Tokenizer and analyzer package supporting precedence prioritized rules

#if !defined(AFX_LTRITEMTREEWND_H__6E4108A6_4C37_4F9A_AAD7_5A486AAC442A__INCLUDED_)
#define AFX_LTRITEMTREEWND_H__6E4108A6_4C37_4F9A_AAD7_5A486AAC442A__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// ltrItemTreeWnd.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// CltrItemTreeWnd window

struct cltrItemNode
	{
	cltrItemNode(const cxaParseElement* _papeElem = NULL)
		:	clrBorder(0), 
			clrBackground(RGB(0xcc,0xcc,0xcc)),
			clrForeground(RGB(0xaa,0xaa,0xaa)),
			fIsNode(true),nX(0),nY(0),nWidth(0),
			papeElem(_papeElem)
		{};
	cltrItemNode(const std::tstring& _text, const cxaParseElement* _papeElem = NULL)
		:	clrBorder(0), 
			clrBackground(RGB(0xcc,0xcc,0xcc)),
			clrForeground(RGB(0xaa,0xaa,0xaa)),
			text(_text),
			fIsNode(true),nX(0),nY(0),nWidth(0),
			papeElem(_papeElem)
		{};
	virtual ~cltrItemNode()
		{};

	bool		fIsNode;
	COLORREF	clrBorder;
	COLORREF	clrBackground;
	COLORREF	clrForeground;
	std::tstring text;
	int			nX,nY,nWidth;
	const cxaParseElement *papeElem;
	};

struct cltrItemBranch : public cltrItemNode,
						public std::vector<cltrItemNode*>
	{
	cltrItemBranch(const cxaParseElement* _papeElem = NULL)
		: cltrItemNode(_papeElem),
		  fIsExpanded(false)
		{ fIsNode = false; };
	cltrItemBranch(std::tstring _text, const cxaParseElement* _papeElem = NULL)
		: fIsExpanded(false),
		  cltrItemNode(_text,_papeElem)
		{ fIsNode = false; };
	virtual ~cltrItemBranch()
		{
		const_iterator it;
		for(it=begin();it!=end();it++)
			delete (*it);
		};

	bool		fIsExpanded;
	};

struct cltrItemCoordMap
	{
	typedef std::map< int, cltrItemNode* > innermap_type;
	typedef std::map< int, innermap_type > coordmap_type;
	coordmap_type		mapCoords;

	void				reset() { mapCoords.clear(); };

	void				insert(int x,int y, cltrItemNode* pltrItem)
						{
						coordmap_type::iterator it0;
						innermap_type::iterator it1;
						it0 = mapCoords.find(x);
						if(it0==mapCoords.end())
							{
							mapCoords.insert( std::make_pair(x,innermap_type() ) );
							it0 = mapCoords.find(x);
							}
						it1 = it0->second.find(y);
						if(it1==it0->second.end())
							it0->second.insert( std::make_pair(y,pltrItem) );
						else
							ASSERT(FALSE);
						};

	cltrItemNode*		find(int x,int y)
						{
						coordmap_type::iterator it0;
						innermap_type::iterator it1;
						it0 = mapCoords.find(x);
						if(it0==mapCoords.end())
							return NULL;
						it1 = it0->second.find(y);
						if(it1==it0->second.end())
							return NULL;
						return it1->second;
						};
	};

class CltrItemTreeWnd : public CWnd
{
// Construction
public:
	CltrItemTreeWnd(cxtPackage *pPkg);

// Attributes
public:
	cxtPackage*			m_pPkg;
	CFont				m_Font;
	double				m_fZoomFactor;
	int					m_nLRMargin, m_nTBMargin;
	int					m_nBaseWidth, m_nCenterOffsX;
	int					m_nBaseHeight, m_nCenterOffsY;
	cltrItemBranch*		m_pltrTree;
	cltrItemNode*		m_pltrHilite;
	cltrItemNode*		m_pltrContext;
	HICON				m_icZoom, m_icUnzoom;
	cltrItemCoordMap	m_mapItems;

// Operations
public:
	void				SetTree(cltrItemBranch *pltrTree);

	COLORREF			ColorSlide(COLORREF clr1, COLORREF clr2, int nNom, int nDenom) const;
	void				CalculateItemRect(int x, int y, int nWidth, CRect& rcBounds);
	cltrItemNode*		FindItemFromCoords(int x, int y);
	void				CalculateDims(const cltrItemBranch& ltrBranch, int* pnWidth, int *pnHeight) const;

	void				RecalcViewLayout();
	void				ScrollHandler(bool fHorz, UINT nSBCode, UINT nPos);

	enum eviewstatus
		{
		vs_visible,
		vs_top,
		vs_side,
		vs_bottom
		};

	eviewstatus			DrawItem(CDC *pDC, bool fInsert, int nHilite, int nX, int nY, cltrItemNode* pltrItem, int nWidth=1);
	int					DrawBranch(CDC *pDC, bool fInsert, int nHilite, int nX, int nY, cltrItemBranch& ltrBranch);

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CltrItemTreeWnd)
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CltrItemTreeWnd();

	// Generated message map functions
protected:
	//{{AFX_MSG(CltrItemTreeWnd)
	afx_msg void OnPaint();
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnTimer(UINT_PTR nIDEvent);
	afx_msg void OnHScroll(UINT nSBCode, UINT nPos, CScrollBar *pScrollBar);
	afx_msg void OnVScroll(UINT nSBCode, UINT nPos, CScrollBar *pScrollBar);
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnRButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnInitMenuPopup(CMenu* pPopupMenu, UINT nIndex, BOOL bSysMenu);
	afx_msg void OnLtrcontextShowProps();
	afx_msg void OnUpdateLtrcontextCollapseItem(CCmdUI* pCmdUI);
	afx_msg void OnUpdateLtrcontextExpandItem(CCmdUI* pCmdUI);
	afx_msg void OnLtrcontextExpandItem();
	afx_msg void OnLtrcontextCollapseItem();
	afx_msg void OnLtrcontextShowRawTokenStream();
	afx_msg void OnUpdateLtrcontextShowProps(CCmdUI* pCmdUI);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_LTRITEMTREEWND_H__6E4108A6_4C37_4F9A_AAD7_5A486AAC442A__INCLUDED_)