1 // Copyright 2016 The PDFium Authors 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 #ifndef CORE_FPDFAPI_PARSER_CPDF_NUMBER_H_ 8 #define CORE_FPDFAPI_PARSER_CPDF_NUMBER_H_ 9 10 #include "core/fpdfapi/parser/cpdf_object.h" 11 #include "core/fxcrt/bytestring.h" 12 #include "core/fxcrt/fx_number.h" 13 #include "core/fxcrt/retain_ptr.h" 14 15 class CPDF_Number final : public CPDF_Object { 16 public: 17 CONSTRUCT_VIA_MAKE_RETAIN; 18 19 // CPDF_Object: 20 Type GetType() const override; 21 RetainPtr<CPDF_Object> Clone() const override; 22 ByteString GetString() const override; 23 float GetNumber() const override; 24 int GetInteger() const override; 25 void SetString(const ByteString& str) override; 26 CPDF_Number* AsMutableNumber() override; 27 bool WriteTo(IFX_ArchiveStream* archive, 28 const CPDF_Encryptor* encryptor) const override; 29 IsInteger()30 bool IsInteger() const { return m_Number.IsInteger(); } 31 32 private: 33 CPDF_Number(); 34 explicit CPDF_Number(int value); 35 explicit CPDF_Number(float value); 36 explicit CPDF_Number(ByteStringView str); 37 ~CPDF_Number() override; 38 39 FX_Number m_Number; 40 }; 41 ToNumber(CPDF_Object * obj)42inline CPDF_Number* ToNumber(CPDF_Object* obj) { 43 return obj ? obj->AsMutableNumber() : nullptr; 44 } 45 ToNumber(const CPDF_Object * obj)46inline const CPDF_Number* ToNumber(const CPDF_Object* obj) { 47 return obj ? obj->AsNumber() : nullptr; 48 } 49 ToNumber(RetainPtr<CPDF_Object> obj)50inline RetainPtr<CPDF_Number> ToNumber(RetainPtr<CPDF_Object> obj) { 51 return RetainPtr<CPDF_Number>(ToNumber(obj.Get())); 52 } 53 ToNumber(RetainPtr<const CPDF_Object> obj)54inline RetainPtr<const CPDF_Number> ToNumber(RetainPtr<const CPDF_Object> obj) { 55 return RetainPtr<const CPDF_Number>(ToNumber(obj.Get())); 56 } 57 58 #endif // CORE_FPDFAPI_PARSER_CPDF_NUMBER_H_ 59