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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_CPDF_INTERFORM_H_
#define CORE_FPDFDOC_CPDF_INTERFORM_H_
#include <map>
#include <memory>
#include <vector>
#include "core/fpdfapi/parser/fpdf_parser_decode.h"
#include "core/fpdfdoc/cpdf_defaultappearance.h"
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/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;
CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict,
CPDF_Document* pDocument,
CFX_ByteString& csNameTag);
class CPDF_InterForm {
public:
explicit CPDF_InterForm(CPDF_Document* pDocument);
~CPDF_InterForm();
static void SetUpdateAP(bool bUpdateAP);
static bool IsUpdateAPEnabled();
static CFX_ByteString GenerateNewResourceName(const CPDF_Dictionary* pResDict,
const FX_CHAR* csType,
int iMinLen,
const FX_CHAR* csPrefix);
static CPDF_Font* AddStandardFont(CPDF_Document* pDocument,
CFX_ByteString csFontName);
static CFX_ByteString GetNativeFont(uint8_t iCharSet, void* pLogFont);
static uint8_t GetNativeCharSet();
static CPDF_Font* AddNativeFont(uint8_t iCharSet, CPDF_Document* pDocument);
static CPDF_Font* AddNativeFont(CPDF_Document* pDocument);
size_t CountFields(const CFX_WideString& csFieldName) const;
CPDF_FormField* GetField(uint32_t index,
const CFX_WideString& csFieldName) const;
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;
bool NeedConstructAP() const;
int CountFieldsInCalculationOrder();
CPDF_FormField* GetFieldInCalculationOrder(int index);
int FindFieldInCalculationOrder(const CPDF_FormField* pField);
CPDF_Font* GetFormFont(CFX_ByteString csNameTag);
CPDF_DefaultAppearance GetDefaultAppearance() const;
int GetFormAlignment() const;
CPDF_FormField* CheckRequiredFields(
const std::vector<CPDF_FormField*>* fields,
bool bIncludeOrExclude) const;
std::unique_ptr<CFDF_Document> ExportToFDF(const CFX_WideStringC& pdf_path,
bool bSimpleFileSpec) const;
std::unique_ptr<CFDF_Document> ExportToFDF(
const CFX_WideStringC& pdf_path,
const std::vector<CPDF_FormField*>& fields,
bool bIncludeOrExclude,
bool bSimpleFileSpec) const;
bool ResetForm(const std::vector<CPDF_FormField*>& fields,
bool bIncludeOrExclude,
bool bNotify);
bool ResetForm(bool bNotify);
void SetFormNotify(IPDF_FormNotify* pNotify);
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);
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,
bool bNotify = false,
int nLevel = 0);
bool ValidateFieldName(CFX_WideString& csNewFieldName,
int iType,
const CPDF_FormField* pExcludedField,
const CPDF_FormControl* pExcludedControl) const;
static bool s_bUpdateAP;
CPDF_Document* const m_pDocument;
CPDF_Dictionary* m_pFormDict;
std::map<const CPDF_Dictionary*, std::unique_ptr<CPDF_FormControl>>
m_ControlMap;
std::unique_ptr<CFieldTree> m_pFieldTree;
CFX_ByteString m_bsEncoding;
IPDF_FormNotify* m_pFormNotify;
};
#endif // CORE_FPDFDOC_CPDF_INTERFORM_H_
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