df02774ff5
auto str = StringOutputStream()(bla) use form was not doing copy elision or move, but copy
105 lines
2.6 KiB
C++
105 lines
2.6 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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#pragma once
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#include "entitylib.h"
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#include "traverselib.h"
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#include "generic/callback.h"
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#include "stream/stringstream.h"
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#include "os/path.h"
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#include "moduleobserver.h"
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class EModel : public ModuleObserver
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{
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ResourceReference m_resource;
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scene::Traversable& m_traverse;
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scene::Node* m_node;
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Callback m_modelChanged;
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public:
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EModel( scene::Traversable& traversable, const Callback& modelChanged )
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: m_resource( "" ), m_traverse( traversable ), m_node( 0 ), m_modelChanged( modelChanged ){
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m_resource.attach( *this );
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}
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~EModel(){
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m_resource.detach( *this );
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}
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void realise(){
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m_resource.get()->load();
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m_node = m_resource.get()->getNode();
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if ( m_node != 0 ) {
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m_traverse.insert( *m_node );
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}
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}
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void unrealise(){
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if ( m_node != 0 ) {
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m_traverse.erase( *m_node );
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}
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}
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void modelChanged( const char* value ){
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m_resource.detach( *this );
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m_resource.setName( StringOutputStream( string_length( value ) + 1 )( PathCleaned( value ) ) );
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m_resource.attach( *this );
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m_modelChanged();
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}
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typedef MemberCaller1<EModel, const char*, &EModel::modelChanged> ModelChangedCaller;
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const char* getName() const {
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return m_resource.getName();
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}
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scene::Node* getNode() const {
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return m_node;
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}
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};
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class SingletonModel
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{
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TraversableNode m_traverse;
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EModel m_model;
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public:
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SingletonModel()
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: m_model( m_traverse, Callback() ){
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}
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void attach( scene::Traversable::Observer* observer ){
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m_traverse.attach( observer );
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}
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void detach( scene::Traversable::Observer* observer ){
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m_traverse.detach( observer );
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}
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scene::Traversable& getTraversable(){
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return m_traverse;
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}
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void modelChanged( const char* value ){
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m_model.modelChanged( value );
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}
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typedef MemberCaller1<SingletonModel, const char*, &SingletonModel::modelChanged> ModelChangedCaller;
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scene::Node* getNode() const {
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return m_model.getNode();
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}
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};
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