jo16x16.c

神龙卡开发原代码

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};


static	void memor(char *s1, char *s2, int len)
{
        do {
		*s1++ |= *s2++;
	} while (--len);
}


int	get_han_image( int johab_code, char *bitmap)
{
    static char idxtbl1[] = {
             0,  0,  1,  2,  3,  4,  5,  6,
             7,  8,  9, 10, 11, 12, 13, 14,
            15, 16, 17, 18, 19,  0,  0,  0,
             0,  0,  0,  0,  0,  0,  0,  0
    };
    static char idxtbl2[] = {
             0,  0,  0,  1,  2,  3,  4,  5,
             0,  0,  6,  7,  8,  9, 10, 11,
             0,  0, 12, 13, 14, 15, 16, 17,
             0,  0, 18, 19, 20, 21,  0,  0
    };
    static char idxtbl3[] = {
             0,  0,  1,  2,  3,  4,  5,  6,
             7,  8,  9, 10, 11, 12, 13, 14,
            15, 16,  0, 17, 18, 19, 20, 21,
            22, 23, 24, 25, 26, 27,  0,  0
    };

    static char type1tbl_no[]  = {
            0, 0, 0, 0, 0, 0, 0, 0,
	    0, 1, 3, 3, 3, 1, 2, 4,
	    4, 4, 2, 1, 3, 0,       0, 0
    };
    static char type1tbl_yes[] = {
            5, 5, 5, 5, 5, 5, 5, 5,
	    5, 6, 7, 7, 7, 6, 6, 7,
	    7, 7, 6, 6, 7, 5,       0, 0
    };
    static char type3tbl[] = {
            0, 0, 2, 0, 2, 1, 2, 1,
	    2, 3, 0, 2, 1, 3, 3, 1,
	    2, 1, 3, 3, 1, 1,       0, 0
    };

    unsigned short h1, h2, h3, type1, type2, type3;

    h1 = (johab_code>>10) & 0x1f;
    h2 = (johab_code>>5)  & 0x1f;
    h3 = (johab_code)     & 0x1f;

    h1 = idxtbl1[h1];
    h2 = idxtbl2[h2];
    h3 = idxtbl3[h3];
    
    type1 = h3 ? type1tbl_yes[h2] : type1tbl_no[h2];
    type2 = ((h1 == 0 || h1 == 1 || h1 == 16) ? 0 : 1) + (h3 ? 2 : 0);
    type3 = type3tbl[h2];

    if (h1)
            memcpy(bitmap, HanFont1[type1][h1-1], FONT_SIZE);
    else
            memset(bitmap, 0, FONT_SIZE);
    if (h2) memor(bitmap, HanFont2[type2][h2-1], FONT_SIZE);
    if (h3) memor(bitmap, HanFont3[type3][h3-1], FONT_SIZE);

    /* For GdBitmap(), byte swapping is need. */
    for( h1=0; h1<16; h1++)
    {
	    h2 = bitmap[h1*2];
	    bitmap[h1*2] = bitmap[h1*2+1];
	    bitmap[h1*2+1] = h2;
    }
    return 16;
}

#ifdef	TEST
void	DrawImage( char *bitmap )
{
	int	i,j;
	unsigned char	us;

	for ( j=0; j < 16; j++ )
	{
		us = bitmap[j*2];
		for ( i=0x80; i; i=i>>1 )
		{
			if ( us & i )
				putchar('*');
			else
				putchar(' ');
		}

		us = bitmap[j*2+1];
		for ( i=0x80; i; i=i>>1 )
		{
			if ( us & i )
				putchar('*');
			else
				putchar(' ');
		}

		printf("\n");
	}
			
}


#define	MSG	"衑媔穒 砳畞 范穉