123

Editor/Objects/Group.h

@@ -0,0 +1,149 @@
+////////////////////////////////////////////////////////////////////////////
+//
+//  Crytek Engine Source File.
+//  Copyright (C), Crytek Studios, 2001.
+// -------------------------------------------------------------------------
+//  File name:   Group.h
+//  Version:     v1.00
+//  Created:     10/10/2001 by Timur.
+//  Compilers:   Visual C++ 6.0
+//  Description: Group object definition.
+// -------------------------------------------------------------------------
+//  History:
+//
+////////////////////////////////////////////////////////////////////////////
+
+#ifndef __Group_h__
+#define __Group_h__
+
+#if _MSC_VER > 1000
+#pragma once
+#endif
+
+#include "BaseObject.h"
+
+/*!
+ *	CGroup groups object together.
+ *  Object can only be assigned to one group.
+ *
+ */
+class CGroup : public CBaseObject
+{
+public:
+	DECLARE_DYNCREATE(CGroup)
+
+	//////////////////////////////////////////////////////////////////////////
+	// Ovverides from CBaseObject.
+	//////////////////////////////////////////////////////////////////////////
+	bool Init( IEditor *ie,CBaseObject *prev,const CString &file );
+	void Done();
+	
+	void Display( DisplayContext &disp );
+
+	void BeginEditParams( IEditor *ie,int flags );
+	void EndEditParams( IEditor *ie );
+
+	virtual void SetPos( const Vec3d &pos );
+	virtual void SetAngles( const Vec3d &angles );
+	virtual void SetScale( const Vec3d &scale );
+
+	//! Attach new child node.
+	void AttachChild( CBaseObject* child,bool bKeepPos=true );
+
+	void GetBoundBox( BBox &box );
+	void GetLocalBounds( BBox &box );
+	bool HitTest( HitContext &hc );
+
+	void Serialize( CObjectArchive &ar );
+
+	XmlNodeRef Export( const CString &levelPath,XmlNodeRef &xmlNode );
+
+	//! Ovveride event handler from CBaseObject.
+	void OnEvent( ObjectEvent event );
+	//////////////////////////////////////////////////////////////////////////
+
+	//////////////////////////////////////////////////////////////////////////
+	// Group interface
+	//////////////////////////////////////////////////////////////////////////
+	//! Select objects withing specified distance from givven position.
+	//! Return number of selected objects.
+	int SelectObjects( const BBox &box,bool bUnselect=false );
+
+	//! Remove all childs from this group.
+	void	Ungroup();
+	
+	//! Open group.
+	//! Make childs accesseble from top user interface.
+	void	Open();
+	
+	//! Close group.
+	//! Make childs unacesseble from top user interface.
+	//! In Closed state group only display objects but not allow to select them.
+	void	Close();
+
+	//! Return true if group is in Opened.
+	bool	IsOpen() const { return m_opened; };
+
+	//! Called by child object, when it changes.
+	void	OnChildModified();
+
+	void DeleteAllChilds();
+
+	//! If of this group used for geometry merging.
+	int GetGeomMergeId() const;
+
+protected:
+	//! Dtor must be protected.
+	CGroup();
+	void InvalidateBBox() { m_bBBoxValid = false; };
+
+	bool HitTestChilds( HitContext &hc );
+	void SerializeChilds( CObjectArchive &ar );
+	virtual void CalcBoundBox();
+
+	static void RecursivelySetGroup( CBaseObject *object,CGroup *pGroup );
+	static void RecursivelySetFlags( CBaseObject *object,int flags );
+	static void RecursivelySetLayer( CBaseObject *object,CObjectLayer *pLayer );
+	//! Get combined bounding box of all childs in hierarchy.
+	static void RecursivelyGetBoundBox( CBaseObject *object,BBox &box );
+
+	// Ovveriden from CBaseObject.
+	void RemoveChild( CBaseObject *node );
+	void DeleteThis() { delete this; };
+	void OnMergeStaticGeom( IVariable *pVar );
+
+	BBox m_bbox;
+	bool m_bBBoxValid;
+	bool m_opened;
+	bool m_bAlwaysDrawBox;
+	bool m_ignoreChildModify;
+
+	CVariable<bool> mv_mergeStaticGeom;
+
+	// Geometry merging group assigned to this Group.
+	int m_geomMergeId;
+
+	static int s_groupGeomMergeId;
+
+	IEditor *m_ie;
+};
+
+/*!
+ * Class Description of Group.
+ */
+class CGroupClassDesc : public CObjectClassDesc
+{
+public:
+	REFGUID ClassID()
+	{
+		// {1ED5BF40-BECA-4ba1-8E90-0906FF862A75}
+		static const GUID guid = { 0x1ed5bf40, 0xbeca, 0x4ba1, { 0x8e, 0x90, 0x9, 0x6, 0xff, 0x86, 0x2a, 0x75 } };
+		return guid;
+	}
+	ObjectType GetObjectType() { return OBJTYPE_GROUP; };
+	const char* ClassName() { return "Group"; };
+	const char* Category() { return ""; };
+	CRuntimeClass* GetRuntimeClass() { return RUNTIME_CLASS(CGroup); };
+};
+
+#endif // __Group_h__