vmap/plugins/entity/modelskinkey.h

115 lines
2.7 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_MODELSKINKEY_H )
#define INCLUDED_MODELSKINKEY_H
#include "modelskin.h"
#include "os/path.h"
#include "stream/stringstream.h"
#include "moduleobserver.h"
#include "entitylib.h"
#include "traverselib.h"
inline void parseTextureName(CopiedString &name, const char *token)
{
StringOutputStream cleaned(256);
cleaned << PathCleaned(token);
name = StringRange(cleaned.c_str(), path_get_filename_base_end(cleaned.c_str())); // remove extension
}
class ModelSkinKey : public ModuleObserver {
CopiedString m_name;
ModelSkin *m_skin;
Callback<void()> m_skinChangedCallback;
ModelSkinKey(const ModelSkinKey &);
ModelSkinKey operator=(const ModelSkinKey &);
void construct()
{
m_skin = &GlobalModelSkinCache().capture(m_name.c_str());
m_skin->attach(*this);
}
void destroy()
{
m_skin->detach(*this);
GlobalModelSkinCache().release(m_name.c_str());
}
public:
ModelSkinKey(const Callback<void()> &skinChangedCallback) : m_skinChangedCallback(skinChangedCallback)
{
construct();
}
~ModelSkinKey()
{
destroy();
}
ModelSkin &get() const
{
return *m_skin;
}
void skinChanged(const char *value)
{
destroy();
parseTextureName(m_name, value);
construct();
}
typedef MemberCaller<ModelSkinKey, void (const char *), &ModelSkinKey::skinChanged> SkinChangedCaller;
void realise()
{
m_skinChangedCallback();
}
void unrealise()
{
}
};
class InstanceSkinChanged : public scene::Instantiable::Visitor {
public:
void visit(scene::Instance &instance) const
{
//\todo don't do this for instances that are not children of the entity setting the skin
SkinnedModel *skinned = InstanceTypeCast<SkinnedModel>::cast(instance);
if (skinned != 0) {
skinned->skinChanged();
}
}
};
inline void Node_modelSkinChanged(scene::Node &node)
{
scene::Instantiable *instantiable = Node_getInstantiable(node);
ASSERT_NOTNULL(instantiable);
instantiable->forEachInstance(InstanceSkinChanged());
}
#endif