netradiant-custom/plugins/entity/namedentity.h
2012-03-27 12:03:21 +02:00

102 lines
2.6 KiB
C++

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GtkRadiant is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#if !defined( INCLUDED_NAMEDENTITY_H )
#define INCLUDED_NAMEDENTITY_H
#include "entitylib.h"
#include "eclasslib.h"
#include "generic/callback.h"
#include "nameable.h"
#include <set>
class NameCallbackSet
{
typedef std::set<NameCallback> NameCallbacks;
NameCallbacks m_callbacks;
public:
void insert( const NameCallback& callback ){
m_callbacks.insert( callback );
}
void erase( const NameCallback& callback ){
m_callbacks.erase( callback );
}
void changed( const char* name ) const {
for ( NameCallbacks::const_iterator i = m_callbacks.begin(); i != m_callbacks.end(); ++i )
{
( *i )( name );
}
}
};
class NamedEntity : public Nameable
{
EntityKeyValues& m_entity;
NameCallbackSet m_changed;
CopiedString m_name;
public:
NamedEntity( EntityKeyValues& entity ) : m_entity( entity ){
}
const char* name() const {
if ( string_empty( m_name.c_str() ) ) {
return m_entity.getEntityClass().name();
}
return m_name.c_str();
}
void attach( const NameCallback& callback ){
m_changed.insert( callback );
}
void detach( const NameCallback& callback ){
m_changed.erase( callback );
}
void identifierChanged( const char* value ){
if ( string_empty( value ) ) {
m_changed.changed( m_entity.getEntityClass().name() );
}
else
{
m_changed.changed( value );
}
m_name = value;
}
typedef MemberCaller1<NamedEntity, const char*, &NamedEntity::identifierChanged> IdentifierChangedCaller;
};
class RenderableNamedEntity : public OpenGLRenderable
{
const NamedEntity& m_named;
const Vector3& m_position;
public:
RenderableNamedEntity( const NamedEntity& named, const Vector3& position )
: m_named( named ), m_position( position ){
}
void render( RenderStateFlags state ) const {
glRasterPos3fv( vector3_to_array( m_position ) );
GlobalOpenGL().drawString( m_named.name() );
}
};
#endif