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// 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 FPDFSDK_JAVASCRIPT_JS_VALUE_H_
#define FPDFSDK_JAVASCRIPT_JS_VALUE_H_
#include <vector>
#include "fxjs/fxjs_v8.h"
class CJS_Array;
class CJS_Date;
class CJS_Document;
class CJS_Object;
class CJS_Runtime;
class CJS_Return {
public:
explicit CJS_Return(bool);
explicit CJS_Return(const WideString&);
explicit CJS_Return(v8::Local<v8::Value>);
CJS_Return(const CJS_Return&);
~CJS_Return();
bool HasError() const { return is_error_; }
WideString Error() const { return error_; }
bool HasReturn() const { return !return_.IsEmpty(); }
v8::Local<v8::Value> Return() const { return return_; }
private:
CJS_Return() = delete;
bool is_error_ = false;
WideString error_;
v8::Local<v8::Value> return_;
};
class CJS_Array {
public:
CJS_Array();
explicit CJS_Array(v8::Local<v8::Array> pArray);
CJS_Array(const CJS_Array& other);
virtual ~CJS_Array();
int GetLength(CJS_Runtime* pRuntime) const;
// These two calls may re-enter JS (and hence invalidate objects).
v8::Local<v8::Value> GetElement(CJS_Runtime* pRuntime, unsigned index) const;
void SetElement(CJS_Runtime* pRuntime,
unsigned index,
v8::Local<v8::Value> value);
v8::Local<v8::Value> ToV8Value() const { return m_pArray; }
private:
mutable v8::Local<v8::Array> m_pArray;
};
double JS_GetDateTime();
int JS_GetYearFromTime(double dt);
int JS_GetMonthFromTime(double dt);
int JS_GetDayFromTime(double dt);
int JS_GetHourFromTime(double dt);
int JS_GetMinFromTime(double dt);
int JS_GetSecFromTime(double dt);
double JS_LocalTime(double d);
double JS_DateParse(const WideString& str);
double JS_MakeDay(int nYear, int nMonth, int nDay);
double JS_MakeTime(int nHour, int nMin, int nSec, int nMs);
double JS_MakeDate(double day, double time);
// Some JS methods have the bizarre convention that they may also be called
// with a single argument which is an object containing the actual arguments
// as its properties. The varying arguments to this method are the property
// names as wchar_t string literals corresponding to each positional argument.
// The result will always contain |nKeywords| value, with unspecified ones
// being set to type VT_unknown.
std::vector<v8::Local<v8::Value>> ExpandKeywordParams(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& originals,
size_t nKeywords,
...);
#endif // FPDFSDK_JAVASCRIPT_JS_VALUE_H_
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