102 lines
2.6 KiB
C++
102 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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#if !defined( INCLUDED_NAMEDENTITY_H )
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#define INCLUDED_NAMEDENTITY_H
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#include "entitylib.h"
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#include "eclasslib.h"
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#include "generic/callback.h"
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#include "nameable.h"
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#include <set>
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class NameCallbackSet
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{
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typedef std::set<NameCallback> NameCallbacks;
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NameCallbacks m_callbacks;
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public:
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void insert( const NameCallback& callback ){
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m_callbacks.insert( callback );
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}
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void erase( const NameCallback& callback ){
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m_callbacks.erase( callback );
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}
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void changed( const char* name ) const {
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for ( NameCallbacks::const_iterator i = m_callbacks.begin(); i != m_callbacks.end(); ++i )
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{
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( *i )( name );
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}
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}
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};
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class NamedEntity : public Nameable
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{
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EntityKeyValues& m_entity;
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NameCallbackSet m_changed;
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CopiedString m_name;
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public:
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NamedEntity( EntityKeyValues& entity ) : m_entity( entity ){
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}
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const char* name() const {
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if ( string_empty( m_name.c_str() ) ) {
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return m_entity.getEntityClass().name();
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}
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return m_name.c_str();
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}
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void attach( const NameCallback& callback ){
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m_changed.insert( callback );
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}
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void detach( const NameCallback& callback ){
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m_changed.erase( callback );
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}
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void identifierChanged( const char* value ){
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if ( string_empty( value ) ) {
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m_changed.changed( m_entity.getEntityClass().name() );
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}
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else
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{
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m_changed.changed( value );
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}
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m_name = value;
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}
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typedef MemberCaller1<NamedEntity, const char*, &NamedEntity::identifierChanged> IdentifierChangedCaller;
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};
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class RenderableNamedEntity : public OpenGLRenderable
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{
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const NamedEntity& m_named;
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const Vector3& m_position;
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public:
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RenderableNamedEntity( const NamedEntity& named, const Vector3& position )
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: m_named( named ), m_position( position ){
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}
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void render( RenderStateFlags state ) const {
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glRasterPos3fv( vector3_to_array( m_position ) );
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GlobalOpenGL().drawString( m_named.name() );
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}
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};
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#endif
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