/*
GCFHZK.C --- General C Functions for Chinese Font
M.L.Y 2000.9
Note: Must compiled by Microsoft C or Turbo C or Borland C
*/
#if !defined(_MSC_VER) && !defined(__BORLANDC__) && !defined(__TURBOC__)
# error "Must compiled by Microsoft C or Turbo C or Borland C !"
#endif
#include
#ifndef USG_TYPES
# define USG_TYPES 1
typedef unsigned char USGC;
typedef unsigned short USGS;
typedef unsigned int USGI;
typedef unsigned long USGL;
#endif
/* ------------------------------------------------------------------------- */
int read_hzk16(FILE *fphzk, USGC hz[2], USGC buf[32])
/*
从 16*16 点阵字库（如UCDOS的HZK16,文件指针fphzk）读一个汉字(hz前2字节)的
点阵到buf中
返回: 0 = 成功 -1 = 失败(读文件出错)
*/
{
int qm, wm;
long offset;
qm = hz[0] - 0xA0;
wm = hz[1] - 0xA0;
if(qm < 16)
offset = (long) ((qm - 1) * 94 + (wm - 1)) * 32;
else
offset = (long) ((qm - 1) * 94 + (wm - 1)) * 32;
fseek(fphzk, offset, SEEK_SET);
if(fread((char *)buf, 1, 32, fphzk) != 32) return -1;
return 0;
}
/* ------------------------------------------------------------------------- */
int read_hzk24(FILE *fphzk24t, FILE *fphzk24, USGC hz[2], USGC buf[72])
/*
从 24*24 点阵字库（如UCDOS的HZK24K(16区到94区，文件指针fphzk24),
HZK24T(1到15区，文件指针为fphzk24t)）读一个汉字(hz前2字节)的点阵到buf中
返回: 0 = 成功 -1 = 失败(读文件出错)
*/
{
int qm, wm;
long offset;
qm = hz[0] - 0xA0;
wm = hz[1] - 0xA0;
if(qm < 16)
{
offset = (long) ((qm - 1) * 94 + (wm - 1)) * 72;
fseek(fphzk24t, offset, SEEK_SET);
if(fread((char *)buf, 1, 72, fphzk24t) != 72) return -1;
}
else
{
offset = (long) ((qm - 1 - 15) * 94 + (wm - 1)) * 72;
fseek(fphzk24, offset, SEEK_SET);
if(fread((char *)buf, 1, 72, fphzk24) != 72) return -1;
}
return 0;
}
/* ------------------------------------------------------------------------- */
int read_hzk48(FILE *fphzk48t, FILE *fphzk48, USGC hz[2], USGC buf[288])
/*
从 48*48 点阵字库（如UCDOS的HZK48S(16区到94区，文件指针fphzk48),
HZK48T(1到15区，文件指针为fphzk48t)）读一个汉字(hz前2字节)的点阵到buf中
返回: 0 = 成功 -1 = 失败(读文件出错)
*/
{
int qm, wm;
long offset;
qm = hz[0] - 0xA0;
wm = hz[1] - 0xA0;
if(qm < 16)
{
offset = (long) ((qm - 1) * 94 + (wm - 1)) * 288;
fseek(fphzk48t, offset, SEEK_SET);
if(fread((char *)buf, 1, 288, fphzk48t) != 288) return -1;
}
else
{
offset = (long) ((qm - 1 - 15) * 94 + (wm - 1)) * 288;
fseek(fphzk48, offset, SEEK_SET);
if(fread((char *)buf, 1, 288, fphzk48) != 288) return -1;
}
return 0;
}
/* End of file */
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