#ifndef _AS68HC11_SCAN_HPP_
#define _AS68HC11_SCAN_HPP_
#ifndef _COMMON_BLOCK_HPP_
#include <common/block.hpp>
#endif
#ifndef _AS68HC11_EMIT_HPP_
#include <as68hc11/emit.hpp>
#endif

class Table;

class Scan : public Emit
{
public:
  enum ScanSymbols{unknown1,name1,asterisk1,apostrophe1,equ1,origin1,rmb1,comma1,label1,literal1,leftbracket1,rightbracket1,numeral1,
	                 char1,divide1,plus1,minus1,leftparen1,rightparen1,newline1,endtext1,
									 ix1,iy1,aba1,abx1,aby1,adca1,adcb1,adda1,addb1,addd1,anda1,andb1,asl1,asla1,aslb1,
									 asld1,asr1,asra1,asrb1,bcc1,bclr1,bcs1,beq1,bge1,bgt1,bhi1,bhs1,bita1,bitb1,ble1,blo1,
									 bls1,blt1,bmi1,bne1,bpl1,bra1,brclr1,brn1,brset1,bset1,bsr1,bvc1,bvs1,cba1,clc1,cli1,clr1,
									 clra1,clrb1,clv1,cmpa1,cmpb1,com1,coma1,comb1,cpd1,cpx1,cpy1,daa1,dec1,deca1,decb1,des1,
									 dex1,dey1,eora1,eorb1,fdiv1,idiv1,inc1,inca1,incb1,ins1,inx1,iny1,jmp1,jsr1,ldaa1,ldab1,
									 ldd1,lds1,ldx1,ldy1,lsl1,lsla1,lslb1,lsld1,lsr1,lsra1,lsrb1,lsrd1,mul1,neg1,nega1,negb1,
									 nop1,oraa1,orab1,psha1,pshb1,pshx1,pshy1,pula1,pulb1,pulx1,puly1,rol1,rola1,rolb1,ror1,
									 rora1,rorb1,rti1,rts1,sba1,sbca1,sbcb1,sec1,sei1,sev1,staa1,stab1,std1,stop1,sts1,stx1,
									 sty1,suba1,subb1,subd1,swi1,tab1,tap1,tba1,test1,tpa1,tst1,tsta1,tstb1,tsx1,tsy1,txs1,
									 tys1,wai1,xgdx1,xgdy1,end1};
	Scan(PureViewOfFile &srcView,PureViewOfFile &dstView,Table &symbolTable);
	virtual ~Scan();
	void analyze(void);
private:
  enum {SpaceChar=32,TabChar=9};
	void readch(void);
	void skipSeparators(void);
	BOOL scanNumeral(void);
	void scanNewLine(void);
	void scanWord(void);
	void scanComment(void);
	void scanCharacter(void);
	void scanUnknown(void);
  void hex(char chBuffer[],int chIndex);
  void binary(char chBuffer[],int chIndex);
  void decimal(char chBuffer[],int chIndex);
  BOOL isKeySymbol(void)const;
  BOOL isInHex(int chr)const;

	WORD mUserSymbols;
	Table &mSymbolTable;
	String mWordString;
	BOOL mIsInError;
	int mChar;
};

inline
void Scan::readch(void)
{
	mChar=read();
}

inline
BOOL Scan::isKeySymbol(void)const
{
	return (' '==mChar||','==mChar||'['==mChar||']'==mChar||':'==mChar||'*'==mChar||'/'==mChar||'+'==mChar||'-'==mChar||'('==mChar||')'==mChar);
}

inline
BOOL Scan::isInHex(int chr)const
{
  if('A'==chr||'B'==chr||'C'==chr||'D'==chr||'E'==chr||'F'==chr||
	   'a'==chr||'b'==chr||'c'==chr||'d'==chr||'e'==chr||'f'==chr)return TRUE;
	return FALSE;
}

inline
void Scan::scanUnknown(void)
{
  readch();
	emit(unknown1);
}
#endif