xref: /aosp_15_r20/external/pdfium/xfa/fgas/crt/cfgas_decimal.h (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1*3ac0a46fSAndroid Build Coastguard Worker // Copyright 2017 The PDFium Authors
2*3ac0a46fSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*3ac0a46fSAndroid Build Coastguard Worker // found in the LICENSE file.
4*3ac0a46fSAndroid Build Coastguard Worker 
5*3ac0a46fSAndroid Build Coastguard Worker // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6*3ac0a46fSAndroid Build Coastguard Worker 
7*3ac0a46fSAndroid Build Coastguard Worker #ifndef XFA_FGAS_CRT_CFGAS_DECIMAL_H_
8*3ac0a46fSAndroid Build Coastguard Worker #define XFA_FGAS_CRT_CFGAS_DECIMAL_H_
9*3ac0a46fSAndroid Build Coastguard Worker 
10*3ac0a46fSAndroid Build Coastguard Worker #include "core/fxcrt/widestring.h"
11*3ac0a46fSAndroid Build Coastguard Worker 
12*3ac0a46fSAndroid Build Coastguard Worker class CFGAS_Decimal {
13*3ac0a46fSAndroid Build Coastguard Worker  public:
14*3ac0a46fSAndroid Build Coastguard Worker   CFGAS_Decimal();
15*3ac0a46fSAndroid Build Coastguard Worker   explicit CFGAS_Decimal(uint32_t val);
16*3ac0a46fSAndroid Build Coastguard Worker   explicit CFGAS_Decimal(uint64_t val);
17*3ac0a46fSAndroid Build Coastguard Worker   explicit CFGAS_Decimal(int32_t val);
18*3ac0a46fSAndroid Build Coastguard Worker   CFGAS_Decimal(float val, uint8_t scale);
19*3ac0a46fSAndroid Build Coastguard Worker   explicit CFGAS_Decimal(WideStringView str);
20*3ac0a46fSAndroid Build Coastguard Worker 
21*3ac0a46fSAndroid Build Coastguard Worker   WideString ToWideString() const;
22*3ac0a46fSAndroid Build Coastguard Worker   float ToFloat() const;
23*3ac0a46fSAndroid Build Coastguard Worker   double ToDouble() const;
24*3ac0a46fSAndroid Build Coastguard Worker 
25*3ac0a46fSAndroid Build Coastguard Worker   CFGAS_Decimal operator*(const CFGAS_Decimal& val) const;
26*3ac0a46fSAndroid Build Coastguard Worker   CFGAS_Decimal operator/(const CFGAS_Decimal& val) const;
27*3ac0a46fSAndroid Build Coastguard Worker 
IsNotZero()28*3ac0a46fSAndroid Build Coastguard Worker   bool IsNotZero() const { return m_uHi || m_uMid || m_uLo; }
GetScale()29*3ac0a46fSAndroid Build Coastguard Worker   uint8_t GetScale() const { return m_uScale; }
30*3ac0a46fSAndroid Build Coastguard Worker   void SetScale(uint8_t newScale);
31*3ac0a46fSAndroid Build Coastguard Worker   void SetNegate();
32*3ac0a46fSAndroid Build Coastguard Worker 
33*3ac0a46fSAndroid Build Coastguard Worker  private:
34*3ac0a46fSAndroid Build Coastguard Worker   CFGAS_Decimal(uint32_t hi,
35*3ac0a46fSAndroid Build Coastguard Worker                 uint32_t mid,
36*3ac0a46fSAndroid Build Coastguard Worker                 uint32_t lo,
37*3ac0a46fSAndroid Build Coastguard Worker                 bool neg,
38*3ac0a46fSAndroid Build Coastguard Worker                 uint8_t scale);
39*3ac0a46fSAndroid Build Coastguard Worker 
40*3ac0a46fSAndroid Build Coastguard Worker   uint32_t m_uHi = 0;
41*3ac0a46fSAndroid Build Coastguard Worker   uint32_t m_uMid = 0;
42*3ac0a46fSAndroid Build Coastguard Worker   uint32_t m_uLo = 0;
43*3ac0a46fSAndroid Build Coastguard Worker   bool m_bNeg = false;
44*3ac0a46fSAndroid Build Coastguard Worker   uint8_t m_uScale = 0;
45*3ac0a46fSAndroid Build Coastguard Worker };
46*3ac0a46fSAndroid Build Coastguard Worker 
47*3ac0a46fSAndroid Build Coastguard Worker #endif  // XFA_FGAS_CRT_CFGAS_DECIMAL_H_
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