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