📄 py_ime.c
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//======================================================
// 文件名称: PY_IME.c
// 功能描述: 拼音输入法程序
// 维护记录: 2006-09-20 v1.0
//======================================================
#include "..\include\4096.h"
#include "..\include\CommonFunc.h"
#include "..\include\PY_IME.h"
//========================================================================
// 语法格式: unsigned int PY_GetPY(const unsigned char *p_PadInput, const PY_IDX *p_PY_List)
// 实现功能: 获取与输入相匹配的拼音列表
// 参数: p_PadInput 输入的按键序列,由'0'~'9'组成的字符串
// p_PY_List 获取到的拼音索引数组
// 返回值: 获取到匹配的拼音索引个数
//========================================================================
unsigned int PY_GetPY(const unsigned char *p_PadInput, const PY_IDX *p_PY_List)
{
const PY_IDX *p_PY_CurIdx;
unsigned int *TempData;
unsigned long CurIdxAddr;
unsigned int i, MatchFlag, MatchNum;
if(p_PadInput[0]=='\0')return 0;
CurIdxAddr = SPR_GetResAddr(1); // 获取拼音表的首地址
p_PY_CurIdx = p_PY_List;
MatchNum = 0;
while(1)
{
TempData = (unsigned *)p_PY_CurIdx;
for(i=0; i<sizeof(PY_IDX); i++)
{
TempData[i] = SP_SIOReadAWord(CurIdxAddr);
CurIdxAddr+=2;
}
if(p_PY_CurIdx->KeySeq[0] == '\0')break;
i = 0;
MatchFlag = 1;
while(p_PadInput[i] != '\0')
{
if(p_PadInput[i] != p_PY_CurIdx->KeySeq[i])
{
MatchFlag = 0;
break;
}
i++;
}
if(p_PY_CurIdx->KeySeq[i]!='\0')
{
MatchFlag = 0;
}
if(MatchFlag == 1)
{
p_PY_CurIdx++;
MatchNum++;
}
}
return MatchNum;
}
//========================================================================
// 语法格式: unsigned int PY_Ime(const PY_IDX *p_PY_Idx, unsigned int HZ_Offset, unsigned int HZ_Num, unsigned char *HZ_Buf)
// 实现功能: 通过输入的拼音索引查找匹配的汉字
// 参数: p_PY_Idx 拼音索引
// HZ_Offset 从第几个匹配的汉字开始获取
// HZ_Num 获取匹配汉字的数量
// HZ_Buf 用来保存获取的汉字
// 返回值: 剩余的匹配汉字数量
//========================================================================
unsigned int PY_Ime(const PY_IDX *p_PY_Idx, unsigned int HZ_Offset, unsigned int HZ_Num, unsigned char *HZ_Buf)
{
unsigned int i, HZ_Remain;
unsigned char *p_HZ_Buf, TempHZ;
unsigned long HZAddr;
i = 0;
HZ_Remain = 0;
p_HZ_Buf = HZ_Buf;
HZAddr = SPR_GetResAddr(1) + p_PY_Idx->MB_Offset; // 获取该拼音对应汉字表的首地址
while(1)
{
TempHZ = SP_SIOReadAWord(HZAddr + (i<<1));
if(TempHZ=='\0')break;
if(i>=HZ_Offset && i<HZ_Offset+HZ_Num)
{
*p_HZ_Buf++ = TempHZ;
}
else if(i>=HZ_Offset+HZ_Num)
{
HZ_Remain++;
}
i++;
}
if(i==0)
HZ_Remain = 0xffff;
*p_HZ_Buf = '\0';
return HZ_Remain;
}
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