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-rw-r--r--Build/source/libs/poppler/poppler-src/poppler/Page.cc805
1 files changed, 0 insertions, 805 deletions
diff --git a/Build/source/libs/poppler/poppler-src/poppler/Page.cc b/Build/source/libs/poppler/poppler-src/poppler/Page.cc
deleted file mode 100644
index d4799dd14bd..00000000000
--- a/Build/source/libs/poppler/poppler-src/poppler/Page.cc
+++ /dev/null
@@ -1,805 +0,0 @@
-//========================================================================
-//
-// Page.cc
-//
-// Copyright 1996-2007 Glyph & Cog, LLC
-//
-//========================================================================
-
-//========================================================================
-//
-// Modified under the Poppler project - http://poppler.freedesktop.org
-//
-// All changes made under the Poppler project to this file are licensed
-// under GPL version 2 or later
-//
-// Copyright (C) 2005 Kristian Høgsberg <krh@redhat.com>
-// Copyright (C) 2005 Jeff Muizelaar <jeff@infidigm.net>
-// Copyright (C) 2005-2013, 2016, 2017 Albert Astals Cid <aacid@kde.org>
-// Copyright (C) 2006-2008 Pino Toscano <pino@kde.org>
-// Copyright (C) 2006 Nickolay V. Shmyrev <nshmyrev@yandex.ru>
-// Copyright (C) 2006 Scott Turner <scotty1024@mac.com>
-// Copyright (C) 2006-2011, 2015 Carlos Garcia Campos <carlosgc@gnome.org>
-// Copyright (C) 2007 Julien Rebetez <julienr@svn.gnome.org>
-// Copyright (C) 2008 Iñigo Martínez <inigomartinez@gmail.com>
-// Copyright (C) 2008 Brad Hards <bradh@kde.org>
-// Copyright (C) 2008 Ilya Gorenbein <igorenbein@finjan.com>
-// Copyright (C) 2012, 2013 Fabio D'Urso <fabiodurso@hotmail.it>
-// Copyright (C) 2013, 2014 Thomas Freitag <Thomas.Freitag@alfa.de>
-// Copyright (C) 2013 Jason Crain <jason@aquaticape.us>
-// Copyright (C) 2013, 2017 Adrian Johnson <ajohnson@redneon.com>
-// Copyright (C) 2015 Philipp Reinkemeier <philipp.reinkemeier@offis.de>
-//
-// To see a description of the changes please see the Changelog file that
-// came with your tarball or type make ChangeLog if you are building from git
-//
-//========================================================================
-
-#include <config.h>
-
-#ifdef USE_GCC_PRAGMAS
-#pragma implementation
-#endif
-
-#include <stddef.h>
-#include <limits.h>
-#include "GlobalParams.h"
-#include "Object.h"
-#include "Array.h"
-#include "Dict.h"
-#include "PDFDoc.h"
-#include "XRef.h"
-#include "Link.h"
-#include "OutputDev.h"
-#include "Gfx.h"
-#include "GfxState.h"
-#include "Annot.h"
-#include "TextOutputDev.h"
-#include "Form.h"
-#include "Error.h"
-#include "Page.h"
-#include "Catalog.h"
-#include "Form.h"
-
-#ifdef MULTITHREADED
-# define pageLocker() MutexLocker locker(&mutex)
-#else
-# define pageLocker()
-#endif
-//------------------------------------------------------------------------
-// PDFRectangle
-//------------------------------------------------------------------------
-
-void PDFRectangle::clipTo(PDFRectangle *rect) {
- if (x1 < rect->x1) {
- x1 = rect->x1;
- } else if (x1 > rect->x2) {
- x1 = rect->x2;
- }
- if (x2 < rect->x1) {
- x2 = rect->x1;
- } else if (x2 > rect->x2) {
- x2 = rect->x2;
- }
- if (y1 < rect->y1) {
- y1 = rect->y1;
- } else if (y1 > rect->y2) {
- y1 = rect->y2;
- }
- if (y2 < rect->y1) {
- y2 = rect->y1;
- } else if (y2 > rect->y2) {
- y2 = rect->y2;
- }
-}
-
-//------------------------------------------------------------------------
-// PageAttrs
-//------------------------------------------------------------------------
-
-PageAttrs::PageAttrs(PageAttrs *attrs, Dict *dict) {
- Object obj1;
- PDFRectangle mBox;
- const GBool isPage = dict->is("Page");
-
- // get old/default values
- if (attrs) {
- mediaBox = attrs->mediaBox;
- cropBox = attrs->cropBox;
- haveCropBox = attrs->haveCropBox;
- rotate = attrs->rotate;
- resources = attrs->resources.copy();
- } else {
- // set default MediaBox to 8.5" x 11" -- this shouldn't be necessary
- // but some (non-compliant) PDF files don't specify a MediaBox
- mediaBox.x1 = 0;
- mediaBox.y1 = 0;
- mediaBox.x2 = 612;
- mediaBox.y2 = 792;
- cropBox.x1 = cropBox.y1 = cropBox.x2 = cropBox.y2 = 0;
- haveCropBox = gFalse;
- rotate = 0;
- resources.setToNull();
- }
-
- // media box
- if (readBox(dict, "MediaBox", &mBox)) {
- mediaBox = mBox;
- }
-
- // crop box
- if (readBox(dict, "CropBox", &cropBox)) {
- haveCropBox = gTrue;
- }
- if (!haveCropBox) {
- cropBox = mediaBox;
- }
-
- if (isPage) {
- // cropBox can not be bigger than mediaBox
- if (cropBox.x2 - cropBox.x1 > mediaBox.x2 - mediaBox.x1)
- {
- cropBox.x1 = mediaBox.x1;
- cropBox.x2 = mediaBox.x2;
- }
- if (cropBox.y2 - cropBox.y1 > mediaBox.y2 - mediaBox.y1)
- {
- cropBox.y1 = mediaBox.y1;
- cropBox.y2 = mediaBox.y2;
- }
- }
-
- // other boxes
- bleedBox = cropBox;
- readBox(dict, "BleedBox", &bleedBox);
- trimBox = cropBox;
- readBox(dict, "TrimBox", &trimBox);
- artBox = cropBox;
- readBox(dict, "ArtBox", &artBox);
-
- // rotate
- obj1 = dict->lookup("Rotate");
- if (obj1.isInt()) {
- rotate = obj1.getInt();
- }
- while (rotate < 0) {
- rotate += 360;
- }
- while (rotate >= 360) {
- rotate -= 360;
- }
-
- // misc attributes
- lastModified = dict->lookup("LastModified");
- boxColorInfo = dict->lookup("BoxColorInfo");
- group = dict->lookup("Group");
- metadata = dict->lookup("Metadata");
- pieceInfo = dict->lookup("PieceInfo");
- separationInfo = dict->lookup("SeparationInfo");
-
- // resource dictionary
- obj1 = dict->lookup("Resources");
- if (obj1.isDict()) {
- resources = obj1.copy();
- }
-}
-
-PageAttrs::~PageAttrs() {
-}
-
-void PageAttrs::clipBoxes() {
- cropBox.clipTo(&mediaBox);
- bleedBox.clipTo(&mediaBox);
- trimBox.clipTo(&mediaBox);
- artBox.clipTo(&mediaBox);
-}
-
-GBool PageAttrs::readBox(Dict *dict, const char *key, PDFRectangle *box) {
- PDFRectangle tmp;
- double t;
- Object obj1, obj2;
- GBool ok;
-
- obj1 = dict->lookup(key);
- if (obj1.isArray() && obj1.arrayGetLength() == 4) {
- ok = gTrue;
- obj2 = obj1.arrayGet(0);
- if (obj2.isNum()) {
- tmp.x1 = obj2.getNum();
- } else {
- ok = gFalse;
- }
- obj2 = obj1.arrayGet(1);
- if (obj2.isNum()) {
- tmp.y1 = obj2.getNum();
- } else {
- ok = gFalse;
- }
- obj2 = obj1.arrayGet(2);
- if (obj2.isNum()) {
- tmp.x2 = obj2.getNum();
- } else {
- ok = gFalse;
- }
- obj2 = obj1.arrayGet(3);
- if (obj2.isNum()) {
- tmp.y2 = obj2.getNum();
- } else {
- ok = gFalse;
- }
- if (tmp.x1 == 0 && tmp.x2 == 0 && tmp.y1 == 0 && tmp.y2 == 0)
- ok = gFalse;
- if (ok) {
- if (tmp.x1 > tmp.x2) {
- t = tmp.x1; tmp.x1 = tmp.x2; tmp.x2 = t;
- }
- if (tmp.y1 > tmp.y2) {
- t = tmp.y1; tmp.y1 = tmp.y2; tmp.y2 = t;
- }
- *box = tmp;
- }
- } else {
- ok = gFalse;
- }
- return ok;
-}
-
-//------------------------------------------------------------------------
-// Page
-//------------------------------------------------------------------------
-
-Page::Page(PDFDoc *docA, int numA, Object *pageDict, Ref pageRefA, PageAttrs *attrsA, Form *form) {
-#ifdef MULTITHREADED
- gInitMutex(&mutex);
-#endif
- ok = gTrue;
- doc = docA;
- xref = doc->getXRef();
- num = numA;
- duration = -1;
- annots = nullptr;
-
- pageObj = pageDict->copy();
- pageRef = pageRefA;
-
- // get attributes
- attrs = attrsA;
- attrs->clipBoxes();
-
- // transtion
- trans = pageDict->dictLookupNF("Trans");
- if (!(trans.isRef() || trans.isDict() || trans.isNull())) {
- error(errSyntaxError, -1, "Page transition object (page {0:d}) is wrong type ({1:s})",
- num, trans.getTypeName());
- trans = Object();
- }
-
- // duration
- Object tmp = pageDict->dictLookupNF("Dur");
- if (!(tmp.isNum() || tmp.isNull())) {
- error(errSyntaxError, -1, "Page duration object (page {0:d}) is wrong type ({1:s})",
- num, tmp.getTypeName());
- } else if (tmp.isNum()) {
- duration = tmp.getNum();
- }
-
- // annotations
- annotsObj = pageDict->dictLookupNF("Annots");
- if (!(annotsObj.isRef() || annotsObj.isArray() || annotsObj.isNull())) {
- error(errSyntaxError, -1, "Page annotations object (page {0:d}) is wrong type ({1:s})",
- num, annotsObj.getTypeName());
- goto err2;
- }
-
- // contents
- contents = pageDict->dictLookupNF("Contents");
- if (!(contents.isRef() || contents.isArray() ||
- contents.isNull())) {
- error(errSyntaxError, -1, "Page contents object (page {0:d}) is wrong type ({1:s})",
- num, contents.getTypeName());
- goto err1;
- }
-
- // thumb
- thumb = pageDict->dictLookupNF("Thumb");
- if (!(thumb.isStream() || thumb.isNull() || thumb.isRef())) {
- error(errSyntaxError, -1, "Page thumb object (page {0:d}) is wrong type ({1:s})",
- num, thumb.getTypeName());
- thumb.setToNull();
- }
-
- // actions
- actions = pageDict->dictLookupNF("AA");
- if (!(actions.isDict() || actions.isNull())) {
- error(errSyntaxError, -1, "Page additional action object (page {0:d}) is wrong type ({1:s})",
- num, actions.getTypeName());
- actions.setToNull();
- }
-
- return;
-
- err2:
- annotsObj.setToNull();
- err1:
- contents.setToNull();
- ok = gFalse;
-}
-
-Page::~Page() {
- delete attrs;
- delete annots;
-#ifdef MULTITHREADED
- gDestroyMutex(&mutex);
-#endif
-}
-
-Dict *Page::getResourceDict() {
- return attrs->getResourceDict();
-}
-
-Object *Page::getResourceDictObject()
-{
- return attrs->getResourceDictObject();
-}
-
-Dict *Page::getResourceDictCopy(XRef *xrefA) {
- pageLocker();
- Dict *dict = attrs->getResourceDict();
- return dict ? dict->copy(xrefA) : nullptr;
-}
-
-void Page::replaceXRef(XRef *xrefA) {
- Object obj1;
- Dict *pageDict = pageObj.getDict()->copy(xrefA);
- xref = xrefA;
- trans = pageDict->lookupNF("Trans");
- annotsObj = pageDict->lookupNF("Annots");
- contents = pageDict->lookupNF("Contents");
- if (contents.isArray()) {
- obj1 = pageDict->lookupNF("Contents");
- contents = obj1.getArray()->copy(xrefA);
- }
- thumb = pageDict->lookupNF("Thumb");
- actions = pageDict->lookupNF("AA");
- obj1 = pageDict->lookup("Resources");
- if (obj1.isDict()) {
- attrs->replaceResource(std::move(obj1));
- }
- delete pageDict;
-}
-
-Annots *Page::getAnnots(XRef *xrefA) {
- if (!annots) {
- Object obj = getAnnotsObject(xrefA);
- annots = new Annots(doc, num, &obj);
- }
-
- return annots;
-}
-
-void Page::addAnnot(Annot *annot) {
- Ref annotRef = annot->getRef ();
-
- // Make sure we have annots before adding the new one
- // even if it's an empty list so that we can safely
- // call annots->appendAnnot(annot)
- pageLocker();
- getAnnots();
-
- if (annotsObj.isNull()) {
- Ref annotsRef;
- // page doesn't have annots array,
- // we have to create it
-
- Object obj1 = Object(new Array(xref));
- obj1.arrayAdd(Object(annotRef.num, annotRef.gen));
-
- annotsRef = xref->addIndirectObject (&obj1);
- annotsObj = Object(annotsRef.num, annotsRef.gen);
- pageObj.dictSet ("Annots", Object(annotsRef.num, annotsRef.gen));
- xref->setModifiedObject (&pageObj, pageRef);
- } else {
- Object obj1 = getAnnotsObject();
- if (obj1.isArray()) {
- obj1.arrayAdd (Object(annotRef.num, annotRef.gen));
- if (annotsObj.isRef())
- xref->setModifiedObject (&obj1, annotsObj.getRef());
- else
- xref->setModifiedObject (&pageObj, pageRef);
- }
- }
-
- // Popup annots are already handled by markup annots,
- // so add to the list only Popup annots without a
- // markup annotation associated.
- if (annot->getType() != Annot::typePopup ||
- static_cast<AnnotPopup*>(annot)->getParentNF()->isNull()) {
- annots->appendAnnot(annot);
- }
- annot->setPage(num, gTrue);
-
- AnnotMarkup *annotMarkup = dynamic_cast<AnnotMarkup*>(annot);
- if (annotMarkup) {
- AnnotPopup *annotPopup = annotMarkup->getPopup();
- if (annotPopup)
- addAnnot(annotPopup);
- }
-}
-
-void Page::removeAnnot(Annot *annot) {
- Ref annotRef = annot->getRef();
-
- pageLocker();
- Object annArray = getAnnotsObject();
- if (annArray.isArray()) {
- int idx = -1;
- // Get annotation position
- for (int i = 0; idx == -1 && i < annArray.arrayGetLength(); ++i) {
- Object tmp = annArray.arrayGetNF(i);
- if (tmp.isRef()) {
- Ref currAnnot = tmp.getRef();
- if (currAnnot.num == annotRef.num && currAnnot.gen == annotRef.gen) {
- idx = i;
- }
- }
- }
-
- if (idx == -1) {
- error(errInternal, -1, "Annotation doesn't belong to this page");
- return;
- }
- annots->removeAnnot(annot); // Gracefully fails on popup windows
- annArray.arrayRemove(idx);
- xref->removeIndirectObject(annotRef);
-
- if (annotsObj.isRef()) {
- xref->setModifiedObject (&annArray, annotsObj.getRef());
- } else {
- xref->setModifiedObject (&pageObj, pageRef);
- }
- }
- annot->removeReferencedObjects(); // Note: Might recurse in removeAnnot again
- annot->setPage(0, gFalse);
-}
-
-Links *Page::getLinks() {
- return new Links(getAnnots());
-}
-
-FormPageWidgets *Page::getFormWidgets() {
- return new FormPageWidgets(getAnnots(), num, doc->getCatalog()->getForm());
-}
-
-void Page::display(OutputDev *out, double hDPI, double vDPI,
- int rotate, GBool useMediaBox, GBool crop,
- GBool printing,
- GBool (*abortCheckCbk)(void *data),
- void *abortCheckCbkData,
- GBool (*annotDisplayDecideCbk)(Annot *annot, void *user_data),
- void *annotDisplayDecideCbkData,
- GBool copyXRef) {
- displaySlice(out, hDPI, vDPI, rotate, useMediaBox, crop, -1, -1, -1, -1, printing,
- abortCheckCbk, abortCheckCbkData,
- annotDisplayDecideCbk, annotDisplayDecideCbkData, copyXRef);
-}
-
-Gfx *Page::createGfx(OutputDev *out, double hDPI, double vDPI,
- int rotate, GBool useMediaBox, GBool crop,
- int sliceX, int sliceY, int sliceW, int sliceH,
- GBool printing,
- GBool (*abortCheckCbk)(void *data),
- void *abortCheckCbkData, XRef *xrefA) {
- PDFRectangle *mediaBox, *cropBox;
- PDFRectangle box;
- Gfx *gfx;
-
- rotate += getRotate();
- if (rotate >= 360) {
- rotate -= 360;
- } else if (rotate < 0) {
- rotate += 360;
- }
-
- makeBox(hDPI, vDPI, rotate, useMediaBox, out->upsideDown(),
- sliceX, sliceY, sliceW, sliceH, &box, &crop);
- cropBox = getCropBox();
- mediaBox = getMediaBox();
-
- if (globalParams->getPrintCommands()) {
- printf("***** MediaBox = ll:%g,%g ur:%g,%g\n",
- mediaBox->x1, mediaBox->y1, mediaBox->x2, mediaBox->y2);
- printf("***** CropBox = ll:%g,%g ur:%g,%g\n",
- cropBox->x1, cropBox->y1, cropBox->x2, cropBox->y2);
- printf("***** Rotate = %d\n", attrs->getRotate());
- }
-
- if (!crop) {
- crop = (box == *cropBox) && out->needClipToCropBox();
- }
- gfx = new Gfx(doc, out, num, attrs->getResourceDict(),
- hDPI, vDPI, &box, crop ? cropBox : (PDFRectangle *)nullptr,
- rotate, abortCheckCbk, abortCheckCbkData, xrefA);
-
- return gfx;
-}
-
-void Page::displaySlice(OutputDev *out, double hDPI, double vDPI,
- int rotate, GBool useMediaBox, GBool crop,
- int sliceX, int sliceY, int sliceW, int sliceH,
- GBool printing,
- GBool (*abortCheckCbk)(void *data),
- void *abortCheckCbkData,
- GBool (*annotDisplayDecideCbk)(Annot *annot, void *user_data),
- void *annotDisplayDecideCbkData,
- GBool copyXRef) {
- Gfx *gfx;
- Annots *annotList;
- int i;
-
- if (!out->checkPageSlice(this, hDPI, vDPI, rotate, useMediaBox, crop,
- sliceX, sliceY, sliceW, sliceH,
- printing,
- abortCheckCbk, abortCheckCbkData,
- annotDisplayDecideCbk, annotDisplayDecideCbkData)) {
- return;
- }
- pageLocker();
- XRef *localXRef = (copyXRef) ? xref->copy() : xref;
- if (copyXRef) {
- replaceXRef(localXRef);
- }
-
- gfx = createGfx(out, hDPI, vDPI, rotate, useMediaBox, crop,
- sliceX, sliceY, sliceW, sliceH,
- printing,
- abortCheckCbk, abortCheckCbkData, localXRef);
-
- Object obj = contents.fetch(localXRef);
- if (!obj.isNull()) {
- gfx->saveState();
- gfx->display(&obj);
- gfx->restoreState();
- } else {
- // empty pages need to call dump to do any setup required by the
- // OutputDev
- out->dump();
- }
-
- // draw annotations
- annotList = getAnnots();
-
- if (annotList->getNumAnnots() > 0) {
- if (globalParams->getPrintCommands()) {
- printf("***** Annotations\n");
- }
- for (i = 0; i < annotList->getNumAnnots(); ++i) {
- Annot *annot = annotList->getAnnot(i);
- if ((annotDisplayDecideCbk &&
- (*annotDisplayDecideCbk)(annot, annotDisplayDecideCbkData)) ||
- !annotDisplayDecideCbk) {
- annotList->getAnnot(i)->draw(gfx, printing);
- }
- }
- out->dump();
- }
-
- delete gfx;
- if (copyXRef) {
- replaceXRef(doc->getXRef());
- delete localXRef;
- }
-}
-
-void Page::display(Gfx *gfx) {
- Object obj = contents.fetch(xref);
- if (!obj.isNull()) {
- gfx->saveState();
- gfx->display(&obj);
- gfx->restoreState();
- }
-}
-
-GBool Page::loadThumb(unsigned char **data_out,
- int *width_out, int *height_out,
- int *rowstride_out)
-{
- unsigned int pixbufdatasize;
- int width, height, bits;
- Object obj1;
- Dict *dict;
- GfxColorSpace *colorSpace;
- GBool success = gFalse;
- Stream *str;
- GfxImageColorMap *colorMap;
-
- /* Get stream dict */
- pageLocker();
- Object fetched_thumb = thumb.fetch(xref);
- if (!fetched_thumb.isStream()) {
- return gFalse;
- }
-
- dict = fetched_thumb.streamGetDict();
- str = fetched_thumb.getStream();
-
- if (!dict->lookupInt("Width", "W", &width))
- goto fail1;
- if (!dict->lookupInt("Height", "H", &height))
- goto fail1;
- if (!dict->lookupInt("BitsPerComponent", "BPC", &bits))
- goto fail1;
-
- /* Check for invalid dimensions and integer overflow. */
- if (width <= 0 || height <= 0)
- goto fail1;
- if (width > INT_MAX / 3 / height)
- goto fail1;
- pixbufdatasize = width * height * 3;
-
- /* Get color space */
- obj1 = dict->lookup ("ColorSpace");
- if (obj1.isNull ()) {
- obj1 = dict->lookup ("CS");
- }
- colorSpace = GfxColorSpace::parse(nullptr, &obj1, nullptr, nullptr);
- if (!colorSpace) {
- fprintf (stderr, "Error: Cannot parse color space\n");
- goto fail1;
- }
-
- obj1 = dict->lookup("Decode");
- if (obj1.isNull()) {
- obj1 = dict->lookup("D");
- }
- colorMap = new GfxImageColorMap(bits, &obj1, colorSpace);
- if (!colorMap->isOk()) {
- fprintf (stderr, "Error: invalid colormap\n");
- delete colorMap;
- goto fail1;
- }
-
- if (data_out) {
- unsigned char *pixbufdata = (unsigned char *) gmalloc(pixbufdatasize);
- unsigned char *p = pixbufdata;
- ImageStream *imgstr = new ImageStream(str, width,
- colorMap->getNumPixelComps(),
- colorMap->getBits());
- imgstr->reset();
- for (int row = 0; row < height; ++row) {
- for (int col = 0; col < width; ++col) {
- Guchar pix[gfxColorMaxComps];
- GfxRGB rgb;
-
- imgstr->getPixel(pix);
- colorMap->getRGB(pix, &rgb);
-
- *p++ = colToByte(rgb.r);
- *p++ = colToByte(rgb.g);
- *p++ = colToByte(rgb.b);
- }
- }
- *data_out = pixbufdata;
- imgstr->close();
- delete imgstr;
- }
-
- success = gTrue;
-
- if (width_out)
- *width_out = width;
- if (height_out)
- *height_out = height;
- if (rowstride_out)
- *rowstride_out = width * 3;
-
- delete colorMap;
- fail1:
- return success;
-}
-
-void Page::makeBox(double hDPI, double vDPI, int rotate,
- GBool useMediaBox, GBool upsideDown,
- double sliceX, double sliceY, double sliceW, double sliceH,
- PDFRectangle *box, GBool *crop) {
- PDFRectangle *mediaBox, *cropBox, *baseBox;
- double kx, ky;
-
- mediaBox = getMediaBox();
- cropBox = getCropBox();
- if (sliceW >= 0 && sliceH >= 0) {
- baseBox = useMediaBox ? mediaBox : cropBox;
- kx = 72.0 / hDPI;
- ky = 72.0 / vDPI;
- if (rotate == 90) {
- if (upsideDown) {
- box->x1 = baseBox->x1 + ky * sliceY;
- box->x2 = baseBox->x1 + ky * (sliceY + sliceH);
- } else {
- box->x1 = baseBox->x2 - ky * (sliceY + sliceH);
- box->x2 = baseBox->x2 - ky * sliceY;
- }
- box->y1 = baseBox->y1 + kx * sliceX;
- box->y2 = baseBox->y1 + kx * (sliceX + sliceW);
- } else if (rotate == 180) {
- box->x1 = baseBox->x2 - kx * (sliceX + sliceW);
- box->x2 = baseBox->x2 - kx * sliceX;
- if (upsideDown) {
- box->y1 = baseBox->y1 + ky * sliceY;
- box->y2 = baseBox->y1 + ky * (sliceY + sliceH);
- } else {
- box->y1 = baseBox->y2 - ky * (sliceY + sliceH);
- box->y2 = baseBox->y2 - ky * sliceY;
- }
- } else if (rotate == 270) {
- if (upsideDown) {
- box->x1 = baseBox->x2 - ky * (sliceY + sliceH);
- box->x2 = baseBox->x2 - ky * sliceY;
- } else {
- box->x1 = baseBox->x1 + ky * sliceY;
- box->x2 = baseBox->x1 + ky * (sliceY + sliceH);
- }
- box->y1 = baseBox->y2 - kx * (sliceX + sliceW);
- box->y2 = baseBox->y2 - kx * sliceX;
- } else {
- box->x1 = baseBox->x1 + kx * sliceX;
- box->x2 = baseBox->x1 + kx * (sliceX + sliceW);
- if (upsideDown) {
- box->y1 = baseBox->y2 - ky * (sliceY + sliceH);
- box->y2 = baseBox->y2 - ky * sliceY;
- } else {
- box->y1 = baseBox->y1 + ky * sliceY;
- box->y2 = baseBox->y1 + ky * (sliceY + sliceH);
- }
- }
- } else if (useMediaBox) {
- *box = *mediaBox;
- } else {
- *box = *cropBox;
- *crop = gFalse;
- }
-}
-
-void Page::processLinks(OutputDev *out) {
- Links *links;
- int i;
-
- links = getLinks();
- for (i = 0; i < links->getNumLinks(); ++i) {
- out->processLink(links->getLink(i));
- }
- delete links;
-}
-
-void Page::getDefaultCTM(double *ctm, double hDPI, double vDPI,
- int rotate, GBool useMediaBox, GBool upsideDown) {
- GfxState *state;
- int i;
- rotate += getRotate();
- if (rotate >= 360) {
- rotate -= 360;
- } else if (rotate < 0) {
- rotate += 360;
- }
- state = new GfxState(hDPI, vDPI,
- useMediaBox ? getMediaBox() : getCropBox(),
- rotate, upsideDown);
- for (i = 0; i < 6; ++i) {
- ctm[i] = state->getCTM()[i];
- }
- delete state;
-}
-
-LinkAction* Page::getAdditionalAction(PageAdditionalActionsType type) {
- LinkAction *linkAction = nullptr;
- Object additionalActionsObject = actions.fetch(doc->getXRef());
- if (additionalActionsObject.isDict()) {
- const char *key = (type == actionOpenPage ? "O" :
- type == actionClosePage ? "C" : nullptr);
-
- Object actionObject = additionalActionsObject.dictLookup(key);
- if (actionObject.isDict())
- linkAction = LinkAction::parseAction(&actionObject, doc->getCatalog()->getBaseURI());
- }
-
- return linkAction;
-}