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