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//========================================================================
//
// PDFDoc.h
//
// Copyright 1996-2003 Glyph & Cog, LLC
//
//========================================================================
#ifndef PDFDOC_H
#define PDFDOC_H
#include <aconf.h>
#include <stdio.h>
#include "XRef.h"
#include "Catalog.h"
#include "Page.h"
class GString;
class BaseStream;
class OutputDev;
class Annots;
class Links;
class LinkAction;
class LinkDest;
class Outline;
class OutlineItem;
class OptionalContent;
class PDFCore;
//------------------------------------------------------------------------
// PDFDoc
//------------------------------------------------------------------------
class PDFDoc {
public:
PDFDoc(GString *fileNameA, GString *ownerPassword = NULL,
GString *userPassword = NULL, PDFCore *coreA = NULL);
#ifdef _WIN32
PDFDoc(wchar_t *fileNameA, int fileNameLen, GString *ownerPassword = NULL,
GString *userPassword = NULL, PDFCore *coreA = NULL);
#endif
// This version takes a UTF-8 file name (which is only relevant on
// Windows).
PDFDoc(char *fileNameA, GString *ownerPassword = NULL,
GString *userPassword = NULL, PDFCore *coreA = NULL);
PDFDoc(BaseStream *strA, GString *ownerPassword = NULL,
GString *userPassword = NULL, PDFCore *coreA = NULL);
~PDFDoc();
// Was PDF document successfully opened?
GBool isOk() { return ok; }
// Get the error code (if isOk() returns false).
int getErrorCode() { return errCode; }
// Get file name.
GString *getFileName() { return fileName; }
#ifdef _WIN32
wchar_t *getFileNameU() { return fileNameU; }
#endif
// Get the xref table.
XRef *getXRef() { return xref; }
// Get catalog.
Catalog *getCatalog() { return catalog; }
// Get annotations.
Annots *getAnnots() { return annots; }
// Get base stream.
BaseStream *getBaseStream() { return str; }
// Get page parameters.
double getPageMediaWidth(int page)
{ return catalog->getPage(page)->getMediaWidth(); }
double getPageMediaHeight(int page)
{ return catalog->getPage(page)->getMediaHeight(); }
double getPageCropWidth(int page)
{ return catalog->getPage(page)->getCropWidth(); }
double getPageCropHeight(int page)
{ return catalog->getPage(page)->getCropHeight(); }
int getPageRotate(int page)
{ return catalog->getPage(page)->getRotate(); }
// Get number of pages.
int getNumPages() { return catalog->getNumPages(); }
// Return the contents of the metadata stream, or NULL if there is
// no metadata.
GString *readMetadata() { return catalog->readMetadata(); }
// Return the structure tree root object.
Object *getStructTreeRoot() { return catalog->getStructTreeRoot(); }
// Display a page.
void displayPage(OutputDev *out, int page,
double hDPI, double vDPI, int rotate,
GBool useMediaBox, GBool crop, GBool printing,
GBool (*abortCheckCbk)(void *data) = NULL,
void *abortCheckCbkData = NULL);
// Display a range of pages.
void displayPages(OutputDev *out, int firstPage, int lastPage,
double hDPI, double vDPI, int rotate,
GBool useMediaBox, GBool crop, GBool printing,
GBool (*abortCheckCbk)(void *data) = NULL,
void *abortCheckCbkData = NULL);
// Display part of a page.
void displayPageSlice(OutputDev *out, int page,
double hDPI, double vDPI, int rotate,
GBool useMediaBox, GBool crop, GBool printing,
int sliceX, int sliceY, int sliceW, int sliceH,
GBool (*abortCheckCbk)(void *data) = NULL,
void *abortCheckCbkData = NULL);
// Find a page, given its object ID. Returns page number, or 0 if
// not found.
int findPage(int num, int gen) { return catalog->findPage(num, gen); }
// Returns the links for the current page, transferring ownership to
// the caller.
Links *getLinks(int page);
// Find a named destination. Returns the link destination, or
// NULL if <name> is not a destination.
LinkDest *findDest(GString *name)
{ return catalog->findDest(name); }
// Process the links for a page.
void processLinks(OutputDev *out, int page);
#ifndef DISABLE_OUTLINE
// Return the outline object.
Outline *getOutline() { return outline; }
// Return the target page number for an outline item. Returns 0 if
// the item doesn't target a page in this PDF file.
int getOutlineTargetPage(OutlineItem *outlineItem);
#endif
// Return the OptionalContent object.
OptionalContent *getOptionalContent() { return optContent; }
// Is the file encrypted?
GBool isEncrypted() { return xref->isEncrypted(); }
// Check various permissions.
GBool okToPrint(GBool ignoreOwnerPW = gFalse)
{ return xref->okToPrint(ignoreOwnerPW); }
GBool okToChange(GBool ignoreOwnerPW = gFalse)
{ return xref->okToChange(ignoreOwnerPW); }
GBool okToCopy(GBool ignoreOwnerPW = gFalse)
{ return xref->okToCopy(ignoreOwnerPW); }
GBool okToAddNotes(GBool ignoreOwnerPW = gFalse)
{ return xref->okToAddNotes(ignoreOwnerPW); }
// Is the PDF file damaged? This checks to see if the xref table
// was constructed by the repair code.
GBool isDamaged() { return xref->isRepaired(); }
// Is this document linearized?
GBool isLinearized();
// Return the document's Info dictionary (if any).
Object *getDocInfo(Object *obj) { return xref->getDocInfo(obj); }
Object *getDocInfoNF(Object *obj) { return xref->getDocInfoNF(obj); }
// Return the PDF version specified by the file.
double getPDFVersion() { return pdfVersion; }
// Save this file with another name.
GBool saveAs(GString *name);
// Return a pointer to the PDFCore object.
PDFCore *getCore() { return core; }
// Get the list of embedded files.
int getNumEmbeddedFiles() { return catalog->getNumEmbeddedFiles(); }
Unicode *getEmbeddedFileName(int idx)
{ return catalog->getEmbeddedFileName(idx); }
int getEmbeddedFileNameLength(int idx)
{ return catalog->getEmbeddedFileNameLength(idx); }
GBool saveEmbeddedFile(int idx, const char *path);
GBool saveEmbeddedFileU(int idx, const char *path);
#ifdef _WIN32
GBool saveEmbeddedFile(int idx, const wchar_t *path, int pathLen);
#endif
char *getEmbeddedFileMem(int idx, int *size);
// Return true if the document uses JavaScript.
GBool usesJavaScript() { return catalog->usesJavaScript(); }
private:
void init(PDFCore *coreA);
GBool setup(GString *ownerPassword, GString *userPassword);
GBool setup2(GString *ownerPassword, GString *userPassword,
GBool repairXRef);
void checkHeader();
GBool checkEncryption(GString *ownerPassword, GString *userPassword);
GBool saveEmbeddedFile2(int idx, FILE *f);
GString *fileName;
#ifdef _WIN32
wchar_t *fileNameU;
#endif
FILE *file;
BaseStream *str;
PDFCore *core;
double pdfVersion;
XRef *xref;
Catalog *catalog;
Annots *annots;
#ifndef DISABLE_OUTLINE
Outline *outline;
#endif
OptionalContent *optContent;
GBool ok;
int errCode;
};
#endif
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