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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_Value {
public:
CJS_Value();
explicit CJS_Value(v8::Local<v8::Value> pValue);
CJS_Value(const CJS_Value& other);
~CJS_Value();
// These calls may re-enter JS (and hence invalidate objects).
void Set(v8::Local<v8::Value> pValue);
v8::Local<v8::Value> ToV8Value() const;
// Replace the current |m_pValue| with a v8::Number if possible
// to make one from the current |m_pValue|.
void MaybeCoerceToNumber(CJS_Runtime* pRuntime);
bool IsArrayObject() const;
bool IsDateObject() const;
private:
v8::Local<v8::Value> m_pValue;
};
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).
CJS_Value GetElement(CJS_Runtime* pRuntime, unsigned index) const;
void SetElement(CJS_Runtime* pRuntime,
unsigned index,
const CJS_Value& value);
v8::Local<v8::Value> ToV8Value() const { return m_pArray; }
private:
mutable v8::Local<v8::Array> m_pArray;
};
class CJS_Date {
public:
CJS_Date();
explicit CJS_Date(v8::Local<v8::Date> pDate);
CJS_Date(CJS_Runtime* pRuntime, double dMsec_time);
CJS_Date(CJS_Runtime* pRuntime,
int year,
int mon,
int day,
int hour,
int min,
int sec);
CJS_Date(const CJS_Date&);
virtual ~CJS_Date();
bool IsValidDate(CJS_Runtime* pRuntime) const;
int GetYear(CJS_Runtime* pRuntime) const;
int GetMonth(CJS_Runtime* pRuntime) const;
int GetDay(CJS_Runtime* pRuntime) const;
int GetHours(CJS_Runtime* pRuntime) const;
int GetMinutes(CJS_Runtime* pRuntime) const;
int GetSeconds(CJS_Runtime* pRuntime) const;
v8::Local<v8::Value> ToV8Value() const { return m_pDate; }
private:
v8::Local<v8::Date> m_pDate;
};
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_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<CJS_Value> ExpandKeywordParams(
CJS_Runtime* pRuntime,
const std::vector<CJS_Value>& originals,
size_t nKeywords,
...);
#endif // FPDFSDK_JAVASCRIPT_JS_VALUE_H_
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