112 lines
2.8 KiB
C++
112 lines
2.8 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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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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{
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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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{
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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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{
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for (NameCallbacks::const_iterator i = m_callbacks.begin(); i != m_callbacks.end(); ++i) {
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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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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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}
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const char *name() const
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{
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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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{
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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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{
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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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{
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if (string_empty(value)) {
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m_changed.changed(m_entity.getEntityClass().name());
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} else {
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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 MemberCaller<NamedEntity, void(const char *), &NamedEntity::identifierChanged> IdentifierChangedCaller;
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};
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class RenderableNamedEntity : public OpenGLRenderable {
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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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}
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void render(RenderStateFlags state) const
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{
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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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