for (Object p : pdf.getDocumentCatalog().getAllPages()) {
		PDPage pg = (PDPage)p;
		Integer r = (pg.getRotation() != null ? pg.getRotation() : 0);
		pg.setRotation((r+180)%360);

		ManageDocumentAction.deleteCacheVersion(doc, x);
		x++;
	}

	pdf.save(docdownload + doc.getDocfilename());
	pdf.close();

	input.close();

	return null;
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入方法依赖的package包/类
public ActionForward rotate90(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
	Document doc = documentDao.getDocument(request.getParameter("document"));

	String docdownload = oscar.OscarProperties.getInstance().getProperty("DOCUMENT_DIR");

	FileInputStream input = new FileInputStream(docdownload + doc.getDocfilename());
	PDFParser parser = new PDFParser(input);
	parser.parse();
	PDDocument pdf = parser.getPDDocument();
	int x = 1;
	for (Object p : pdf.getDocumentCatalog().getAllPages()) {
		PDPage pg = (PDPage)p;
		Integer r = (pg.getRotation() != null ? pg.getRotation() : 0);
		pg.setRotation((r+90)%360);

		ManageDocumentAction.deleteCacheVersion(doc, x);
		x++;
	}

	pdf.save(docdownload + doc.getDocfilename());
	pdf.close();

	input.close();

	return null;
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入方法依赖的package包/类
protected Page extractPage(Integer pageNumber) throws IOException {

        if (pageNumber > this.pdfDocument.getNumberOfPages() || pageNumber < 1) {
            throw new java.lang.IndexOutOfBoundsException(
                    "Page number does not exist");
        }

        PDPage p = this.pdfDocument.getPage(pageNumber - 1);

        ObjectExtractorStreamEngine se = new ObjectExtractorStreamEngine(p);
        se.processPage(p);


        TextStripper pdfTextStripper = new TextStripper(this.pdfDocument, pageNumber);

        pdfTextStripper.process();

        Utils.sort(pdfTextStripper.textElements, Rectangle.ILL_DEFINED_ORDER);

        float w, h;
        int pageRotation = p.getRotation();
        if (Math.abs(pageRotation) == 90 || Math.abs(pageRotation) == 270) {
            w = p.getCropBox().getHeight();
            h = p.getCropBox().getWidth();
        } else {
            w = p.getCropBox().getWidth();
            h = p.getCropBox().getHeight();
        }

        return new Page(0, 0, w, h, pageRotation, pageNumber, p, pdfTextStripper.textElements,
                se.rulings, pdfTextStripper.minCharWidth, pdfTextStripper.minCharHeight, pdfTextStripper.spatialIndex);
    }
 

import org.apache.pdfbox.pdmodel.PDPage; //导入方法依赖的package包/类
@Override
protected void writeString(String text, List<TextPosition> textPositions) throws IOException {
    text = text.toLowerCase();
    int index = text.indexOf(mTextToHighlight);
    if (index != -1) {
        PDPage currentPage = getCurrentPage();
        PDRectangle pageBoundingBox = currentPage.getBBox();
        AffineTransform flip = new AffineTransform();
        flip.translate(0, pageBoundingBox.getHeight());
        flip.scale(1, -1);
        PDRectangle mediaBox = currentPage.getMediaBox();
        float mediaHeight = mediaBox.getHeight();
        float mediaWidth = mediaBox.getWidth();
        int size = textPositions.size();
        while (index != -1) {
            int last = index + mTextToHighlight.length() - 1;
            for (int i = index; i <= last; i++) {
                TextPosition pos = textPositions.get(i);
                PDFont font = pos.getFont();
                BoundingBox bbox = font.getBoundingBox();
                Rectangle2D.Float rect = new Rectangle2D.Float(0, bbox.getLowerLeftY(), font.getWidth(pos.getCharacterCodes()[0]), bbox.getHeight());
                AffineTransform at = pos.getTextMatrix().createAffineTransform();
                if (font instanceof PDType3Font) {
                    at.concatenate(font.getFontMatrix().createAffineTransform());
                } else {
                    at.scale(1 / 1000f, 1 / 1000f);
                }
                Shape shape = flip.createTransformedShape(at.createTransformedShape(rect));
                AffineTransform transform = mGC.getTransform();
                int rotation = currentPage.getRotation();
                if (rotation != 0) {
                    switch (rotation) {
                        case 90:
                            mGC.translate(mediaHeight, 0);
                            break;
                        case 270:
                            mGC.translate(0, mediaWidth);
                            break;
                        case 180:
                            mGC.translate(mediaWidth, mediaHeight);
                            break;
                        default:
                            break;
                    }
                    mGC.rotate(Math.toRadians(rotation));
                }
                mGC.fill(shape);
                if (rotation != 0) {
                    mGC.setTransform(transform);
                }
            }
            index = last < size - 1 ? text.indexOf(mTextToHighlight, last + 1) : -1;
        }
    }
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入方法依赖的package包/类
public static int getPageRotation(final PDPage page) {
return page.getRotation();
   }
 

import org.apache.pdfbox.pdmodel.PDPage; //导入方法依赖的package包/类
public static int getPageRotation(final PDPage page) {
return page.getRotation() == null ? 0 : page.getRotation();
   }