highlights.h

MudMaster 2000 的C++源码

/************************************************************************************
	Copyright (c) 2000 Aaron O'Neil
	All rights reserved.

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		2) Redistributions in binary form must reproduce the above copyright notice, 
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				and/or other materials provided with the distribution.
		3) Redistributions in binary form must reproduce the above copyright notice on
				program startup. Additional credits for program modification are acceptable
				but original copyright and credits must be visible at startup.
		4) You may charge a reasonable copying fee for any distribution of Mud Master. 
				You may charge any fee you choose for support of Mud Master. You may not 
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  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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	THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

**************************************************************************************/

#define DEFAULT_HIGHLIGHT_ARRAY_SIZE		150
#define DEFAULT_HIGHLIGHT_GROW_SIZE			20

struct HIGHLIGHT 
{
	BOOL bAnchored;
	int nTokens;				// Number of tokens in the highlight.
	int nVars;					// Number of variables in the highlight.
	CString strToken[10];	// The tokens for the action.
	BOOL bStartVar;			// True if the action starts with a variable.
	WORD wAttr;					// Attribute to use for the highlight.
	CString strGroup;
	BOOL bEnabled;
};

class CTextLine;

class CHighlights
{
public:
	CHighlights();
	~CHighlights();

	// Adds a highlight to the list.  The highlight is inserted into the
	// list in sorted order.
	int Add(const char *pszMask, const char *pszColor,
		const char *pszGroup);

	// Searches the list for a matching highlight, removes the highlight
	// from the list if it finds a match.  Returns TRUE if the item
	// is removed.
	BOOL Remove(const char *pszMask);

	// Removes an highlight by index number.
	BOOL Remove(int nIndex);

	void HighlightToMask(HIGHLIGHT *pHighlight, CString &strMask);
	void CopyHighlight(HIGHLIGHT *pDest, HIGHLIGHT *pSource);

	// Searches the highlights for an exact text match.  Returns NULL
	// if a match is not found.
	HIGHLIGHT* FindExact(const char *pszHighlight);

	// Gets a pointer to the first highlight in the list.  Returns NULL
	// if the list is empty.
	HIGHLIGHT* GetFirst();

	// Gets a pointer to the next highlight in the list.  Need to call
	// GetFirst() before you call this.  Returns NULL once the end
	// of the list is reached.
	HIGHLIGHT* GetNext();

	HIGHLIGHT* GetAt(int nIndex);

	// Pass in the line to check against the highlight list.
	// If a highlight is found it changes the attributes of the
	// text.
	void CheckHighlight(CTextLine &tl);

	int GetCount()			{ return(m_nCount); }
	int GetFindIndex()	{ return(m_nGetIndex); }

	void RemoveAll();
	int RemoveGroup(const char *pszGroup);

	int DisableGroup(const char *pszGroup);
	int EnableGroup(const char *pszGroup);

	// Takes a string and figures out the attribute color 
	// representation.
	WORD TextToAttr(const char *pszColor, WORD wCurrentAttr);
	void AttrToText(WORD wAttr, CString &strResult);

private:
	CPtrArray m_ptrList;
	int m_nCount;

	int m_nGetIndex;
};