| // Copyright 2017 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 FXJS_CFX_V8_H_ |
| #define FXJS_CFX_V8_H_ |
| |
| #include <vector> |
| |
| #include "core/fxcrt/fx_string.h" |
| #include "core/fxcrt/unowned_ptr.h" |
| #include "v8/include/v8.h" |
| |
| class CFX_V8 { |
| public: |
| explicit CFX_V8(v8::Isolate* pIsolate); |
| virtual ~CFX_V8(); |
| |
| v8::Isolate* GetIsolate() const { return m_pIsolate.Get(); } |
| |
| v8::Local<v8::Value> NewNull(); |
| v8::Local<v8::Value> NewUndefined(); |
| v8::Local<v8::Array> NewArray(); |
| v8::Local<v8::Object> NewObject(); |
| v8::Local<v8::Number> NewNumber(int number); |
| v8::Local<v8::Number> NewNumber(double number); |
| v8::Local<v8::Number> NewNumber(float number); |
| v8::Local<v8::Boolean> NewBoolean(bool b); |
| v8::Local<v8::String> NewString(ByteStringView str); |
| v8::Local<v8::String> NewString(WideStringView str); |
| v8::Local<v8::Date> NewDate(double d); |
| |
| int ToInt32(v8::Local<v8::Value> pValue); |
| bool ToBoolean(v8::Local<v8::Value> pValue); |
| double ToDouble(v8::Local<v8::Value> pValue); |
| WideString ToWideString(v8::Local<v8::Value> pValue); |
| ByteString ToByteString(v8::Local<v8::Value> pValue); |
| v8::Local<v8::Object> ToObject(v8::Local<v8::Value> pValue); |
| v8::Local<v8::Array> ToArray(v8::Local<v8::Value> pValue); |
| |
| // Arrays. |
| unsigned GetArrayLength(v8::Local<v8::Array> pArray); |
| v8::Local<v8::Value> GetArrayElement(v8::Local<v8::Array> pArray, |
| unsigned index); |
| void PutArrayElement(v8::Local<v8::Array> pArray, |
| unsigned index, |
| v8::Local<v8::Value> pValue); |
| |
| // Objects. |
| std::vector<WideString> GetObjectPropertyNames(v8::Local<v8::Object> pObj); |
| v8::Local<v8::Value> GetObjectProperty(v8::Local<v8::Object> pObj, |
| ByteStringView bsUTF8PropertyName); |
| void PutObjectProperty(v8::Local<v8::Object> pObj, |
| ByteStringView bsUTF8PropertyName, |
| v8::Local<v8::Value> pValue); |
| |
| protected: |
| void SetIsolate(v8::Isolate* pIsolate) { m_pIsolate = pIsolate; } |
| void DisposeIsolate(); |
| |
| private: |
| UnownedPtr<v8::Isolate> m_pIsolate; |
| }; |
| |
| class CFX_V8ArrayBufferAllocator final : public v8::ArrayBuffer::Allocator { |
| static const size_t kMaxAllowedBytes = 0x10000000; |
| void* Allocate(size_t length) override; |
| void* AllocateUninitialized(size_t length) override; |
| void Free(void* data, size_t length) override; |
| }; |
| |
| // Use with std::unique_ptr<v8::Isolate> to dispose of isolates correctly. |
| struct CFX_V8IsolateDeleter { |
| inline void operator()(v8::Isolate* ptr) { ptr->Dispose(); } |
| }; |
| |
| #endif // FXJS_CFX_V8_H_ |