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Diffstat (limited to 'xfa/fxjse/value.h')
-rw-r--r-- | xfa/fxjse/value.h | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/xfa/fxjse/value.h b/xfa/fxjse/value.h deleted file mode 100644 index d74fc325dd..0000000000 --- a/xfa/fxjse/value.h +++ /dev/null @@ -1,284 +0,0 @@ -// Copyright 2014 PDFium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com - -#ifndef XFA_FXJSE_VALUE_H_ -#define XFA_FXJSE_VALUE_H_ - -#include "xfa/fxjse/scope_inline.h" - -V8_INLINE static double FXJSE_ftod(FX_FLOAT fNumber) { - if (sizeof(FX_FLOAT) != 4) { - ASSERT(FALSE); - return fNumber; - } - - uint32_t nFloatBits = (uint32_t&)fNumber; - uint8_t nExponent = (uint8_t)(nFloatBits >> 16 >> 7); - if (nExponent == 0 || nExponent == 255) - return fNumber; - - int8_t nErrExp = nExponent - 127 - 23; - if (nErrExp >= 0) - return fNumber; - - double dwError = pow(2.0, nErrExp), dwErrorHalf = dwError / 2; - double dNumber = fNumber, dNumberAbs = fabs(fNumber); - double dNumberAbsMin = dNumberAbs - dwErrorHalf, - dNumberAbsMax = dNumberAbs + dwErrorHalf; - int32_t iErrPos = 0; - if (floor(dNumberAbsMin) == floor(dNumberAbsMax)) { - dNumberAbsMin = fmod(dNumberAbsMin, 1.0); - dNumberAbsMax = fmod(dNumberAbsMax, 1.0); - int32_t iErrPosMin = 1, iErrPosMax = 38; - do { - int32_t iMid = (iErrPosMin + iErrPosMax) / 2; - double dPow = pow(10.0, iMid); - if (floor(dNumberAbsMin * dPow) == floor(dNumberAbsMax * dPow)) { - iErrPosMin = iMid + 1; - } else { - iErrPosMax = iMid; - } - } while (iErrPosMin < iErrPosMax); - iErrPos = iErrPosMax; - } - double dPow = pow(10.0, iErrPos); - return fNumber < 0 ? ceil(dNumber * dPow - 0.5) / dPow - : floor(dNumber * dPow + 0.5) / dPow; -} - -class CFXJSE_Value { - public: - CFXJSE_Value(v8::Isolate* pIsolate) : m_pIsolate(pIsolate) {} - - V8_INLINE FX_BOOL IsUndefined() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsUndefined(); - } - V8_INLINE FX_BOOL IsNull() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsNull(); - } - V8_INLINE FX_BOOL IsBoolean() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsBoolean(); - } - V8_INLINE FX_BOOL IsString() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsString(); - } - V8_INLINE FX_BOOL IsNumber() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsNumber(); - } - V8_INLINE FX_BOOL IsInteger() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsInt32(); - } - V8_INLINE FX_BOOL IsObject() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsObject(); - } - V8_INLINE FX_BOOL IsArray() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsArray(); - } - V8_INLINE FX_BOOL IsFunction() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsFunction(); - } - V8_INLINE FX_BOOL IsDate() const { - if (m_hValue.IsEmpty()) { - return FALSE; - } - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return hValue->IsDate(); - } - - V8_INLINE FX_BOOL ToBoolean() const { - ASSERT(!m_hValue.IsEmpty()); - CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return static_cast<FX_BOOL>(hValue->BooleanValue()); - } - V8_INLINE FX_FLOAT ToFloat() const { - ASSERT(!m_hValue.IsEmpty()); - CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return static_cast<FX_FLOAT>(hValue->NumberValue()); - } - V8_INLINE double ToDouble() const { - ASSERT(!m_hValue.IsEmpty()); - CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return static_cast<double>(hValue->NumberValue()); - } - V8_INLINE int32_t ToInteger() const { - ASSERT(!m_hValue.IsEmpty()); - CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - return static_cast<int32_t>(hValue->NumberValue()); - } - V8_INLINE CFX_ByteString ToString() const { - ASSERT(!m_hValue.IsEmpty()); - CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Local<v8::Value>::New(m_pIsolate, m_hValue); - v8::Local<v8::String> hString = hValue->ToString(); - v8::String::Utf8Value hStringVal(hString); - return CFX_ByteString(*hStringVal); - } - V8_INLINE CFX_WideString ToWideString() const { - return CFX_WideString::FromUTF8(ToString().AsStringC()); - } - CFXJSE_HostObject* ToHostObject(CFXJSE_Class* lpClass) const; - - V8_INLINE void SetUndefined() { - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = v8::Undefined(m_pIsolate); - m_hValue.Reset(m_pIsolate, hValue); - } - V8_INLINE void SetNull() { - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = v8::Null(m_pIsolate); - m_hValue.Reset(m_pIsolate, hValue); - } - V8_INLINE void SetBoolean(FX_BOOL bBoolean) { - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = - v8::Boolean::New(m_pIsolate, bBoolean != FALSE); - m_hValue.Reset(m_pIsolate, hValue); - } - V8_INLINE void SetInteger(int32_t nInteger) { - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = v8::Integer::New(m_pIsolate, nInteger); - m_hValue.Reset(m_pIsolate, hValue); - } - V8_INLINE void SetDouble(double dDouble) { - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = v8::Number::New(m_pIsolate, dDouble); - m_hValue.Reset(m_pIsolate, hValue); - } - V8_INLINE void SetString(const CFX_ByteStringC& szString) { - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> hValue = v8::String::NewFromUtf8( - m_pIsolate, reinterpret_cast<const char*>(szString.raw_str()), - v8::String::kNormalString, szString.GetLength()); - m_hValue.Reset(m_pIsolate, hValue); - } - V8_INLINE void SetFloat(FX_FLOAT fFloat) { - CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); - v8::Local<v8::Value> pValue = - v8::Number::New(m_pIsolate, FXJSE_ftod(fFloat)); - m_hValue.Reset(m_pIsolate, pValue); - } - V8_INLINE void SetJSObject() { - CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); - v8::Local<v8::Value> hValue = v8::Object::New(m_pIsolate); - m_hValue.Reset(m_pIsolate, hValue); - } - - void SetObject(CFXJSE_HostObject* lpObject, CFXJSE_Class* pClass); - void SetHostObject(CFXJSE_HostObject* lpObject, CFXJSE_Class* lpClass); - void SetArray(uint32_t uValueCount, CFXJSE_Value** rgValues); - void SetDate(double dDouble); - - FX_BOOL GetObjectProperty(const CFX_ByteStringC& szPropName, - CFXJSE_Value* lpPropValue); - FX_BOOL SetObjectProperty(const CFX_ByteStringC& szPropName, - CFXJSE_Value* lpPropValue); - FX_BOOL GetObjectPropertyByIdx(uint32_t uPropIdx, CFXJSE_Value* lpPropValue); - FX_BOOL SetObjectProperty(uint32_t uPropIdx, CFXJSE_Value* lpPropValue); - FX_BOOL DeleteObjectProperty(const CFX_ByteStringC& szPropName); - FX_BOOL HasObjectOwnProperty(const CFX_ByteStringC& szPropName, - FX_BOOL bUseTypeGetter); - FX_BOOL SetObjectOwnProperty(const CFX_ByteStringC& szPropName, - CFXJSE_Value* lpPropValue); - FX_BOOL SetFunctionBind(CFXJSE_Value* lpOldFunction, CFXJSE_Value* lpNewThis); - FX_BOOL Call(CFXJSE_Value* lpReceiver, - CFXJSE_Value* lpRetValue, - uint32_t nArgCount, - CFXJSE_Value** lpArgs); - - V8_INLINE v8::Isolate* GetIsolate() const { return m_pIsolate; } - V8_INLINE const v8::Global<v8::Value>& DirectGetValue() const { - return m_hValue; - } - V8_INLINE void ForceSetValue(v8::Local<v8::Value> hValue) { - m_hValue.Reset(m_pIsolate, hValue); - } - V8_INLINE void Assign(const CFXJSE_Value* lpValue) { - ASSERT(lpValue); - if (lpValue) { - m_hValue.Reset(m_pIsolate, lpValue->m_hValue); - } else { - m_hValue.Reset(); - } - } - - private: - friend class CFXJSE_Class; - friend class CFXJSE_Context; - - CFXJSE_Value(); - CFXJSE_Value(const CFXJSE_Value&); - CFXJSE_Value& operator=(const CFXJSE_Value&); - - v8::Isolate* m_pIsolate; - v8::Global<v8::Value> m_hValue; -}; - -#endif // XFA_FXJSE_VALUE_H_ |