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      1 // Copyright 2014 PDFium Authors. All rights reserved.
      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 // PDFium wrapper around V8 APIs. PDFium code should include this file rather
      8 // than including V8 headers directly.
      9 
     10 #ifndef FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_
     11 #define FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_
     12 
     13 #include <v8.h>
     14 #include "../../../core/include/fxcrt/fx_string.h"  // For CFX_WideString
     15 
     16 typedef v8::Value			JSValue;
     17 typedef v8::Local<v8::Object>	JSObject;
     18 typedef v8::Local<v8::Object>	JSFXObject;
     19 
     20 enum FXJSOBJTYPE
     21 {
     22 	JS_DYNAMIC = 0,
     23 	JS_STATIC = 1,
     24 };
     25 
     26 enum FXJSVALUETYPE
     27 {
     28 	VT_unknown,
     29 	VT_string,
     30 	VT_number,
     31 	VT_boolean,
     32 	VT_date,
     33 	VT_object,
     34 	VT_fxobject,
     35 	VT_null,
     36 	VT_undefined
     37 };
     38 
     39 struct FXJSErr
     40 {
     41 	const wchar_t* message;
     42     const wchar_t* srcline;
     43     unsigned linnum;
     44 };
     45 
     46 /* --------------------------------------------- API --------------------------------------------- */
     47 
     48 typedef v8::Isolate IJS_Runtime;
     49 class IFXJS_Context;
     50 class IFXJS_Runtime;
     51 
     52 typedef void (*LP_CONSTRUCTOR)(IFXJS_Context* cc, v8::Local<v8::Object> obj, v8::Local<v8::Object> global);
     53 typedef void (*LP_DESTRUCTOR)(v8::Local<v8::Object> obj);
     54 
     55 
     56 int								JS_DefineObj(IJS_Runtime* pJSRuntime, const wchar_t* sObjName, FXJSOBJTYPE eObjType, LP_CONSTRUCTOR pConstructor, LP_DESTRUCTOR pDestructor, unsigned bApplyNew);
     57 int								JS_DefineObjMethod(IJS_Runtime* pJSRuntime, int nObjDefnID, const wchar_t* sMethodName, v8::FunctionCallback pMethodCall);
     58 int								JS_DefineObjProperty(IJS_Runtime* pJSRuntime, int nObjDefnID, const wchar_t* sPropName, v8::AccessorGetterCallback pPropGet, v8::AccessorSetterCallback pPropPut);
     59 int								JS_DefineObjAllProperties(IJS_Runtime* pJSRuntime, int nObjDefnID, v8::NamedPropertyQueryCallback pPropQurey, v8::NamedPropertyGetterCallback pPropGet, v8::NamedPropertySetterCallback pPropPut, v8::NamedPropertyDeleterCallback pPropDel);
     60 int								JS_DefineObjConst(IJS_Runtime* pJSRuntime, int nObjDefnID, const wchar_t* sConstName, v8::Local<v8::Value> pDefault);
     61 int								JS_DefineGlobalMethod(IJS_Runtime* pJSRuntime, const wchar_t* sMethodName, v8::FunctionCallback pMethodCall);
     62 int								JS_DefineGlobalConst(IJS_Runtime* pJSRuntime, const wchar_t* sConstName, v8::Local<v8::Value> pDefault);
     63 
     64 void							JS_InitialRuntime(IJS_Runtime* pJSRuntime,IFXJS_Runtime* pFXRuntime, IFXJS_Context* context, v8::Global<v8::Context>& v8PersistentContext);
     65 void							JS_ReleaseRuntime(IJS_Runtime* pJSRuntime, v8::Global<v8::Context>& v8PersistentContext);
     66 void							JS_Initial();
     67 void							JS_Release();
     68 int								JS_Parse(IJS_Runtime* pJSRuntime, IFXJS_Context* pJSContext, const wchar_t* script, long length, FXJSErr* perror);
     69 int								JS_Execute(IJS_Runtime* pJSRuntime, IFXJS_Context* pJSContext, const wchar_t* script, long length, FXJSErr* perror);
     70 v8::Local<v8::Object>			JS_NewFxDynamicObj(IJS_Runtime* pJSRuntime, IFXJS_Context* pJSContext, int nObjDefnID);
     71 v8::Local<v8::Object>			JS_GetStaticObj(IJS_Runtime* pJSRuntime, int nObjDefnID);
     72 void							JS_SetThisObj(IJS_Runtime* pJSRuntime, int nThisObjID);
     73 v8::Local<v8::Object>			JS_GetThisObj(IJS_Runtime * pJSRuntime);
     74 int								JS_GetObjDefnID(v8::Local<v8::Object> pObj);
     75 IJS_Runtime*					JS_GetRuntime(v8::Local<v8::Object> pObj);
     76 int								JS_GetObjDefnID(IJS_Runtime * pJSRuntime, const wchar_t* pObjName);
     77 void							JS_Error(v8::Isolate* isolate, const CFX_WideString& message);
     78 unsigned						JS_CalcHash(const wchar_t* main, unsigned nLen);
     79 unsigned						JS_CalcHash(const wchar_t* main);
     80 const wchar_t*					JS_GetTypeof(v8::Local<v8::Value> pObj);
     81 void							JS_SetPrivate(IJS_Runtime* pJSRuntime, v8::Local<v8::Object> pObj, void* p);
     82 void*							JS_GetPrivate(IJS_Runtime* pJSRuntime, v8::Local<v8::Object> pObj);
     83 void							JS_SetPrivate(v8::Local<v8::Object> pObj, void* p);
     84 void*							JS_GetPrivate(v8::Local<v8::Object> pObj);
     85 void							JS_FreePrivate(void* p);
     86 void							JS_FreePrivate(v8::Local<v8::Object> pObj);
     87 v8::Local<v8::Value>			JS_GetObjectValue(v8::Local<v8::Object> pObj);
     88 v8::Local<v8::Value>			JS_GetObjectElement(IJS_Runtime* pJSRuntime, v8::Local<v8::Object> pObj,const wchar_t* PropertyName);
     89 v8::Local<v8::Array>			JS_GetObjectElementNames(IJS_Runtime* pJSRuntime, v8::Local<v8::Object> pObj);
     90 void							JS_PutObjectString(IJS_Runtime* pJSRuntime,v8::Local<v8::Object> pObj, const wchar_t* PropertyName, const wchar_t* sValue);
     91 void							JS_PutObjectNumber(IJS_Runtime* pJSRuntime,v8::Local<v8::Object> pObj, const wchar_t* PropertyName, int nValue);
     92 void							JS_PutObjectNumber(IJS_Runtime* pJSRuntime,v8::Local<v8::Object> pObj, const wchar_t* PropertyName, float fValue);
     93 void							JS_PutObjectNumber(IJS_Runtime* pJSRuntime,v8::Local<v8::Object> pObj, const wchar_t* PropertyName, double dValue);
     94 void							JS_PutObjectBoolean(IJS_Runtime* pJSRuntime,v8::Local<v8::Object> pObj, const wchar_t* PropertyName, bool bValue);
     95 void							JS_PutObjectObject(IJS_Runtime* pJSRuntime,v8::Local<v8::Object> pObj, const wchar_t* PropertyName, v8::Local<v8::Object> pPut);
     96 void							JS_PutObjectNull(IJS_Runtime* pJSRuntime,v8::Local<v8::Object> pObj, const wchar_t* PropertyName);
     97 unsigned						JS_PutArrayElement(IJS_Runtime* pJSRuntime, v8::Local<v8::Array> pArray,unsigned index,v8::Local<v8::Value> pValue,FXJSVALUETYPE eType);
     98 v8::Local<v8::Value>			JS_GetArrayElement(IJS_Runtime* pJSRuntime, v8::Local<v8::Array> pArray,unsigned index);
     99 unsigned						JS_GetArrayLength(v8::Local<v8::Array> pArray);
    100 v8::Local<v8::Value>			JS_GetListValue(IJS_Runtime* pJSRuntime, v8::Local<v8::Value> pList, int index);
    101 
    102 
    103 v8::Local<v8::Array>			JS_NewArray(IJS_Runtime* pJSRuntime);
    104 v8::Local<v8::Value>			JS_NewNumber(IJS_Runtime* pJSRuntime,int number);
    105 v8::Local<v8::Value>			JS_NewNumber(IJS_Runtime* pJSRuntime,double number);
    106 v8::Local<v8::Value>			JS_NewNumber(IJS_Runtime* pJSRuntime,float number);
    107 v8::Local<v8::Value>			JS_NewBoolean(IJS_Runtime* pJSRuntime,bool b);
    108 v8::Local<v8::Value>			JS_NewObject(IJS_Runtime* pJSRuntime,v8::Local<v8::Object> pObj);
    109 v8::Local<v8::Value>			JS_NewObject2(IJS_Runtime* pJSRuntime,v8::Local<v8::Array> pObj);
    110 v8::Local<v8::Value>			JS_NewString(IJS_Runtime* pJSRuntime,const wchar_t* string);
    111 v8::Local<v8::Value>			JS_NewString(IJS_Runtime* pJSRuntime,const wchar_t* string, unsigned nLen);
    112 v8::Local<v8::Value>			JS_NewNull();
    113 v8::Local<v8::Value>			JS_NewDate(IJS_Runtime* pJSRuntime,double d);
    114 v8::Local<v8::Value>			JS_NewValue(IJS_Runtime* pJSRuntime);
    115 
    116 
    117 int								JS_ToInt32(IJS_Runtime* pJSRuntime, v8::Local<v8::Value> pValue);
    118 bool							JS_ToBoolean(IJS_Runtime* pJSRuntime, v8::Local<v8::Value> pValue);
    119 double							JS_ToNumber(IJS_Runtime* pJSRuntime, v8::Local<v8::Value> pValue);
    120 v8::Local<v8::Object>			JS_ToObject(IJS_Runtime* pJSRuntime, v8::Local<v8::Value> pValue);
    121 CFX_WideString					JS_ToString(IJS_Runtime* pJSRuntime, v8::Local<v8::Value> pValue);
    122 v8::Local<v8::Array>			JS_ToArray(IJS_Runtime* pJSRuntime, v8::Local<v8::Value> pValue);
    123 void							JS_ValueCopy(v8::Local<v8::Value>& pTo, v8::Local<v8::Value> pFrom);
    124 
    125 double							JS_GetDateTime();
    126 int								JS_GetYearFromTime(double dt);
    127 int								JS_GetMonthFromTime(double dt);
    128 int								JS_GetDayFromTime(double dt);
    129 int								JS_GetHourFromTime(double dt);
    130 int								JS_GetMinFromTime(double dt);
    131 int								JS_GetSecFromTime(double dt);
    132 double							JS_DateParse(const wchar_t* string);
    133 double							JS_MakeDay(int nYear, int nMonth, int nDay);
    134 double							JS_MakeTime(int nHour, int nMin, int nSec, int nMs);
    135 double							JS_MakeDate(double day, double time);
    136 bool							JS_PortIsNan(double d);
    137 double							JS_LocalTime(double d);
    138 
    139 #endif  // FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_
    140