vmap/include/iselection.h

145 lines
3.8 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_ISELECTION_H )
#define INCLUDED_ISELECTION_H
#include <cstddef>
#include "generic/constant.h"
#include "generic/callback.h"
#include "signal/signalfwd.h"
class Renderer;
class View;
class Selectable
{
public:
STRING_CONSTANT( Name, "Selectable" );
virtual void setSelected( bool select ) = 0;
virtual bool isSelected() const = 0;
};
namespace scene
{
class Instance;
}
class InstanceSelectionObserver
{
public:
virtual void onSelectedChanged( scene::Instance& instance ) = 0;
};
template<typename Element> class BasicVector3;
typedef BasicVector3<float> Vector3;
template<typename Element> class BasicVector4;
typedef BasicVector4<float> Vector4;
class Matrix4;
typedef Vector4 Quaternion;
typedef Callback<void(const Selectable&)> SelectionChangeCallback;
typedef SignalHandler1<const Selectable&> SelectionChangeHandler;
class SelectionSystem
{
public:
virtual ~SelectionSystem() = default;
INTEGER_CONSTANT( Version, 1 );
STRING_CONSTANT( Name, "selection" );
enum EMode
{
eEntity,
ePrimitive,
eComponent,
};
enum EComponentMode
{
eDefault,
eVertex,
eEdge,
eFace,
};
enum EManipulatorMode
{
eTranslate,
eRotate,
eScale,
eDrag,
eClip,
};
virtual void SetMode( EMode mode ) = 0;
virtual EMode Mode() const = 0;
virtual void SetComponentMode( EComponentMode mode ) = 0;
virtual EComponentMode ComponentMode() const = 0;
virtual void SetManipulatorMode( EManipulatorMode mode ) = 0;
virtual EManipulatorMode ManipulatorMode() const = 0;
virtual SelectionChangeCallback getObserver( EMode mode ) = 0;
virtual std::size_t countSelected() const = 0;
virtual std::size_t countSelectedComponents() const = 0;
virtual void onSelectedChanged( scene::Instance& instance, const Selectable& selectable ) = 0;
virtual void onComponentSelection( scene::Instance& instance, const Selectable& selectable ) = 0;
virtual scene::Instance& ultimateSelected() const = 0;
virtual scene::Instance& penultimateSelected() const = 0;
virtual void setSelectedAll( bool selected ) = 0;
virtual void setSelectedAllComponents( bool selected ) = 0;
class Visitor
{
public:
virtual void visit( scene::Instance& instance ) const = 0;
};
virtual void foreachSelected( const Visitor& visitor ) const = 0;
virtual void foreachSelectedComponent( const Visitor& visitor ) const = 0;
virtual void addSelectionChangeCallback( const SelectionChangeHandler& handler ) = 0;
virtual void NudgeManipulator( const Vector3& nudge, const Vector3& view ) = 0;
virtual void translateSelected( const Vector3& translation ) = 0;
virtual void rotateSelected( const Quaternion& rotation ) = 0;
virtual void scaleSelected( const Vector3& scaling ) = 0;
virtual void pivotChanged() const = 0;
};
#include "modulesystem.h"
template<typename Type>
class GlobalModule;
typedef GlobalModule<SelectionSystem> GlobalSelectionModule;
template<typename Type>
class GlobalModuleRef;
typedef GlobalModuleRef<SelectionSystem> GlobalSelectionModuleRef;
inline SelectionSystem& GlobalSelectionSystem(){
return GlobalSelectionModule::getTable();
}
#endif