SkPDFDocument.cpp revision c213f0df22430dce53a49416c748a08715b62d9c
199ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com/* 2a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary * Copyright 2011 Google Inc. 399ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com * 499ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com * Use of this source code is governed by a BSD-style license that can be 599ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com * found in the LICENSE file. 699ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com */ 799ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com 8c213f0df22430dce53a49416c748a08715b62d9cmsarett#include "SkPDFCanon.h" 966be626f7f3ddda243e51aa8f36398b26769a9b4halcanary#include "SkPDFCanvas.h" 105867736b08d3689356b49f505bcf748c2194a0bcreed#include "SkPDFDevice.h" 1123f4d4d1b9151bb89cdced9986be7ec9b006d458halcanary#include "SkPDFDocument.h" 12f12a1673f024d30d30f06b9f88b5cc072b8a2d1ehalcanary#include "SkPDFUtils.h" 13a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary#include "SkStream.h" 14f12a1673f024d30d30f06b9f88b5cc072b8a2d1ehalcanary 1550e82e61766d22da5238905916a8abc3e6664060halcanarySkPDFObjectSerializer::SkPDFObjectSerializer() : fBaseOffset(0), fNextToBeSerialized(0) {} 1650e82e61766d22da5238905916a8abc3e6664060halcanary 1750e82e61766d22da5238905916a8abc3e6664060halcanarytemplate <class T> static void renew(T* t) { t->~T(); new (t) T; } 1850e82e61766d22da5238905916a8abc3e6664060halcanary 19a50151dcb5a0b8bfdef383e363e519c91d2d2c7ahalcanarySkPDFObjectSerializer::~SkPDFObjectSerializer() { 20a50151dcb5a0b8bfdef383e363e519c91d2d2c7ahalcanary for (int i = 0; i < fObjNumMap.objects().count(); ++i) { 21a50151dcb5a0b8bfdef383e363e519c91d2d2c7ahalcanary fObjNumMap.objects()[i]->drop(); 22a50151dcb5a0b8bfdef383e363e519c91d2d2c7ahalcanary } 23a50151dcb5a0b8bfdef383e363e519c91d2d2c7ahalcanary} 24a50151dcb5a0b8bfdef383e363e519c91d2d2c7ahalcanary 2550e82e61766d22da5238905916a8abc3e6664060halcanaryvoid SkPDFObjectSerializer::addObjectRecursively(const sk_sp<SkPDFObject>& object) { 2650e82e61766d22da5238905916a8abc3e6664060halcanary fObjNumMap.addObjectRecursively(object.get(), fSubstituteMap); 27a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary} 28a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary 29ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanary#define SKPDF_MAGIC "\xD3\xEB\xE9\xE1" 30ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanary#ifndef SK_BUILD_FOR_WIN32 31ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanarystatic_assert((SKPDF_MAGIC[0] & 0x7F) == "Skia"[0], ""); 32ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanarystatic_assert((SKPDF_MAGIC[1] & 0x7F) == "Skia"[1], ""); 33ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanarystatic_assert((SKPDF_MAGIC[2] & 0x7F) == "Skia"[2], ""); 34ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanarystatic_assert((SKPDF_MAGIC[3] & 0x7F) == "Skia"[3], ""); 35ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanary#endif 364b6566644f704cf9e30c71fa547c9b5915752792halcanaryvoid SkPDFObjectSerializer::serializeHeader(SkWStream* wStream, 374b6566644f704cf9e30c71fa547c9b5915752792halcanary const SkDocument::PDFMetadata& md) { 3850e82e61766d22da5238905916a8abc3e6664060halcanary fBaseOffset = wStream->bytesWritten(); 39ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanary static const char kHeader[] = "%PDF-1.4\n%" SKPDF_MAGIC "\n"; 4050e82e61766d22da5238905916a8abc3e6664060halcanary wStream->write(kHeader, strlen(kHeader)); 4150e82e61766d22da5238905916a8abc3e6664060halcanary // The PDF spec recommends including a comment with four 4250e82e61766d22da5238905916a8abc3e6664060halcanary // bytes, all with their high bits set. "\xD3\xEB\xE9\xE1" is 4350e82e61766d22da5238905916a8abc3e6664060halcanary // "Skia" with the high bits set. 444b6566644f704cf9e30c71fa547c9b5915752792halcanary fInfoDict = SkPDFMetadata::MakeDocumentInformationDict(md); 4550e82e61766d22da5238905916a8abc3e6664060halcanary this->addObjectRecursively(fInfoDict); 4650e82e61766d22da5238905916a8abc3e6664060halcanary this->serializeObjects(wStream); 4750e82e61766d22da5238905916a8abc3e6664060halcanary} 48ad5dcd17cd9996a99068601d11df1c27b3652b9ahalcanary#undef SKPDF_MAGIC 4950e82e61766d22da5238905916a8abc3e6664060halcanary 5050e82e61766d22da5238905916a8abc3e6664060halcanary// Serialize all objects in the fObjNumMap that have not yet been serialized; 5150e82e61766d22da5238905916a8abc3e6664060halcanaryvoid SkPDFObjectSerializer::serializeObjects(SkWStream* wStream) { 5250e82e61766d22da5238905916a8abc3e6664060halcanary const SkTArray<sk_sp<SkPDFObject>>& objects = fObjNumMap.objects(); 5350e82e61766d22da5238905916a8abc3e6664060halcanary while (fNextToBeSerialized < objects.count()) { 5450e82e61766d22da5238905916a8abc3e6664060halcanary SkPDFObject* object = objects[fNextToBeSerialized].get(); 5550e82e61766d22da5238905916a8abc3e6664060halcanary int32_t index = fNextToBeSerialized + 1; // Skip object 0. 5650e82e61766d22da5238905916a8abc3e6664060halcanary // "The first entry in the [XREF] table (object number 0) is 5750e82e61766d22da5238905916a8abc3e6664060halcanary // always free and has a generation number of 65,535; it is 5850e82e61766d22da5238905916a8abc3e6664060halcanary // the head of the linked list of free objects." 5950e82e61766d22da5238905916a8abc3e6664060halcanary SkASSERT(fOffsets.count() == fNextToBeSerialized); 6050e82e61766d22da5238905916a8abc3e6664060halcanary fOffsets.push(this->offset(wStream)); 6150e82e61766d22da5238905916a8abc3e6664060halcanary SkASSERT(object == fSubstituteMap.getSubstitute(object)); 6250e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeDecAsText(index); 6350e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeText(" 0 obj\n"); // Generation number is always 0. 6450e82e61766d22da5238905916a8abc3e6664060halcanary object->emitObject(wStream, fObjNumMap, fSubstituteMap); 6550e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeText("\nendobj\n"); 6650e82e61766d22da5238905916a8abc3e6664060halcanary object->drop(); 6750e82e61766d22da5238905916a8abc3e6664060halcanary ++fNextToBeSerialized; 6850e82e61766d22da5238905916a8abc3e6664060halcanary } 6950e82e61766d22da5238905916a8abc3e6664060halcanary} 7050e82e61766d22da5238905916a8abc3e6664060halcanary 7150e82e61766d22da5238905916a8abc3e6664060halcanary// Xref table and footer 7250e82e61766d22da5238905916a8abc3e6664060halcanaryvoid SkPDFObjectSerializer::serializeFooter(SkWStream* wStream, 7350e82e61766d22da5238905916a8abc3e6664060halcanary const sk_sp<SkPDFObject> docCatalog, 7450e82e61766d22da5238905916a8abc3e6664060halcanary sk_sp<SkPDFObject> id) { 7550e82e61766d22da5238905916a8abc3e6664060halcanary this->serializeObjects(wStream); 7650e82e61766d22da5238905916a8abc3e6664060halcanary int32_t xRefFileOffset = this->offset(wStream); 7750e82e61766d22da5238905916a8abc3e6664060halcanary // Include the special zeroth object in the count. 7850e82e61766d22da5238905916a8abc3e6664060halcanary int32_t objCount = SkToS32(fOffsets.count() + 1); 7950e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeText("xref\n0 "); 8050e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeDecAsText(objCount); 8150e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeText("\n0000000000 65535 f \n"); 8250e82e61766d22da5238905916a8abc3e6664060halcanary for (int i = 0; i < fOffsets.count(); i++) { 8350e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeBigDecAsText(fOffsets[i], 10); 8450e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeText(" 00000 n \n"); 8550e82e61766d22da5238905916a8abc3e6664060halcanary } 86a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary SkPDFDict trailerDict; 8750e82e61766d22da5238905916a8abc3e6664060halcanary trailerDict.insertInt("Size", objCount); 8850e82e61766d22da5238905916a8abc3e6664060halcanary SkASSERT(docCatalog); 8950e82e61766d22da5238905916a8abc3e6664060halcanary trailerDict.insertObjRef("Root", docCatalog); 9050e82e61766d22da5238905916a8abc3e6664060halcanary SkASSERT(fInfoDict); 9150e82e61766d22da5238905916a8abc3e6664060halcanary trailerDict.insertObjRef("Info", std::move(fInfoDict)); 9234422610ac22adceeabb66023120f27b96cae953halcanary if (id) { 938103a34300c5de2e85793a96c4738a33fc6eb46dhalcanary trailerDict.insertObject("ID", std::move(id)); 9434422610ac22adceeabb66023120f27b96cae953halcanary } 9550e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeText("trailer\n"); 9650e82e61766d22da5238905916a8abc3e6664060halcanary trailerDict.emitObject(wStream, fObjNumMap, fSubstituteMap); 9750e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeText("\nstartxref\n"); 9850e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeBigDecAsText(xRefFileOffset); 9950e82e61766d22da5238905916a8abc3e6664060halcanary wStream->writeText("\n%%EOF"); 10050e82e61766d22da5238905916a8abc3e6664060halcanary} 10150e82e61766d22da5238905916a8abc3e6664060halcanary 10250e82e61766d22da5238905916a8abc3e6664060halcanaryint32_t SkPDFObjectSerializer::offset(SkWStream* wStream) { 10350e82e61766d22da5238905916a8abc3e6664060halcanary size_t offset = wStream->bytesWritten(); 10450e82e61766d22da5238905916a8abc3e6664060halcanary SkASSERT(offset > fBaseOffset); 10550e82e61766d22da5238905916a8abc3e6664060halcanary return SkToS32(offset - fBaseOffset); 106a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary} 107a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary 1082f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary 1098103a34300c5de2e85793a96c4738a33fc6eb46dhalcanary// return root node. 110cc77c12293d1685f5e83d768b30ca9157af1576dhalcanarystatic sk_sp<SkPDFDict> generate_page_tree(SkTArray<sk_sp<SkPDFDict>>* pages) { 1112f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // PDF wants a tree describing all the pages in the document. We arbitrary 1122f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // choose 8 (kNodeSize) as the number of allowed children. The internal 1132f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // nodes have type "Pages" with an array of children, a parent pointer, and 1142f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // the number of leaves below the node as "Count." The leaves are passed 1152f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // into the method, have type "Page" and need a parent pointer. This method 1162f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // builds the tree bottom up, skipping internal nodes that would have only 1172f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // one child. 1182f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary static const int kNodeSize = 8; 1192f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary 1202f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // curNodes takes a reference to its items, which it passes to pageTree. 121cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary int totalPageCount = pages->count(); 122cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary SkTArray<sk_sp<SkPDFDict>> curNodes; 123cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary curNodes.swap(pages); 1242f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary 1252f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // nextRoundNodes passes its references to nodes on to curNodes. 1262f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary int treeCapacity = kNodeSize; 1272f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary do { 128cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary SkTArray<sk_sp<SkPDFDict>> nextRoundNodes; 1292f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary for (int i = 0; i < curNodes.count(); ) { 1302f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary if (i > 0 && i + 1 == curNodes.count()) { 131cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary SkASSERT(curNodes[i]); 132cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary nextRoundNodes.emplace_back(std::move(curNodes[i])); 1332f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary break; 1342f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary } 1352f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary 136ece83924384b2e9e8cd422324c44797deb99ec90halcanary auto newNode = sk_make_sp<SkPDFDict>("Pages"); 137ece83924384b2e9e8cd422324c44797deb99ec90halcanary auto kids = sk_make_sp<SkPDFArray>(); 1382f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary kids->reserve(kNodeSize); 1392f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary 1402f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary int count = 0; 1412f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary for (; i < curNodes.count() && count < kNodeSize; i++, count++) { 142cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary SkASSERT(curNodes[i]); 1438103a34300c5de2e85793a96c4738a33fc6eb46dhalcanary curNodes[i]->insertObjRef("Parent", newNode); 144cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary kids->appendObjRef(std::move(curNodes[i])); 1452f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary } 1462f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary 1472f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // treeCapacity is the number of leaf nodes possible for the 1482f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // current set of subtrees being generated. (i.e. 8, 64, 512, ...). 1492f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // It is hard to count the number of leaf nodes in the current 1502f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // subtree. However, by construction, we know that unless it's the 1512f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // last subtree for the current depth, the leaf count will be 1522f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // treeCapacity, otherwise it's what ever is left over after 1532f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary // consuming treeCapacity chunks. 1542f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary int pageCount = treeCapacity; 1552f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary if (i == curNodes.count()) { 156cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary pageCount = ((totalPageCount - 1) % treeCapacity) + 1; 1572f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary } 15872266fd1fe9bfe078239a9d9e85f479faee30281halcanary newNode->insertInt("Count", pageCount); 1598103a34300c5de2e85793a96c4738a33fc6eb46dhalcanary newNode->insertObject("Kids", std::move(kids)); 160cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary nextRoundNodes.emplace_back(std::move(newNode)); 1612f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary } 162cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary SkDEBUGCODE( for (const auto& n : curNodes) { SkASSERT(!n); } ); 1632f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary 164cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary curNodes.swap(&nextRoundNodes); 165cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary nextRoundNodes.reset(); 1662f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary treeCapacity *= kNodeSize; 1672f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary } while (curNodes.count() > 1); 168cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary return std::move(curNodes[0]); 1692f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary} 1702f7ebcb424cd1d1acf07478157f86b0a3eafd712halcanary 171a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary#if 0 172a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary// TODO(halcanary): expose notEmbeddableCount in SkDocument 173a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanaryvoid GetCountOfFontTypes( 174a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary const SkTDArray<SkPDFDevice*>& pageDevices, 175a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary int counts[SkAdvancedTypefaceMetrics::kOther_Font + 1], 176a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary int* notSubsettableCount, 177a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary int* notEmbeddableCount) { 178a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary sk_bzero(counts, sizeof(int) * 179a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary (SkAdvancedTypefaceMetrics::kOther_Font + 1)); 180a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary SkTDArray<SkFontID> seenFonts; 181a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary int notSubsettable = 0; 182a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary int notEmbeddable = 0; 183a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary 184a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary for (int pageNumber = 0; pageNumber < pageDevices.count(); pageNumber++) { 185a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary const SkTDArray<SkPDFFont*>& fontResources = 186a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary pageDevices[pageNumber]->getFontResources(); 187a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary for (int font = 0; font < fontResources.count(); font++) { 188a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary SkFontID fontID = fontResources[font]->typeface()->uniqueID(); 189a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary if (seenFonts.find(fontID) == -1) { 190a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary counts[fontResources[font]->getType()]++; 191a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary seenFonts.push(fontID); 192a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary if (!fontResources[font]->canSubset()) { 193a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary notSubsettable++; 194a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary } 195a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary if (!fontResources[font]->canEmbed()) { 196a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary notEmbeddable++; 197a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary } 198a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary } 199a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary } 200a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary } 201a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary if (notSubsettableCount) { 202a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary *notSubsettableCount = notSubsettable; 203a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary 204a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary } 205a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary if (notEmbeddableCount) { 206a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary *notEmbeddableCount = notEmbeddable; 207a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary } 208a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary} 209a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary#endif 210f12a1673f024d30d30f06b9f88b5cc072b8a2d1ehalcanary 211f12a1673f024d30d30f06b9f88b5cc072b8a2d1ehalcanarytemplate <typename T> static T* clone(const T* o) { return o ? new T(*o) : nullptr; } 212a43b41538ad6af0f2b7742b4ade8265d344b9d64halcanary//////////////////////////////////////////////////////////////////////////////// 21399ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com 21450e82e61766d22da5238905916a8abc3e6664060halcanarySkPDFDocument::SkPDFDocument(SkWStream* stream, 21550e82e61766d22da5238905916a8abc3e6664060halcanary void (*doneProc)(SkWStream*, bool), 21650e82e61766d22da5238905916a8abc3e6664060halcanary SkScalar rasterDpi, 2174b6566644f704cf9e30c71fa547c9b5915752792halcanary const SkDocument::PDFMetadata& metadata, 2184b6566644f704cf9e30c71fa547c9b5915752792halcanary sk_sp<SkPixelSerializer> jpegEncoder, 219488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary bool pdfa) 22050e82e61766d22da5238905916a8abc3e6664060halcanary : SkDocument(stream, doneProc) 221488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary , fRasterDpi(rasterDpi) 2224b6566644f704cf9e30c71fa547c9b5915752792halcanary , fMetadata(metadata) 223488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary , fPDFA(pdfa) { 2244b6566644f704cf9e30c71fa547c9b5915752792halcanary fCanon.setPixelSerializer(std::move(jpegEncoder)); 22550e82e61766d22da5238905916a8abc3e6664060halcanary} 2266319367bdcbf5e5050632ab97973f5035d0dd8faskia.committer@gmail.com 22750e82e61766d22da5238905916a8abc3e6664060halcanarySkPDFDocument::~SkPDFDocument() { 22850e82e61766d22da5238905916a8abc3e6664060halcanary // subclasses of SkDocument must call close() in their destructors. 22950e82e61766d22da5238905916a8abc3e6664060halcanary this->close(); 23050e82e61766d22da5238905916a8abc3e6664060halcanary} 23199ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com 23250e82e61766d22da5238905916a8abc3e6664060halcanaryvoid SkPDFDocument::serialize(const sk_sp<SkPDFObject>& object) { 23350e82e61766d22da5238905916a8abc3e6664060halcanary fObjectSerializer.addObjectRecursively(object); 23450e82e61766d22da5238905916a8abc3e6664060halcanary fObjectSerializer.serializeObjects(this->getStream()); 23550e82e61766d22da5238905916a8abc3e6664060halcanary} 23699ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com 23750e82e61766d22da5238905916a8abc3e6664060halcanarySkCanvas* SkPDFDocument::onBeginPage(SkScalar width, SkScalar height, 23850e82e61766d22da5238905916a8abc3e6664060halcanary const SkRect& trimBox) { 23950e82e61766d22da5238905916a8abc3e6664060halcanary SkASSERT(!fCanvas.get()); // endPage() was called before this. 240cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary if (fPages.empty()) { 24150e82e61766d22da5238905916a8abc3e6664060halcanary // if this is the first page if the document. 24250e82e61766d22da5238905916a8abc3e6664060halcanary fObjectSerializer.serializeHeader(this->getStream(), fMetadata); 243cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fDests = sk_make_sp<SkPDFDict>(); 244488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary if (fPDFA) { 2454b6566644f704cf9e30c71fa547c9b5915752792halcanary SkPDFMetadata::UUID uuid = SkPDFMetadata::CreateUUID(fMetadata); 2468cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary // We use the same UUID for Document ID and Instance ID since this 2478cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary // is the first revision of this document (and Skia does not 2488cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary // support revising existing PDF documents). 2498cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary // If we are not in PDF/A mode, don't use a UUID since testing 2508cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary // works best with reproducible outputs. 2514b6566644f704cf9e30c71fa547c9b5915752792halcanary fID = SkPDFMetadata::MakePdfId(uuid, uuid); 2524b6566644f704cf9e30c71fa547c9b5915752792halcanary fXMP = SkPDFMetadata::MakeXMPObject(fMetadata, uuid, uuid); 2538cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary fObjectSerializer.addObjectRecursively(fXMP); 2548cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary fObjectSerializer.serializeObjects(this->getStream()); 255488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary } 25699ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com } 25750e82e61766d22da5238905916a8abc3e6664060halcanary SkISize pageSize = SkISize::Make( 25850e82e61766d22da5238905916a8abc3e6664060halcanary SkScalarRoundToInt(width), SkScalarRoundToInt(height)); 259cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fPageDevice.reset( 260989da4a32cd6823359f31c971c3b3f31425e905ehalcanary SkPDFDevice::Create(pageSize, fRasterDpi, this)); 261cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fCanvas = sk_make_sp<SkPDFCanvas>(fPageDevice); 26250e82e61766d22da5238905916a8abc3e6664060halcanary fCanvas->clipRect(trimBox); 26350e82e61766d22da5238905916a8abc3e6664060halcanary fCanvas->translate(trimBox.x(), trimBox.y()); 26450e82e61766d22da5238905916a8abc3e6664060halcanary return fCanvas.get(); 26550e82e61766d22da5238905916a8abc3e6664060halcanary} 26650e82e61766d22da5238905916a8abc3e6664060halcanary 26750e82e61766d22da5238905916a8abc3e6664060halcanaryvoid SkPDFDocument::onEndPage() { 26850e82e61766d22da5238905916a8abc3e6664060halcanary SkASSERT(fCanvas.get()); 26950e82e61766d22da5238905916a8abc3e6664060halcanary fCanvas->flush(); 27050e82e61766d22da5238905916a8abc3e6664060halcanary fCanvas.reset(nullptr); 271cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary SkASSERT(fPageDevice); 272cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary auto page = sk_make_sp<SkPDFDict>("Page"); 273cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary page->insertObject("Resources", fPageDevice->makeResourceDict()); 274cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary page->insertObject("MediaBox", fPageDevice->copyMediaBox()); 275cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary auto annotations = sk_make_sp<SkPDFArray>(); 276cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fPageDevice->appendAnnotations(annotations.get()); 277cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary if (annotations->size() > 0) { 278cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary page->insertObject("Annots", std::move(annotations)); 279cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary } 280ac0e00dceca10dc7ce30c5be66001bd6960ebf5chalcanary auto contentObject = sk_make_sp<SkPDFStream>(fPageDevice->content()); 281cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary this->serialize(contentObject); 282cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary page->insertObjRef("Contents", std::move(contentObject)); 283cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fPageDevice->appendDestinations(fDests.get(), page.get()); 284cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fPages.emplace_back(std::move(page)); 285cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fPageDevice.reset(nullptr); 28650e82e61766d22da5238905916a8abc3e6664060halcanary} 28750e82e61766d22da5238905916a8abc3e6664060halcanary 28850e82e61766d22da5238905916a8abc3e6664060halcanaryvoid SkPDFDocument::onAbort() { 28950e82e61766d22da5238905916a8abc3e6664060halcanary fCanvas.reset(nullptr); 290cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fPages.reset(); 29150e82e61766d22da5238905916a8abc3e6664060halcanary fCanon.reset(); 29250e82e61766d22da5238905916a8abc3e6664060halcanary renew(&fObjectSerializer); 2933c35fb3310c22eb0141c8f39c5423f7bcd42adffhalcanary renew(&fGlyphUsage); 29450e82e61766d22da5238905916a8abc3e6664060halcanary} 29599ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com 2964b6566644f704cf9e30c71fa547c9b5915752792halcanary#ifdef SK_SUPPORT_LEGACY_DOCUMENT_API 29750e82e61766d22da5238905916a8abc3e6664060halcanaryvoid SkPDFDocument::setMetadata(const SkDocument::Attribute info[], 29850e82e61766d22da5238905916a8abc3e6664060halcanary int infoCount, 29950e82e61766d22da5238905916a8abc3e6664060halcanary const SkTime::DateTime* creationDate, 30050e82e61766d22da5238905916a8abc3e6664060halcanary const SkTime::DateTime* modifiedDate) { 3014b6566644f704cf9e30c71fa547c9b5915752792halcanary for (int i = 0; i < infoCount; ++i) { 3024b6566644f704cf9e30c71fa547c9b5915752792halcanary const SkDocument::Attribute& kv = info[i]; 3034b6566644f704cf9e30c71fa547c9b5915752792halcanary SkPDFMetadata::SetMetadataByKey(kv.fKey, kv.fValue, &fMetadata); 3044b6566644f704cf9e30c71fa547c9b5915752792halcanary } 3054b6566644f704cf9e30c71fa547c9b5915752792halcanary if (creationDate) { 3064b6566644f704cf9e30c71fa547c9b5915752792halcanary fMetadata.fCreation.fEnabled = true; 3074b6566644f704cf9e30c71fa547c9b5915752792halcanary fMetadata.fCreation.fDateTime = *creationDate; 3084b6566644f704cf9e30c71fa547c9b5915752792halcanary } 3094b6566644f704cf9e30c71fa547c9b5915752792halcanary if (modifiedDate) { 3104b6566644f704cf9e30c71fa547c9b5915752792halcanary fMetadata.fModified.fEnabled = true; 3114b6566644f704cf9e30c71fa547c9b5915752792halcanary fMetadata.fModified.fDateTime = *modifiedDate; 3124b6566644f704cf9e30c71fa547c9b5915752792halcanary } 31350e82e61766d22da5238905916a8abc3e6664060halcanary} 3144b6566644f704cf9e30c71fa547c9b5915752792halcanary#endif // SK_SUPPORT_LEGACY_DOCUMENT_API 31599ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com 31678daeff1f9c1639d4921abb7acd9b76b77660802halcanarystatic sk_sp<SkData> SkSrgbIcm() { 317c213f0df22430dce53a49416c748a08715b62d9cmsarett // Source: http://www.argyllcms.com/icclibsrc.html 318c213f0df22430dce53a49416c748a08715b62d9cmsarett static const char kProfile[] = 319c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\0\14\214argl\2 \0\0mntrRGB XYZ \7\336\0\1\0\6\0\26\0\17\0:acspM" 320c213f0df22430dce53a49416c748a08715b62d9cmsarett "SFT\0\0\0\0IEC sRGB\0\0\0\0\0\0\0\0\0\0\0\0\0\0\366\326\0\1\0\0\0\0" 321c213f0df22430dce53a49416c748a08715b62d9cmsarett "\323-argl\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" 322c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\21desc\0\0\1P\0\0\0\231cprt\0" 323c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\1\354\0\0\0gdmnd\0\0\2T\0\0\0pdmdd\0\0\2\304\0\0\0\210tech\0\0\3" 324c213f0df22430dce53a49416c748a08715b62d9cmsarett "L\0\0\0\14vued\0\0\3X\0\0\0gview\0\0\3\300\0\0\0$lumi\0\0\3\344\0\0" 325c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\24meas\0\0\3\370\0\0\0$wtpt\0\0\4\34\0\0\0\24bkpt\0\0\0040\0\0\0" 326c213f0df22430dce53a49416c748a08715b62d9cmsarett "\24rXYZ\0\0\4D\0\0\0\24gXYZ\0\0\4X\0\0\0\24bXYZ\0\0\4l\0\0\0\24rTR" 327c213f0df22430dce53a49416c748a08715b62d9cmsarett "C\0\0\4\200\0\0\10\14gTRC\0\0\4\200\0\0\10\14bTRC\0\0\4\200\0\0\10" 328c213f0df22430dce53a49416c748a08715b62d9cmsarett "\14desc\0\0\0\0\0\0\0?sRGB IEC61966-2.1 (Equivalent to www.srgb.co" 329c213f0df22430dce53a49416c748a08715b62d9cmsarett "m 1998 HP profile)\0\0\0\0\0\0\0\0\0\0\0?sRGB IEC61966-2.1 (Equiva" 330c213f0df22430dce53a49416c748a08715b62d9cmsarett "lent to www.srgb.com 1998 HP profile)\0\0\0\0\0\0\0\0text\0\0\0\0C" 331c213f0df22430dce53a49416c748a08715b62d9cmsarett "reated by Graeme W. Gill. Released into the public domain. No Warr" 332c213f0df22430dce53a49416c748a08715b62d9cmsarett "anty, Use at your own risk.\0\0desc\0\0\0\0\0\0\0\26IEC http://www" 333c213f0df22430dce53a49416c748a08715b62d9cmsarett ".iec.ch\0\0\0\0\0\0\0\0\0\0\0\26IEC http://www.iec.ch\0\0\0\0\0\0\0" 334c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" 335c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\0\0\0\0\0desc\0\0\0\0\0\0\0.IEC 61966-2.1 Default RGB colour sp" 336c213f0df22430dce53a49416c748a08715b62d9cmsarett "ace - sRGB\0\0\0\0\0\0\0\0\0\0\0.IEC 61966-2.1 Default RGB colour " 337c213f0df22430dce53a49416c748a08715b62d9cmsarett "space - sRGB\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0sig \0\0\0" 338c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0CRT desc\0\0\0\0\0\0\0\rIEC61966-2.1\0\0\0\0\0\0\0\0\0\0\0\rIEC6" 339c213f0df22430dce53a49416c748a08715b62d9cmsarett "1966-2.1\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" 340c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0view\0\0\0\0" 341c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\23\244|\0\24_0\0\20\316\2\0\3\355\262\0\4\23\n\0\3\\g\0\0\0\1XY" 342c213f0df22430dce53a49416c748a08715b62d9cmsarett "Z \0\0\0\0\0L\n=\0P\0\0\0W\36\270meas\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0" 343c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\0\0\0\0\0\0\0\0\0\0\2\217\0\0\0\2XYZ \0\0\0\0\0\0\363Q\0\1\0\0\0" 344c213f0df22430dce53a49416c748a08715b62d9cmsarett "\1\26\314XYZ \0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0XYZ \0\0\0\0\0\0o\240" 345c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\0008\365\0\0\3\220XYZ \0\0\0\0\0\0b\227\0\0\267\207\0\0\30\331X" 346c213f0df22430dce53a49416c748a08715b62d9cmsarett "YZ \0\0\0\0\0\0$\237\0\0\17\204\0\0\266\304curv\0\0\0\0\0\0\4\0\0\0" 347c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\5\0\n\0\17\0\24\0\31\0\36\0#\0(\0-\0002\0007\0;\0@\0E\0J\0O\0T\0" 348c213f0df22430dce53a49416c748a08715b62d9cmsarett "Y\0^\0c\0h\0m\0r\0w\0|\0\201\0\206\0\213\0\220\0\225\0\232\0\237\0" 349c213f0df22430dce53a49416c748a08715b62d9cmsarett "\244\0\251\0\256\0\262\0\267\0\274\0\301\0\306\0\313\0\320\0\325\0" 350c213f0df22430dce53a49416c748a08715b62d9cmsarett "\333\0\340\0\345\0\353\0\360\0\366\0\373\1\1\1\7\1\r\1\23\1\31\1\37" 351c213f0df22430dce53a49416c748a08715b62d9cmsarett "\1%\1+\0012\0018\1>\1E\1L\1R\1Y\1`\1g\1n\1u\1|\1\203\1\213\1\222\1" 352c213f0df22430dce53a49416c748a08715b62d9cmsarett "\232\1\241\1\251\1\261\1\271\1\301\1\311\1\321\1\331\1\341\1\351\1" 353c213f0df22430dce53a49416c748a08715b62d9cmsarett "\362\1\372\2\3\2\14\2\24\2\35\2&\2/\0028\2A\2K\2T\2]\2g\2q\2z\2\204" 354c213f0df22430dce53a49416c748a08715b62d9cmsarett "\2\216\2\230\2\242\2\254\2\266\2\301\2\313\2\325\2\340\2\353\2\365" 355c213f0df22430dce53a49416c748a08715b62d9cmsarett "\3\0\3\13\3\26\3!\3-\0038\3C\3O\3Z\3f\3r\3~\3\212\3\226\3\242\3\256" 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364c213f0df22430dce53a49416c748a08715b62d9cmsarett "\"\0139\13Q\13i\13\200\13\230\13\260\13\310\13\341\13\371\14\22\14" 365c213f0df22430dce53a49416c748a08715b62d9cmsarett "*\14C\14\\\14u\14\216\14\247\14\300\14\331\14\363\r\r\r&\r@\rZ\rt\r" 366c213f0df22430dce53a49416c748a08715b62d9cmsarett "\216\r\251\r\303\r\336\r\370\16\23\16.\16I\16d\16\177\16\233\16\266" 367c213f0df22430dce53a49416c748a08715b62d9cmsarett "\16\322\16\356\17\t\17%\17A\17^\17z\17\226\17\263\17\317\17\354\20" 368c213f0df22430dce53a49416c748a08715b62d9cmsarett "\t\20&\20C\20a\20~\20\233\20\271\20\327\20\365\21\23\0211\21O\21m\21" 369c213f0df22430dce53a49416c748a08715b62d9cmsarett "\214\21\252\21\311\21\350\22\7\22&\22E\22d\22\204\22\243\22\303\22" 370c213f0df22430dce53a49416c748a08715b62d9cmsarett "\343\23\3\23#\23C\23c\23\203\23\244\23\305\23\345\24\6\24'\24I\24j" 371c213f0df22430dce53a49416c748a08715b62d9cmsarett "\24\213\24\255\24\316\24\360\25\22\0254\25V\25x\25\233\25\275\25\340" 372c213f0df22430dce53a49416c748a08715b62d9cmsarett "\26\3\26&\26I\26l\26\217\26\262\26\326\26\372\27\35\27A\27e\27\211" 373c213f0df22430dce53a49416c748a08715b62d9cmsarett "\27\256\27\322\27\367\30\33\30@\30e\30\212\30\257\30\325\30\372\31" 374c213f0df22430dce53a49416c748a08715b62d9cmsarett " \31E\31k\31\221\31\267\31\335\32\4\32*\32Q\32w\32\236\32\305\32\354" 375c213f0df22430dce53a49416c748a08715b62d9cmsarett "\33\24\33;\33c\33\212\33\262\33\332\34\2\34*\34R\34{\34\243\34\314" 376c213f0df22430dce53a49416c748a08715b62d9cmsarett "\34\365\35\36\35G\35p\35\231\35\303\35\354\36\26\36@\36j\36\224\36" 377c213f0df22430dce53a49416c748a08715b62d9cmsarett "\276\36\351\37\23\37>\37i\37\224\37\277\37\352 \25 A l \230 \304 \360" 378c213f0df22430dce53a49416c748a08715b62d9cmsarett "!\34!H!u!\241!\316!\373\"'\"U\"\202\"\257\"\335#\n#8#f#\224#\302#\360" 379c213f0df22430dce53a49416c748a08715b62d9cmsarett "$\37$M$|$\253$\332%\t%8%h%\227%\307%\367&'&W&\207&\267&\350'\30'I'" 380c213f0df22430dce53a49416c748a08715b62d9cmsarett "z'\253'\334(\r(?(q(\242(\324)\6)8)k)\235)\320*\2*5*h*\233*\317+\2+" 381c213f0df22430dce53a49416c748a08715b62d9cmsarett "6+i+\235+\321,\5,9,n,\242,\327-\14-A-v-\253-\341.\26.L.\202.\267.\356" 382c213f0df22430dce53a49416c748a08715b62d9cmsarett "/$/Z/\221/\307/\376050l0\2440\3331\0221J1\2021\2721\3622*2c2\2332\324" 383c213f0df22430dce53a49416c748a08715b62d9cmsarett "3\r3F3\1773\2703\3614+4e4\2364\3305\0235M5\2075\3025\375676r6\2566" 384c213f0df22430dce53a49416c748a08715b62d9cmsarett "\3517$7`7\2347\3278\0248P8\2148\3109\0059B9\1779\2749\371:6:t:\262" 385c213f0df22430dce53a49416c748a08715b62d9cmsarett ":\357;-;k;\252;\350<'<e<\244<\343=\"=a=\241=\340> >`>\240>\340?!?a" 386c213f0df22430dce53a49416c748a08715b62d9cmsarett "?\242?\342@#@d@\246@\347A)AjA\254A\356B0BrB\265B\367C:C}C\300D\3DG" 387c213f0df22430dce53a49416c748a08715b62d9cmsarett "D\212D\316E\22EUE\232E\336F\"FgF\253F\360G5G{G\300H\5HKH\221H\327I" 388c213f0df22430dce53a49416c748a08715b62d9cmsarett "\35IcI\251I\360J7J}J\304K\14KSK\232K\342L*LrL\272M\2MJM\223M\334N%" 389c213f0df22430dce53a49416c748a08715b62d9cmsarett "NnN\267O\0OIO\223O\335P'PqP\273Q\6QPQ\233Q\346R1R|R\307S\23S_S\252" 390c213f0df22430dce53a49416c748a08715b62d9cmsarett "S\366TBT\217T\333U(UuU\302V\17V\\V\251V\367WDW\222W\340X/X}X\313Y\32" 391c213f0df22430dce53a49416c748a08715b62d9cmsarett "YiY\270Z\7ZVZ\246Z\365[E[\225[\345\\5\\\206\\\326]']x]\311^\32^l^\275" 392c213f0df22430dce53a49416c748a08715b62d9cmsarett "_\17_a_\263`\5`W`\252`\374aOa\242a\365bIb\234b\360cCc\227c\353d@d\224" 393c213f0df22430dce53a49416c748a08715b62d9cmsarett "d\351e=e\222e\347f=f\222f\350g=g\223g\351h?h\226h\354iCi\232i\361j" 394c213f0df22430dce53a49416c748a08715b62d9cmsarett "Hj\237j\367kOk\247k\377lWl\257m\10m`m\271n\22nkn\304o\36oxo\321p+p" 395c213f0df22430dce53a49416c748a08715b62d9cmsarett "\206p\340q:q\225q\360rKr\246s\1s]s\270t\24tpt\314u(u\205u\341v>v\233" 396c213f0df22430dce53a49416c748a08715b62d9cmsarett "v\370wVw\263x\21xnx\314y*y\211y\347zFz\245{\4{c{\302|!|\201|\341}A" 397c213f0df22430dce53a49416c748a08715b62d9cmsarett "}\241~\1~b~\302\177#\177\204\177\345\200G\200\250\201\n\201k\201\315" 398c213f0df22430dce53a49416c748a08715b62d9cmsarett "\2020\202\222\202\364\203W\203\272\204\35\204\200\204\343\205G\205" 399c213f0df22430dce53a49416c748a08715b62d9cmsarett "\253\206\16\206r\206\327\207;\207\237\210\4\210i\210\316\2113\211\231" 400c213f0df22430dce53a49416c748a08715b62d9cmsarett "\211\376\212d\212\312\2130\213\226\213\374\214c\214\312\2151\215\230" 401c213f0df22430dce53a49416c748a08715b62d9cmsarett "\215\377\216f\216\316\2176\217\236\220\6\220n\220\326\221?\221\250" 402c213f0df22430dce53a49416c748a08715b62d9cmsarett "\222\21\222z\222\343\223M\223\266\224 \224\212\224\364\225_\225\311" 403c213f0df22430dce53a49416c748a08715b62d9cmsarett "\2264\226\237\227\n\227u\227\340\230L\230\270\231$\231\220\231\374" 404c213f0df22430dce53a49416c748a08715b62d9cmsarett "\232h\232\325\233B\233\257\234\34\234\211\234\367\235d\235\322\236" 405c213f0df22430dce53a49416c748a08715b62d9cmsarett "@\236\256\237\35\237\213\237\372\240i\240\330\241G\241\266\242&\242" 406c213f0df22430dce53a49416c748a08715b62d9cmsarett "\226\243\6\243v\243\346\244V\244\307\2458\245\251\246\32\246\213\246" 407c213f0df22430dce53a49416c748a08715b62d9cmsarett "\375\247n\247\340\250R\250\304\2517\251\251\252\34\252\217\253\2\253" 408c213f0df22430dce53a49416c748a08715b62d9cmsarett "u\253\351\254\\\254\320\255D\255\270\256-\256\241\257\26\257\213\260" 409c213f0df22430dce53a49416c748a08715b62d9cmsarett "\0\260u\260\352\261`\261\326\262K\262\302\2638\263\256\264%\264\234" 410c213f0df22430dce53a49416c748a08715b62d9cmsarett "\265\23\265\212\266\1\266y\266\360\267h\267\340\270Y\270\321\271J\271" 411c213f0df22430dce53a49416c748a08715b62d9cmsarett "\302\272;\272\265\273.\273\247\274!\274\233\275\25\275\217\276\n\276" 412c213f0df22430dce53a49416c748a08715b62d9cmsarett "\204\276\377\277z\277\365\300p\300\354\301g\301\343\302_\302\333\303" 413c213f0df22430dce53a49416c748a08715b62d9cmsarett "X\303\324\304Q\304\316\305K\305\310\306F\306\303\307A\307\277\310=" 414c213f0df22430dce53a49416c748a08715b62d9cmsarett "\310\274\311:\311\271\3128\312\267\3136\313\266\3145\314\265\3155\315" 415c213f0df22430dce53a49416c748a08715b62d9cmsarett "\265\3166\316\266\3177\317\270\3209\320\272\321<\321\276\322?\322\301" 416c213f0df22430dce53a49416c748a08715b62d9cmsarett "\323D\323\306\324I\324\313\325N\325\321\326U\326\330\327\\\327\340" 417c213f0df22430dce53a49416c748a08715b62d9cmsarett "\330d\330\350\331l\331\361\332v\332\373\333\200\334\5\334\212\335\20" 418c213f0df22430dce53a49416c748a08715b62d9cmsarett "\335\226\336\34\336\242\337)\337\257\3406\340\275\341D\341\314\342" 419c213f0df22430dce53a49416c748a08715b62d9cmsarett "S\342\333\343c\343\353\344s\344\374\345\204\346\r\346\226\347\37\347" 420c213f0df22430dce53a49416c748a08715b62d9cmsarett "\251\3502\350\274\351F\351\320\352[\352\345\353p\353\373\354\206\355" 421c213f0df22430dce53a49416c748a08715b62d9cmsarett "\21\355\234\356(\356\264\357@\357\314\360X\360\345\361r\361\377\362" 422c213f0df22430dce53a49416c748a08715b62d9cmsarett "\214\363\31\363\247\3644\364\302\365P\365\336\366m\366\373\367\212" 423c213f0df22430dce53a49416c748a08715b62d9cmsarett "\370\31\370\250\3718\371\307\372W\372\347\373w\374\7\374\230\375)\375" 424c213f0df22430dce53a49416c748a08715b62d9cmsarett "\272\376K\376\334\377m\377\377"; 425c213f0df22430dce53a49416c748a08715b62d9cmsarett const size_t kProfileLength = 3212; 426c213f0df22430dce53a49416c748a08715b62d9cmsarett static_assert(kProfileLength == sizeof(kProfile) - 1, ""); 427c213f0df22430dce53a49416c748a08715b62d9cmsarett return SkData::MakeWithoutCopy(kProfile, kProfileLength); 42878daeff1f9c1639d4921abb7acd9b76b77660802halcanary} 42978daeff1f9c1639d4921abb7acd9b76b77660802halcanary 43078daeff1f9c1639d4921abb7acd9b76b77660802halcanarystatic sk_sp<SkPDFStream> make_srgb_color_profile() { 431fe8f0e0d3126d27fe9fdd5bc4804392492f14e51halcanary sk_sp<SkPDFStream> stream = sk_make_sp<SkPDFStream>(SkSrgbIcm()); 432fa25106f02f26d7a149cfe57c1d4756372e0755chalcanary stream->dict()->insertInt("N", 3); 43378daeff1f9c1639d4921abb7acd9b76b77660802halcanary sk_sp<SkPDFArray> array = sk_make_sp<SkPDFArray>(); 43478daeff1f9c1639d4921abb7acd9b76b77660802halcanary array->appendScalar(0.0f); 43578daeff1f9c1639d4921abb7acd9b76b77660802halcanary array->appendScalar(1.0f); 43678daeff1f9c1639d4921abb7acd9b76b77660802halcanary array->appendScalar(0.0f); 43778daeff1f9c1639d4921abb7acd9b76b77660802halcanary array->appendScalar(1.0f); 43878daeff1f9c1639d4921abb7acd9b76b77660802halcanary array->appendScalar(0.0f); 43978daeff1f9c1639d4921abb7acd9b76b77660802halcanary array->appendScalar(1.0f); 440fa25106f02f26d7a149cfe57c1d4756372e0755chalcanary stream->dict()->insertObject("Range", std::move(array)); 44178daeff1f9c1639d4921abb7acd9b76b77660802halcanary return stream; 44278daeff1f9c1639d4921abb7acd9b76b77660802halcanary} 443488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary 444488165e689baf0f215d5798c87d0031b58e4bc8dhalcanarystatic sk_sp<SkPDFArray> make_srgb_output_intents() { 445488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary // sRGB is specified by HTML, CSS, and SVG. 446488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary auto outputIntent = sk_make_sp<SkPDFDict>("OutputIntent"); 447488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary outputIntent->insertName("S", "GTS_PDFA1"); 448488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary outputIntent->insertString("RegistryName", "http://www.color.org"); 449488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary outputIntent->insertString("OutputConditionIdentifier", 450488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary "Custom"); 451488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary outputIntent->insertString("Info","sRGB IEC61966-2.1"); 452488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary outputIntent->insertObjRef("DestOutputProfile", 453488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary make_srgb_color_profile()); 454488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary auto intentArray = sk_make_sp<SkPDFArray>(); 455488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary intentArray->appendObject(std::move(outputIntent)); 456488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary return intentArray; 457488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary} 45878daeff1f9c1639d4921abb7acd9b76b77660802halcanary 45950e82e61766d22da5238905916a8abc3e6664060halcanarybool SkPDFDocument::onClose(SkWStream* stream) { 46050e82e61766d22da5238905916a8abc3e6664060halcanary SkASSERT(!fCanvas.get()); 461cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary if (fPages.empty()) { 462cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fPages.reset(); 4632e3f9d8a9309686eeb4c76ccfde5800da87a68b3halcanary fCanon.reset(); 46450e82e61766d22da5238905916a8abc3e6664060halcanary renew(&fObjectSerializer); 4653c35fb3310c22eb0141c8f39c5423f7bcd42adffhalcanary renew(&fGlyphUsage); 46650e82e61766d22da5238905916a8abc3e6664060halcanary return false; 467b5a6651f9f69570d964382134d64360915db9a29commit-bot@chromium.org } 46850e82e61766d22da5238905916a8abc3e6664060halcanary auto docCatalog = sk_make_sp<SkPDFDict>("Catalog"); 469488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary if (fPDFA) { 4708cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary SkASSERT(fXMP); 4718cd4a24236ffc26522d0372c0d0ab0d96e301b3bhalcanary docCatalog->insertObjRef("Metadata", fXMP); 47250e82e61766d22da5238905916a8abc3e6664060halcanary // Don't specify OutputIntents if we are not in PDF/A mode since 47350e82e61766d22da5238905916a8abc3e6664060halcanary // no one has ever asked for this feature. 474488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary docCatalog->insertObject("OutputIntents", make_srgb_output_intents()); 475488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary } 476488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary SkASSERT(!fPages.empty()); 477cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary docCatalog->insertObjRef("Pages", generate_page_tree(&fPages)); 478488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary SkASSERT(fPages.empty()); 47950e82e61766d22da5238905916a8abc3e6664060halcanary 480cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary if (fDests->size() > 0) { 481cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary docCatalog->insertObjRef("Dests", std::move(fDests)); 482f12a1673f024d30d30f06b9f88b5cc072b8a2d1ehalcanary } 483f12a1673f024d30d30f06b9f88b5cc072b8a2d1ehalcanary 48450e82e61766d22da5238905916a8abc3e6664060halcanary // Build font subsetting info before calling addObjectRecursively(). 485cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary for (const auto& entry : fGlyphUsage) { 486cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary sk_sp<SkPDFFont> subsetFont( 4873c35fb3310c22eb0141c8f39c5423f7bcd42adffhalcanary entry.fFont->getFontSubset(&entry.fGlyphSet)); 488cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary if (subsetFont) { 489cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary fObjectSerializer.fSubstituteMap.setSubstitute( 490cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary entry.fFont, subsetFont.get()); 491cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary } 492cc77c12293d1685f5e83d768b30ca9157af1576dhalcanary } 49350e82e61766d22da5238905916a8abc3e6664060halcanary 49450e82e61766d22da5238905916a8abc3e6664060halcanary fObjectSerializer.addObjectRecursively(docCatalog); 49550e82e61766d22da5238905916a8abc3e6664060halcanary fObjectSerializer.serializeObjects(this->getStream()); 496488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary fObjectSerializer.serializeFooter(this->getStream(), docCatalog, fID); 49750e82e61766d22da5238905916a8abc3e6664060halcanary fCanon.reset(); 49850e82e61766d22da5238905916a8abc3e6664060halcanary renew(&fObjectSerializer); 4993c35fb3310c22eb0141c8f39c5423f7bcd42adffhalcanary renew(&fGlyphUsage); 50050e82e61766d22da5238905916a8abc3e6664060halcanary return true; 50150e82e61766d22da5238905916a8abc3e6664060halcanary} 50250e82e61766d22da5238905916a8abc3e6664060halcanary 50399ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com/////////////////////////////////////////////////////////////////////////////// 50499ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com 50523f4d4d1b9151bb89cdced9986be7ec9b006d458halcanarysk_sp<SkDocument> SkPDFMakeDocument(SkWStream* stream, 50623f4d4d1b9151bb89cdced9986be7ec9b006d458halcanary void (*proc)(SkWStream*, bool), 50723f4d4d1b9151bb89cdced9986be7ec9b006d458halcanary SkScalar dpi, 5084b6566644f704cf9e30c71fa547c9b5915752792halcanary const SkDocument::PDFMetadata& metadata, 5094b6566644f704cf9e30c71fa547c9b5915752792halcanary sk_sp<SkPixelSerializer> jpeg, 510488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary bool pdfa) { 5114b6566644f704cf9e30c71fa547c9b5915752792halcanary return stream ? sk_make_sp<SkPDFDocument>(stream, proc, dpi, metadata, 5124b6566644f704cf9e30c71fa547c9b5915752792halcanary std::move(jpeg), pdfa) 513488165e689baf0f215d5798c87d0031b58e4bc8dhalcanary : nullptr; 51423f4d4d1b9151bb89cdced9986be7ec9b006d458halcanary} 51523f4d4d1b9151bb89cdced9986be7ec9b006d458halcanary 5164b6566644f704cf9e30c71fa547c9b5915752792halcanarysk_sp<SkDocument> SkDocument::MakePDF(const char path[], SkScalar dpi) { 517385fe4d4b62d7d1dd76116dd570df3290a2f487bhalcanary auto delete_wstream = [](SkWStream* stream, bool) { delete stream; }; 518b8fb9934a0707e8e5f9e725502974dc2d432a815halcanary std::unique_ptr<SkFILEWStream> stream(new SkFILEWStream(path)); 51923f4d4d1b9151bb89cdced9986be7ec9b006d458halcanary return stream->isValid() 5204b6566644f704cf9e30c71fa547c9b5915752792halcanary ? SkPDFMakeDocument(stream.release(), delete_wstream, dpi, 5214b6566644f704cf9e30c71fa547c9b5915752792halcanary SkDocument::PDFMetadata(), nullptr, 5224b6566644f704cf9e30c71fa547c9b5915752792halcanary false) 5234b6566644f704cf9e30c71fa547c9b5915752792halcanary : nullptr; 5244b6566644f704cf9e30c71fa547c9b5915752792halcanary} 5254b6566644f704cf9e30c71fa547c9b5915752792halcanary 5264b6566644f704cf9e30c71fa547c9b5915752792halcanarysk_sp<SkDocument> SkDocument::MakePDF(SkWStream* stream, 5274b6566644f704cf9e30c71fa547c9b5915752792halcanary SkScalar dpi, 5284b6566644f704cf9e30c71fa547c9b5915752792halcanary const SkDocument::PDFMetadata& metadata, 5294b6566644f704cf9e30c71fa547c9b5915752792halcanary sk_sp<SkPixelSerializer> jpegEncoder, 5304b6566644f704cf9e30c71fa547c9b5915752792halcanary bool pdfa) { 5314b6566644f704cf9e30c71fa547c9b5915752792halcanary return SkPDFMakeDocument(stream, nullptr, dpi, metadata, 5324b6566644f704cf9e30c71fa547c9b5915752792halcanary std::move(jpegEncoder), pdfa); 53399ac02bb701c1e30b20f2174aac25ffbe487c0afreed@google.com} 534