worldspawn/plugins/entity/model.h

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2020-11-17 11:16:16 +00:00
/*
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_MODEL_H )
#define INCLUDED_MODEL_H
#include "entitylib.h"
#include "traverselib.h"
#include "generic/callback.h"
#include "stream/stringstream.h"
#include "os/path.h"
#include "moduleobserver.h"
class EModel : public ModuleObserver {
ResourceReference m_resource;
scene::Traversable &m_traverse;
scene::Node *m_node;
Callback<void()> m_modelChanged;
public:
EModel(scene::Traversable &traversable, const Callback<void()> &modelChanged)
: m_resource(""), m_traverse(traversable), m_node(0), m_modelChanged(modelChanged)
{
m_resource.attach(*this);
}
~EModel()
{
m_resource.detach(*this);
}
void realise()
{
m_resource.get()->load();
m_node = m_resource.get()->getNode();
if (m_node != 0) {
m_traverse.insert(*m_node);
}
}
void unrealise()
{
if (m_node != 0) {
m_traverse.erase(*m_node);
}
}
void modelChanged(const char *value)
{
StringOutputStream cleaned(string_length(value));
cleaned << PathCleaned(value);
m_resource.detach(*this);
m_resource.setName(cleaned.c_str());
m_resource.attach(*this);
m_modelChanged();
}
typedef MemberCaller<EModel, void(const char *), &EModel::modelChanged> ModelChangedCaller;
const char *getName() const
{
return m_resource.getName();
}
scene::Node *getNode() const
{
return m_node;
}
};
class SingletonModel {
TraversableNode m_traverse;
EModel m_model;
public:
SingletonModel()
: m_model(m_traverse, Callback<void()>())
{
}
void attach(scene::Traversable::Observer *observer)
{
m_traverse.attach(observer);
}
void detach(scene::Traversable::Observer *observer)
{
m_traverse.detach(observer);
}
scene::Traversable &getTraversable()
{
return m_traverse;
}
void modelChanged(const char *value)
{
m_model.modelChanged(value);
}
typedef MemberCaller<SingletonModel, void(const char *), &SingletonModel::modelChanged> ModelChangedCaller;
scene::Node *getNode() const
{
return m_model.getNode();
}
};
#endif