151 lines
3.7 KiB
C++
151 lines
3.7 KiB
C++
/*
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Copyright (C) 2001-2006, William Joseph.
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All Rights Reserved.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#if !defined( INCLUDED_IENTITY_H )
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#define INCLUDED_IENTITY_H
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#include "generic/constant.h"
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#include "string/string.h"
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#include "scenelib.h"
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class EntityClass;
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typedef Callback<void(const char*)> KeyObserver;
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class EntityKeyValue
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{
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public:
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virtual ~EntityKeyValue() = default;
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virtual const char* c_str() const = 0;
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virtual void assign( const char* other ) = 0;
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virtual void attach( const KeyObserver& observer ) = 0;
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virtual void detach( const KeyObserver& observer ) = 0;
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};
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class Entity
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{
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public:
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STRING_CONSTANT( Name, "Entity" );
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class Observer
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{
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public:
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virtual void insert( const char* key, EntityKeyValue& value ) = 0;
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virtual void erase( const char* key, EntityKeyValue& value ) = 0;
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virtual void clear() { };
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};
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class Visitor
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{
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public:
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virtual void visit( const char* key, const char* value ) = 0;
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};
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virtual const EntityClass& getEntityClass() const = 0;
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virtual void forEachKeyValue( Visitor& visitor ) const = 0;
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virtual void setKeyValue( const char* key, const char* value ) = 0;
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virtual const char* getKeyValue( const char* key ) const = 0;
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virtual int getKeyEntries( void ) const = 0;
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virtual bool isContainer() const = 0;
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virtual void attach( Observer& observer ) = 0;
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virtual void detach( Observer& observer ) = 0;
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};
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class EntityCopyingVisitor : public Entity::Visitor
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{
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Entity& m_entity;
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public:
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EntityCopyingVisitor( Entity& entity )
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: m_entity( entity ){
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}
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void visit( const char* key, const char* value ){
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if ( !string_equal( key, "classname" ) ) {
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m_entity.setKeyValue( key, value );
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}
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}
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};
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inline Entity* Node_getEntity( scene::Node& node ){
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return NodeTypeCast<Entity>::cast( node );
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}
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template<typename value_type>
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class Stack;
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template<typename Contained>
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class Reference;
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namespace scene
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{
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class Node;
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}
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typedef Reference<scene::Node> NodeReference;
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namespace scene
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{
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typedef Stack<NodeReference> Path;
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}
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class Counter;
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class EntityCreator
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{
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public:
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INTEGER_CONSTANT( Version, 2 );
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STRING_CONSTANT( Name, "entity" );
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virtual scene::Node& createEntity( EntityClass* eclass ) = 0;
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typedef void ( *KeyValueChangedFunc )();
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virtual void setKeyValueChangedFunc( KeyValueChangedFunc func ) = 0;
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virtual void setCounter( Counter* counter ) = 0;
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virtual void connectEntities( const scene::Path& e1, const scene::Path& e2, int index ) = 0;
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virtual void setLightRadii( bool lightRadii ) = 0;
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virtual bool getLightRadii() const = 0;
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virtual void setShowNames( bool showNames ) = 0;
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virtual bool getShowNames() = 0;
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virtual void setShowAngles( bool showAngles ) = 0;
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virtual bool getShowAngles() = 0;
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virtual void printStatistics() const = 0;
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};
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#include "modulesystem.h"
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template<typename Type>
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class GlobalModule;
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typedef GlobalModule<EntityCreator> GlobalEntityModule;
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template<typename Type>
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class GlobalModuleRef;
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typedef GlobalModuleRef<EntityCreator> GlobalEntityModuleRef;
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inline EntityCreator& GlobalEntityCreator(){
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return GlobalEntityModule::getTable();
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}
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#endif
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