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#ifndef SELECTIONMANAGER_H
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#define SELECTIONMANAGER_H
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#include "XJOSGObject/XJOSGObject.h"
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#include <osgViewer/Viewer>
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#define HILIGHTCOLOR_TRANSPARENT osg::Vec4(0.7, 0.0, 0.0, 0.5)
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#define HILIGHTCOLOR_UNTRANSPARENT osg::Vec4(0.7, 0.0, 0.0, 1.0)
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//<2F><><EFBFBD><EFBFBD><EFBFBD>й<EFBFBD><D0B9><EFBFBD>ѡ<EFBFBD>еĶ<D0B5><C4B6><EFBFBD>
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class SelectionManager : public osg::Referenced
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{
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public:
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SelectionManager(osgViewer::Viewer* pViewer = NULL);
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~SelectionManager();
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// if the object is not yet in the selection List, it will be added.
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//otherwise it will not be added. In default, we need to hilight the selected obj;
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void AddChild(CXJOSGObject* pobj, bool unhilight = false);
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//remove all childeren
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void RemoveAllChildren();
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//remove obj from list
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void RemoveChild(CXJOSGObject* pobj);
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//return the number of selected list
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int NbSelected();
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//return the selected obj by index
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CXJOSGObject* GetSelectedObj(int index) const;
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//Hilight selected obj with color
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void HilightWithColor(CXJOSGObject* pobj, osg::Vec4& color = HILIGHTCOLOR_UNTRANSPARENT);
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//unlight selected color;
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void UnHilightObj(CXJOSGObject* pobj);
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//unselect and unHilight all obj from list
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void DeSelectSelList();
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//set selected obj's visibility in selList
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void InvisibleSelList(bool visible);
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//set selected obj's transparency in selList
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void TransparentSelList(bool transparent);
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//set selected obj's wireframe in selList
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void WireframeSelList(bool wireframe);
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//<2F><><EFBFBD>ӿ<EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƭ<EFBFBD><C6AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
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void AddToMeshListWithSelectedFaces(CXJOSGObject* pobj);
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std::vector<CXJOSGObject*>& GetMeshListsWithSelectedFaces() {return m_MapOfObjWithSelTriangles;}
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protected:
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//check if obj is in selected list , if has ,return true, else return false
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bool Find(const CXJOSGObject* pobj);
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private:
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std::vector<CXJOSGObject*> m_selObjList; //ѡ<>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>б<EFBFBD>
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std::vector<CXJOSGObject*> m_MapOfObjWithSelTriangles; //<2F>б<EFBFBD>ʰȡ<CAB0><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƭ<EFBFBD><C6AC><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
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osgViewer::Viewer* m_pViewer;
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};
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#endif
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