C++ PDFDoc::getCatalog方法代码示例

JNIEXPORT void JNICALL Java_com_foolabs_xpdf_PDFPage__1getText
	  (JNIEnv *env, jobject obj, jobject document, jobject javaCollector,
			  jboolean physicalLayout, jdouble fixedPitch, jboolean rawOrder) {
	Page *page = getHandle<Page>(env, obj);
	PDFDoc *doc = getHandle<PDFDoc>(env, document);

	TextCollector *collector = new TextCollector(env, javaCollector);

	GBool gPhysicalLayout = physicalLayout ? gTrue : gFalse;
	GBool gRawOrder = rawOrder ? gTrue : gFalse;

	TextOutputDev *outputDevice =
			new TextOutputDev(&TextCollector::CollectText, collector, gPhysicalLayout, gRawOrder);

	if (outputDevice->isOk()) {
		const double hDPI = 72;
		const double vDPI = 72;
		const int rotate = 0;
		const GBool useMediaBox = gFalse;
		const GBool crop = gTrue;
		const GBool printing = gFalse;
		Catalog *catalog = doc->getCatalog();

		page->display(outputDevice, hDPI, vDPI, rotate, useMediaBox, crop,
				printing, catalog);
	}

	delete collector; // All text should already be in Java
	delete outputDevice;
}

	// 0 <= pageNo <numPage
	CImage* getPage(int w, int h, int pageNo)
	{
		if(!cacheValid(w,h,pageNo))
		{
			// poppler uses 1 indexing for pageNo.

			double DPI_W=calcDPI_width(w, pageNo);
			double DPI_H=calcDPI_height(h, pageNo);
			double DPI=MIN(DPI_W, DPI_H);

			delete _textCache[pageNo]; _textCache[pageNo]=new intmatrixn();
			_textCacheState=pageNo;
			//_pdfDoc->getPageRotate(pageNo+1)
			_pdfDoc->displayPage(_outputDev, pageNo+1, DPI, DPI, 0, gFalse, gTrue, gFalse);
#ifdef USE_NULLOUTPUTDEV
			_nullOutputDev->setInfo(_pdfDoc->getPageRotate(pageNo+1),
									_pdfDoc->getCatalog()->getPage(pageNo+1)->getCropBox()->x1,
									_pdfDoc->getCatalog()->getPage(pageNo+1)->getCropBox()->y1,
									_pdfDoc->getPageCropWidth(pageNo+1),
									_pdfDoc->getPageCropHeight(pageNo+1),
									_outputDev->getBitmap()->getWidth(),
									_outputDev->getBitmap()->getHeight());
		
			_pdfDoc->displayPage(_nullOutputDev, pageNo+1, DPI, DPI, 0, gFalse, gTrue, gFalse);
#endif
			_textCacheState=-1;
				/*//_pdfDoc->displayPageSlice(_outputDev, pageNo+1, DPI, DPI, 0, gFalse, gTrue, gFalse, 20,20, 400,400);
				if(zoom2<zoom1)
				{
					if(h==_outputDev->getBitmap()->getHeight())
						bOkay=true;
					else
					{
						vDPI=72.0*h/_pdfDoc->getPageCropHeight(pageNo+1);
					}
				}
				else
				{
					if(w==_outputDev->getBitmap()->getWidth())
						bOkay=true;
					else
					{
						double tt=72*w/_pdfDoc->getPageCropHeight(pageNo+1);
					}
				}

			}
			while(!bOkay);*/

			SplashBitmap *temp=_outputDev->takeBitmap();

			CImage* ptr=new CImage();
			ptr->SetData(temp->getWidth(), temp->getHeight(), temp->getDataPtr(), temp->getRowSize());
			delete _bmpCache[pageNo]; _bmpCache[pageNo]=ptr;
			delete temp;
		}

		return _bmpCache[pageNo];
	}

int
pdf_get_rect(char* filename, int page_num, int pdf_box, realrect* box)
	/* return the box converted to TeX points */
{
	GooString*	name = new GooString(filename);
	PDFDoc*		doc = new PDFDoc(name);

	if (!doc) {
		delete name;
		return -1;
	}

	/* if the doc got created, it now owns name, so we mustn't delete it! */

	if (!doc->isOk()) {
		delete doc;
		return -1;
	}

	int			pages = doc->getNumPages();
	if (page_num > pages)
		page_num = pages;
	if (page_num < 0)
		page_num = pages + 1 + page_num;
	if (page_num < 1)
		page_num = 1;

	Page*		page = doc->getCatalog()->getPage(page_num);

	PDFRectangle*	r;
	switch (pdf_box) {
		default:
		case pdfbox_crop:
			r = page->getCropBox();
			break;
		case pdfbox_media:
			r = page->getMediaBox();
			break;
		case pdfbox_bleed:
			r = page->getBleedBox();
			break;
		case pdfbox_trim:
			r = page->getTrimBox();
			break;
		case pdfbox_art:
			r = page->getArtBox();
			break;
	}

	box->x  = 72.27 / 72 * my_fmin(r->x1, r->x2);
	box->y  = 72.27 / 72 * my_fmin(r->y1, r->y2);
	box->wd = 72.27 / 72 * fabs(r->x2 - r->x1);
	box->ht = 72.27 / 72 * fabs(r->y2 - r->y1);

	delete doc;

	return 0;
}

//.........这里部分代码省略.........
										{
											OptionalContentGroup *oc = (OptionalContentGroup *)ocgs->get(i);
											QString ocgName = UnicodeParsedString(oc->getName());
											if (!ocgNames.contains(ocgName))
											{
												ocgGroups.prepend(oc);
												ocgNames.append(ocgName);
											}
										}
									}
								}
							}
							else
							{
								GooList *ocgs;
								int i;
								ocgs = ocg->getOCGs ();
								for (i = 0; i < ocgs->getLength (); ++i)
								{
									OptionalContentGroup *oc = (OptionalContentGroup *)ocgs->get(i);
									QString ocgName = UnicodeParsedString(oc->getName());
									if (!ocgNames.contains(ocgName))
									{
										ocgGroups.prepend(oc);
										ocgNames.append(ocgName);
									}
								}
							}
						}
					}
					GBool useMediaBox = gTrue;
					GBool crop = gFalse;
					GBool printing = gFalse;
					dev->startDoc(pdfDoc, pdfDoc->getXRef(), pdfDoc->getCatalog());
					int rotate = pdfDoc->getPageRotate(firstPage);
					if (importerFlags & LoadSavePlugin::lfCreateDoc)
					{
// POPPLER_VERSION appeared in 0.19.0 first
#ifdef POPPLER_VERSION
						if (hasOcg)
						{
							QString actL = m_Doc->activeLayerName();
							for (int a = 0; a < ocgGroups.count(); a++)
							{
								OptionalContentGroup *oc = ocgGroups[a];
								if (actL != UnicodeParsedString(oc->getName()))
									currentLayer = m_Doc->addLayer(UnicodeParsedString(oc->getName()), false);
								else
									currentLayer = m_Doc->layerIDFromName(UnicodeParsedString(oc->getName()));
// POPPLER_VERSION appeared in 0.19.0 first
#ifdef POPPLER_VERSION
								if ((oc->getViewState() == OptionalContentGroup::ocUsageOn) || (oc->getViewState() == OptionalContentGroup::ocUsageUnset))
									m_Doc->setLayerVisible(currentLayer, true);
								else
									m_Doc->setLayerVisible(currentLayer, false);
								if ((oc->getPrintState() == OptionalContentGroup::ocUsageOn) || (oc->getPrintState() == OptionalContentGroup::ocUsageUnset))
									m_Doc->setLayerPrintable(currentLayer, true);
								else
									m_Doc->setLayerPrintable(currentLayer, false);
#else
								if (oc->getState() == OptionalContentGroup::On)
								{
									m_Doc->setLayerVisible(currentLayer, true);
									m_Doc->setLayerPrintable(currentLayer, true);
								}
								else

int main(int argc, char *argv[])
{
  // parse args
  bool ok = parseArgs(argDesc, &argc, argv);
  if (!ok || argc < 2 || argc > 3 || printHelp) {
    fprintf(stderr, "pdftoipe version %s\n", PDFTOIPE_VERSION);
    printUsage("pdftoipe", "<PDF-file> [<XML-file>]", argDesc);
    return 1;
  }

  GooString *fileName = new GooString(argv[1]);

  globalParams = new GlobalParams();
  if (quiet)
    globalParams->setErrQuiet(quiet);

  GooString *ownerPW, *userPW;
  if (ownerPassword[0]) {
    ownerPW = new GooString(ownerPassword);
  } else {
    ownerPW = 0;
  }
  if (userPassword[0]) {
    userPW = new GooString(userPassword);
  } else {
    userPW = 0;
  }

  // open PDF file
  PDFDoc *doc = new PDFDoc(fileName, ownerPW, userPW);
  delete userPW;
  delete ownerPW;

  if (!doc->isOk())
    return 1;
  
  // construct XML file name
  std::string xmlFileName;
  if (argc == 3) {
    xmlFileName = argv[2];
  } else {
    const char *p = fileName->c_str() + fileName->getLength() - 4;
    if (!strcmp(p, ".pdf") || !strcmp(p, ".PDF")) {
        xmlFileName = std::string(fileName->c_str(),
                                  fileName->getLength() - 4);
    } else {
      xmlFileName = fileName->c_str();
    }
    xmlFileName += ".ipe";
  }

  // get page range
  if (firstPage < 1)
    firstPage = 1;

  if (lastPage < 1 || lastPage > doc->getNumPages())
    lastPage = doc->getNumPages();

  // write XML file
  XmlOutputDev *xmlOut = 
    new XmlOutputDev(xmlFileName, doc->getXRef(),
                     doc->getCatalog(), firstPage, lastPage);

  // tell output device about text handling
  xmlOut->setTextHandling(math, notext, literal, mergeLevel, unicodeLevel);
  
  int exitCode = 2;
  if (xmlOut->isOk()) {
    doc->displayPages(xmlOut, firstPage, lastPage, 
		      // double hDPI, double vDPI, int rotate,
		      // bool useMediaBox, bool crop, bool printing,
		      72.0, 72.0, 0, false, false, false);
    exitCode = 0;
  }

  if (xmlOut->hasUnicode()) {
    fprintf(stderr, "The document contains Unicode (non-ASCII) text.\n");
    if (unicodeLevel <= 1)
      fprintf(stderr, "Unknown Unicode characters were replaced by [U+XXX].\n");
    else
      fprintf(stderr, "UTF-8 was set as document encoding in the preamble.\n");
  }

  // clean up
  delete xmlOut;
  delete doc;
  delete globalParams;

  return exitCode;
}