Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(2255)

Issues Search
    My Issues | Starred     Open | Closed | All

Unified Diff: core/fpdfdoc/doc_basic.cpp

Issue 2187073005: Splitting fpdfdoc/doc_* part II. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@fpdf_doc_III
Patch Set: Rebase to master Created 4 years, 4 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « core/fpdfdoc/ctypeset.cpp ('k') | core/fpdfdoc/doc_basic_unittest.cpp » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: core/fpdfdoc/doc_basic.cpp
diff --git a/core/fpdfdoc/doc_basic.cpp b/core/fpdfdoc/doc_basic.cpp
deleted file mode 100644
index 97acf2384fb4a6dc302c8872fea95103e708c0c8..0000000000000000000000000000000000000000
--- a/core/fpdfdoc/doc_basic.cpp
+++ /dev/null
@@ -1,568 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
-#include "core/fpdfapi/fpdf_parser/include/fpdf_parser_decode.h"
-#include "core/fpdfdoc/doc_utils.h"
-#include "core/fpdfdoc/cpdf_pagelabel.h"
-#include "core/fpdfdoc/include/cpdf_filespec.h"
-#include "core/fpdfdoc/include/cpdf_nametree.h"
-#include "core/fpdfdoc/include/ipdf_formnotify.h"
-
-namespace {
-
-const int nMaxRecursion = 32;
-const FX_CHAR* const g_sZoomModes[] = {"XYZ", "Fit", "FitH", "FitV", "FitR",
- "FitB", "FitBH", "FitBV", nullptr};
-
-} // namespace
-
-int CPDF_Dest::GetPageIndex(CPDF_Document* pDoc) {
- CPDF_Array* pArray = ToArray(m_pObj);
- if (!pArray)
- return 0;
-
- CPDF_Object* pPage = pArray->GetDirectObjectAt(0);
- if (!pPage)
- return 0;
- if (pPage->IsNumber())
- return pPage->GetInteger();
- if (!pPage->IsDictionary())
- return 0;
- return pDoc->GetPageIndex(pPage->GetObjNum());
-}
-
-uint32_t CPDF_Dest::GetPageObjNum() {
- CPDF_Array* pArray = ToArray(m_pObj);
- if (!pArray)
- return 0;
-
- CPDF_Object* pPage = pArray->GetDirectObjectAt(0);
- if (!pPage)
- return 0;
- if (pPage->IsNumber())
- return pPage->GetInteger();
- if (pPage->IsDictionary())
- return pPage->GetObjNum();
- return 0;
-}
-
-int CPDF_Dest::GetZoomMode() {
- CPDF_Array* pArray = ToArray(m_pObj);
- if (!pArray)
- return 0;
-
- CPDF_Object* pObj = pArray->GetDirectObjectAt(1);
- if (!pObj)
- return 0;
-
- CFX_ByteString mode = pObj->GetString();
- for (int i = 0; g_sZoomModes[i]; ++i) {
- if (mode == g_sZoomModes[i])
- return i + 1;
- }
-
- return 0;
-}
-
-FX_FLOAT CPDF_Dest::GetParam(int index) {
- CPDF_Array* pArray = ToArray(m_pObj);
- return pArray ? pArray->GetNumberAt(2 + index) : 0;
-}
-
-CFX_ByteString CPDF_Dest::GetRemoteName() {
- return m_pObj ? m_pObj->GetString() : CFX_ByteString();
-}
-
-CPDF_NameTree::CPDF_NameTree(CPDF_Document* pDoc,
- const CFX_ByteString& category)
- : m_pRoot(nullptr) {
- CPDF_Dictionary* pRoot = pDoc->GetRoot();
- if (!pRoot)
- return;
-
- CPDF_Dictionary* pNames = pRoot->GetDictBy("Names");
- if (!pNames)
- return;
-
- m_pRoot = pNames->GetDictBy(category);
-}
-
-static CPDF_Object* SearchNameNode(CPDF_Dictionary* pNode,
- const CFX_ByteString& csName,
- size_t& nIndex,
- CPDF_Array** ppFind,
- int nLevel = 0) {
- if (nLevel > nMaxRecursion) {
- return nullptr;
- }
- CPDF_Array* pLimits = pNode->GetArrayBy("Limits");
- if (pLimits) {
- CFX_ByteString csLeft = pLimits->GetStringAt(0);
- CFX_ByteString csRight = pLimits->GetStringAt(1);
- if (csLeft.Compare(csRight.AsStringC()) > 0) {
- CFX_ByteString csTmp = csRight;
- csRight = csLeft;
- csLeft = csTmp;
- }
- if (csName.Compare(csLeft.AsStringC()) < 0 ||
- csName.Compare(csRight.AsStringC()) > 0) {
- return nullptr;
- }
- }
- CPDF_Array* pNames = pNode->GetArrayBy("Names");
- if (pNames) {
- size_t dwCount = pNames->GetCount() / 2;
- for (size_t i = 0; i < dwCount; i++) {
- CFX_ByteString csValue = pNames->GetStringAt(i * 2);
- int32_t iCompare = csValue.Compare(csName.AsStringC());
- if (iCompare <= 0) {
- if (ppFind) {
- *ppFind = pNames;
- }
- if (iCompare < 0) {
- continue;
- }
- } else {
- break;
- }
- nIndex += i;
- return pNames->GetDirectObjectAt(i * 2 + 1);
- }
- nIndex += dwCount;
- return nullptr;
- }
- CPDF_Array* pKids = pNode->GetArrayBy("Kids");
- if (!pKids) {
- return nullptr;
- }
- for (size_t i = 0; i < pKids->GetCount(); i++) {
- CPDF_Dictionary* pKid = pKids->GetDictAt(i);
- if (!pKid) {
- continue;
- }
- CPDF_Object* pFound =
- SearchNameNode(pKid, csName, nIndex, ppFind, nLevel + 1);
- if (pFound) {
- return pFound;
- }
- }
- return nullptr;
-}
-
-static CPDF_Object* SearchNameNode(CPDF_Dictionary* pNode,
- size_t nIndex,
- size_t& nCurIndex,
- CFX_ByteString& csName,
- CPDF_Array** ppFind,
- int nLevel = 0) {
- if (nLevel > nMaxRecursion)
- return nullptr;
-
- CPDF_Array* pNames = pNode->GetArrayBy("Names");
- if (pNames) {
- size_t nCount = pNames->GetCount() / 2;
- if (nIndex >= nCurIndex + nCount) {
- nCurIndex += nCount;
- return nullptr;
- }
- if (ppFind)
- *ppFind = pNames;
- csName = pNames->GetStringAt((nIndex - nCurIndex) * 2);
- return pNames->GetDirectObjectAt((nIndex - nCurIndex) * 2 + 1);
- }
- CPDF_Array* pKids = pNode->GetArrayBy("Kids");
- if (!pKids)
- return nullptr;
- for (size_t i = 0; i < pKids->GetCount(); i++) {
- CPDF_Dictionary* pKid = pKids->GetDictAt(i);
- if (!pKid)
- continue;
- CPDF_Object* pFound =
- SearchNameNode(pKid, nIndex, nCurIndex, csName, ppFind, nLevel + 1);
- if (pFound)
- return pFound;
- }
- return nullptr;
-}
-
-static size_t CountNames(CPDF_Dictionary* pNode, int nLevel = 0) {
- if (nLevel > nMaxRecursion) {
- return 0;
- }
- CPDF_Array* pNames = pNode->GetArrayBy("Names");
- if (pNames) {
- return pNames->GetCount() / 2;
- }
- CPDF_Array* pKids = pNode->GetArrayBy("Kids");
- if (!pKids) {
- return 0;
- }
- size_t nCount = 0;
- for (size_t i = 0; i < pKids->GetCount(); i++) {
- CPDF_Dictionary* pKid = pKids->GetDictAt(i);
- if (!pKid) {
- continue;
- }
- nCount += CountNames(pKid, nLevel + 1);
- }
- return nCount;
-}
-
-size_t CPDF_NameTree::GetCount() const {
- if (!m_pRoot) {
- return 0;
- }
- return ::CountNames(m_pRoot);
-}
-
-int CPDF_NameTree::GetIndex(const CFX_ByteString& csName) const {
- if (!m_pRoot) {
- return -1;
- }
- size_t nIndex = 0;
- if (!SearchNameNode(m_pRoot, csName, nIndex, nullptr)) {
- return -1;
- }
- return nIndex;
-}
-
-CPDF_Object* CPDF_NameTree::LookupValue(int nIndex,
- CFX_ByteString& csName) const {
- if (!m_pRoot) {
- return nullptr;
- }
- size_t nCurIndex = 0;
- return SearchNameNode(m_pRoot, nIndex, nCurIndex, csName, nullptr);
-}
-
-CPDF_Object* CPDF_NameTree::LookupValue(const CFX_ByteString& csName) const {
- if (!m_pRoot) {
- return nullptr;
- }
- size_t nIndex = 0;
- return SearchNameNode(m_pRoot, csName, nIndex, nullptr);
-}
-
-CPDF_Array* CPDF_NameTree::LookupNamedDest(CPDF_Document* pDoc,
- const CFX_ByteString& sName) {
- CPDF_Object* pValue = LookupValue(sName);
- if (!pValue) {
- CPDF_Dictionary* pDests = pDoc->GetRoot()->GetDictBy("Dests");
- if (!pDests)
- return nullptr;
- pValue = pDests->GetDirectObjectBy(sName);
- }
- if (!pValue)
- return nullptr;
- if (CPDF_Array* pArray = pValue->AsArray())
- return pArray;
- if (CPDF_Dictionary* pDict = pValue->AsDictionary())
- return pDict->GetArrayBy("D");
- return nullptr;
-}
-
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ || \
- _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-static CFX_WideString ChangeSlashToPlatform(const FX_WCHAR* str) {
- CFX_WideString result;
- while (*str) {
- if (*str == '/') {
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- result += ':';
-#else
- result += '\\';
-#endif
- } else {
- result += *str;
- }
- str++;
- }
- return result;
-}
-
-static CFX_WideString ChangeSlashToPDF(const FX_WCHAR* str) {
- CFX_WideString result;
- while (*str) {
- if (*str == '\\' || *str == ':') {
- result += '/';
- } else {
- result += *str;
- }
- str++;
- }
- return result;
-}
-#endif // _FXM_PLATFORM_APPLE_ || _FXM_PLATFORM_WINDOWS_
-
-CFX_WideString CPDF_FileSpec::DecodeFileName(const CFX_WideStringC& filepath) {
- if (filepath.GetLength() <= 1)
- return CFX_WideString();
-
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- if (filepath.Left(sizeof("/Mac") - 1) == CFX_WideStringC(L"/Mac"))
- return ChangeSlashToPlatform(filepath.c_str() + 1);
- return ChangeSlashToPlatform(filepath.c_str());
-#elif _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
- if (filepath.GetAt(0) != '/')
- return ChangeSlashToPlatform(filepath.c_str());
- if (filepath.GetAt(1) == '/')
- return ChangeSlashToPlatform(filepath.c_str() + 1);
- if (filepath.GetAt(2) == '/') {
- CFX_WideString result;
- result += filepath.GetAt(1);
- result += ':';
- result += ChangeSlashToPlatform(filepath.c_str() + 2);
- return result;
- }
- CFX_WideString result;
- result += '\\';
- result += ChangeSlashToPlatform(filepath.c_str());
- return result;
-#else
- return CFX_WideString(filepath);
-#endif
-}
-
-bool CPDF_FileSpec::GetFileName(CFX_WideString* csFileName) const {
- if (CPDF_Dictionary* pDict = m_pObj->AsDictionary()) {
- *csFileName = pDict->GetUnicodeTextBy("UF");
- if (csFileName->IsEmpty()) {
- *csFileName =
- CFX_WideString::FromLocal(pDict->GetStringBy("F").AsStringC());
- }
- if (pDict->GetStringBy("FS") == "URL")
- return true;
- if (csFileName->IsEmpty()) {
- if (pDict->KeyExist("DOS")) {
- *csFileName =
- CFX_WideString::FromLocal(pDict->GetStringBy("DOS").AsStringC());
- } else if (pDict->KeyExist("Mac")) {
- *csFileName =
- CFX_WideString::FromLocal(pDict->GetStringBy("Mac").AsStringC());
- } else if (pDict->KeyExist("Unix")) {
- *csFileName =
- CFX_WideString::FromLocal(pDict->GetStringBy("Unix").AsStringC());
- } else {
- return false;
- }
- }
- } else if (m_pObj->IsString()) {
- *csFileName = CFX_WideString::FromLocal(m_pObj->GetString().AsStringC());
- } else {
- return false;
- }
- *csFileName = DecodeFileName(csFileName->AsStringC());
- return true;
-}
-
-CPDF_FileSpec::CPDF_FileSpec() {
- m_pObj = new CPDF_Dictionary;
- m_pObj->AsDictionary()->SetAtName("Type", "Filespec");
-}
-
-CFX_WideString CPDF_FileSpec::EncodeFileName(const CFX_WideStringC& filepath) {
- if (filepath.GetLength() <= 1) {
- return CFX_WideString();
- }
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
- if (filepath.GetAt(1) == ':') {
- CFX_WideString result;
- result = '/';
- result += filepath.GetAt(0);
- if (filepath.GetAt(2) != '\\') {
- result += '/';
- }
- result += ChangeSlashToPDF(filepath.c_str() + 2);
- return result;
- }
- if (filepath.GetAt(0) == '\\' && filepath.GetAt(1) == '\\') {
- return ChangeSlashToPDF(filepath.c_str() + 1);
- }
- if (filepath.GetAt(0) == '\\') {
- CFX_WideString result;
- result = '/';
- result += ChangeSlashToPDF(filepath.c_str());
- return result;
- }
- return ChangeSlashToPDF(filepath.c_str());
-#elif _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- if (filepath.Left(sizeof("Mac") - 1) == FX_WSTRC(L"Mac")) {
- CFX_WideString result;
- result = '/';
- result += ChangeSlashToPDF(filepath.c_str());
- return result;
- }
- return ChangeSlashToPDF(filepath.c_str());
-#else
- return CFX_WideString(filepath);
-#endif
-}
-
-void CPDF_FileSpec::SetFileName(const CFX_WideStringC& wsFileName) {
- if (!m_pObj)
- return;
-
- CFX_WideString wsStr = EncodeFileName(wsFileName);
- if (m_pObj->IsString()) {
- m_pObj->SetString(CFX_ByteString::FromUnicode(wsStr));
- } else if (CPDF_Dictionary* pDict = m_pObj->AsDictionary()) {
- pDict->SetAtString("F", CFX_ByteString::FromUnicode(wsStr));
- pDict->SetAtString("UF", PDF_EncodeText(wsStr));
- }
-}
-
-static CFX_WideString _MakeRoman(int num) {
- const int arabic[] = {1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1};
- const CFX_WideString roman[] = {L"m", L"cm", L"d", L"cd", L"c",
- L"xc", L"l", L"xl", L"x", L"ix",
- L"v", L"iv", L"i"};
- const int nMaxNum = 1000000;
- num %= nMaxNum;
- int i = 0;
- CFX_WideString wsRomanNumber;
- while (num > 0) {
- while (num >= arabic[i]) {
- num = num - arabic[i];
- wsRomanNumber += roman[i];
- }
- i = i + 1;
- }
- return wsRomanNumber;
-}
-
-static CFX_WideString _MakeLetters(int num) {
- if (num == 0) {
- return CFX_WideString();
- }
- CFX_WideString wsLetters;
- const int nMaxCount = 1000;
- const int nLetterCount = 26;
- num -= 1;
- int count = num / nLetterCount + 1;
- count %= nMaxCount;
- FX_WCHAR ch = L'a' + num % nLetterCount;
- for (int i = 0; i < count; i++) {
- wsLetters += ch;
- }
- return wsLetters;
-}
-
-static CFX_WideString _GetLabelNumPortion(int num,
- const CFX_ByteString& bsStyle) {
- CFX_WideString wsNumPortion;
- if (bsStyle.IsEmpty()) {
- return wsNumPortion;
- }
- if (bsStyle == "D") {
- wsNumPortion.Format(L"%d", num);
- } else if (bsStyle == "R") {
- wsNumPortion = _MakeRoman(num);
- wsNumPortion.MakeUpper();
- } else if (bsStyle == "r") {
- wsNumPortion = _MakeRoman(num);
- } else if (bsStyle == "A") {
- wsNumPortion = _MakeLetters(num);
- wsNumPortion.MakeUpper();
- } else if (bsStyle == "a") {
- wsNumPortion = _MakeLetters(num);
- }
- return wsNumPortion;
-}
-
-IPDF_FormNotify::~IPDF_FormNotify() {}
-
-int IPDF_FormNotify::BeforeValueChange(CPDF_FormField* pField,
- const CFX_WideString& csValue) {
- return 0;
-}
-
-void IPDF_FormNotify::AfterValueChange(CPDF_FormField* pField) {}
-
-int IPDF_FormNotify::BeforeSelectionChange(CPDF_FormField* pField,
- const CFX_WideString& csValue) {
- return 0;
-}
-
-void IPDF_FormNotify::AfterSelectionChange(CPDF_FormField* pField) {}
-
-void IPDF_FormNotify::AfterCheckedStatusChange(CPDF_FormField* pField) {}
-
-int IPDF_FormNotify::BeforeFormReset(CPDF_InterForm* pForm) {
- return 0;
-}
-
-void IPDF_FormNotify::AfterFormReset(CPDF_InterForm* pForm) {}
-
-int IPDF_FormNotify::BeforeFormImportData(CPDF_InterForm* pForm) {
- return 0;
-}
-
-void IPDF_FormNotify::AfterFormImportData(CPDF_InterForm* pForm) {}
-
-CPDF_PageLabel::CPDF_PageLabel(CPDF_Document* pDocument)
- : m_pDocument(pDocument) {}
-
-CFX_WideString CPDF_PageLabel::GetLabel(int nPage) const {
- CFX_WideString wsLabel;
- if (!m_pDocument) {
- return wsLabel;
- }
- CPDF_Dictionary* pPDFRoot = m_pDocument->GetRoot();
- if (!pPDFRoot) {
- return wsLabel;
- }
- CPDF_Dictionary* pLabels = pPDFRoot->GetDictBy("PageLabels");
- CPDF_NumberTree numberTree(pLabels);
- CPDF_Object* pValue = nullptr;
- int n = nPage;
- while (n >= 0) {
- pValue = numberTree.LookupValue(n);
- if (pValue) {
- break;
- }
- n--;
- }
- if (pValue) {
- pValue = pValue->GetDirect();
- if (CPDF_Dictionary* pLabel = pValue->AsDictionary()) {
- if (pLabel->KeyExist("P")) {
- wsLabel += pLabel->GetUnicodeTextBy("P");
- }
- CFX_ByteString bsNumberingStyle = pLabel->GetStringBy("S", "");
- int nLabelNum = nPage - n + pLabel->GetIntegerBy("St", 1);
- CFX_WideString wsNumPortion =
- _GetLabelNumPortion(nLabelNum, bsNumberingStyle);
- wsLabel += wsNumPortion;
- return wsLabel;
- }
- }
- wsLabel.Format(L"%d", nPage + 1);
- return wsLabel;
-}
-
-int32_t CPDF_PageLabel::GetPageByLabel(const CFX_ByteStringC& bsLabel) const {
- if (!m_pDocument)
- return -1;
-
- CPDF_Dictionary* pPDFRoot = m_pDocument->GetRoot();
- if (!pPDFRoot)
- return -1;
-
- int nPages = m_pDocument->GetPageCount();
- for (int i = 0; i < nPages; i++) {
- if (PDF_EncodeText(GetLabel(i)).Compare(bsLabel))
- return i;
- }
-
- int nPage = FXSYS_atoi(CFX_ByteString(bsLabel).c_str()); // NUL terminate.
- return nPage > 0 && nPage <= nPages ? nPage : -1;
-}
-
-int32_t CPDF_PageLabel::GetPageByLabel(const CFX_WideStringC& wsLabel) const {
- return GetPageByLabel(PDF_EncodeText(wsLabel.c_str()).AsStringC());
-}
« no previous file with comments | « core/fpdfdoc/ctypeset.cpp ('k') | core/fpdfdoc/doc_basic_unittest.cpp » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698