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Diffstat (limited to 'core/fpdfdoc/include/cpdf_interform.h')
| -rw-r--r-- | core/fpdfdoc/include/cpdf_interform.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/core/fpdfdoc/include/cpdf_interform.h b/core/fpdfdoc/include/cpdf_interform.h new file mode 100644 index 0000000000..f07172c42b --- /dev/null +++ b/core/fpdfdoc/include/cpdf_interform.h @@ -0,0 +1,155 @@ +// Copyright 2016 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 + +#ifndef CORE_FPDFDOC_INCLUDE_CPDF_INTERFORM_H_ +#define CORE_FPDFDOC_INCLUDE_CPDF_INTERFORM_H_ + +#include <map> +#include <memory> +#include <vector> + +#include "core/fpdfapi/fpdf_parser/include/fpdf_parser_decode.h" +#include "core/fpdfdoc/include/cpdf_defaultappearance.h" +#include "core/fxcrt/include/fx_string.h" +#include "core/fxcrt/include/fx_system.h" + +class CFieldTree; +class CFDF_Document; +class CPDF_Document; +class CPDF_Dictionary; +class CPDF_Font; +class CPDF_FormControl; +class CPDF_FormField; +class CPDF_Object; +class CPDF_Page; +class IPDF_FormNotify; + +class CPDF_InterForm { + public: + explicit CPDF_InterForm(CPDF_Document* pDocument); + ~CPDF_InterForm(); + + static void SetUpdateAP(FX_BOOL bUpdateAP); + static FX_BOOL IsUpdateAPEnabled(); + static CFX_ByteString GenerateNewResourceName(const CPDF_Dictionary* pResDict, + const FX_CHAR* csType, + int iMinLen = 2, + const FX_CHAR* csPrefix = ""); + static CPDF_Font* AddStandardFont(CPDF_Document* pDocument, + CFX_ByteString csFontName); + static CFX_ByteString GetNativeFont(uint8_t iCharSet, + void* pLogFont = nullptr); + static CFX_ByteString GetNativeFont(void* pLogFont = nullptr); + static uint8_t GetNativeCharSet(); + static CPDF_Font* AddNativeFont(uint8_t iCharSet, CPDF_Document* pDocument); + static CPDF_Font* AddNativeFont(CPDF_Document* pDocument); + + FX_BOOL ValidateFieldName(CFX_WideString& csNewFieldName, int iType); + FX_BOOL ValidateFieldName(const CPDF_FormField* pField, + CFX_WideString& csNewFieldName); + FX_BOOL ValidateFieldName(const CPDF_FormControl* pControl, + CFX_WideString& csNewFieldName); + + uint32_t CountFields(const CFX_WideString& csFieldName = L""); + CPDF_FormField* GetField(uint32_t index, + const CFX_WideString& csFieldName = L""); + CPDF_FormField* GetFieldByDict(CPDF_Dictionary* pFieldDict) const; + + CPDF_FormControl* GetControlAtPoint(CPDF_Page* pPage, + FX_FLOAT pdf_x, + FX_FLOAT pdf_y, + int* z_order) const; + CPDF_FormControl* GetControlByDict(const CPDF_Dictionary* pWidgetDict) const; + + CPDF_Document* GetDocument() const { return m_pDocument; } + CPDF_Dictionary* GetFormDict() const { return m_pFormDict; } + FX_BOOL NeedConstructAP() const; + int CountFieldsInCalculationOrder(); + CPDF_FormField* GetFieldInCalculationOrder(int index); + int FindFieldInCalculationOrder(const CPDF_FormField* pField); + + uint32_t CountFormFonts(); + CPDF_Font* GetFormFont(uint32_t index, CFX_ByteString& csNameTag); + CPDF_Font* GetFormFont(CFX_ByteString csNameTag); + CPDF_Font* GetFormFont(CFX_ByteString csFontName, CFX_ByteString& csNameTag); + CPDF_Font* GetNativeFormFont(uint8_t iCharSet, CFX_ByteString& csNameTag); + CPDF_Font* GetNativeFormFont(CFX_ByteString& csNameTag); + FX_BOOL FindFormFont(const CPDF_Font* pFont, CFX_ByteString& csNameTag); + FX_BOOL FindFormFont(CFX_ByteString csFontName, + CPDF_Font*& pFont, + CFX_ByteString& csNameTag); + + FX_BOOL FindFormFont(CFX_WideString csFontName, + CPDF_Font*& pFont, + CFX_ByteString& csNameTag) { + return FindFormFont(PDF_EncodeText(csFontName), pFont, csNameTag); + } + + void AddFormFont(const CPDF_Font* pFont, CFX_ByteString& csNameTag); + CPDF_Font* AddNativeFormFont(uint8_t iCharSet, CFX_ByteString& csNameTag); + CPDF_Font* AddNativeFormFont(CFX_ByteString& csNameTag); + + void RemoveFormFont(const CPDF_Font* pFont); + void RemoveFormFont(CFX_ByteString csNameTag); + + CPDF_DefaultAppearance GetDefaultAppearance(); + CPDF_Font* GetDefaultFormFont(); + int GetFormAlignment(); + + CPDF_FormField* CheckRequiredFields( + const std::vector<CPDF_FormField*>* fields, + bool bIncludeOrExclude) const; + + CFDF_Document* ExportToFDF(const CFX_WideStringC& pdf_path, + bool bSimpleFileSpec = false) const; + CFDF_Document* ExportToFDF(const CFX_WideStringC& pdf_path, + const std::vector<CPDF_FormField*>& fields, + bool bIncludeOrExclude = true, + bool bSimpleFileSpec = false) const; + FX_BOOL ImportFromFDF(const CFDF_Document* pFDFDoc, FX_BOOL bNotify = FALSE); + + bool ResetForm(const std::vector<CPDF_FormField*>& fields, + bool bIncludeOrExclude = true, + bool bNotify = false); + bool ResetForm(bool bNotify = false); + + void SetFormNotify(IPDF_FormNotify* pNotify); + FX_BOOL HasXFAForm() const; + void FixPageFields(const CPDF_Page* pPage); + + private: + friend class CPDF_FormControl; + friend class CPDF_FormField; + + void LoadField(CPDF_Dictionary* pFieldDict, int nLevel = 0); + CPDF_Object* GetFieldAttr(CPDF_Dictionary* pFieldDict, const FX_CHAR* name); + CPDF_FormField* AddTerminalField(CPDF_Dictionary* pFieldDict); + CPDF_FormControl* AddControl(CPDF_FormField* pField, + CPDF_Dictionary* pWidgetDict); + void FDF_ImportField(CPDF_Dictionary* pField, + const CFX_WideString& parent_name, + FX_BOOL bNotify = FALSE, + int nLevel = 0); + FX_BOOL ValidateFieldName(CFX_WideString& csNewFieldName, + int iType, + const CPDF_FormField* pExcludedField, + const CPDF_FormControl* pExcludedControl); + int CompareFieldName(const CFX_WideString& name1, + const CFX_WideString& name2); + int CompareFieldName(const CFX_ByteString& name1, + const CFX_ByteString& name2); + + static FX_BOOL s_bUpdateAP; + + CPDF_Document* const m_pDocument; + CPDF_Dictionary* m_pFormDict; + std::map<const CPDF_Dictionary*, CPDF_FormControl*> m_ControlMap; + std::unique_ptr<CFieldTree> m_pFieldTree; + CFX_ByteString m_bsEncoding; + IPDF_FormNotify* m_pFormNotify; +}; + +#endif // CORE_FPDFDOC_INCLUDE_CPDF_INTERFORM_H_ |