120 lines
4.1 KiB
C++
120 lines
4.1 KiB
C++
//
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// Copyright (c) 2010-2011 Matthew Jack and Doug Binks
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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#pragma once
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#ifndef OBJECTINTERFACE_INCLUDED
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#define OBJECTINTERFACE_INCLUDED
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#include <vector>
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#include <stdlib.h>
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struct SystemTable; //This is the interface to your own engine code, which you need to define yourself if required.
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struct IObject;
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const size_t InvalidId = (size_t)-1;
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typedef size_t PerTypeObjectId;
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typedef size_t ConstructorId;
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struct ObjectId
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{
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ObjectId() : m_PerTypeId(InvalidId), m_ConstructorId(InvalidId) {}
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PerTypeObjectId m_PerTypeId;
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ConstructorId m_ConstructorId;
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bool operator<( ObjectId lhs ) const
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{
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if( m_ConstructorId < lhs.m_ConstructorId )
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{
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return true;
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}
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if( m_ConstructorId == lhs.m_ConstructorId )
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{
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return m_PerTypeId < lhs.m_PerTypeId;
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}
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return false;
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}
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bool operator==( const ObjectId& rhs) const
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{
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return (m_ConstructorId == rhs.m_ConstructorId && m_PerTypeId == rhs.m_PerTypeId);
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}
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bool IsValid() const
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{
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return (m_ConstructorId != InvalidId && m_PerTypeId != InvalidId);
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}
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void SetInvalid()
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{
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m_ConstructorId = InvalidId;
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m_PerTypeId = InvalidId;
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}
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};
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struct SourceDependencyInfo;
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struct IObjectConstructor
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{
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virtual IObject* Construct() = 0;
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virtual void ConstructNull() = 0; //for use in object replacement, ensures a deleted object can be replaced
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virtual const char* GetName() = 0;
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virtual const char* GetFileName() = 0;
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virtual const char* GetCompiledPath() = 0;
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virtual size_t GetMaxNumIncludeFiles() const = 0;
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virtual const char* GetIncludeFile( size_t Num_ ) const = 0;
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virtual size_t GetMaxNumLinkLibraries() const = 0;
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virtual const char* GetLinkLibrary( size_t Num_ ) const = 0;
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virtual size_t GetMaxNumSourceDependencies() const = 0;
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virtual SourceDependencyInfo GetSourceDependency( size_t Num_ ) const = 0;
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virtual void SetProjectId( unsigned short projectId_ ) = 0;
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virtual unsigned short GetProjectId() const = 0;
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// Singleton functions
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virtual bool GetIsSingleton() const = 0;
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virtual bool GetIsAutoConstructSingleton() const = 0;
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IObject* GetSingleton()
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{
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return Construct();
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}
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virtual IObject* GetConstructedObject( PerTypeObjectId num ) const = 0; //should return 0 for last or deleted object
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virtual size_t GetNumberConstructedObjects() const = 0;
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virtual ConstructorId GetConstructorId() const = 0;
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virtual void SetConstructorId( ConstructorId id ) = 0; //take care how you use this - should only be used by id service
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virtual void ClearIfAllDeleted() = 0; //if there are no objects left then clear internal memory (does not reduce memory consumption)
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virtual ~IObjectConstructor() {}
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};
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struct IPerModuleInterface
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{
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virtual std::vector<IObjectConstructor*>& GetConstructors() = 0;
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virtual void SetProjectIdForAllConstructors( unsigned short projectId_ ) = 0;
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virtual void SetSystemTable( SystemTable* pSystemTable ) = 0;
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virtual const std::vector<const char*>& GetRequiredSourceFiles() const = 0;
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virtual void AddRequiredSourceFiles( const char* file_ ) = 0;
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virtual void SetModuleFileName( const char* name ) = 0;
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virtual ~IPerModuleInterface() {}
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};
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#ifdef _WIN32
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typedef IPerModuleInterface* (__cdecl *GETPerModuleInterface_PROC)(void);
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#else
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typedef IPerModuleInterface* ( *GETPerModuleInterface_PROC)(void);
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#endif
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#endif //OBJECTINTERFACE_INCLUDED
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