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 "core/fxcrt/fx_stream.h" 9 #include "third_party/base/ptr_util.h" 10 11 CPDF_Number::CPDF_Number() : m_bInteger(true), m_Integer(0) {} 12 13 CPDF_Number::CPDF_Number(int value) : m_bInteger(true), m_Integer(value) {} 14 15 CPDF_Number::CPDF_Number(float value) : m_bInteger(false), m_Float(value) {} 16 17 CPDF_Number::CPDF_Number(const ByteStringView& str) 18 : m_bInteger(FX_atonum(str, &m_Integer)) {} 19 20 CPDF_Number::~CPDF_Number() {} 21 22 CPDF_Object::Type CPDF_Number::GetType() const { 23 return NUMBER; 24 } 25 26 std::unique_ptr<CPDF_Object> CPDF_Number::Clone() const { 27 return m_bInteger ? pdfium::MakeUnique<CPDF_Number>(m_Integer) 28 : pdfium::MakeUnique<CPDF_Number>(m_Float); 29 } 30 31 float CPDF_Number::GetNumber() const { 32 return m_bInteger ? static_cast<float>(m_Integer) : m_Float; 33 } 34 35 int CPDF_Number::GetInteger() const { 36 return m_bInteger ? m_Integer : static_cast<int>(m_Float); 37 } 38 39 bool CPDF_Number::IsNumber() const { 40 return true; 41 } 42 43 CPDF_Number* CPDF_Number::AsNumber() { 44 return this; 45 } 46 47 const CPDF_Number* CPDF_Number::AsNumber() const { 48 return this; 49 } 50 51 void CPDF_Number::SetString(const ByteString& str) { 52 m_bInteger = FX_atonum(str.AsStringView(), &m_Integer); 53 } 54 55 ByteString CPDF_Number::GetString() const { 56 return m_bInteger ? ByteString::FormatInteger(m_Integer) 57 : ByteString::FormatFloat(m_Float); 58 } 59 60 bool CPDF_Number::WriteTo(IFX_ArchiveStream* archive) const { 61 return archive->WriteString(" ") && 62 archive->WriteString(GetString().AsStringView()); 63 } 64
