open_toontown_panda3d/dtool/src/interrogate/interfaceMakerPythonNative.h

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5.9 KiB
C++
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// Filename: InterfaceMakerPythonNative.h
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University. All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license. You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////
#ifndef INTERFACEMAKERPYTHONNATIVE_H
#define INTERFACEMAKERPYTHONNATIVE_H
#include "map"
#include "set"
#include "dtoolbase.h"
#include "interfaceMakerPython.h"
#include "interrogate_interface.h"
#include "cppStructType.h"
class FunctionRemap;
////////////////////////////////////////////////////////////////////
// Class : InterfaceMakerPythonNative
// Description : An InterfaceMaker for generating complex Python
// function wrappers around C++ code.
////////////////////////////////////////////////////////////////////
class InterfaceMakerPythonNative : public InterfaceMakerPython
{
public:
InterfaceMakerPythonNative(InterrogateModuleDef *def);
virtual ~InterfaceMakerPythonNative();
virtual void write_prototypes(ostream &out,ostream *out_h);
void write_prototypes_class(ostream &out,ostream *out_h, Object * obj) ;
void write_prototypes_class_external(ostream &out, Object * obj);
virtual void write_functions(ostream &out);
virtual void write_module(ostream &out,ostream *out_h, InterrogateModuleDef *def);
virtual void write_module_support(ostream &out, ostream *out_h,InterrogateModuleDef *moduledefdef);
void write_module_class(ostream &out, Object *cls);
virtual void write_sub_module(ostream &out, Object *obj);
virtual bool synthesize_this_parameter();
virtual Object *record_object(TypeIndex type_index);
protected:
virtual string get_wrapper_prefix();
virtual string get_unique_prefix();
virtual void record_function_wrapper(InterrogateFunction &ifunc,
FunctionWrapperIndex wrapper_index);
virtual void generate_wrappers();
private:
// This enum defines the various prototypes that must be generated
// for the specialty functions that Python requires, especially for
// the slotted functions.
enum WrapperType {
WT_none,
WT_no_params,
WT_one_param,
WT_numeric_operator,
WT_setattr,
WT_getattr,
WT_sequence_getitem,
WT_sequence_setitem,
WT_sequence_size,
WT_mapping_setitem,
WT_inquiry,
};
class SlottedFunctionDef {
public:
string _answer_location;
WrapperType _wrapper_type;
};
static bool get_slotted_function_def(Object *obj, Function *func, SlottedFunctionDef &def);
void write_prototype_for_name(ostream &out, Function *func, const std::string &name);
void write_prototype_for(ostream &out, Function *func);
void write_function_for_name(ostream &out, Object *obj, Function *func, const std::string &name, const std::string &PreProcess, const std::string &ClassName);
void write_function_for_top(ostream &out, Object *obj, Function *func, const std::string &PreProcess);
void write_function_instance(ostream &out, Object *obj, Function *func,
FunctionRemap *remap, string &expected_params,
int indent_level, bool errors_fatal,
ostream &forwarddecl, const std::string &functionnamestr,
bool is_inplace, bool coercion_possible);
void write_function_forset(ostream &out, Object *obj, Function *func,
std::set< FunctionRemap *> &remaps, string &expected_params, int indent_level , ostream &forwarddecl,const std::string &functionname, bool inplace) ;
void pack_return_value(ostream &out, int indent_level,
FunctionRemap *remap, std::string return_expr , ostream &forwarddecl, bool in_place);
void write_make_seq(ostream &out, Object *obj, const std::string &ClassName,
MakeSeq *make_seq);
void write_class_prototypes(ostream &out) ;
void write_ClasseDeclarations(ostream &out , ostream *out_h,Object * obj);
void write_ClasseDetails(ostream &out, Object * obj);
void do_assert_init(ostream &out, int &indent_level, bool constructor) const;
public:
bool isRemapLegal( FunctionRemap &remap);
bool isFunctionLegal( Function *func);
bool isCppTypeLegal(CPPType *ctype);
bool isExportThisRun(CPPType *ctype);
bool isExportThisRun(Function *func);
bool isFunctionWithThis( Function *func);
bool IsRunTimeTyped(const InterrogateType &itype);
// comunicates the cast capabilites among methods..
struct CastDetails {
CPPStructType *_structType;
std::string _to_class_name;
std::string _up_cast_string;
bool _can_downcast;
bool _is_legal_py_class;
};
void GetValideChildClasses( std::map< std::string ,CastDetails > &answer, CPPStructType * inclass, const std::string &up_cast_seed = "", bool downcastposible = true);
bool DoesInheritFromIsClass( const CPPStructType * inclass, const std::string &name);
bool IsPandaTypedObject(CPPStructType * inclass) { return DoesInheritFromIsClass(inclass,"TypedObject"); };
void WriteReturnInstance(ostream &out, int indent_level, std::string &return_expr, std::string &ows_memory_flag,const std::string &class_name, CPPType *ctype, bool inplace, const std::string &const_flag);
string HasAGetKeyFunction(const InterrogateType &itype_class);
bool HasAGetClassTypeFunction(const InterrogateType &itype_class);
int NeedsAStrFunction(const InterrogateType &itype_class);
int NeedsAReprFunction(const InterrogateType &itype_class);
void output_quoted(ostream &out, int indent_level, const std::string &str);
// stash the forwad declarations for this compile pass..
std::set< std::string > _external_imports;
};
#endif