cxfa_localevalue.h

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// Copyright 2014 The PDFium Authors
// 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 XFA_FXFA_PARSER_CXFA_LOCALEVALUE_H_
#define XFA_FXFA_PARSER_CXFA_LOCALEVALUE_H_
 
#include <stdint.h>
 
#include "core/fxcrt/unowned_ptr.h"
#include "core/fxcrt/widestring.h"
#include "v8/include/cppgc/macros.h"
#include "xfa/fxfa/parser/cxfa_node.h"
 
class CFX_DateTime;
class CXFA_LocaleMgr;
class GCedLocaleIface;
 
class CXFA_LocaleValue {
  CPPGC_STACK_ALLOCATED();  // Raw/Unowned pointers allowed.
 
 public:
  enum class ValueType : uint8_t {
    kNull = 0,
    kBoolean,
    kInteger,
    kDecimal,
    kFloat,
    kText,
    kDate,
    kTime,
    kDateTime,
  };
 
  CXFA_LocaleValue();
  CXFA_LocaleValue(ValueType eType, CXFA_LocaleMgr* pLocaleMgr);
  CXFA_LocaleValue(ValueType eType,
                   const WideString& wsValue,
                   CXFA_LocaleMgr* pLocaleMgr);
  CXFA_LocaleValue(ValueType dwType,
                   const WideString& wsValue,
                   const WideString& wsFormat,
                   GCedLocaleIface* pLocale,
                   CXFA_LocaleMgr* pLocaleMgr);
  CXFA_LocaleValue(const CXFA_LocaleValue& that);
  ~CXFA_LocaleValue();
 
  CXFA_LocaleValue& operator=(const CXFA_LocaleValue& that);
 
  bool ValidateValue(const WideString& wsValue,
                     const WideString& wsPattern,
                     GCedLocaleIface* pLocale,
                     WideString* pMatchFormat);
 
  bool FormatPatterns(WideString& wsResult,
                      const WideString& wsFormat,
                      GCedLocaleIface* pLocale,
                      XFA_ValuePicture eValueType) const;
 
  void GetNumericFormat(WideString& wsFormat, int32_t nIntLen, int32_t nDecLen);
  bool ValidateNumericTemp(const WideString& wsNumeric,
                           const WideString& wsFormat,
                           GCedLocaleIface* pLocale);
 
  bool IsValid() const { return m_bValid; }
  const WideString& GetValue() const { return m_wsValue; }
  ValueType GetType() const { return m_eType; }
  double GetDoubleNum() const;
  bool SetDate(const CFX_DateTime& d);
  CFX_DateTime GetDate() const;
  CFX_DateTime GetTime() const;
 
 private:
  bool FormatSinglePattern(WideString& wsResult,
                           const WideString& wsFormat,
                           GCedLocaleIface* pLocale,
                           XFA_ValuePicture eValueType) const;
  bool ValidateCanonicalValue(const WideString& wsValue, ValueType eType);
  bool ValidateCanonicalDate(const WideString& wsDate, CFX_DateTime* unDate);
  bool ValidateCanonicalTime(const WideString& wsTime);
 
  bool SetTime(const CFX_DateTime& t);
  bool SetDateTime(const CFX_DateTime& dt);
 
  bool ParsePatternValue(const WideString& wsValue,
                         const WideString& wsPattern,
                         GCedLocaleIface* pLocale);
 
  UnownedPtr<CXFA_LocaleMgr> m_pLocaleMgr;  // Ok, stack-only.
  WideString m_wsValue;
  ValueType m_eType = ValueType::kNull;
  bool m_bValid = true;
};
 
#endif  // XFA_FXFA_PARSER_CXFA_LOCALEVALUE_H_