From 3f3b45cc74b0499912409f766a595945dbbfc4c5 Mon Sep 17 00:00:00 2001 From: John Abd-El-Malek Date: Fri, 23 May 2014 17:28:10 -0700 Subject: Convert all line endings to LF. --- core/src/fpdfdoc/doc_form.cpp | 3328 ++++++++++++++++++++--------------------- 1 file changed, 1664 insertions(+), 1664 deletions(-) (limited to 'core/src/fpdfdoc/doc_form.cpp') diff --git a/core/src/fpdfdoc/doc_form.cpp b/core/src/fpdfdoc/doc_form.cpp index 1139233987..c1e41526d4 100644 --- a/core/src/fpdfdoc/doc_form.cpp +++ b/core/src/fpdfdoc/doc_form.cpp @@ -1,1664 +1,1664 @@ -// 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 "../../include/fpdfdoc/fpdf_doc.h" -#include "../../include/fxcrt/fx_xml.h" -CFX_WideString GetFullName(CPDF_Dictionary* pFieldDict); -void InitInterFormDict(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument); -FX_DWORD CountInterFormFonts(CPDF_Dictionary* pFormDict); -CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, FX_DWORD index, CFX_ByteString& csNameTag); -CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csNameTag); -CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csFontName, CFX_ByteString& csNameTag); -CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, FX_BYTE charSet, CFX_ByteString& csNameTag); -CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString& csNameTag); -FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict, const CPDF_Font* pFont, CFX_ByteString& csNameTag); -FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csFontName, CPDF_Font*& pFont, CFX_ByteString& csNameTag); -void AddInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, const CPDF_Font* pFont, CFX_ByteString& csNameTag); -CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, FX_BYTE charSet, CFX_ByteString& csNameTag); -CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, CFX_ByteString& csNameTag); -void RemoveInterFormFont(CPDF_Dictionary* pFormDict, const CPDF_Font* pFont); -void RemoveInterFormFont(CPDF_Dictionary* pFormDict, CFX_ByteString csNameTag); -CPDF_Font* GetDefaultInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument); -void SetDefaultInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, const CPDF_Font* pFont); -void SaveCheckedFieldStatus(CPDF_FormField* pField, CFX_ByteArray& statusArray); -FX_BOOL NeedPDFEncodeForFieldFullName(const CFX_WideString& csFieldName); -FX_BOOL NeedPDFEncodeForFieldTree(CPDF_Dictionary* pFieldDict, int nLevel = 0); -void EncodeFieldName(const CFX_WideString& csName, CFX_ByteString& csT); -void UpdateEncodeFieldName(CPDF_Dictionary* pFieldDict, int nLevel = 0); -const int nMaxRecursion = 32; -class _CFieldNameExtractor : public CFX_Object -{ -public: - _CFieldNameExtractor(const CFX_WideString& full_name) - { - m_pStart = full_name; - m_pEnd = m_pStart + full_name.GetLength(); - m_pCur = m_pStart; - } - void GetNext(FX_LPCWSTR &pSubName, FX_STRSIZE& size) - { - pSubName = m_pCur; - while (m_pCur < m_pEnd && m_pCur[0] != L'.') { - m_pCur++; - } - size = (FX_STRSIZE)(m_pCur - pSubName); - if (m_pCur < m_pEnd && m_pCur[0] == L'.') { - m_pCur++; - } - } -protected: - FX_LPCWSTR m_pStart; - FX_LPCWSTR m_pEnd; - FX_LPCWSTR m_pCur; -}; -class CFieldTree : public CFX_Object -{ -public: - struct _Node : public CFX_Object { - _Node *parent; - CFX_PtrArray children; - CFX_WideString short_name; - CPDF_FormField *field_ptr; - int CountFields(int nLevel = 0) - { - if (nLevel > nMaxRecursion) { - return 0; - } - if (field_ptr) { - return 1; - } - int count = 0; - for (int i = 0; i < children.GetSize(); i ++) { - count += ((_Node *)children.GetAt(i))->CountFields(nLevel + 1); - } - return count; - } - CPDF_FormField* GetField(int* fields_to_go) - { - if (field_ptr) { - if (*fields_to_go == 0) { - return field_ptr; - } - --*fields_to_go; - return NULL; - } - for (int i = 0; i < children.GetSize(); i++) { - _Node *pNode = (_Node *)children.GetAt(i); - CPDF_FormField* pField = pNode->GetField(fields_to_go); - if (pField) { - return pField; - } - } - return NULL; - } - CPDF_FormField* GetField(int index) - { - int fields_to_go = index; - return GetField(&fields_to_go); - } - }; - CFieldTree(); - ~CFieldTree(); - void SetField(const CFX_WideString &full_name, CPDF_FormField *field_ptr); - CPDF_FormField *GetField(const CFX_WideString &full_name); - CPDF_FormField *RemoveField(const CFX_WideString &full_name); - void RemoveAll(); - _Node *FindNode(const CFX_WideString &full_name); - _Node * AddChild(_Node *pParent, const CFX_WideString &short_name, CPDF_FormField *field_ptr); - void RemoveNode(_Node *pNode, int nLevel = 0); - _Node *_Lookup(_Node *pParent, const CFX_WideString &short_name); - _Node m_Root; -}; -CFieldTree::CFieldTree() -{ - m_Root.parent = NULL; - m_Root.field_ptr = NULL; -} -CFieldTree::~CFieldTree() -{ - RemoveAll(); -} -CFieldTree::_Node *CFieldTree::AddChild(_Node *pParent, const CFX_WideString &short_name, CPDF_FormField *field_ptr) -{ - if (pParent == NULL) { - return NULL; - } - _Node *pNode = FX_NEW _Node; - if (pNode == NULL) { - return NULL; - } - pNode->parent = pParent; - pNode->short_name = short_name; - pNode->field_ptr = field_ptr; - pParent->children.Add(pNode); - return pNode; -} -void CFieldTree::RemoveNode(_Node *pNode, int nLevel) -{ - if (pNode == NULL) { - return ; - } - if (nLevel > nMaxRecursion) { - delete pNode; - return ; - } - CFX_PtrArray& ptr_array = pNode->children; - for (int i = 0; i < ptr_array.GetSize(); i ++) { - _Node *pChild = (_Node *)ptr_array[i]; - RemoveNode(pChild, nLevel + 1); - } - delete pNode; -} -CFieldTree::_Node *CFieldTree::_Lookup(_Node *pParent, const CFX_WideString &short_name) -{ - if (pParent == NULL) { - return NULL; - } - CFX_PtrArray& ptr_array = pParent->children; - for (int i = 0; i < ptr_array.GetSize(); i ++) { - _Node *pNode = (_Node *)ptr_array[i]; - if (pNode->short_name.GetLength() == short_name.GetLength() && - FXSYS_memcmp32((FX_LPCWSTR)pNode->short_name, (FX_LPCWSTR)short_name, short_name.GetLength()*sizeof(FX_WCHAR)) == 0) { - return pNode; - } - } - return NULL; -} -void CFieldTree::RemoveAll() -{ - CFX_PtrArray& ptr_array = m_Root.children; - for (int i = 0; i < ptr_array.GetSize(); i ++) { - _Node *pNode = (_Node *)ptr_array[i]; - RemoveNode(pNode); - } -} -void CFieldTree::SetField(const CFX_WideString &full_name, CPDF_FormField *field_ptr) -{ - if (full_name == L"") { - return; - } - _CFieldNameExtractor name_extractor(full_name); - FX_LPCWSTR pName; - FX_STRSIZE nLength; - name_extractor.GetNext(pName, nLength); - _Node *pNode = &m_Root, *pLast = NULL; - while (nLength > 0) { - pLast = pNode; - CFX_WideString name = CFX_WideString(pName, nLength); - pNode = _Lookup(pLast, name); - if (pNode == NULL) { - pNode = AddChild(pLast, name, NULL); - } - name_extractor.GetNext(pName, nLength); - } - if (pNode != &m_Root) { - pNode->field_ptr = field_ptr; - } -} -CPDF_FormField *CFieldTree::GetField(const CFX_WideString &full_name) -{ - if (full_name == L"") { - return NULL; - } - _CFieldNameExtractor name_extractor(full_name); - FX_LPCWSTR pName; - FX_STRSIZE nLength; - name_extractor.GetNext(pName, nLength); - _Node *pNode = &m_Root, *pLast = NULL; - while (nLength > 0 && pNode) { - pLast = pNode; - CFX_WideString name = CFX_WideString(pName, nLength); - pNode = _Lookup(pLast, name); - name_extractor.GetNext(pName, nLength); - } - return pNode ? pNode->field_ptr : NULL; -} -CPDF_FormField *CFieldTree::RemoveField(const CFX_WideString & full_name) -{ - if (full_name == L"") { - return NULL; - } - _CFieldNameExtractor name_extractor(full_name); - FX_LPCWSTR pName; - FX_STRSIZE nLength; - name_extractor.GetNext(pName, nLength); - _Node *pNode = &m_Root, *pLast = NULL; - while (nLength > 0 && pNode) { - pLast = pNode; - CFX_WideString name = CFX_WideString(pName, nLength); - pNode = _Lookup(pLast, name); - name_extractor.GetNext(pName, nLength); - } - if (pNode && pNode != &m_Root) { - CFX_PtrArray& ptr_array = pLast->children; - for (int i = 0; i < ptr_array.GetSize(); i ++) { - if (pNode == (_Node *)ptr_array[i]) { - ptr_array.RemoveAt(i); - break; - } - } - CPDF_FormField *pField = pNode->field_ptr; - RemoveNode(pNode); - return pField; - } - return NULL; -} -CFieldTree::_Node *CFieldTree::FindNode(const CFX_WideString& full_name) -{ - if (full_name == L"") { - return NULL; - } - _CFieldNameExtractor name_extractor(full_name); - FX_LPCWSTR pName; - FX_STRSIZE nLength; - name_extractor.GetNext(pName, nLength); - _Node *pNode = &m_Root, *pLast = NULL; - while (nLength > 0 && pNode) { - pLast = pNode; - CFX_WideString name = CFX_WideString(pName, nLength); - pNode = _Lookup(pLast, name); - name_extractor.GetNext(pName, nLength); - } - return pNode; -} -CPDF_InterForm::CPDF_InterForm(CPDF_Document* pDocument, FX_BOOL bGenerateAP) : CFX_PrivateData() -{ - m_pDocument = pDocument; - m_bGenerateAP = bGenerateAP; - m_pFormNotify = NULL; - m_bUpdated = FALSE; - m_pFieldTree = FX_NEW CFieldTree; - CPDF_Dictionary* pRoot = m_pDocument->GetRoot(); - m_pFormDict = pRoot->GetDict("AcroForm"); - if (m_pFormDict == NULL) { - return; - } - CPDF_Array* pFields = m_pFormDict->GetArray("Fields"); - if (pFields == NULL) { - return; - } - int count = pFields->GetCount(); - for (int i = 0; i < count; i ++) { - LoadField(pFields->GetDict(i)); - } -} -CPDF_InterForm::~CPDF_InterForm() -{ - FX_POSITION pos = m_ControlMap.GetStartPosition(); - while (pos) { - FX_LPVOID key, value; - m_ControlMap.GetNextAssoc(pos, key, value); - delete (CPDF_FormControl*)value; - } - if (m_pFieldTree != NULL) { - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int i = 0; i < nCount; i++) { - CPDF_FormField *pField = m_pFieldTree->m_Root.GetField(i); - delete pField; - } - delete m_pFieldTree; - } -} -FX_BOOL CPDF_InterForm::m_bUpdateAP = TRUE; -FX_BOOL CPDF_InterForm::UpdatingAPEnabled() -{ - return m_bUpdateAP; -} -void CPDF_InterForm::EnableUpdateAP(FX_BOOL bUpdateAP) -{ - m_bUpdateAP = bUpdateAP; -} -CFX_ByteString CPDF_InterForm::GenerateNewResourceName(const CPDF_Dictionary* pResDict, FX_LPCSTR csType, int iMinLen, FX_LPCSTR csPrefix) -{ - CFX_ByteString csStr = csPrefix; - CFX_ByteString csBType = csType; - if (csStr.IsEmpty()) { - if (csBType == "ExtGState") { - csStr = "GS"; - } else if (csBType == "ColorSpace") { - csStr = "CS"; - } else if (csBType == "Font") { - csStr = "ZiTi"; - } else { - csStr = "Res"; - } - } - CFX_ByteString csTmp = csStr; - int iCount = csStr.GetLength(); - int m = 0; - if (iMinLen > 0) { - csTmp = ""; - while (m < iMinLen && m < iCount) { - csTmp += csStr[m ++]; - } - while (m < iMinLen) { - csTmp += '0' + m % 10; - m ++; - } - } else { - m = iCount; - } - if (pResDict == NULL) { - return csTmp; - } - CPDF_Dictionary* pDict = pResDict->GetDict(csType); - if (pDict == NULL) { - return csTmp; - } - int num = 0; - CFX_ByteString bsNum; - while (TRUE) { - if (!pDict->KeyExist(csTmp + bsNum)) { - return csTmp + bsNum; - } - if (m < iCount) { - csTmp += csStr[m ++]; - } else { - bsNum.Format("%d", num++); - } - m ++; - } - return csTmp; -} -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ -typedef struct _PDF_FONTDATA { - FX_BOOL bFind; - LOGFONTA lf; -} PDF_FONTDATA, FAR* LPDF_FONTDATA; -static int CALLBACK EnumFontFamExProc( ENUMLOGFONTEXA *lpelfe, - NEWTEXTMETRICEX *lpntme, - DWORD FontType, - LPARAM lParam - ) -{ - if (FontType != 0x004 || strchr(lpelfe->elfLogFont.lfFaceName, '@') != NULL) { - return 1; - } else { - LPDF_FONTDATA pData = (LPDF_FONTDATA)lParam; - memcpy(&pData->lf, &lpelfe->elfLogFont, sizeof(LOGFONTA)); - pData->bFind = TRUE; - return 0; - } -} -static FX_BOOL RetrieveSpecificFont(LOGFONTA& lf) -{ - PDF_FONTDATA fd; - memset(&fd, 0, sizeof(PDF_FONTDATA)); - HDC hDC = ::GetDC(NULL); - EnumFontFamiliesExA(hDC, &lf, (FONTENUMPROCA)EnumFontFamExProc, (LPARAM)&fd, 0); - ::ReleaseDC(NULL, hDC); - if (fd.bFind) { - memcpy(&lf, &fd.lf, sizeof(LOGFONTA)); - } - return fd.bFind; -} -static FX_BOOL RetrieveSpecificFont(FX_BYTE charSet, FX_BYTE pitchAndFamily, LPCSTR pcsFontName, LOGFONTA& lf) -{ - memset(&lf, 0, sizeof(LOGFONTA)); - lf.lfCharSet = charSet; - lf.lfPitchAndFamily = pitchAndFamily; - if (pcsFontName != NULL) { - strcpy(lf.lfFaceName, pcsFontName); - } - return RetrieveSpecificFont(lf); -} -static FX_BOOL RetrieveStockFont(int iFontObject, FX_BYTE charSet, LOGFONTA& lf) -{ - HFONT hFont = (HFONT)::GetStockObject(iFontObject); - if (hFont != NULL) { - memset(&lf, 0, sizeof(LOGFONTA)); - int iRet = ::GetObject(hFont, sizeof(LOGFONTA), &lf); - if (iRet > 0 && (lf.lfCharSet == charSet || charSet == 255)) { - return RetrieveSpecificFont(lf); - } - } - return FALSE; -} -#endif -CPDF_Font* CPDF_InterForm::AddSystemDefaultFont(const CPDF_Document* pDocument) -{ - if (pDocument == NULL) { - return NULL; - } - CPDF_Font* pFont = NULL; -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - LOGFONTA lf; - FX_BOOL bRet; - bRet = RetrieveStockFont(DEFAULT_GUI_FONT, 255, lf); - if (!bRet) { - bRet = RetrieveStockFont(SYSTEM_FONT, 255, lf); - } - if (bRet) { - pFont = ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); - } -#endif - return pFont; -} -CPDF_Font* CPDF_InterForm::AddSystemFont(const CPDF_Document* pDocument, CFX_ByteString csFontName, FX_BYTE iCharSet) -{ - if (pDocument == NULL || csFontName.IsEmpty()) { - return NULL; - } -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - if (iCharSet == 1) { - iCharSet = GetNativeCharSet(); - } - HFONT hFont = ::CreateFontA(0, 0, 0, 0, 0, 0, 0, 0, iCharSet, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE, (FX_LPCSTR)csFontName); - if (hFont != NULL) { - LOGFONTA lf; - memset(&lf, 0, sizeof(LOGFONTA)); - ::GetObjectA(hFont, sizeof(LOGFONTA), &lf); - ::DeleteObject(hFont); - if (strlen(lf.lfFaceName) > 0) { - return ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); - } - } -#endif - return NULL; -} -CPDF_Font* CPDF_InterForm::AddSystemFont(const CPDF_Document* pDocument, CFX_WideString csFontName, FX_BYTE iCharSet) -{ - if (pDocument == NULL || csFontName.IsEmpty()) { - return NULL; - } -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - if (iCharSet == 1) { - iCharSet = GetNativeCharSet(); - } - HFONT hFont = ::CreateFontW(0, 0, 0, 0, 0, 0, 0, 0, iCharSet, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE, csFontName); - if (hFont != NULL) { - LOGFONTA lf; - memset(&lf, 0, sizeof(LOGFONTA)); - ::GetObject(hFont, sizeof(LOGFONTA), &lf); - ::DeleteObject(hFont); - if (strlen(lf.lfFaceName) > 0) { - return ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); - } - } -#endif - return NULL; -} -CPDF_Font* CPDF_InterForm::AddStandardFont(const CPDF_Document* pDocument, CFX_ByteString csFontName) -{ - if (pDocument == NULL || csFontName.IsEmpty()) { - return NULL; - } - CPDF_Font* pFont = NULL; - if (csFontName == "ZapfDingbats") { - pFont = ((CPDF_Document*)pDocument)->AddStandardFont(csFontName, NULL); - } else { - CPDF_FontEncoding encoding(PDFFONT_ENCODING_WINANSI); - pFont = ((CPDF_Document*)pDocument)->AddStandardFont(csFontName, &encoding); - } - return pFont; -} -CFX_ByteString CPDF_InterForm::GetNativeFont(FX_BYTE charSet, FX_LPVOID pLogFont) -{ - CFX_ByteString csFontName; -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - LOGFONTA lf; - FX_BOOL bRet; - if (charSet == ANSI_CHARSET) { - csFontName = "Helvetica"; - return csFontName; - } - bRet = FALSE; - if (charSet == SHIFTJIS_CHARSET) { - bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "MS Mincho", lf); - } else if (charSet == GB2312_CHARSET) { - bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "SimSun", lf); - } else if (charSet == CHINESEBIG5_CHARSET) { - bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "MingLiU", lf); - } - if (!bRet) { - bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "Arial Unicode MS", lf); - } - if (!bRet) { - bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "Microsoft Sans Serif", lf); - } - if (!bRet) { - bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, NULL, lf); - } - if (bRet) { - if (pLogFont != NULL) { - memcpy(pLogFont, &lf, sizeof(LOGFONTA)); - } - csFontName = lf.lfFaceName; - return csFontName; - } -#endif - return csFontName; -} -CFX_ByteString CPDF_InterForm::GetNativeFont(FX_LPVOID pLogFont) -{ -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - FX_BYTE charSet = GetNativeCharSet(); - return GetNativeFont(charSet, pLogFont); -#else - return CFX_ByteString(); -#endif -} -FX_BYTE CPDF_InterForm::GetNativeCharSet() -{ -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - FX_BYTE charSet = ANSI_CHARSET; - UINT iCodePage = ::GetACP(); - switch (iCodePage) { - case 932: - charSet = SHIFTJIS_CHARSET; - break; - case 936: - charSet = GB2312_CHARSET; - break; - case 950: - charSet = CHINESEBIG5_CHARSET; - break; - case 1252: - charSet = ANSI_CHARSET; - break; - case 874: - charSet = THAI_CHARSET; - break; - case 949: - charSet = HANGUL_CHARSET; - break; - case 1200: - charSet = ANSI_CHARSET; - break; - case 1250: - charSet = EASTEUROPE_CHARSET; - break; - case 1251: - charSet = RUSSIAN_CHARSET; - break; - case 1253: - charSet = GREEK_CHARSET; - break; - case 1254: - charSet = TURKISH_CHARSET; - break; - case 1255: - charSet = HEBREW_CHARSET; - break; - case 1256: - charSet = ARABIC_CHARSET; - break; - case 1257: - charSet = BALTIC_CHARSET; - break; - case 1258: - charSet = VIETNAMESE_CHARSET; - break; - case 1361: - charSet = JOHAB_CHARSET; - break; - } - return charSet; -#else - return 0; -#endif -} -CPDF_Font* CPDF_InterForm::AddNativeFont(FX_BYTE charSet, const CPDF_Document* pDocument) -{ - if (pDocument == NULL) { - return NULL; - } - CPDF_Font* pFont = NULL; -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - LOGFONTA lf; - CFX_ByteString csFontName = GetNativeFont(charSet, &lf); - if (!csFontName.IsEmpty()) { - if (csFontName == "Helvetica") { - pFont = AddStandardFont(pDocument, csFontName); - } else { - pFont = ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); - } - } -#endif - return pFont; -} -CPDF_Font* CPDF_InterForm::AddNativeFont(const CPDF_Document* pDocument) -{ - if (pDocument == NULL) { - return NULL; - } - CPDF_Font* pFont = NULL; - FX_BYTE charSet = GetNativeCharSet(); - pFont = AddNativeFont(charSet, pDocument); - return pFont; -} -FX_BOOL CPDF_InterForm::ValidateFieldName(CFX_WideString& csNewFieldName, int iType, const CPDF_FormField* pExcludedField, const CPDF_FormControl* pExcludedControl) -{ - if (csNewFieldName.IsEmpty()) { - return FALSE; - } - int iPos = 0; - int iLength = csNewFieldName.GetLength(); - CFX_WideString csSub; - while (TRUE) { - while (iPos < iLength && (csNewFieldName[iPos] == L'.' || csNewFieldName[iPos] == L' ')) { - iPos ++; - } - if (iPos < iLength && !csSub.IsEmpty()) { - csSub += L'.'; - } - while (iPos < iLength && csNewFieldName[iPos] != L'.') { - csSub += csNewFieldName[iPos ++]; - } - for (int i = csSub.GetLength() - 1; i > -1; i --) { - if (csSub[i] == L' ' || csSub[i] == L'.') { - csSub.SetAt(i, L'\0'); - } else { - break; - } - } - FX_DWORD dwCount = m_pFieldTree->m_Root.CountFields(); - for (FX_DWORD m = 0; m < dwCount; m ++) { - CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(m); - if (pField == NULL) { - continue; - } - if (pField == pExcludedField) { - if (pExcludedControl != NULL) { - if (pField->CountControls() < 2) { - continue; - } - } else { - continue; - } - } - CFX_WideString csFullName = pField->GetFullName(); - int iRet = CompareFieldName(csSub, csFullName); - if (iRet == 1) { - if (pField->GetFieldType() != iType) { - return FALSE; - } - } else if (iRet == 2 && csSub == csNewFieldName) { - if (csFullName[iPos] == L'.') { - return FALSE; - } - } else if (iRet == 3 && csSub == csNewFieldName) { - if (csNewFieldName[csFullName.GetLength()] == L'.') { - return FALSE; - } - } - } - if (iPos >= iLength) { - break; - } - } - if (csSub.IsEmpty()) { - return FALSE; - } - csNewFieldName = csSub; - return TRUE; -} -FX_BOOL CPDF_InterForm::ValidateFieldName(CFX_WideString& csNewFieldName, int iType) -{ - return ValidateFieldName(csNewFieldName, iType, NULL, NULL); -} -FX_BOOL CPDF_InterForm::ValidateFieldName(const CPDF_FormField* pField, CFX_WideString& csNewFieldName) -{ - if (pField == NULL || csNewFieldName.IsEmpty()) { - return FALSE; - } - return ValidateFieldName(csNewFieldName, ((CPDF_FormField*)pField)->GetFieldType(), pField, NULL); -} -FX_BOOL CPDF_InterForm::ValidateFieldName(const CPDF_FormControl* pControl, CFX_WideString& csNewFieldName) -{ - if (pControl == NULL || csNewFieldName.IsEmpty()) { - return FALSE; - } - CPDF_FormField* pField = ((CPDF_FormControl*)pControl)->GetField(); - return ValidateFieldName(csNewFieldName, pField->GetFieldType(), pField, pControl); -} -int CPDF_InterForm::CompareFieldName(const CFX_ByteString& name1, const CFX_ByteString& name2) -{ - FX_LPCSTR ptr1 = name1, ptr2 = name2; - if (name1.GetLength() != name2.GetLength()) { - int i = 0; - while (ptr1[i] == ptr2[i]) { - i ++; - } - if (i == name1.GetLength()) { - return 2; - } - if (i == name2.GetLength()) { - return 3; - } - return 0; - } else { - return name1 == name2 ? 1 : 0; - } -} -int CPDF_InterForm::CompareFieldName(const CFX_WideString& name1, const CFX_WideString& name2) -{ - FX_LPCWSTR ptr1 = name1, ptr2 = name2; - if (name1.GetLength() != name2.GetLength()) { - int i = 0; - while (ptr1[i] == ptr2[i]) { - i ++; - } - if (i == name1.GetLength()) { - return 2; - } - if (i == name2.GetLength()) { - return 3; - } - return 0; - } else { - return name1 == name2 ? 1 : 0; - } -} -FX_DWORD CPDF_InterForm::CountFields(const CFX_WideString &csFieldName) -{ - if (csFieldName.IsEmpty()) { - return (FX_DWORD)m_pFieldTree->m_Root.CountFields(); - } - CFieldTree::_Node *pNode = m_pFieldTree->FindNode(csFieldName); - if (pNode == NULL) { - return 0; - } - return pNode->CountFields(); -} -CPDF_FormField* CPDF_InterForm::GetField(FX_DWORD index, const CFX_WideString &csFieldName) -{ - if (csFieldName == L"") { - return m_pFieldTree->m_Root.GetField(index); - } - CFieldTree::_Node *pNode = m_pFieldTree->FindNode(csFieldName); - if (pNode == NULL) { - return NULL; - } - return pNode->GetField(index); -} -void CPDF_InterForm::GetAllFieldNames(CFX_WideStringArray& allFieldNames) -{ - allFieldNames.RemoveAll(); - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int i = 0; i < nCount; i ++) { - CPDF_FormField *pField = m_pFieldTree->m_Root.GetField(i); - if (pField) { - CFX_WideString full_name = GetFullName(pField->GetFieldDict()); - allFieldNames.Add(full_name); - } - } -} -FX_BOOL CPDF_InterForm::IsValidFormField(const void* pField) -{ - if (pField == NULL) { - return FALSE; - } - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int i = 0; i < nCount; i++) { - CPDF_FormField *pFormField = m_pFieldTree->m_Root.GetField(i); - if (pField == pFormField) { - return TRUE; - } - } - return FALSE; -} -CPDF_FormField* CPDF_InterForm::GetFieldByDict(CPDF_Dictionary* pFieldDict) const -{ - if (pFieldDict == NULL) { - return NULL; - } - CFX_WideString csWName = GetFullName(pFieldDict); - return m_pFieldTree->GetField(csWName); -} -FX_DWORD CPDF_InterForm::CountControls(CFX_WideString csFieldName) -{ - if (csFieldName.IsEmpty()) { - return (FX_DWORD)m_ControlMap.GetCount(); - } - CPDF_FormField *pField = m_pFieldTree->GetField(csFieldName); - if (pField == NULL) { - return 0; - } - return pField->m_ControlList.GetSize(); -} -CPDF_FormControl* CPDF_InterForm::GetControl(FX_DWORD index, CFX_WideString csFieldName) -{ - CPDF_FormField *pField = m_pFieldTree->GetField(csFieldName); - if (pField == NULL) { - return NULL; - } - if (index < (FX_DWORD)pField->m_ControlList.GetSize()) { - return (CPDF_FormControl *)pField->m_ControlList.GetAt(index); - } - return NULL; -} -FX_BOOL CPDF_InterForm::IsValidFormControl(const void* pControl) -{ - if (pControl == NULL) { - return FALSE; - } - FX_POSITION pos = m_ControlMap.GetStartPosition(); - while (pos) { - CPDF_Dictionary* pWidgetDict = NULL; - void* pFormControl = NULL; - m_ControlMap.GetNextAssoc(pos, (FX_LPVOID&)pWidgetDict, pFormControl); - if (pControl == pFormControl) { - return TRUE; - } - } - return FALSE; -} -int CPDF_InterForm::CountPageControls(CPDF_Page* pPage) const -{ - CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); - if (pAnnotList == NULL) { - return 0; - } - int count = 0; - for (FX_DWORD i = 0; i < pAnnotList->GetCount(); i ++) { - CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i); - if (pAnnot == NULL) { - continue; - } - CPDF_FormControl* pControl; - if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { - continue; - } - count ++; - } - return count; -} -CPDF_FormControl* CPDF_InterForm::GetPageControl(CPDF_Page* pPage, int index) const -{ - CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); - if (pAnnotList == NULL) { - return NULL; - } - int count = 0; - for (FX_DWORD i = 0; i < pAnnotList->GetCount(); i ++) { - CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i); - if (pAnnot == NULL) { - continue; - } - CPDF_FormControl* pControl; - if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { - continue; - } - if (index == count) { - return pControl; - } - count ++; - } - return NULL; -} -CPDF_FormControl* CPDF_InterForm::GetControlAtPoint(CPDF_Page* pPage, FX_FLOAT pdf_x, FX_FLOAT pdf_y) const -{ - CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); - if (pAnnotList == NULL) { - return NULL; - } - for (FX_DWORD i = pAnnotList->GetCount(); i > 0; i --) { - CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i - 1); - if (pAnnot == NULL) { - continue; - } - CPDF_FormControl* pControl; - if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { - continue; - } - CFX_FloatRect rect = pControl->GetRect(); - if (rect.Contains(pdf_x, pdf_y)) { - return pControl; - } - } - return NULL; -} -CPDF_FormControl* CPDF_InterForm::GetControlByDict(CPDF_Dictionary* pWidgetDict) const -{ - CPDF_FormControl* pControl = NULL; - m_ControlMap.Lookup(pWidgetDict, (FX_LPVOID&)pControl); - return pControl; -} -FX_DWORD CPDF_InterForm::CountInternalFields(const CFX_WideString& csFieldName) const -{ - if (m_pFormDict == NULL) { - return 0; - } - CPDF_Array* pArray = m_pFormDict->GetArray("Fields"); - if (pArray == NULL) { - return 0; - } - if (csFieldName.IsEmpty()) { - return pArray->GetCount(); - } else { - int iLength = csFieldName.GetLength(); - int iPos = 0; - CPDF_Dictionary* pDict = NULL; - while (pArray != NULL) { - CFX_WideString csSub; - if (iPos < iLength && csFieldName[iPos] == L'.') { - iPos ++; - } - while (iPos < iLength && csFieldName[iPos] != L'.') { - csSub += csFieldName[iPos ++]; - } - int iCount = pArray->GetCount(); - FX_BOOL bFind = FALSE; - for (int i = 0; i < iCount; i ++) { - pDict = pArray->GetDict(i); - if (pDict == NULL) { - continue; - } - CFX_WideString csT = pDict->GetUnicodeText("T"); - if (csT == csSub) { - bFind = TRUE; - break; - } - } - if (!bFind) { - return 0; - } - if (iPos >= iLength) { - break; - } - pArray = pDict->GetArray("Kids"); - } - if (pDict == NULL) { - return 0; - } else { - pArray = pDict->GetArray("Kids"); - if (pArray == NULL) { - return 1; - } else { - return pArray->GetCount(); - } - } - } -} -CPDF_Dictionary* CPDF_InterForm::GetInternalField(FX_DWORD index, const CFX_WideString& csFieldName) const -{ - if (m_pFormDict == NULL) { - return NULL; - } - CPDF_Array* pArray = m_pFormDict->GetArray("Fields"); - if (pArray == NULL) { - return 0; - } - if (csFieldName.IsEmpty()) { - return pArray->GetDict(index); - } else { - int iLength = csFieldName.GetLength(); - int iPos = 0; - CPDF_Dictionary* pDict = NULL; - while (pArray != NULL) { - CFX_WideString csSub; - if (iPos < iLength && csFieldName[iPos] == L'.') { - iPos ++; - } - while (iPos < iLength && csFieldName[iPos] != L'.') { - csSub += csFieldName[iPos ++]; - } - int iCount = pArray->GetCount(); - FX_BOOL bFind = FALSE; - for (int i = 0; i < iCount; i ++) { - pDict = pArray->GetDict(i); - if (pDict == NULL) { - continue; - } - CFX_WideString csT = pDict->GetUnicodeText("T"); - if (csT == csSub) { - bFind = TRUE; - break; - } - } - if (!bFind) { - return NULL; - } - if (iPos >= iLength) { - break; - } - pArray = pDict->GetArray("Kids"); - } - if (pDict == NULL) { - return NULL; - } else { - pArray = pDict->GetArray("Kids"); - if (pArray == NULL) { - return pDict; - } else { - return pArray->GetDict(index); - } - } - } -} -FX_BOOL CPDF_InterForm::NeedConstructAP() -{ - if (m_pFormDict == NULL) { - return FALSE; - } - return m_pFormDict->GetBoolean("NeedAppearances"); -} -void CPDF_InterForm::NeedConstructAP(FX_BOOL bNeedAP) -{ - if (m_pFormDict == NULL) { - InitInterFormDict(m_pFormDict, m_pDocument); - } - m_pFormDict->SetAtBoolean("NeedAppearances", bNeedAP); - m_bGenerateAP = bNeedAP; -} -int CPDF_InterForm::CountFieldsInCalculationOrder() -{ - if (m_pFormDict == NULL) { - return 0; - } - CPDF_Array* pArray = m_pFormDict->GetArray("CO"); - if (pArray == NULL) { - return 0; - } - return pArray->GetCount(); -} -CPDF_FormField* CPDF_InterForm::GetFieldInCalculationOrder(int index) -{ - if (m_pFormDict == NULL || index < 0) { - return NULL; - } - CPDF_Array* pArray = m_pFormDict->GetArray("CO"); - if (pArray == NULL) { - return NULL; - } - CPDF_Object* pElement = pArray->GetElementValue(index); - if (pElement != NULL && pElement->GetType() == PDFOBJ_DICTIONARY) { - return GetFieldByDict((CPDF_Dictionary*)pElement); - } - return NULL; -} -int CPDF_InterForm::FindFieldInCalculationOrder(const CPDF_FormField* pField) -{ - if (m_pFormDict == NULL || pField == NULL) { - return -1; - } - CPDF_Array* pArray = m_pFormDict->GetArray("CO"); - if (pArray == NULL) { - return -1; - } - for (FX_DWORD i = 0; i < pArray->GetCount(); i ++) { - CPDF_Object* pElement = pArray->GetElementValue(i); - if (pElement == pField->m_pDict) { - return i; - } - } - return -1; -} -FX_DWORD CPDF_InterForm::CountFormFonts() -{ - return CountInterFormFonts(m_pFormDict); -} -CPDF_Font* CPDF_InterForm::GetFormFont(FX_DWORD index, CFX_ByteString& csNameTag) -{ - return GetInterFormFont(m_pFormDict, m_pDocument, index, csNameTag); -} -CPDF_Font* CPDF_InterForm::GetFormFont(CFX_ByteString csNameTag) -{ - return GetInterFormFont(m_pFormDict, m_pDocument, csNameTag); -} -CPDF_Font* CPDF_InterForm::GetFormFont(CFX_ByteString csFontName, CFX_ByteString& csNameTag) -{ - return GetInterFormFont(m_pFormDict, m_pDocument, csFontName, csNameTag); -} -CPDF_Font* CPDF_InterForm::GetNativeFormFont(FX_BYTE charSet, CFX_ByteString& csNameTag) -{ - return GetNativeInterFormFont(m_pFormDict, m_pDocument, charSet, csNameTag); -} -CPDF_Font* CPDF_InterForm::GetNativeFormFont(CFX_ByteString& csNameTag) -{ - return GetNativeInterFormFont(m_pFormDict, m_pDocument, csNameTag); -} -FX_BOOL CPDF_InterForm::FindFormFont(const CPDF_Font* pFont, CFX_ByteString& csNameTag) -{ - return FindInterFormFont(m_pFormDict, pFont, csNameTag); -} -FX_BOOL CPDF_InterForm::FindFormFont(CFX_ByteString csFontName, CPDF_Font*& pFont, CFX_ByteString& csNameTag) -{ - return FindInterFormFont(m_pFormDict, m_pDocument, csFontName, pFont, csNameTag); -} -void CPDF_InterForm::AddFormFont(const CPDF_Font* pFont, CFX_ByteString& csNameTag) -{ - AddInterFormFont(m_pFormDict, m_pDocument, pFont, csNameTag); - m_bUpdated = TRUE; -} -CPDF_Font* CPDF_InterForm::AddNativeFormFont(FX_BYTE charSet, CFX_ByteString& csNameTag) -{ - m_bUpdated = TRUE; - return AddNativeInterFormFont(m_pFormDict, m_pDocument, charSet, csNameTag); -} -CPDF_Font* CPDF_InterForm::AddNativeFormFont(CFX_ByteString& csNameTag) -{ - m_bUpdated = TRUE; - return AddNativeInterFormFont(m_pFormDict, m_pDocument, csNameTag); -} -void CPDF_InterForm::RemoveFormFont(const CPDF_Font* pFont) -{ - m_bUpdated = TRUE; - RemoveInterFormFont(m_pFormDict, pFont); -} -void CPDF_InterForm::RemoveFormFont(CFX_ByteString csNameTag) -{ - m_bUpdated = TRUE; - RemoveInterFormFont(m_pFormDict, csNameTag); -} -CPDF_DefaultAppearance CPDF_InterForm::GetDefaultAppearance() -{ - CFX_ByteString csDA; - if (m_pFormDict == NULL) { - return csDA; - } - csDA = m_pFormDict->GetString("DA"); - return csDA; -} -CPDF_Font* CPDF_InterForm::GetDefaultFormFont() -{ - return GetDefaultInterFormFont(m_pFormDict, m_pDocument); -} -int CPDF_InterForm::GetFormAlignment() -{ - if (m_pFormDict == NULL) { - return 0; - } - return m_pFormDict->GetInteger("Q", 0); -} -FX_BOOL CPDF_InterForm::ResetForm(const CFX_PtrArray& fields, FX_BOOL bIncludeOrExclude, FX_BOOL bNotify) -{ - if (bNotify && m_pFormNotify != NULL) { - int iRet = m_pFormNotify->BeforeFormReset(this); - if (iRet < 0) { - return FALSE; - } - } - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int i = 0; i < nCount; i++) { - CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); - if (pField == NULL) { - continue; - } - FX_BOOL bFind = FALSE; - int iCount = fields.GetSize(); - for (int i = 0; i < iCount; i ++) { - if (pField == (CPDF_FormField*)fields[i]) { - bFind = TRUE; - break; - } - } - if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { - pField->ResetField(bNotify); - } - } - if (bNotify && m_pFormNotify != NULL) { - m_pFormNotify->AfterFormReset(this); - } - return TRUE; -} -FX_BOOL CPDF_InterForm::ResetForm(FX_BOOL bNotify) -{ - if (bNotify && m_pFormNotify != NULL) { - int iRet = m_pFormNotify->BeforeFormReset(this); - if (iRet < 0) { - return FALSE; - } - } - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int i = 0; i < nCount; i++) { - CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); - if (pField == NULL) { - continue; - } - pField->ResetField(bNotify); - } - if (bNotify && m_pFormNotify != NULL) { - m_pFormNotify->AfterFormReset(this); - } - return TRUE; -} -void CPDF_InterForm::ReloadForm() -{ - FX_POSITION pos = m_ControlMap.GetStartPosition(); - while (pos) { - CPDF_Dictionary* pWidgetDict; - CPDF_FormControl* pControl; - m_ControlMap.GetNextAssoc(pos, (FX_LPVOID&)pWidgetDict, (FX_LPVOID&)pControl); - delete pControl; - } - m_ControlMap.RemoveAll(); - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int k = 0; k < nCount; k ++) { - CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(k); - delete pField; - } - m_pFieldTree->RemoveAll(); - if (m_pFormDict == NULL) { - return; - } - CPDF_Array* pFields = m_pFormDict->GetArray("Fields"); - if (pFields == NULL) { - return; - } - int iCount = pFields->GetCount(); - for (int i = 0; i < iCount; i ++) { - LoadField(pFields->GetDict(i)); - } -} -void CPDF_InterForm::LoadField(CPDF_Dictionary* pFieldDict, int nLevel) -{ - if (nLevel > nMaxRecursion) { - return; - } - if (pFieldDict == NULL) { - return; - } - FX_DWORD dwParentObjNum = pFieldDict->GetObjNum(); - CPDF_Array* pKids = pFieldDict->GetArray("Kids"); - if (!pKids) { - AddTerminalField(pFieldDict); - return; - } - CPDF_Dictionary* pFirstKid = pKids->GetDict(0); - if (pFirstKid == NULL) { - return; - } - if (pFirstKid->KeyExist("T") || pFirstKid->KeyExist("Kids")) { - for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { - CPDF_Dictionary * pChildDict = pKids->GetDict(i); - if (pChildDict) { - if (pChildDict->GetObjNum() != dwParentObjNum) { - LoadField(pChildDict, nLevel + 1); - } - } - } - } else { - AddTerminalField(pFieldDict); - } -} -FX_BOOL CPDF_InterForm::HasXFAForm() const -{ - return m_pFormDict && m_pFormDict->GetArray(FX_BSTRC("XFA")) != NULL; -} -void CPDF_InterForm::FixPageFields(const CPDF_Page* pPage) -{ - ASSERT(pPage != NULL); - CPDF_Dictionary* pPageDict = pPage->m_pFormDict; - if (pPageDict == NULL) { - return; - } - CPDF_Array* pAnnots = pPageDict->GetArray(FX_BSTRC("Annots")); - if (pAnnots == NULL) { - return; - } - int iAnnotCount = pAnnots->GetCount(); - for (int i = 0; i < iAnnotCount; i++) { - CPDF_Dictionary* pAnnot = pAnnots->GetDict(i); - if (pAnnot != NULL && pAnnot->GetString(FX_BSTRC("Subtype")) == "Widget") { - LoadField(pAnnot); - } - } -} -CPDF_FormField* CPDF_InterForm::AddTerminalField(const CPDF_Dictionary* pFieldDict) -{ - if (!pFieldDict->KeyExist(FX_BSTRC("T"))) { - return NULL; - } - CPDF_Dictionary* pDict = (CPDF_Dictionary*)pFieldDict; - CFX_WideString csWName = GetFullName(pDict); - if (csWName.IsEmpty()) { - return NULL; - } - CPDF_FormField* pField = NULL; - pField = m_pFieldTree->GetField(csWName); - if (pField == NULL) { - CPDF_Dictionary *pParent = (CPDF_Dictionary*)pFieldDict; - if (!pFieldDict->KeyExist(FX_BSTR("T")) && - pFieldDict->GetString(FX_BSTRC("Subtype")) == FX_BSTRC("Widget")) { - pParent = pFieldDict->GetDict(FX_BSTRC("Parent")); - if (!pParent) { - pParent = (CPDF_Dictionary*)pFieldDict; - } - } - if (pParent && pParent != pFieldDict && !pParent->KeyExist(FX_BSTRC("FT"))) { - if (pFieldDict->KeyExist(FX_BSTRC("FT"))) { - CPDF_Object *pFTValue = pFieldDict->GetElementValue(FX_BSTRC("FT")); - if (pFTValue) { - pParent->SetAt(FX_BSTRC("FT"), pFTValue->Clone()); - } - } - if (pFieldDict->KeyExist(FX_BSTRC("Ff"))) { - CPDF_Object *pFfValue = pFieldDict->GetElementValue(FX_BSTRC("Ff")); - if (pFfValue) { - pParent->SetAt(FX_BSTRC("Ff"), pFfValue->Clone()); - } - } - } - pField = FX_NEW CPDF_FormField(this, pParent); - CPDF_Object* pTObj = pDict->GetElement("T"); - if (pTObj && pTObj->GetType() == PDFOBJ_REFERENCE) { - CPDF_Object* pClone = pTObj->Clone(TRUE); - if (pClone) { - pDict->SetAt("T", pClone); - } else { - pDict->SetAtName("T", ""); - } - } - m_pFieldTree->SetField(csWName, pField); - } - CPDF_Array* pKids = pFieldDict->GetArray("Kids"); - if (pKids == NULL) { - if (pFieldDict->GetString("Subtype") == "Widget") { - AddControl(pField, pFieldDict); - } - } else { - for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { - CPDF_Dictionary* pKid = pKids->GetDict(i); - if (pKid == NULL) { - continue; - } - if (pKid->GetString("Subtype") != "Widget") { - continue; - } - AddControl(pField, pKid); - } - } - return pField; -} -CPDF_FormControl* CPDF_InterForm::AddControl(const CPDF_FormField* pField, const CPDF_Dictionary* pWidgetDict) -{ - void *rValue = NULL; - if (m_ControlMap.Lookup((CPDF_Dictionary*)pWidgetDict, rValue)) { - return (CPDF_FormControl*)rValue; - } - CPDF_FormControl* pControl = FX_NEW CPDF_FormControl((CPDF_FormField*)pField, (CPDF_Dictionary*)pWidgetDict); - if (pControl == NULL) { - return NULL; - } - m_ControlMap.SetAt((CPDF_Dictionary*)pWidgetDict, pControl); - ((CPDF_FormField*)pField)->m_ControlList.Add(pControl); - return pControl; -} -CPDF_FormField* CPDF_InterForm::CheckRequiredFields(const CFX_PtrArray *fields, FX_BOOL bIncludeOrExclude) const -{ - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int i = 0; i < nCount; i++) { - CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); - if (pField == NULL) { - continue; - } - FX_INT32 iType = pField->GetType(); - if (iType == CPDF_FormField::PushButton || iType == CPDF_FormField::CheckBox || iType == CPDF_FormField::ListBox) { - continue; - } - FX_DWORD dwFlags = pField->GetFieldFlags(); - if (dwFlags & 0x04) { - continue; - } - FX_BOOL bFind = TRUE; - if (fields != NULL) { - bFind = fields->Find(pField, 0) >= 0; - } - if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { - CPDF_Dictionary *pFieldDict = pField->m_pDict; - if ((dwFlags & 0x02) != 0 && pFieldDict->GetString("V").IsEmpty()) { - return pField; - } - } - } - return NULL; -} -CFDF_Document* CPDF_InterForm::ExportToFDF(FX_WSTR pdf_path, FX_BOOL bSimpleFileSpec) const -{ - CFX_PtrArray fields; - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int i = 0; i < nCount; i ++) { - CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); - fields.Add(pField); - } - return ExportToFDF(pdf_path, fields, TRUE, bSimpleFileSpec); -} -CFX_WideString FILESPEC_EncodeFileName(FX_WSTR filepath); -CFDF_Document* CPDF_InterForm::ExportToFDF(FX_WSTR pdf_path, CFX_PtrArray& fields, FX_BOOL bIncludeOrExclude, FX_BOOL bSimpleFileSpec) const -{ - CFDF_Document* pDoc = CFDF_Document::CreateNewDoc(); - if (pDoc == NULL) { - return NULL; - } - CPDF_Dictionary* pMainDict = pDoc->GetRoot()->GetDict("FDF"); - if (!pdf_path.IsEmpty()) { - if (bSimpleFileSpec) { - CFX_WideString wsFilePath = FILESPEC_EncodeFileName(pdf_path); - pMainDict->SetAtString(FX_BSTRC("F"), CFX_ByteString::FromUnicode(wsFilePath)); - pMainDict->SetAtString(FX_BSTRC("UF"), PDF_EncodeText(wsFilePath)); - } else { - CPDF_FileSpec filespec; - filespec.SetFileName(pdf_path); - pMainDict->SetAt("F", (CPDF_Object*)filespec); - } - } - CPDF_Array* pFields = CPDF_Array::Create(); - if (pFields == NULL) { - return NULL; - } - pMainDict->SetAt("Fields", pFields); - int nCount = m_pFieldTree->m_Root.CountFields(); - for (int i = 0; i < nCount; i ++) { - CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); - if (pField == NULL || pField->GetType() == CPDF_FormField::PushButton) { - continue; - } - FX_DWORD dwFlags = pField->GetFieldFlags(); - if (dwFlags & 0x04) { - continue; - } - FX_BOOL bFind = fields.Find(pField, 0) >= 0; - if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { - if ((dwFlags & 0x02) != 0 && pField->m_pDict->GetString("V").IsEmpty()) { - continue; - } - CFX_WideString fullname = GetFullName(pField->GetFieldDict()); - CPDF_Dictionary* pFieldDict = CPDF_Dictionary::Create(); - if (pFieldDict == NULL) { - return NULL; - } - CPDF_String* pString = CPDF_String::Create(fullname); - if (pString == NULL) { - pFieldDict->Release(); - return NULL; - } - pFieldDict->SetAt("T", pString); - if (pField->GetType() == CPDF_FormField::CheckBox || pField->GetType() == CPDF_FormField::RadioButton) { - CFX_WideString csExport = pField->GetCheckValue(FALSE); - CFX_ByteString csBExport = PDF_EncodeText(csExport); - CPDF_Object* pOpt = FPDF_GetFieldAttr(pField->m_pDict, "Opt"); - if (pOpt == NULL) { - pFieldDict->SetAtName("V", csBExport); - } else { - pFieldDict->SetAtString("V", csBExport); - } - } else { - CPDF_Object* pV = FPDF_GetFieldAttr(pField->m_pDict, "V"); - if (pV != NULL) { - pFieldDict->SetAt("V", pV->Clone(TRUE)); - } - } - pFields->Add(pFieldDict); - } - } - return pDoc; -} -const struct _SupportFieldEncoding { - FX_LPCSTR m_name; - FX_INT32 m_codePage; -} g_fieldEncoding[] = { - "BigFive", 950, - "GBK", 936, - "Shift-JIS", 932, - "UHC", 949, -}; -static void FPDFDOC_FDF_GetFieldValue(CPDF_Dictionary *pFieldDict, CFX_WideString &csValue, CFX_ByteString &bsEncoding) -{ - ASSERT(pFieldDict != NULL); - CFX_ByteString csBValue = pFieldDict->GetString("V"); - FX_INT32 iCount = sizeof(g_fieldEncoding) / sizeof(g_fieldEncoding[0]); - FX_INT32 i = 0; - for (; i < iCount; ++i) - if (bsEncoding == g_fieldEncoding[i].m_name) { - break; - } - if (i < iCount) { - CFX_CharMap *pCharMap = CFX_CharMap::GetDefaultMapper(g_fieldEncoding[i].m_codePage); - FXSYS_assert(pCharMap != NULL); - csValue.ConvertFrom(csBValue, pCharMap); - return; - } - CFX_ByteString csTemp = csBValue.Left(2); - if (csTemp == "\xFF\xFE" || csTemp == "\xFE\xFF") { - csValue = PDF_DecodeText(csBValue); - } else { - csValue = CFX_WideString::FromLocal(csBValue); - } -} -void CPDF_InterForm::FDF_ImportField(CPDF_Dictionary* pFieldDict, const CFX_WideString& parent_name, FX_BOOL bNotify, int nLevel) -{ - CFX_WideString name; - if (!parent_name.IsEmpty()) { - name = parent_name + L"."; - } - name += pFieldDict->GetUnicodeText("T"); - CPDF_Array* pKids = pFieldDict->GetArray("Kids"); - if (pKids) { - for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { - CPDF_Dictionary* pKid = pKids->GetDict(i); - if (pKid == NULL) { - continue; - } - if (nLevel <= nMaxRecursion) { - FDF_ImportField(pKid, name, bNotify, nLevel + 1); - } - } - return; - } - if (!pFieldDict->KeyExist("V")) { - return; - } - CPDF_FormField* pField = m_pFieldTree->GetField(name); - if (pField == NULL) { - return; - } - CFX_WideString csWValue; - FPDFDOC_FDF_GetFieldValue(pFieldDict, csWValue, m_bsEncoding); - int iType = pField->GetFieldType(); - if (bNotify && m_pFormNotify != NULL) { - int iRet = 0; - if (iType == FIELDTYPE_LISTBOX) { - iRet = m_pFormNotify->BeforeSelectionChange(pField, csWValue); - } else if (iType == FIELDTYPE_COMBOBOX || iType == FIELDTYPE_TEXTFIELD) { - iRet = m_pFormNotify->BeforeValueChange(pField, csWValue); - } - if (iRet < 0) { - return; - } - } - CFX_ByteArray statusArray; - if (iType == FIELDTYPE_CHECKBOX || iType == FIELDTYPE_RADIOBUTTON) { - SaveCheckedFieldStatus(pField, statusArray); - } - pField->SetValue(csWValue); - CPDF_FormField::Type eType = pField->GetType(); - if ((eType == CPDF_FormField::ListBox || eType == CPDF_FormField::ComboBox) && pFieldDict->KeyExist("Opt")) { - pField->m_pDict->SetAt("Opt", pFieldDict->GetElementValue("Opt")->Clone(TRUE)); - } - if (bNotify && m_pFormNotify != NULL) { - if (iType == FIELDTYPE_CHECKBOX || iType == FIELDTYPE_RADIOBUTTON) { - m_pFormNotify->AfterCheckedStatusChange(pField, statusArray); - } else if (iType == FIELDTYPE_LISTBOX) { - m_pFormNotify->AfterSelectionChange(pField); - } else if (iType == FIELDTYPE_COMBOBOX || iType == FIELDTYPE_TEXTFIELD) { - m_pFormNotify->AfterValueChange(pField); - } - } - if (CPDF_InterForm::m_bUpdateAP) { - pField->UpdateAP(NULL); - } -} -FX_BOOL CPDF_InterForm::ImportFromFDF(const CFDF_Document* pFDF, FX_BOOL bNotify) -{ - if (pFDF == NULL) { - return FALSE; - } - CPDF_Dictionary* pMainDict = pFDF->GetRoot()->GetDict("FDF"); - if (pMainDict == NULL) { - return FALSE; - } - CPDF_Array* pFields = pMainDict->GetArray("Fields"); - if (pFields == NULL) { - return FALSE; - } - m_bsEncoding = pMainDict->GetString(FX_BSTRC("Encoding")); - if (bNotify && m_pFormNotify != NULL) { - int iRet = m_pFormNotify->BeforeFormImportData(this); - if (iRet < 0) { - return FALSE; - } - } - for (FX_DWORD i = 0; i < pFields->GetCount(); i ++) { - CPDF_Dictionary* pField = pFields->GetDict(i); - if (pField == NULL) { - continue; - } - FDF_ImportField(pField, L"", bNotify); - } - if (bNotify && m_pFormNotify != NULL) { - m_pFormNotify->AfterFormImportData(this); - } - return TRUE; -} -void CPDF_InterForm::SetFormNotify(const CPDF_FormNotify* pNotify) -{ - m_pFormNotify = (CPDF_FormNotify*)pNotify; -} -int CPDF_InterForm::GetPageWithWidget(int iCurPage, FX_BOOL bNext) -{ - if (iCurPage < 0) { - return -1; - } - int iPageCount = m_pDocument->GetPageCount(); - if (iCurPage >= iPageCount) { - return -1; - } - int iNewPage = iCurPage; - do { - iNewPage += bNext ? 1 : -1; - if (iNewPage >= iPageCount) { - iNewPage = 0; - } - if (iNewPage < 0) { - iNewPage = iPageCount - 1; - } - if (iNewPage == iCurPage) { - break; - } - CPDF_Dictionary* pPageDict = m_pDocument->GetPage(iNewPage); - if (pPageDict == NULL) { - continue; - } - CPDF_Array* pAnnots = pPageDict->GetArray("Annots"); - if (pAnnots == NULL) { - continue; - } - FX_DWORD dwCount = pAnnots->GetCount(); - for (FX_DWORD i = 0; i < dwCount; i ++) { - CPDF_Object* pAnnotDict = pAnnots->GetElementValue(i); - if (pAnnotDict == NULL) { - continue; - } - CPDF_FormControl* pControl = NULL; - if (m_ControlMap.Lookup(pAnnotDict, (void*&)pControl)) { - return iNewPage; - } - } - } while (TRUE); - return -1; -} +// 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 "../../include/fpdfdoc/fpdf_doc.h" +#include "../../include/fxcrt/fx_xml.h" +CFX_WideString GetFullName(CPDF_Dictionary* pFieldDict); +void InitInterFormDict(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument); +FX_DWORD CountInterFormFonts(CPDF_Dictionary* pFormDict); +CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, FX_DWORD index, CFX_ByteString& csNameTag); +CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csNameTag); +CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csFontName, CFX_ByteString& csNameTag); +CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, FX_BYTE charSet, CFX_ByteString& csNameTag); +CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString& csNameTag); +FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict, const CPDF_Font* pFont, CFX_ByteString& csNameTag); +FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csFontName, CPDF_Font*& pFont, CFX_ByteString& csNameTag); +void AddInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, const CPDF_Font* pFont, CFX_ByteString& csNameTag); +CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, FX_BYTE charSet, CFX_ByteString& csNameTag); +CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, CFX_ByteString& csNameTag); +void RemoveInterFormFont(CPDF_Dictionary* pFormDict, const CPDF_Font* pFont); +void RemoveInterFormFont(CPDF_Dictionary* pFormDict, CFX_ByteString csNameTag); +CPDF_Font* GetDefaultInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument); +void SetDefaultInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, const CPDF_Font* pFont); +void SaveCheckedFieldStatus(CPDF_FormField* pField, CFX_ByteArray& statusArray); +FX_BOOL NeedPDFEncodeForFieldFullName(const CFX_WideString& csFieldName); +FX_BOOL NeedPDFEncodeForFieldTree(CPDF_Dictionary* pFieldDict, int nLevel = 0); +void EncodeFieldName(const CFX_WideString& csName, CFX_ByteString& csT); +void UpdateEncodeFieldName(CPDF_Dictionary* pFieldDict, int nLevel = 0); +const int nMaxRecursion = 32; +class _CFieldNameExtractor : public CFX_Object +{ +public: + _CFieldNameExtractor(const CFX_WideString& full_name) + { + m_pStart = full_name; + m_pEnd = m_pStart + full_name.GetLength(); + m_pCur = m_pStart; + } + void GetNext(FX_LPCWSTR &pSubName, FX_STRSIZE& size) + { + pSubName = m_pCur; + while (m_pCur < m_pEnd && m_pCur[0] != L'.') { + m_pCur++; + } + size = (FX_STRSIZE)(m_pCur - pSubName); + if (m_pCur < m_pEnd && m_pCur[0] == L'.') { + m_pCur++; + } + } +protected: + FX_LPCWSTR m_pStart; + FX_LPCWSTR m_pEnd; + FX_LPCWSTR m_pCur; +}; +class CFieldTree : public CFX_Object +{ +public: + struct _Node : public CFX_Object { + _Node *parent; + CFX_PtrArray children; + CFX_WideString short_name; + CPDF_FormField *field_ptr; + int CountFields(int nLevel = 0) + { + if (nLevel > nMaxRecursion) { + return 0; + } + if (field_ptr) { + return 1; + } + int count = 0; + for (int i = 0; i < children.GetSize(); i ++) { + count += ((_Node *)children.GetAt(i))->CountFields(nLevel + 1); + } + return count; + } + CPDF_FormField* GetField(int* fields_to_go) + { + if (field_ptr) { + if (*fields_to_go == 0) { + return field_ptr; + } + --*fields_to_go; + return NULL; + } + for (int i = 0; i < children.GetSize(); i++) { + _Node *pNode = (_Node *)children.GetAt(i); + CPDF_FormField* pField = pNode->GetField(fields_to_go); + if (pField) { + return pField; + } + } + return NULL; + } + CPDF_FormField* GetField(int index) + { + int fields_to_go = index; + return GetField(&fields_to_go); + } + }; + CFieldTree(); + ~CFieldTree(); + void SetField(const CFX_WideString &full_name, CPDF_FormField *field_ptr); + CPDF_FormField *GetField(const CFX_WideString &full_name); + CPDF_FormField *RemoveField(const CFX_WideString &full_name); + void RemoveAll(); + _Node *FindNode(const CFX_WideString &full_name); + _Node * AddChild(_Node *pParent, const CFX_WideString &short_name, CPDF_FormField *field_ptr); + void RemoveNode(_Node *pNode, int nLevel = 0); + _Node *_Lookup(_Node *pParent, const CFX_WideString &short_name); + _Node m_Root; +}; +CFieldTree::CFieldTree() +{ + m_Root.parent = NULL; + m_Root.field_ptr = NULL; +} +CFieldTree::~CFieldTree() +{ + RemoveAll(); +} +CFieldTree::_Node *CFieldTree::AddChild(_Node *pParent, const CFX_WideString &short_name, CPDF_FormField *field_ptr) +{ + if (pParent == NULL) { + return NULL; + } + _Node *pNode = FX_NEW _Node; + if (pNode == NULL) { + return NULL; + } + pNode->parent = pParent; + pNode->short_name = short_name; + pNode->field_ptr = field_ptr; + pParent->children.Add(pNode); + return pNode; +} +void CFieldTree::RemoveNode(_Node *pNode, int nLevel) +{ + if (pNode == NULL) { + return ; + } + if (nLevel > nMaxRecursion) { + delete pNode; + return ; + } + CFX_PtrArray& ptr_array = pNode->children; + for (int i = 0; i < ptr_array.GetSize(); i ++) { + _Node *pChild = (_Node *)ptr_array[i]; + RemoveNode(pChild, nLevel + 1); + } + delete pNode; +} +CFieldTree::_Node *CFieldTree::_Lookup(_Node *pParent, const CFX_WideString &short_name) +{ + if (pParent == NULL) { + return NULL; + } + CFX_PtrArray& ptr_array = pParent->children; + for (int i = 0; i < ptr_array.GetSize(); i ++) { + _Node *pNode = (_Node *)ptr_array[i]; + if (pNode->short_name.GetLength() == short_name.GetLength() && + FXSYS_memcmp32((FX_LPCWSTR)pNode->short_name, (FX_LPCWSTR)short_name, short_name.GetLength()*sizeof(FX_WCHAR)) == 0) { + return pNode; + } + } + return NULL; +} +void CFieldTree::RemoveAll() +{ + CFX_PtrArray& ptr_array = m_Root.children; + for (int i = 0; i < ptr_array.GetSize(); i ++) { + _Node *pNode = (_Node *)ptr_array[i]; + RemoveNode(pNode); + } +} +void CFieldTree::SetField(const CFX_WideString &full_name, CPDF_FormField *field_ptr) +{ + if (full_name == L"") { + return; + } + _CFieldNameExtractor name_extractor(full_name); + FX_LPCWSTR pName; + FX_STRSIZE nLength; + name_extractor.GetNext(pName, nLength); + _Node *pNode = &m_Root, *pLast = NULL; + while (nLength > 0) { + pLast = pNode; + CFX_WideString name = CFX_WideString(pName, nLength); + pNode = _Lookup(pLast, name); + if (pNode == NULL) { + pNode = AddChild(pLast, name, NULL); + } + name_extractor.GetNext(pName, nLength); + } + if (pNode != &m_Root) { + pNode->field_ptr = field_ptr; + } +} +CPDF_FormField *CFieldTree::GetField(const CFX_WideString &full_name) +{ + if (full_name == L"") { + return NULL; + } + _CFieldNameExtractor name_extractor(full_name); + FX_LPCWSTR pName; + FX_STRSIZE nLength; + name_extractor.GetNext(pName, nLength); + _Node *pNode = &m_Root, *pLast = NULL; + while (nLength > 0 && pNode) { + pLast = pNode; + CFX_WideString name = CFX_WideString(pName, nLength); + pNode = _Lookup(pLast, name); + name_extractor.GetNext(pName, nLength); + } + return pNode ? pNode->field_ptr : NULL; +} +CPDF_FormField *CFieldTree::RemoveField(const CFX_WideString & full_name) +{ + if (full_name == L"") { + return NULL; + } + _CFieldNameExtractor name_extractor(full_name); + FX_LPCWSTR pName; + FX_STRSIZE nLength; + name_extractor.GetNext(pName, nLength); + _Node *pNode = &m_Root, *pLast = NULL; + while (nLength > 0 && pNode) { + pLast = pNode; + CFX_WideString name = CFX_WideString(pName, nLength); + pNode = _Lookup(pLast, name); + name_extractor.GetNext(pName, nLength); + } + if (pNode && pNode != &m_Root) { + CFX_PtrArray& ptr_array = pLast->children; + for (int i = 0; i < ptr_array.GetSize(); i ++) { + if (pNode == (_Node *)ptr_array[i]) { + ptr_array.RemoveAt(i); + break; + } + } + CPDF_FormField *pField = pNode->field_ptr; + RemoveNode(pNode); + return pField; + } + return NULL; +} +CFieldTree::_Node *CFieldTree::FindNode(const CFX_WideString& full_name) +{ + if (full_name == L"") { + return NULL; + } + _CFieldNameExtractor name_extractor(full_name); + FX_LPCWSTR pName; + FX_STRSIZE nLength; + name_extractor.GetNext(pName, nLength); + _Node *pNode = &m_Root, *pLast = NULL; + while (nLength > 0 && pNode) { + pLast = pNode; + CFX_WideString name = CFX_WideString(pName, nLength); + pNode = _Lookup(pLast, name); + name_extractor.GetNext(pName, nLength); + } + return pNode; +} +CPDF_InterForm::CPDF_InterForm(CPDF_Document* pDocument, FX_BOOL bGenerateAP) : CFX_PrivateData() +{ + m_pDocument = pDocument; + m_bGenerateAP = bGenerateAP; + m_pFormNotify = NULL; + m_bUpdated = FALSE; + m_pFieldTree = FX_NEW CFieldTree; + CPDF_Dictionary* pRoot = m_pDocument->GetRoot(); + m_pFormDict = pRoot->GetDict("AcroForm"); + if (m_pFormDict == NULL) { + return; + } + CPDF_Array* pFields = m_pFormDict->GetArray("Fields"); + if (pFields == NULL) { + return; + } + int count = pFields->GetCount(); + for (int i = 0; i < count; i ++) { + LoadField(pFields->GetDict(i)); + } +} +CPDF_InterForm::~CPDF_InterForm() +{ + FX_POSITION pos = m_ControlMap.GetStartPosition(); + while (pos) { + FX_LPVOID key, value; + m_ControlMap.GetNextAssoc(pos, key, value); + delete (CPDF_FormControl*)value; + } + if (m_pFieldTree != NULL) { + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int i = 0; i < nCount; i++) { + CPDF_FormField *pField = m_pFieldTree->m_Root.GetField(i); + delete pField; + } + delete m_pFieldTree; + } +} +FX_BOOL CPDF_InterForm::m_bUpdateAP = TRUE; +FX_BOOL CPDF_InterForm::UpdatingAPEnabled() +{ + return m_bUpdateAP; +} +void CPDF_InterForm::EnableUpdateAP(FX_BOOL bUpdateAP) +{ + m_bUpdateAP = bUpdateAP; +} +CFX_ByteString CPDF_InterForm::GenerateNewResourceName(const CPDF_Dictionary* pResDict, FX_LPCSTR csType, int iMinLen, FX_LPCSTR csPrefix) +{ + CFX_ByteString csStr = csPrefix; + CFX_ByteString csBType = csType; + if (csStr.IsEmpty()) { + if (csBType == "ExtGState") { + csStr = "GS"; + } else if (csBType == "ColorSpace") { + csStr = "CS"; + } else if (csBType == "Font") { + csStr = "ZiTi"; + } else { + csStr = "Res"; + } + } + CFX_ByteString csTmp = csStr; + int iCount = csStr.GetLength(); + int m = 0; + if (iMinLen > 0) { + csTmp = ""; + while (m < iMinLen && m < iCount) { + csTmp += csStr[m ++]; + } + while (m < iMinLen) { + csTmp += '0' + m % 10; + m ++; + } + } else { + m = iCount; + } + if (pResDict == NULL) { + return csTmp; + } + CPDF_Dictionary* pDict = pResDict->GetDict(csType); + if (pDict == NULL) { + return csTmp; + } + int num = 0; + CFX_ByteString bsNum; + while (TRUE) { + if (!pDict->KeyExist(csTmp + bsNum)) { + return csTmp + bsNum; + } + if (m < iCount) { + csTmp += csStr[m ++]; + } else { + bsNum.Format("%d", num++); + } + m ++; + } + return csTmp; +} +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ +typedef struct _PDF_FONTDATA { + FX_BOOL bFind; + LOGFONTA lf; +} PDF_FONTDATA, FAR* LPDF_FONTDATA; +static int CALLBACK EnumFontFamExProc( ENUMLOGFONTEXA *lpelfe, + NEWTEXTMETRICEX *lpntme, + DWORD FontType, + LPARAM lParam + ) +{ + if (FontType != 0x004 || strchr(lpelfe->elfLogFont.lfFaceName, '@') != NULL) { + return 1; + } else { + LPDF_FONTDATA pData = (LPDF_FONTDATA)lParam; + memcpy(&pData->lf, &lpelfe->elfLogFont, sizeof(LOGFONTA)); + pData->bFind = TRUE; + return 0; + } +} +static FX_BOOL RetrieveSpecificFont(LOGFONTA& lf) +{ + PDF_FONTDATA fd; + memset(&fd, 0, sizeof(PDF_FONTDATA)); + HDC hDC = ::GetDC(NULL); + EnumFontFamiliesExA(hDC, &lf, (FONTENUMPROCA)EnumFontFamExProc, (LPARAM)&fd, 0); + ::ReleaseDC(NULL, hDC); + if (fd.bFind) { + memcpy(&lf, &fd.lf, sizeof(LOGFONTA)); + } + return fd.bFind; +} +static FX_BOOL RetrieveSpecificFont(FX_BYTE charSet, FX_BYTE pitchAndFamily, LPCSTR pcsFontName, LOGFONTA& lf) +{ + memset(&lf, 0, sizeof(LOGFONTA)); + lf.lfCharSet = charSet; + lf.lfPitchAndFamily = pitchAndFamily; + if (pcsFontName != NULL) { + strcpy(lf.lfFaceName, pcsFontName); + } + return RetrieveSpecificFont(lf); +} +static FX_BOOL RetrieveStockFont(int iFontObject, FX_BYTE charSet, LOGFONTA& lf) +{ + HFONT hFont = (HFONT)::GetStockObject(iFontObject); + if (hFont != NULL) { + memset(&lf, 0, sizeof(LOGFONTA)); + int iRet = ::GetObject(hFont, sizeof(LOGFONTA), &lf); + if (iRet > 0 && (lf.lfCharSet == charSet || charSet == 255)) { + return RetrieveSpecificFont(lf); + } + } + return FALSE; +} +#endif +CPDF_Font* CPDF_InterForm::AddSystemDefaultFont(const CPDF_Document* pDocument) +{ + if (pDocument == NULL) { + return NULL; + } + CPDF_Font* pFont = NULL; +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + LOGFONTA lf; + FX_BOOL bRet; + bRet = RetrieveStockFont(DEFAULT_GUI_FONT, 255, lf); + if (!bRet) { + bRet = RetrieveStockFont(SYSTEM_FONT, 255, lf); + } + if (bRet) { + pFont = ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); + } +#endif + return pFont; +} +CPDF_Font* CPDF_InterForm::AddSystemFont(const CPDF_Document* pDocument, CFX_ByteString csFontName, FX_BYTE iCharSet) +{ + if (pDocument == NULL || csFontName.IsEmpty()) { + return NULL; + } +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + if (iCharSet == 1) { + iCharSet = GetNativeCharSet(); + } + HFONT hFont = ::CreateFontA(0, 0, 0, 0, 0, 0, 0, 0, iCharSet, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE, (FX_LPCSTR)csFontName); + if (hFont != NULL) { + LOGFONTA lf; + memset(&lf, 0, sizeof(LOGFONTA)); + ::GetObjectA(hFont, sizeof(LOGFONTA), &lf); + ::DeleteObject(hFont); + if (strlen(lf.lfFaceName) > 0) { + return ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); + } + } +#endif + return NULL; +} +CPDF_Font* CPDF_InterForm::AddSystemFont(const CPDF_Document* pDocument, CFX_WideString csFontName, FX_BYTE iCharSet) +{ + if (pDocument == NULL || csFontName.IsEmpty()) { + return NULL; + } +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + if (iCharSet == 1) { + iCharSet = GetNativeCharSet(); + } + HFONT hFont = ::CreateFontW(0, 0, 0, 0, 0, 0, 0, 0, iCharSet, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE, csFontName); + if (hFont != NULL) { + LOGFONTA lf; + memset(&lf, 0, sizeof(LOGFONTA)); + ::GetObject(hFont, sizeof(LOGFONTA), &lf); + ::DeleteObject(hFont); + if (strlen(lf.lfFaceName) > 0) { + return ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); + } + } +#endif + return NULL; +} +CPDF_Font* CPDF_InterForm::AddStandardFont(const CPDF_Document* pDocument, CFX_ByteString csFontName) +{ + if (pDocument == NULL || csFontName.IsEmpty()) { + return NULL; + } + CPDF_Font* pFont = NULL; + if (csFontName == "ZapfDingbats") { + pFont = ((CPDF_Document*)pDocument)->AddStandardFont(csFontName, NULL); + } else { + CPDF_FontEncoding encoding(PDFFONT_ENCODING_WINANSI); + pFont = ((CPDF_Document*)pDocument)->AddStandardFont(csFontName, &encoding); + } + return pFont; +} +CFX_ByteString CPDF_InterForm::GetNativeFont(FX_BYTE charSet, FX_LPVOID pLogFont) +{ + CFX_ByteString csFontName; +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + LOGFONTA lf; + FX_BOOL bRet; + if (charSet == ANSI_CHARSET) { + csFontName = "Helvetica"; + return csFontName; + } + bRet = FALSE; + if (charSet == SHIFTJIS_CHARSET) { + bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "MS Mincho", lf); + } else if (charSet == GB2312_CHARSET) { + bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "SimSun", lf); + } else if (charSet == CHINESEBIG5_CHARSET) { + bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "MingLiU", lf); + } + if (!bRet) { + bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "Arial Unicode MS", lf); + } + if (!bRet) { + bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "Microsoft Sans Serif", lf); + } + if (!bRet) { + bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, NULL, lf); + } + if (bRet) { + if (pLogFont != NULL) { + memcpy(pLogFont, &lf, sizeof(LOGFONTA)); + } + csFontName = lf.lfFaceName; + return csFontName; + } +#endif + return csFontName; +} +CFX_ByteString CPDF_InterForm::GetNativeFont(FX_LPVOID pLogFont) +{ +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + FX_BYTE charSet = GetNativeCharSet(); + return GetNativeFont(charSet, pLogFont); +#else + return CFX_ByteString(); +#endif +} +FX_BYTE CPDF_InterForm::GetNativeCharSet() +{ +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + FX_BYTE charSet = ANSI_CHARSET; + UINT iCodePage = ::GetACP(); + switch (iCodePage) { + case 932: + charSet = SHIFTJIS_CHARSET; + break; + case 936: + charSet = GB2312_CHARSET; + break; + case 950: + charSet = CHINESEBIG5_CHARSET; + break; + case 1252: + charSet = ANSI_CHARSET; + break; + case 874: + charSet = THAI_CHARSET; + break; + case 949: + charSet = HANGUL_CHARSET; + break; + case 1200: + charSet = ANSI_CHARSET; + break; + case 1250: + charSet = EASTEUROPE_CHARSET; + break; + case 1251: + charSet = RUSSIAN_CHARSET; + break; + case 1253: + charSet = GREEK_CHARSET; + break; + case 1254: + charSet = TURKISH_CHARSET; + break; + case 1255: + charSet = HEBREW_CHARSET; + break; + case 1256: + charSet = ARABIC_CHARSET; + break; + case 1257: + charSet = BALTIC_CHARSET; + break; + case 1258: + charSet = VIETNAMESE_CHARSET; + break; + case 1361: + charSet = JOHAB_CHARSET; + break; + } + return charSet; +#else + return 0; +#endif +} +CPDF_Font* CPDF_InterForm::AddNativeFont(FX_BYTE charSet, const CPDF_Document* pDocument) +{ + if (pDocument == NULL) { + return NULL; + } + CPDF_Font* pFont = NULL; +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + LOGFONTA lf; + CFX_ByteString csFontName = GetNativeFont(charSet, &lf); + if (!csFontName.IsEmpty()) { + if (csFontName == "Helvetica") { + pFont = AddStandardFont(pDocument, csFontName); + } else { + pFont = ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); + } + } +#endif + return pFont; +} +CPDF_Font* CPDF_InterForm::AddNativeFont(const CPDF_Document* pDocument) +{ + if (pDocument == NULL) { + return NULL; + } + CPDF_Font* pFont = NULL; + FX_BYTE charSet = GetNativeCharSet(); + pFont = AddNativeFont(charSet, pDocument); + return pFont; +} +FX_BOOL CPDF_InterForm::ValidateFieldName(CFX_WideString& csNewFieldName, int iType, const CPDF_FormField* pExcludedField, const CPDF_FormControl* pExcludedControl) +{ + if (csNewFieldName.IsEmpty()) { + return FALSE; + } + int iPos = 0; + int iLength = csNewFieldName.GetLength(); + CFX_WideString csSub; + while (TRUE) { + while (iPos < iLength && (csNewFieldName[iPos] == L'.' || csNewFieldName[iPos] == L' ')) { + iPos ++; + } + if (iPos < iLength && !csSub.IsEmpty()) { + csSub += L'.'; + } + while (iPos < iLength && csNewFieldName[iPos] != L'.') { + csSub += csNewFieldName[iPos ++]; + } + for (int i = csSub.GetLength() - 1; i > -1; i --) { + if (csSub[i] == L' ' || csSub[i] == L'.') { + csSub.SetAt(i, L'\0'); + } else { + break; + } + } + FX_DWORD dwCount = m_pFieldTree->m_Root.CountFields(); + for (FX_DWORD m = 0; m < dwCount; m ++) { + CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(m); + if (pField == NULL) { + continue; + } + if (pField == pExcludedField) { + if (pExcludedControl != NULL) { + if (pField->CountControls() < 2) { + continue; + } + } else { + continue; + } + } + CFX_WideString csFullName = pField->GetFullName(); + int iRet = CompareFieldName(csSub, csFullName); + if (iRet == 1) { + if (pField->GetFieldType() != iType) { + return FALSE; + } + } else if (iRet == 2 && csSub == csNewFieldName) { + if (csFullName[iPos] == L'.') { + return FALSE; + } + } else if (iRet == 3 && csSub == csNewFieldName) { + if (csNewFieldName[csFullName.GetLength()] == L'.') { + return FALSE; + } + } + } + if (iPos >= iLength) { + break; + } + } + if (csSub.IsEmpty()) { + return FALSE; + } + csNewFieldName = csSub; + return TRUE; +} +FX_BOOL CPDF_InterForm::ValidateFieldName(CFX_WideString& csNewFieldName, int iType) +{ + return ValidateFieldName(csNewFieldName, iType, NULL, NULL); +} +FX_BOOL CPDF_InterForm::ValidateFieldName(const CPDF_FormField* pField, CFX_WideString& csNewFieldName) +{ + if (pField == NULL || csNewFieldName.IsEmpty()) { + return FALSE; + } + return ValidateFieldName(csNewFieldName, ((CPDF_FormField*)pField)->GetFieldType(), pField, NULL); +} +FX_BOOL CPDF_InterForm::ValidateFieldName(const CPDF_FormControl* pControl, CFX_WideString& csNewFieldName) +{ + if (pControl == NULL || csNewFieldName.IsEmpty()) { + return FALSE; + } + CPDF_FormField* pField = ((CPDF_FormControl*)pControl)->GetField(); + return ValidateFieldName(csNewFieldName, pField->GetFieldType(), pField, pControl); +} +int CPDF_InterForm::CompareFieldName(const CFX_ByteString& name1, const CFX_ByteString& name2) +{ + FX_LPCSTR ptr1 = name1, ptr2 = name2; + if (name1.GetLength() != name2.GetLength()) { + int i = 0; + while (ptr1[i] == ptr2[i]) { + i ++; + } + if (i == name1.GetLength()) { + return 2; + } + if (i == name2.GetLength()) { + return 3; + } + return 0; + } else { + return name1 == name2 ? 1 : 0; + } +} +int CPDF_InterForm::CompareFieldName(const CFX_WideString& name1, const CFX_WideString& name2) +{ + FX_LPCWSTR ptr1 = name1, ptr2 = name2; + if (name1.GetLength() != name2.GetLength()) { + int i = 0; + while (ptr1[i] == ptr2[i]) { + i ++; + } + if (i == name1.GetLength()) { + return 2; + } + if (i == name2.GetLength()) { + return 3; + } + return 0; + } else { + return name1 == name2 ? 1 : 0; + } +} +FX_DWORD CPDF_InterForm::CountFields(const CFX_WideString &csFieldName) +{ + if (csFieldName.IsEmpty()) { + return (FX_DWORD)m_pFieldTree->m_Root.CountFields(); + } + CFieldTree::_Node *pNode = m_pFieldTree->FindNode(csFieldName); + if (pNode == NULL) { + return 0; + } + return pNode->CountFields(); +} +CPDF_FormField* CPDF_InterForm::GetField(FX_DWORD index, const CFX_WideString &csFieldName) +{ + if (csFieldName == L"") { + return m_pFieldTree->m_Root.GetField(index); + } + CFieldTree::_Node *pNode = m_pFieldTree->FindNode(csFieldName); + if (pNode == NULL) { + return NULL; + } + return pNode->GetField(index); +} +void CPDF_InterForm::GetAllFieldNames(CFX_WideStringArray& allFieldNames) +{ + allFieldNames.RemoveAll(); + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int i = 0; i < nCount; i ++) { + CPDF_FormField *pField = m_pFieldTree->m_Root.GetField(i); + if (pField) { + CFX_WideString full_name = GetFullName(pField->GetFieldDict()); + allFieldNames.Add(full_name); + } + } +} +FX_BOOL CPDF_InterForm::IsValidFormField(const void* pField) +{ + if (pField == NULL) { + return FALSE; + } + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int i = 0; i < nCount; i++) { + CPDF_FormField *pFormField = m_pFieldTree->m_Root.GetField(i); + if (pField == pFormField) { + return TRUE; + } + } + return FALSE; +} +CPDF_FormField* CPDF_InterForm::GetFieldByDict(CPDF_Dictionary* pFieldDict) const +{ + if (pFieldDict == NULL) { + return NULL; + } + CFX_WideString csWName = GetFullName(pFieldDict); + return m_pFieldTree->GetField(csWName); +} +FX_DWORD CPDF_InterForm::CountControls(CFX_WideString csFieldName) +{ + if (csFieldName.IsEmpty()) { + return (FX_DWORD)m_ControlMap.GetCount(); + } + CPDF_FormField *pField = m_pFieldTree->GetField(csFieldName); + if (pField == NULL) { + return 0; + } + return pField->m_ControlList.GetSize(); +} +CPDF_FormControl* CPDF_InterForm::GetControl(FX_DWORD index, CFX_WideString csFieldName) +{ + CPDF_FormField *pField = m_pFieldTree->GetField(csFieldName); + if (pField == NULL) { + return NULL; + } + if (index < (FX_DWORD)pField->m_ControlList.GetSize()) { + return (CPDF_FormControl *)pField->m_ControlList.GetAt(index); + } + return NULL; +} +FX_BOOL CPDF_InterForm::IsValidFormControl(const void* pControl) +{ + if (pControl == NULL) { + return FALSE; + } + FX_POSITION pos = m_ControlMap.GetStartPosition(); + while (pos) { + CPDF_Dictionary* pWidgetDict = NULL; + void* pFormControl = NULL; + m_ControlMap.GetNextAssoc(pos, (FX_LPVOID&)pWidgetDict, pFormControl); + if (pControl == pFormControl) { + return TRUE; + } + } + return FALSE; +} +int CPDF_InterForm::CountPageControls(CPDF_Page* pPage) const +{ + CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); + if (pAnnotList == NULL) { + return 0; + } + int count = 0; + for (FX_DWORD i = 0; i < pAnnotList->GetCount(); i ++) { + CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i); + if (pAnnot == NULL) { + continue; + } + CPDF_FormControl* pControl; + if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { + continue; + } + count ++; + } + return count; +} +CPDF_FormControl* CPDF_InterForm::GetPageControl(CPDF_Page* pPage, int index) const +{ + CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); + if (pAnnotList == NULL) { + return NULL; + } + int count = 0; + for (FX_DWORD i = 0; i < pAnnotList->GetCount(); i ++) { + CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i); + if (pAnnot == NULL) { + continue; + } + CPDF_FormControl* pControl; + if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { + continue; + } + if (index == count) { + return pControl; + } + count ++; + } + return NULL; +} +CPDF_FormControl* CPDF_InterForm::GetControlAtPoint(CPDF_Page* pPage, FX_FLOAT pdf_x, FX_FLOAT pdf_y) const +{ + CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); + if (pAnnotList == NULL) { + return NULL; + } + for (FX_DWORD i = pAnnotList->GetCount(); i > 0; i --) { + CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i - 1); + if (pAnnot == NULL) { + continue; + } + CPDF_FormControl* pControl; + if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { + continue; + } + CFX_FloatRect rect = pControl->GetRect(); + if (rect.Contains(pdf_x, pdf_y)) { + return pControl; + } + } + return NULL; +} +CPDF_FormControl* CPDF_InterForm::GetControlByDict(CPDF_Dictionary* pWidgetDict) const +{ + CPDF_FormControl* pControl = NULL; + m_ControlMap.Lookup(pWidgetDict, (FX_LPVOID&)pControl); + return pControl; +} +FX_DWORD CPDF_InterForm::CountInternalFields(const CFX_WideString& csFieldName) const +{ + if (m_pFormDict == NULL) { + return 0; + } + CPDF_Array* pArray = m_pFormDict->GetArray("Fields"); + if (pArray == NULL) { + return 0; + } + if (csFieldName.IsEmpty()) { + return pArray->GetCount(); + } else { + int iLength = csFieldName.GetLength(); + int iPos = 0; + CPDF_Dictionary* pDict = NULL; + while (pArray != NULL) { + CFX_WideString csSub; + if (iPos < iLength && csFieldName[iPos] == L'.') { + iPos ++; + } + while (iPos < iLength && csFieldName[iPos] != L'.') { + csSub += csFieldName[iPos ++]; + } + int iCount = pArray->GetCount(); + FX_BOOL bFind = FALSE; + for (int i = 0; i < iCount; i ++) { + pDict = pArray->GetDict(i); + if (pDict == NULL) { + continue; + } + CFX_WideString csT = pDict->GetUnicodeText("T"); + if (csT == csSub) { + bFind = TRUE; + break; + } + } + if (!bFind) { + return 0; + } + if (iPos >= iLength) { + break; + } + pArray = pDict->GetArray("Kids"); + } + if (pDict == NULL) { + return 0; + } else { + pArray = pDict->GetArray("Kids"); + if (pArray == NULL) { + return 1; + } else { + return pArray->GetCount(); + } + } + } +} +CPDF_Dictionary* CPDF_InterForm::GetInternalField(FX_DWORD index, const CFX_WideString& csFieldName) const +{ + if (m_pFormDict == NULL) { + return NULL; + } + CPDF_Array* pArray = m_pFormDict->GetArray("Fields"); + if (pArray == NULL) { + return 0; + } + if (csFieldName.IsEmpty()) { + return pArray->GetDict(index); + } else { + int iLength = csFieldName.GetLength(); + int iPos = 0; + CPDF_Dictionary* pDict = NULL; + while (pArray != NULL) { + CFX_WideString csSub; + if (iPos < iLength && csFieldName[iPos] == L'.') { + iPos ++; + } + while (iPos < iLength && csFieldName[iPos] != L'.') { + csSub += csFieldName[iPos ++]; + } + int iCount = pArray->GetCount(); + FX_BOOL bFind = FALSE; + for (int i = 0; i < iCount; i ++) { + pDict = pArray->GetDict(i); + if (pDict == NULL) { + continue; + } + CFX_WideString csT = pDict->GetUnicodeText("T"); + if (csT == csSub) { + bFind = TRUE; + break; + } + } + if (!bFind) { + return NULL; + } + if (iPos >= iLength) { + break; + } + pArray = pDict->GetArray("Kids"); + } + if (pDict == NULL) { + return NULL; + } else { + pArray = pDict->GetArray("Kids"); + if (pArray == NULL) { + return pDict; + } else { + return pArray->GetDict(index); + } + } + } +} +FX_BOOL CPDF_InterForm::NeedConstructAP() +{ + if (m_pFormDict == NULL) { + return FALSE; + } + return m_pFormDict->GetBoolean("NeedAppearances"); +} +void CPDF_InterForm::NeedConstructAP(FX_BOOL bNeedAP) +{ + if (m_pFormDict == NULL) { + InitInterFormDict(m_pFormDict, m_pDocument); + } + m_pFormDict->SetAtBoolean("NeedAppearances", bNeedAP); + m_bGenerateAP = bNeedAP; +} +int CPDF_InterForm::CountFieldsInCalculationOrder() +{ + if (m_pFormDict == NULL) { + return 0; + } + CPDF_Array* pArray = m_pFormDict->GetArray("CO"); + if (pArray == NULL) { + return 0; + } + return pArray->GetCount(); +} +CPDF_FormField* CPDF_InterForm::GetFieldInCalculationOrder(int index) +{ + if (m_pFormDict == NULL || index < 0) { + return NULL; + } + CPDF_Array* pArray = m_pFormDict->GetArray("CO"); + if (pArray == NULL) { + return NULL; + } + CPDF_Object* pElement = pArray->GetElementValue(index); + if (pElement != NULL && pElement->GetType() == PDFOBJ_DICTIONARY) { + return GetFieldByDict((CPDF_Dictionary*)pElement); + } + return NULL; +} +int CPDF_InterForm::FindFieldInCalculationOrder(const CPDF_FormField* pField) +{ + if (m_pFormDict == NULL || pField == NULL) { + return -1; + } + CPDF_Array* pArray = m_pFormDict->GetArray("CO"); + if (pArray == NULL) { + return -1; + } + for (FX_DWORD i = 0; i < pArray->GetCount(); i ++) { + CPDF_Object* pElement = pArray->GetElementValue(i); + if (pElement == pField->m_pDict) { + return i; + } + } + return -1; +} +FX_DWORD CPDF_InterForm::CountFormFonts() +{ + return CountInterFormFonts(m_pFormDict); +} +CPDF_Font* CPDF_InterForm::GetFormFont(FX_DWORD index, CFX_ByteString& csNameTag) +{ + return GetInterFormFont(m_pFormDict, m_pDocument, index, csNameTag); +} +CPDF_Font* CPDF_InterForm::GetFormFont(CFX_ByteString csNameTag) +{ + return GetInterFormFont(m_pFormDict, m_pDocument, csNameTag); +} +CPDF_Font* CPDF_InterForm::GetFormFont(CFX_ByteString csFontName, CFX_ByteString& csNameTag) +{ + return GetInterFormFont(m_pFormDict, m_pDocument, csFontName, csNameTag); +} +CPDF_Font* CPDF_InterForm::GetNativeFormFont(FX_BYTE charSet, CFX_ByteString& csNameTag) +{ + return GetNativeInterFormFont(m_pFormDict, m_pDocument, charSet, csNameTag); +} +CPDF_Font* CPDF_InterForm::GetNativeFormFont(CFX_ByteString& csNameTag) +{ + return GetNativeInterFormFont(m_pFormDict, m_pDocument, csNameTag); +} +FX_BOOL CPDF_InterForm::FindFormFont(const CPDF_Font* pFont, CFX_ByteString& csNameTag) +{ + return FindInterFormFont(m_pFormDict, pFont, csNameTag); +} +FX_BOOL CPDF_InterForm::FindFormFont(CFX_ByteString csFontName, CPDF_Font*& pFont, CFX_ByteString& csNameTag) +{ + return FindInterFormFont(m_pFormDict, m_pDocument, csFontName, pFont, csNameTag); +} +void CPDF_InterForm::AddFormFont(const CPDF_Font* pFont, CFX_ByteString& csNameTag) +{ + AddInterFormFont(m_pFormDict, m_pDocument, pFont, csNameTag); + m_bUpdated = TRUE; +} +CPDF_Font* CPDF_InterForm::AddNativeFormFont(FX_BYTE charSet, CFX_ByteString& csNameTag) +{ + m_bUpdated = TRUE; + return AddNativeInterFormFont(m_pFormDict, m_pDocument, charSet, csNameTag); +} +CPDF_Font* CPDF_InterForm::AddNativeFormFont(CFX_ByteString& csNameTag) +{ + m_bUpdated = TRUE; + return AddNativeInterFormFont(m_pFormDict, m_pDocument, csNameTag); +} +void CPDF_InterForm::RemoveFormFont(const CPDF_Font* pFont) +{ + m_bUpdated = TRUE; + RemoveInterFormFont(m_pFormDict, pFont); +} +void CPDF_InterForm::RemoveFormFont(CFX_ByteString csNameTag) +{ + m_bUpdated = TRUE; + RemoveInterFormFont(m_pFormDict, csNameTag); +} +CPDF_DefaultAppearance CPDF_InterForm::GetDefaultAppearance() +{ + CFX_ByteString csDA; + if (m_pFormDict == NULL) { + return csDA; + } + csDA = m_pFormDict->GetString("DA"); + return csDA; +} +CPDF_Font* CPDF_InterForm::GetDefaultFormFont() +{ + return GetDefaultInterFormFont(m_pFormDict, m_pDocument); +} +int CPDF_InterForm::GetFormAlignment() +{ + if (m_pFormDict == NULL) { + return 0; + } + return m_pFormDict->GetInteger("Q", 0); +} +FX_BOOL CPDF_InterForm::ResetForm(const CFX_PtrArray& fields, FX_BOOL bIncludeOrExclude, FX_BOOL bNotify) +{ + if (bNotify && m_pFormNotify != NULL) { + int iRet = m_pFormNotify->BeforeFormReset(this); + if (iRet < 0) { + return FALSE; + } + } + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int i = 0; i < nCount; i++) { + CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); + if (pField == NULL) { + continue; + } + FX_BOOL bFind = FALSE; + int iCount = fields.GetSize(); + for (int i = 0; i < iCount; i ++) { + if (pField == (CPDF_FormField*)fields[i]) { + bFind = TRUE; + break; + } + } + if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { + pField->ResetField(bNotify); + } + } + if (bNotify && m_pFormNotify != NULL) { + m_pFormNotify->AfterFormReset(this); + } + return TRUE; +} +FX_BOOL CPDF_InterForm::ResetForm(FX_BOOL bNotify) +{ + if (bNotify && m_pFormNotify != NULL) { + int iRet = m_pFormNotify->BeforeFormReset(this); + if (iRet < 0) { + return FALSE; + } + } + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int i = 0; i < nCount; i++) { + CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); + if (pField == NULL) { + continue; + } + pField->ResetField(bNotify); + } + if (bNotify && m_pFormNotify != NULL) { + m_pFormNotify->AfterFormReset(this); + } + return TRUE; +} +void CPDF_InterForm::ReloadForm() +{ + FX_POSITION pos = m_ControlMap.GetStartPosition(); + while (pos) { + CPDF_Dictionary* pWidgetDict; + CPDF_FormControl* pControl; + m_ControlMap.GetNextAssoc(pos, (FX_LPVOID&)pWidgetDict, (FX_LPVOID&)pControl); + delete pControl; + } + m_ControlMap.RemoveAll(); + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int k = 0; k < nCount; k ++) { + CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(k); + delete pField; + } + m_pFieldTree->RemoveAll(); + if (m_pFormDict == NULL) { + return; + } + CPDF_Array* pFields = m_pFormDict->GetArray("Fields"); + if (pFields == NULL) { + return; + } + int iCount = pFields->GetCount(); + for (int i = 0; i < iCount; i ++) { + LoadField(pFields->GetDict(i)); + } +} +void CPDF_InterForm::LoadField(CPDF_Dictionary* pFieldDict, int nLevel) +{ + if (nLevel > nMaxRecursion) { + return; + } + if (pFieldDict == NULL) { + return; + } + FX_DWORD dwParentObjNum = pFieldDict->GetObjNum(); + CPDF_Array* pKids = pFieldDict->GetArray("Kids"); + if (!pKids) { + AddTerminalField(pFieldDict); + return; + } + CPDF_Dictionary* pFirstKid = pKids->GetDict(0); + if (pFirstKid == NULL) { + return; + } + if (pFirstKid->KeyExist("T") || pFirstKid->KeyExist("Kids")) { + for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { + CPDF_Dictionary * pChildDict = pKids->GetDict(i); + if (pChildDict) { + if (pChildDict->GetObjNum() != dwParentObjNum) { + LoadField(pChildDict, nLevel + 1); + } + } + } + } else { + AddTerminalField(pFieldDict); + } +} +FX_BOOL CPDF_InterForm::HasXFAForm() const +{ + return m_pFormDict && m_pFormDict->GetArray(FX_BSTRC("XFA")) != NULL; +} +void CPDF_InterForm::FixPageFields(const CPDF_Page* pPage) +{ + ASSERT(pPage != NULL); + CPDF_Dictionary* pPageDict = pPage->m_pFormDict; + if (pPageDict == NULL) { + return; + } + CPDF_Array* pAnnots = pPageDict->GetArray(FX_BSTRC("Annots")); + if (pAnnots == NULL) { + return; + } + int iAnnotCount = pAnnots->GetCount(); + for (int i = 0; i < iAnnotCount; i++) { + CPDF_Dictionary* pAnnot = pAnnots->GetDict(i); + if (pAnnot != NULL && pAnnot->GetString(FX_BSTRC("Subtype")) == "Widget") { + LoadField(pAnnot); + } + } +} +CPDF_FormField* CPDF_InterForm::AddTerminalField(const CPDF_Dictionary* pFieldDict) +{ + if (!pFieldDict->KeyExist(FX_BSTRC("T"))) { + return NULL; + } + CPDF_Dictionary* pDict = (CPDF_Dictionary*)pFieldDict; + CFX_WideString csWName = GetFullName(pDict); + if (csWName.IsEmpty()) { + return NULL; + } + CPDF_FormField* pField = NULL; + pField = m_pFieldTree->GetField(csWName); + if (pField == NULL) { + CPDF_Dictionary *pParent = (CPDF_Dictionary*)pFieldDict; + if (!pFieldDict->KeyExist(FX_BSTR("T")) && + pFieldDict->GetString(FX_BSTRC("Subtype")) == FX_BSTRC("Widget")) { + pParent = pFieldDict->GetDict(FX_BSTRC("Parent")); + if (!pParent) { + pParent = (CPDF_Dictionary*)pFieldDict; + } + } + if (pParent && pParent != pFieldDict && !pParent->KeyExist(FX_BSTRC("FT"))) { + if (pFieldDict->KeyExist(FX_BSTRC("FT"))) { + CPDF_Object *pFTValue = pFieldDict->GetElementValue(FX_BSTRC("FT")); + if (pFTValue) { + pParent->SetAt(FX_BSTRC("FT"), pFTValue->Clone()); + } + } + if (pFieldDict->KeyExist(FX_BSTRC("Ff"))) { + CPDF_Object *pFfValue = pFieldDict->GetElementValue(FX_BSTRC("Ff")); + if (pFfValue) { + pParent->SetAt(FX_BSTRC("Ff"), pFfValue->Clone()); + } + } + } + pField = FX_NEW CPDF_FormField(this, pParent); + CPDF_Object* pTObj = pDict->GetElement("T"); + if (pTObj && pTObj->GetType() == PDFOBJ_REFERENCE) { + CPDF_Object* pClone = pTObj->Clone(TRUE); + if (pClone) { + pDict->SetAt("T", pClone); + } else { + pDict->SetAtName("T", ""); + } + } + m_pFieldTree->SetField(csWName, pField); + } + CPDF_Array* pKids = pFieldDict->GetArray("Kids"); + if (pKids == NULL) { + if (pFieldDict->GetString("Subtype") == "Widget") { + AddControl(pField, pFieldDict); + } + } else { + for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { + CPDF_Dictionary* pKid = pKids->GetDict(i); + if (pKid == NULL) { + continue; + } + if (pKid->GetString("Subtype") != "Widget") { + continue; + } + AddControl(pField, pKid); + } + } + return pField; +} +CPDF_FormControl* CPDF_InterForm::AddControl(const CPDF_FormField* pField, const CPDF_Dictionary* pWidgetDict) +{ + void *rValue = NULL; + if (m_ControlMap.Lookup((CPDF_Dictionary*)pWidgetDict, rValue)) { + return (CPDF_FormControl*)rValue; + } + CPDF_FormControl* pControl = FX_NEW CPDF_FormControl((CPDF_FormField*)pField, (CPDF_Dictionary*)pWidgetDict); + if (pControl == NULL) { + return NULL; + } + m_ControlMap.SetAt((CPDF_Dictionary*)pWidgetDict, pControl); + ((CPDF_FormField*)pField)->m_ControlList.Add(pControl); + return pControl; +} +CPDF_FormField* CPDF_InterForm::CheckRequiredFields(const CFX_PtrArray *fields, FX_BOOL bIncludeOrExclude) const +{ + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int i = 0; i < nCount; i++) { + CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); + if (pField == NULL) { + continue; + } + FX_INT32 iType = pField->GetType(); + if (iType == CPDF_FormField::PushButton || iType == CPDF_FormField::CheckBox || iType == CPDF_FormField::ListBox) { + continue; + } + FX_DWORD dwFlags = pField->GetFieldFlags(); + if (dwFlags & 0x04) { + continue; + } + FX_BOOL bFind = TRUE; + if (fields != NULL) { + bFind = fields->Find(pField, 0) >= 0; + } + if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { + CPDF_Dictionary *pFieldDict = pField->m_pDict; + if ((dwFlags & 0x02) != 0 && pFieldDict->GetString("V").IsEmpty()) { + return pField; + } + } + } + return NULL; +} +CFDF_Document* CPDF_InterForm::ExportToFDF(FX_WSTR pdf_path, FX_BOOL bSimpleFileSpec) const +{ + CFX_PtrArray fields; + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int i = 0; i < nCount; i ++) { + CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); + fields.Add(pField); + } + return ExportToFDF(pdf_path, fields, TRUE, bSimpleFileSpec); +} +CFX_WideString FILESPEC_EncodeFileName(FX_WSTR filepath); +CFDF_Document* CPDF_InterForm::ExportToFDF(FX_WSTR pdf_path, CFX_PtrArray& fields, FX_BOOL bIncludeOrExclude, FX_BOOL bSimpleFileSpec) const +{ + CFDF_Document* pDoc = CFDF_Document::CreateNewDoc(); + if (pDoc == NULL) { + return NULL; + } + CPDF_Dictionary* pMainDict = pDoc->GetRoot()->GetDict("FDF"); + if (!pdf_path.IsEmpty()) { + if (bSimpleFileSpec) { + CFX_WideString wsFilePath = FILESPEC_EncodeFileName(pdf_path); + pMainDict->SetAtString(FX_BSTRC("F"), CFX_ByteString::FromUnicode(wsFilePath)); + pMainDict->SetAtString(FX_BSTRC("UF"), PDF_EncodeText(wsFilePath)); + } else { + CPDF_FileSpec filespec; + filespec.SetFileName(pdf_path); + pMainDict->SetAt("F", (CPDF_Object*)filespec); + } + } + CPDF_Array* pFields = CPDF_Array::Create(); + if (pFields == NULL) { + return NULL; + } + pMainDict->SetAt("Fields", pFields); + int nCount = m_pFieldTree->m_Root.CountFields(); + for (int i = 0; i < nCount; i ++) { + CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); + if (pField == NULL || pField->GetType() == CPDF_FormField::PushButton) { + continue; + } + FX_DWORD dwFlags = pField->GetFieldFlags(); + if (dwFlags & 0x04) { + continue; + } + FX_BOOL bFind = fields.Find(pField, 0) >= 0; + if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { + if ((dwFlags & 0x02) != 0 && pField->m_pDict->GetString("V").IsEmpty()) { + continue; + } + CFX_WideString fullname = GetFullName(pField->GetFieldDict()); + CPDF_Dictionary* pFieldDict = CPDF_Dictionary::Create(); + if (pFieldDict == NULL) { + return NULL; + } + CPDF_String* pString = CPDF_String::Create(fullname); + if (pString == NULL) { + pFieldDict->Release(); + return NULL; + } + pFieldDict->SetAt("T", pString); + if (pField->GetType() == CPDF_FormField::CheckBox || pField->GetType() == CPDF_FormField::RadioButton) { + CFX_WideString csExport = pField->GetCheckValue(FALSE); + CFX_ByteString csBExport = PDF_EncodeText(csExport); + CPDF_Object* pOpt = FPDF_GetFieldAttr(pField->m_pDict, "Opt"); + if (pOpt == NULL) { + pFieldDict->SetAtName("V", csBExport); + } else { + pFieldDict->SetAtString("V", csBExport); + } + } else { + CPDF_Object* pV = FPDF_GetFieldAttr(pField->m_pDict, "V"); + if (pV != NULL) { + pFieldDict->SetAt("V", pV->Clone(TRUE)); + } + } + pFields->Add(pFieldDict); + } + } + return pDoc; +} +const struct _SupportFieldEncoding { + FX_LPCSTR m_name; + FX_INT32 m_codePage; +} g_fieldEncoding[] = { + "BigFive", 950, + "GBK", 936, + "Shift-JIS", 932, + "UHC", 949, +}; +static void FPDFDOC_FDF_GetFieldValue(CPDF_Dictionary *pFieldDict, CFX_WideString &csValue, CFX_ByteString &bsEncoding) +{ + ASSERT(pFieldDict != NULL); + CFX_ByteString csBValue = pFieldDict->GetString("V"); + FX_INT32 iCount = sizeof(g_fieldEncoding) / sizeof(g_fieldEncoding[0]); + FX_INT32 i = 0; + for (; i < iCount; ++i) + if (bsEncoding == g_fieldEncoding[i].m_name) { + break; + } + if (i < iCount) { + CFX_CharMap *pCharMap = CFX_CharMap::GetDefaultMapper(g_fieldEncoding[i].m_codePage); + FXSYS_assert(pCharMap != NULL); + csValue.ConvertFrom(csBValue, pCharMap); + return; + } + CFX_ByteString csTemp = csBValue.Left(2); + if (csTemp == "\xFF\xFE" || csTemp == "\xFE\xFF") { + csValue = PDF_DecodeText(csBValue); + } else { + csValue = CFX_WideString::FromLocal(csBValue); + } +} +void CPDF_InterForm::FDF_ImportField(CPDF_Dictionary* pFieldDict, const CFX_WideString& parent_name, FX_BOOL bNotify, int nLevel) +{ + CFX_WideString name; + if (!parent_name.IsEmpty()) { + name = parent_name + L"."; + } + name += pFieldDict->GetUnicodeText("T"); + CPDF_Array* pKids = pFieldDict->GetArray("Kids"); + if (pKids) { + for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { + CPDF_Dictionary* pKid = pKids->GetDict(i); + if (pKid == NULL) { + continue; + } + if (nLevel <= nMaxRecursion) { + FDF_ImportField(pKid, name, bNotify, nLevel + 1); + } + } + return; + } + if (!pFieldDict->KeyExist("V")) { + return; + } + CPDF_FormField* pField = m_pFieldTree->GetField(name); + if (pField == NULL) { + return; + } + CFX_WideString csWValue; + FPDFDOC_FDF_GetFieldValue(pFieldDict, csWValue, m_bsEncoding); + int iType = pField->GetFieldType(); + if (bNotify && m_pFormNotify != NULL) { + int iRet = 0; + if (iType == FIELDTYPE_LISTBOX) { + iRet = m_pFormNotify->BeforeSelectionChange(pField, csWValue); + } else if (iType == FIELDTYPE_COMBOBOX || iType == FIELDTYPE_TEXTFIELD) { + iRet = m_pFormNotify->BeforeValueChange(pField, csWValue); + } + if (iRet < 0) { + return; + } + } + CFX_ByteArray statusArray; + if (iType == FIELDTYPE_CHECKBOX || iType == FIELDTYPE_RADIOBUTTON) { + SaveCheckedFieldStatus(pField, statusArray); + } + pField->SetValue(csWValue); + CPDF_FormField::Type eType = pField->GetType(); + if ((eType == CPDF_FormField::ListBox || eType == CPDF_FormField::ComboBox) && pFieldDict->KeyExist("Opt")) { + pField->m_pDict->SetAt("Opt", pFieldDict->GetElementValue("Opt")->Clone(TRUE)); + } + if (bNotify && m_pFormNotify != NULL) { + if (iType == FIELDTYPE_CHECKBOX || iType == FIELDTYPE_RADIOBUTTON) { + m_pFormNotify->AfterCheckedStatusChange(pField, statusArray); + } else if (iType == FIELDTYPE_LISTBOX) { + m_pFormNotify->AfterSelectionChange(pField); + } else if (iType == FIELDTYPE_COMBOBOX || iType == FIELDTYPE_TEXTFIELD) { + m_pFormNotify->AfterValueChange(pField); + } + } + if (CPDF_InterForm::m_bUpdateAP) { + pField->UpdateAP(NULL); + } +} +FX_BOOL CPDF_InterForm::ImportFromFDF(const CFDF_Document* pFDF, FX_BOOL bNotify) +{ + if (pFDF == NULL) { + return FALSE; + } + CPDF_Dictionary* pMainDict = pFDF->GetRoot()->GetDict("FDF"); + if (pMainDict == NULL) { + return FALSE; + } + CPDF_Array* pFields = pMainDict->GetArray("Fields"); + if (pFields == NULL) { + return FALSE; + } + m_bsEncoding = pMainDict->GetString(FX_BSTRC("Encoding")); + if (bNotify && m_pFormNotify != NULL) { + int iRet = m_pFormNotify->BeforeFormImportData(this); + if (iRet < 0) { + return FALSE; + } + } + for (FX_DWORD i = 0; i < pFields->GetCount(); i ++) { + CPDF_Dictionary* pField = pFields->GetDict(i); + if (pField == NULL) { + continue; + } + FDF_ImportField(pField, L"", bNotify); + } + if (bNotify && m_pFormNotify != NULL) { + m_pFormNotify->AfterFormImportData(this); + } + return TRUE; +} +void CPDF_InterForm::SetFormNotify(const CPDF_FormNotify* pNotify) +{ + m_pFormNotify = (CPDF_FormNotify*)pNotify; +} +int CPDF_InterForm::GetPageWithWidget(int iCurPage, FX_BOOL bNext) +{ + if (iCurPage < 0) { + return -1; + } + int iPageCount = m_pDocument->GetPageCount(); + if (iCurPage >= iPageCount) { + return -1; + } + int iNewPage = iCurPage; + do { + iNewPage += bNext ? 1 : -1; + if (iNewPage >= iPageCount) { + iNewPage = 0; + } + if (iNewPage < 0) { + iNewPage = iPageCount - 1; + } + if (iNewPage == iCurPage) { + break; + } + CPDF_Dictionary* pPageDict = m_pDocument->GetPage(iNewPage); + if (pPageDict == NULL) { + continue; + } + CPDF_Array* pAnnots = pPageDict->GetArray("Annots"); + if (pAnnots == NULL) { + continue; + } + FX_DWORD dwCount = pAnnots->GetCount(); + for (FX_DWORD i = 0; i < dwCount; i ++) { + CPDF_Object* pAnnotDict = pAnnots->GetElementValue(i); + if (pAnnotDict == NULL) { + continue; + } + CPDF_FormControl* pControl = NULL; + if (m_ControlMap.Lookup(pAnnotDict, (void*&)pControl)) { + return iNewPage; + } + } + } while (TRUE); + return -1; +} -- cgit v1.2.3