1ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com 28459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org/* 3ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * Copyright 2010 The Android Open Source Project 48459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org * 5ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * Use of this source code is governed by a BSD-style license that can be 6ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * found in the LICENSE file. 78459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org */ 88459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 9ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com 108459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org#include "SkPDFCatalog.h" 118459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org#include "SkPDFTypes.h" 128459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org#include "SkStream.h" 13d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org#include "SkTypes.h" 148459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 15421d6443fbd3a913dfa32b6492c4a2969bc6314bvandebo@chromium.orgSkPDFCatalog::SkPDFCatalog(SkPDFDocument::Flags flags) 16d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org : fFirstPageCount(0), 17d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org fNextObjNum(1), 18421d6443fbd3a913dfa32b6492c4a2969bc6314bvandebo@chromium.org fNextFirstPageObjNum(0), 19421d6443fbd3a913dfa32b6492c4a2969bc6314bvandebo@chromium.org fDocumentFlags(flags) { 20f66025d59ab4c8c4439fabf6ad89ddf35a19d1fdvandebo@chromium.org} 21f66025d59ab4c8c4439fabf6ad89ddf35a19d1fdvandebo@chromium.org 222ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.orgSkPDFCatalog::~SkPDFCatalog() { 232ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org fSubstituteResourcesRemaining.safeUnrefAll(); 242ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org fSubstituteResourcesFirstPage.safeUnrefAll(); 252ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org} 26f66025d59ab4c8c4439fabf6ad89ddf35a19d1fdvandebo@chromium.org 27f7c157610ff85f7323f5e213b62478dcc66edbecvandebo@chromium.orgSkPDFObject* SkPDFCatalog::addObject(SkPDFObject* obj, bool onFirstPage) { 282ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org if (findObjectIndex(obj) != -1) { // object already added 292ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org return obj; 302ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 31d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org SkASSERT(fNextFirstPageObjNum == 0); 32769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org if (onFirstPage) { 33d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org fFirstPageCount++; 34769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org } 358459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 368459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org struct Rec newEntry(obj, onFirstPage); 378459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org fCatalog.append(1, &newEntry); 38f7c157610ff85f7323f5e213b62478dcc66edbecvandebo@chromium.org return obj; 398459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org} 408459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 4130580f69493fd8aa86c223736b4f7564ce458760vandebo@chromium.orgsize_t SkPDFCatalog::setFileOffset(SkPDFObject* obj, off_t offset) { 42d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org int objIndex = assignObjNum(obj) - 1; 43d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org SkASSERT(fCatalog[objIndex].fObjNumAssigned); 44d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org SkASSERT(fCatalog[objIndex].fFileOffset == 0); 45d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org fCatalog[objIndex].fFileOffset = offset; 46d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org 47d3a094ca346bee7631eb522a2bf46b72f755ef40vandebo@chromium.org return getSubstituteObject(obj)->getOutputSize(this, true); 48d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org} 49d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org 508459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.orgvoid SkPDFCatalog::emitObjectNumber(SkWStream* stream, SkPDFObject* obj) { 518459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org stream->writeDecAsText(assignObjNum(obj)); 528459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org stream->writeText(" 0"); // Generation number is always 0. 538459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org} 548459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 558459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.orgsize_t SkPDFCatalog::getObjectNumberSize(SkPDFObject* obj) { 568459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org SkDynamicMemoryWStream buffer; 578459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org emitObjectNumber(&buffer, obj); 588459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org return buffer.getOffset(); 598459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org} 608459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 618459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.orgint SkPDFCatalog::findObjectIndex(SkPDFObject* obj) const { 628459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org for (int i = 0; i < fCatalog.count(); i++) { 63769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org if (fCatalog[i].fObject == obj) { 648459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org return i; 65769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org } 668459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org } 672ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org // If it's not in the main array, check if it's a substitute object. 682ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org for (int i = 0; i < fSubstituteMap.count(); ++i) { 692ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org if (fSubstituteMap[i].fSubstitute == obj) { 702ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org return findObjectIndex(fSubstituteMap[i].fOriginal); 712ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 722ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 738459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org return -1; 748459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org} 758459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 768459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.orgint SkPDFCatalog::assignObjNum(SkPDFObject* obj) { 778459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org int pos = findObjectIndex(obj); 78da912d61ede86dd3dfa8f645c6f3977f2183812bvandebo@chromium.org // If this assert fails, it means you probably forgot to add an object 79da912d61ede86dd3dfa8f645c6f3977f2183812bvandebo@chromium.org // to the resource list. 808459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org SkASSERT(pos >= 0); 818459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org uint32_t currentIndex = pos; 82769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org if (fCatalog[currentIndex].fObjNumAssigned) { 838459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org return currentIndex + 1; 84769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org } 858459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 86d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org // First assignment. 87769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org if (fNextFirstPageObjNum == 0) { 88d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org fNextFirstPageObjNum = fCatalog.count() - fFirstPageCount + 1; 89769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org } 90d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org 91d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org uint32_t objNum; 928459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org if (fCatalog[currentIndex].fOnFirstPage) { 93d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org objNum = fNextFirstPageObjNum; 94d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org fNextFirstPageObjNum++; 958459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org } else { 96d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org objNum = fNextObjNum; 97d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org fNextObjNum++; 988459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org } 998459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org 1008459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org // When we assign an object an object number, we put it in that array 1018459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org // offset (minus 1 because object number 0 is reserved). 102d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org SkASSERT(!fCatalog[objNum - 1].fObjNumAssigned); 103769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org if (objNum - 1 != currentIndex) { 104d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org SkTSwap(fCatalog[objNum - 1], fCatalog[currentIndex]); 105769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org } 106d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org fCatalog[objNum - 1].fObjNumAssigned = true; 107d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org return objNum; 108d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org} 109d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org 110d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.orgint32_t SkPDFCatalog::emitXrefTable(SkWStream* stream, bool firstPage) { 111d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org int first = -1; 112d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org int last = fCatalog.count() - 1; 113769fa6a013baca6d7404e2bf096a34a7e3635fa5ctguil@chromium.org // TODO(vandebo): Support linearized format. 114a5c7234e81748f76cbeede40e619351146e5286actguil@chromium.org // int last = fCatalog.count() - fFirstPageCount - 1; 115a5c7234e81748f76cbeede40e619351146e5286actguil@chromium.org // if (firstPage) { 116a5c7234e81748f76cbeede40e619351146e5286actguil@chromium.org // first = fCatalog.count() - fFirstPageCount; 117a5c7234e81748f76cbeede40e619351146e5286actguil@chromium.org // last = fCatalog.count() - 1; 118a5c7234e81748f76cbeede40e619351146e5286actguil@chromium.org // } 119d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org 120d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org stream->writeText("xref\n"); 121d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org stream->writeDecAsText(first + 1); 122d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org stream->writeText(" "); 123d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org stream->writeDecAsText(last - first + 1); 124d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org stream->writeText("\n"); 125d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org 126d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org if (first == -1) { 127d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org stream->writeText("0000000000 65535 f \n"); 128d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org first++; 1298459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org } 130d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org for (int i = first; i <= last; i++) { 13146ee9c6a92716e73c078dac63e4bf7f10205ea4creed@google.com // For 32 bits platforms, the maximum offset has to fit within off_t 13246ee9c6a92716e73c078dac63e4bf7f10205ea4creed@google.com // which is a 32 bits signed integer on these platforms. 13346ee9c6a92716e73c078dac63e4bf7f10205ea4creed@google.com SkDEBUGCODE(static const off_t kMaxOff = SK_MaxS32;) 134d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org SkASSERT(fCatalog[i].fFileOffset > 0); 135dfc867bab24e184f5093d4eabbac7d9c58cc6320sugoi@google.com SkASSERT(fCatalog[i].fFileOffset < kMaxOff); 136d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org stream->writeBigDecAsText(fCatalog[i].fFileOffset, 10); 137d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org stream->writeText(" 00000 n \n"); 138d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org } 139d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org 140d877fdbb6e64692285c3e6532d88b9458f65b3cdvandebo@chromium.org return fCatalog.count() + 1; 1418459d4e5e32608ec6da3f2b81731aaeb7b038843vandebo@chromium.org} 1422ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org 1432ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.orgvoid SkPDFCatalog::setSubstitute(SkPDFObject* original, 1442ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org SkPDFObject* substitute) { 1452ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org#if defined(SK_DEBUG) 1462ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org // Sanity check: is the original already in substitute list? 1472ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org for (int i = 0; i < fSubstituteMap.count(); ++i) { 1482ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org if (original == fSubstituteMap[i].fSubstitute || 1492ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org original == fSubstituteMap[i].fOriginal) { 1502ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org SkASSERT(false); 1512ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org return; 1522ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 1532ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 1542ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org#endif 1552ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org // Check if the original is on first page. 1562ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org bool onFirstPage = false; 1572ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org for (int i = 0; i < fCatalog.count(); ++i) { 1582ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org if (fCatalog[i].fObject == original) { 1592ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org onFirstPage = fCatalog[i].fOnFirstPage; 1602ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org break; 1612ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 1622ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org#if defined(SK_DEBUG) 1632ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org if (i == fCatalog.count() - 1) { 1642ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org SkASSERT(false); // original not in catalog 1652ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org return; 1662ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 1672ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org#endif 1682ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 1692ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org 1702ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org SubstituteMapping newMapping(original, substitute); 1712ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org fSubstituteMap.append(1, &newMapping); 1722ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org 1732ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org // Add resource objects of substitute object to catalog. 1746addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com SkTSet<SkPDFObject*>* targetSet = getSubstituteList(onFirstPage); 1756addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com SkTSet<SkPDFObject*> newResourceObjects; 1766addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com newMapping.fSubstitute->getResources(*targetSet, &newResourceObjects); 1776addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com for (int i = 0; i < newResourceObjects.count(); ++i) { 1786addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com addObject(newResourceObjects[i], onFirstPage); 1796addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com } 1806addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com // mergeInto returns the number of duplicates. 1816addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com // If there are duplicates, there is a bug and we mess ref counting. 1826addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com SkDEBUGCODE(int duplicates =) targetSet->mergeInto(newResourceObjects); 1836addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com SkASSERT(duplicates == 0); 1842ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org} 1852ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org 1862ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.orgSkPDFObject* SkPDFCatalog::getSubstituteObject(SkPDFObject* object) { 1872ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org for (int i = 0; i < fSubstituteMap.count(); ++i) { 1882ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org if (object == fSubstituteMap[i].fOriginal) { 1892ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org return fSubstituteMap[i].fSubstitute; 1902ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 1912ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 1922ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org return object; 1932ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org} 1942ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org 1952ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.orgoff_t SkPDFCatalog::setSubstituteResourcesOffsets(off_t fileOffset, 1962ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org bool firstPage) { 1976addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com SkTSet<SkPDFObject*>* targetSet = getSubstituteList(firstPage); 1982ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org off_t offsetSum = fileOffset; 1996addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com for (int i = 0; i < targetSet->count(); ++i) { 2006addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com offsetSum += setFileOffset((*targetSet)[i], offsetSum); 2012ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 202f5181a496d79b0dbe4d96195157b25308437cf93vandebo@chromium.org return offsetSum - fileOffset; 2032ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org} 2042ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org 2052ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.orgvoid SkPDFCatalog::emitSubstituteResources(SkWStream *stream, bool firstPage) { 2066addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com SkTSet<SkPDFObject*>* targetSet = getSubstituteList(firstPage); 2076addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com for (int i = 0; i < targetSet->count(); ++i) { 2086addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.com (*targetSet)[i]->emit(stream, this, true); 2092ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org } 2102ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org} 2112ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org 2126addb1930013ebb2f984045141650fd7afcfa90fedisonn@google.comSkTSet<SkPDFObject*>* SkPDFCatalog::getSubstituteList(bool firstPage) { 2132ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org return firstPage ? &fSubstituteResourcesFirstPage : 2142ef12d4bb54312091d644f0ada3639c51c9f6e5avandebo@chromium.org &fSubstituteResourcesRemaining; 215f5181a496d79b0dbe4d96195157b25308437cf93vandebo@chromium.org} 216