1 // Copyright 2016 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 
7 #include "core/fpdfapi/parser/cpdf_number.h"
8 #include "third_party/base/ptr_util.h"
9 
CPDF_Number()10 CPDF_Number::CPDF_Number() : m_bInteger(true), m_Integer(0) {}
11 
CPDF_Number(int value)12 CPDF_Number::CPDF_Number(int value) : m_bInteger(true), m_Integer(value) {}
13 
CPDF_Number(FX_FLOAT value)14 CPDF_Number::CPDF_Number(FX_FLOAT value) : m_bInteger(false), m_Float(value) {}
15 
CPDF_Number(const CFX_ByteStringC & str)16 CPDF_Number::CPDF_Number(const CFX_ByteStringC& str)
17     : m_bInteger(FX_atonum(str, &m_Integer)) {}
18 
~CPDF_Number()19 CPDF_Number::~CPDF_Number() {}
20 
GetType() const21 CPDF_Object::Type CPDF_Number::GetType() const {
22   return NUMBER;
23 }
24 
Clone() const25 std::unique_ptr<CPDF_Object> CPDF_Number::Clone() const {
26   return m_bInteger ? pdfium::MakeUnique<CPDF_Number>(m_Integer)
27                     : pdfium::MakeUnique<CPDF_Number>(m_Float);
28 }
29 
GetNumber() const30 FX_FLOAT CPDF_Number::GetNumber() const {
31   return m_bInteger ? static_cast<FX_FLOAT>(m_Integer) : m_Float;
32 }
33 
GetInteger() const34 int CPDF_Number::GetInteger() const {
35   return m_bInteger ? m_Integer : static_cast<int>(m_Float);
36 }
37 
IsNumber() const38 bool CPDF_Number::IsNumber() const {
39   return true;
40 }
41 
AsNumber()42 CPDF_Number* CPDF_Number::AsNumber() {
43   return this;
44 }
45 
AsNumber() const46 const CPDF_Number* CPDF_Number::AsNumber() const {
47   return this;
48 }
49 
SetString(const CFX_ByteString & str)50 void CPDF_Number::SetString(const CFX_ByteString& str) {
51   m_bInteger = FX_atonum(str.AsStringC(), &m_Integer);
52 }
53 
GetString() const54 CFX_ByteString CPDF_Number::GetString() const {
55   return m_bInteger ? CFX_ByteString::FormatInteger(m_Integer, FXFORMAT_SIGNED)
56                     : CFX_ByteString::FormatFloat(m_Float);
57 }
58