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// 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_
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