jyinput.cpp

嵌入式终端中文输入法（for MiniGUI) 包括拼音、笔画、英文大小写、符号等

			int xPos = FONT_SIZE * 3 + 5 + 6 * (piinfo->outcode_cur + 1) * (m_nPySelect - m_nFirst) + 6 * nOffset;
			for(x = xPos; x < xPos + 6 * piinfo->outcode_cur; x ++){
				SetPixel(hdc, x, y, ~GetPixel(hdc, x, y) );
			}
		}
	}
	return TRUE;
}

static BOOL _XorHzSelect(HDC hdc)
{
	ST_INPUT_INFO *piinfo = &m_piinfo;
	int x, y;
	for(y = SECONDLINE_YPOS - 1; y < SECONDLINE_YPOS * 2 - 5; y ++)
	{
		int xPos = (FONT_SIZE + 1) * (m_nSelectPos % 10) + SECONDLINE_XPOS - 1;
		for (x = xPos;	x < xPos + FONT_SIZE + 1; x ++)
		{
			SetPixel(hdc, x, y, ~GetPixel(hdc, x, y) );
		}
	}

	return TRUE;
}

static void _XorAlpha(int nIndex, HDC hdc) 
{
	int x, y;
	for(y = SECONDLINE_YPOS + 1; y < SECONDLINE_YPOS + FONT_SIZE; y ++){
		int xPos = 7 + FONT_SIZE * nIndex;
		for( x = xPos; x <= 8 + xPos ; x ++){
			SetPixel(hdc, x, y, ~GetPixel(hdc, x, y) );
		}
	}
}

static void _Draw_EN_AlphaList(HDC hdc)
{
	int n;
	char szOut[10];
	int nKeyOffset ;
	if (m_stEN_info.nCurKey == 0)
	{
		return;
	}

	nKeyOffset = m_stEN_info.nCurKey - KEY_0;
	memset(szOut, 0, 10);
	for(n = 0; n < input_alpha_count[nKeyOffset]; n++){
		if (m_piinfo.keymode & IME_MODE_ALPHABET_LOW) {
			szOut[n * 2] = input_alpha_list_low[nKeyOffset][n];
		}else{
			szOut[n * 2] = input_alpha_list_up[nKeyOffset][n];
		}
		szOut[n * 2 + 1] = ' ';
	}
	TextOut(hdc, SECONDLINE_XPOS, SECONDLINE_YPOS, szOut);

	_XorAlpha(m_stEN_info.nPressCount, hdc);
}

static void _DrawSymbolKeyPad(HDC hdc)
{
	int n = 0;
	int x, y;
	char szSymbol[2];
	for(n = 0; n < LINE_DISPLAY_MAXCOUNT; n++)
	{
		int k = n + m_nSymbolPage * LINE_DISPLAY_MAXCOUNT;
		if (k > sizeof(array_symbol))
		{
			break;
		}
		memset(szSymbol, 0, 2);
		szSymbol[0] = array_symbol[k];
		TextOut(hdc, SECONDLINE_XPOS + FONT_SIZE * n, SECONDLINE_YPOS, (const char *)szSymbol);
	}

	_XorAlpha(m_nSelectPos % LINE_DISPLAY_MAXCOUNT, hdc);
}

static void _Draw_Select_HZ(HDC hdc)
{
	ST_INPUT_INFO *piinfo = &m_piinfo;

	if (piinfo->outcode_cur == 0 || piinfo->hz_found_begin == piinfo->hz_found_end) 
	{
		int n = 0;
		if (m_bHZAssn)
		{
			int j = 0;
			char hz_buf[3] = "";
			char *p = (char *)g_pstAssnArray[m_nAssnSelectIndex].snWords;
			p += m_assn_Hz_Pos;
			for (j=0; j < LINE_DISPLAY_MAXCOUNT; j++)
			{
				if (*p == '\0')
					break;

				memcpy(hz_buf, p, 2);
				hz_buf[2] = '\0';
				p += 2;
				TextOut(hdc, SECONDLINE_XPOS + (FONT_SIZE + 1) * j, SECONDLINE_YPOS, (const char *)hz_buf );
			}
			_XorHzSelect(hdc);
		}
		else
		{
			if (piinfo->outcode_cur == 0)
			{
				for(n = 0; n < LINE_DISPLAY_MAXCOUNT; n++)
				{
					TextOut(hdc, SECONDLINE_XPOS + (FONT_SIZE + 1) * n, SECONDLINE_YPOS
						, (const char *)often_hz[n + m_often_Hz_Pos] );
				}
				_XorHzSelect(hdc);
			}
		}
	}
	else
	{
		int j = 0;
		char hz_buf[3] = "";

		while( j < LINE_DISPLAY_MAXCOUNT)
		{
			if((piinfo->hz_found_cur + 2 * j) < piinfo->hz_found_end)
			{
				memcpy(hz_buf, &(key_arrary_hz_select[j]), 2);
				hz_buf[2] = '\0';
				TextOut(hdc, SECONDLINE_XPOS + (FONT_SIZE + 1) * j, SECONDLINE_YPOS, (const char *)hz_buf );
				j++;
			}
			else
			{
				TextOut(hdc, SECONDLINE_XPOS + (FONT_SIZE + 1) * j, SECONDLINE_YPOS, (const char *)"　" );
				j++;
			}
		}	
		_XorHzSelect(hdc);
	}
}

static void _put_py_to_array()
{
	int j = 0;
	char hz_buf[3] = "";
	ST_INPUT_INFO *piinfo = &m_piinfo;

	while( j < LINE_DISPLAY_MAXCOUNT)
	{
		if((piinfo->hz_found_cur + 2 * j) < piinfo->hz_found_end)
		{
			key_arrary_hz_select[j] = g_pszPyImeArray[piinfo->hz_found_cur + 2 * j ];
			key_arrary_hz_select[j] |= ((unsigned short)(g_pszPyImeArray[piinfo->hz_found_cur + 2 * j + 1 ]) << 8 );
		}
		else if (strcmp(piinfo->py_code, "shen") == 0)
		{
			j--;
			key_arrary_hz_select[j] = 0xca;
			key_arrary_hz_select[j] |= ((unsigned short)(0xb2) << 8 );
			break;
		}
		j++;
	}
}

static unsigned short _proc_en_key_press(int nKey)
{

	ST_INPUT_INFO *piinfo = &m_piinfo;
	if (piinfo->keymode & IME_MODE_ALPHABET_LOW || IME_MODE_ALPHABET_UP)
	{
		if (nKey == KEY_LEFT)
		{
			m_stEN_info.nPressCount --;
			m_stEN_info.nTime = 0;
			if (m_stEN_info.nPressCount < 0) {
				m_stEN_info.nPressCount = input_alpha_count[m_stEN_info.nCurKey - KEY_0] - 1;
			}


		}
		if (nKey == KEY_RIGHT)
		{
			m_stEN_info.nPressCount ++;
			m_stEN_info.nTime = 0;
			if (m_stEN_info.nPressCount > input_alpha_count[m_stEN_info.nCurKey - KEY_0] - 1) {
				m_stEN_info.nPressCount = 0;
			}

		}
		//if (nKey == KEY_XING)
		//{
		//	return 127;
		//}

		if (!((nKey >= KEY_2 && nKey <= KEY_9) || nKey == 0 )) {
			return 0;
		}
		if (nKey == 0 && m_stEN_info.nCurKey != 0) {
			int nAlpha = 0;
			if (piinfo->keymode  & IME_MODE_ALPHABET_LOW) {
				nAlpha = input_alpha_list_low[m_stEN_info.nCurKey - KEY_0][m_stEN_info.nPressCount];
			}else{
				nAlpha = input_alpha_list_up[m_stEN_info.nCurKey - KEY_0][m_stEN_info.nPressCount];
			}
			m_stEN_info.nCurKey = 0;
			m_stEN_info.nTime = 0;
			m_stEN_info.nPressCount = 0;
			return nAlpha;
		}

		if (m_stEN_info.nCurKey == 0) {
			m_stEN_info.nCurKey = nKey;
			m_stEN_info.nTime = 0;
			m_stEN_info.nPressCount = 0;

			return 0;
		}
		if (m_stEN_info.nCurKey == nKey) {
			m_stEN_info.nPressCount ++;
			m_stEN_info.nTime = 0;
			if (m_stEN_info.nPressCount > input_alpha_count[m_stEN_info.nCurKey - KEY_0] - 1) {
				m_stEN_info.nPressCount = 0;
			}
			return 0;
		}
		if (m_stEN_info.nCurKey != nKey) {
			int nAlpha = 0;
			if (piinfo->keymode  & IME_MODE_ALPHABET_LOW) {
				nAlpha = input_alpha_list_low[m_stEN_info.nCurKey - KEY_0][m_stEN_info.nPressCount];
			}else{
				nAlpha = input_alpha_list_up[m_stEN_info.nCurKey - KEY_0][m_stEN_info.nPressCount];
			}
			m_stEN_info.nCurKey = nKey;
			m_stEN_info.nTime = 0;
			m_stEN_info.nPressCount = 0;

			return nAlpha;
		}

	}

	return 0;
}

static void _find_py_hzcode(char *outcode, int outcode_pos, int *Begin, int *End)
{
	unsigned short int begin,end;
	unsigned i,off;
	unsigned char ExCode[20];
	BOOL First = TRUE;
	unsigned char * tmp;

	if(outcode_pos < 1){
		*Begin = 0;
		*End = 0;
		return ;
	}

	Py_List2 = (unsigned char *)(g_pszPyImeArray + 0x3747);
	Py_List3 = (unsigned char *)g_pszPyImeArray;

	tmp = (unsigned char *)(Py_List1 + (outcode[0] - 'a') * 2);
	begin = *tmp++;
	begin |= (*tmp << 8);

	tmp = (unsigned char *)(Py_List1 + (outcode[0] - 'a') * 2 + 2);
	end = *tmp++;
	end |= (*tmp << 8);

	if(begin == end){
		*Begin = 0;
		*End = 0;
		return ;
	}	
	off = begin;
	while(off < end){
		i = 0;
		while (((ExCode[i] = *(Py_List2 + off + 2 + i)) & 0x80) == 0){
			if (ExCode[i] < 'a') ExCode[i] = ExCode[i] - 'A' + 'a';
			i++;
		}
		ExCode[i]=0;
		off = off + 2 + i;
		if (_mystrncmp((char*)ExCode, outcode + 1, outcode_pos - 1) > 0) break;
		if(First == FALSE) break;
		if (strcmp(outcode, "a") == 0||
			strcmp(outcode, "e") == 0||
			strcmp(outcode, "o") ==0) {
				First = FALSE;
		}
		else if (First && (_mystrncmp((char*)ExCode, outcode + 1, outcode_pos - 1)) == 0){
			begin = off;
			First = FALSE;
		}
	}
	if (First) end = begin;
	else end = off;

	tmp = (unsigned char *)(Py_List2 + begin);
	begin = *tmp++;
	begin |= (*tmp << 8);

	begin &= 0xff7f;
	_ExchLowHigh((char *)&begin,2);

	tmp = (unsigned char *)(Py_List2 + end);
	end = *tmp++;
	end |= (*tmp << 8);

	end &= 0xff7f;
	_ExchLowHigh((char *)&end,2);

	if(end - begin > 300) end = begin + 300;
	i = end - begin;

	*Begin = begin;
	*End = end;

	return;
}

static BOOL _find_alpha_list(unsigned char cpy, int nPos)
{
	ST_INPUT_INFO *piinfo = &m_piinfo;
	int n;
	int nAlphiCount = alpha_count[piinfo->hz_outcode[nPos] - KEY_0];

	for(n = 0; n < nAlphiCount; n++){
		if (alpha_list[piinfo->hz_outcode[nPos] - KEY_0][n] == cpy ) {
			return TRUE;
		}
	}
	return FALSE;

}

static int _proc_py_index()
{
	ST_INPUT_INFO *piinfo = &m_piinfo;
	int nAlphiCount, nLen, j, n, k, i;
	unsigned char szFirst;
	int nCount = 0;

	memset(m_szPylist, 0, sizeof(m_szPylist));
	szFirst = alpha_list[piinfo->hz_outcode[0] - KEY_0][0];
	nAlphiCount = alpha_count[piinfo->hz_outcode[0] - KEY_0];
	nLen = strlen(piinfo->hz_outcode);

	//从py_table中获取相关的拼音列表
	for(n = 0; n < nAlphiCount; n++)
	{
		for(j = 0; j < 37; j++)
		{
			char * szPy = (char *)py_table[szFirst - 'a'+ n][j];
			if (szPy == NULL ) 
				break;

			if (strlen(szPy) == 0) 
				break;

			if ((int)strlen(szPy) == nLen) 
			{
				for(k = 0; k < nLen; k ++)
				{
					if (_find_alpha_list(szPy[k], k)) 
					{
						if (k == nLen - 1) 
						{
							memcpy(m_szPylist + strlen(m_szPylist) , szPy, strlen(szPy));
							memcpy(m_szPylist + strlen(m_szPylist), " ", 1);
							nCount ++;
						}
					}
					else
					{
						break;
					}
				}
			}	
		}
	}
	//如果没有找到相关的拼音列表而且只有一个按键,查找有效铵键中的字母做为拼音列表
	if (nCount == 0 && piinfo->outcode_cur == 1) 
	{
		int i;
		//这里判断键盘中的第一个字母是不是i,v,u
		for( i = 0 ;i < nAlphiCount; i++)
		{
			char * szPy = (char *)py_table[szFirst - 'a'+ i][0];
			//如果是i,v,u这三个字母，它的拼音长度为0
			if (strlen(szPy) != 0) 
			{
				memcpy(m_szPylist, szPy, 1);
				memcpy(m_szPylist + strlen(m_szPylist) , " ", 1);
				nCount ++;
				break;
			}
		}
	}

	//如果还是没有找到的话，查找自动生成表，以获得相关的拼音列表
	if (nCount == 0) 
	{
		for(i = 0 ; i < AUTO_COMPLETE_COUNT; i ++)
		{
			BOOL bFind;
			if (nCount > 0 ) 
				break;

			bFind = TRUE;
			for(j = 0; j < PY_TYPE_MAXCOUNT; j++)
			{
				if (piinfo->hz_outcode[j] == 0) 
				{
					if (bFind) 
					{
						nCount ++;
						memcpy(m_szPylist, auto_complete[i][0], strlen((char *)auto_complete[i][0]));
						memcpy(m_szPylist + strlen(m_szPylist) , " ", 1);
					}
					break;
				}
				if (!_find_alpha_list(auto_complete[i][0][j], j) ) 
				{
					bFind = FALSE;
					break;
				}
			}
		}
	}

	return nCount;
}

static BOOL _Py_Select_Change()
{
	ST_INPUT_INFO *piinfo = &m_piinfo;
	int hz_found_begin = 0;
	int hz_found_end = 0;
	_find_py_hzcode(piinfo->py_code, piinfo->outcode_cur, &hz_found_begin, &hz_found_end);
	piinfo->hz_found_begin = hz_found_begin;
	piinfo->hz_found_end = hz_found_end;

	piinfo->hz_found_cur = piinfo->hz_found_begin;
	if (piinfo->hz_found_begin == piinfo->hz_found_end)
	{
		if (m_bHZAssn)
			_put_assn_to_array();
		else
			_put_often_to_array();
	}else
		_put_py_to_array();

	return TRUE;
}

static void _XorBhList(HDC hdc)
{
	int i;
	char szOut[BHTEXT_MAXSHOWCOUNT * 2 + 1] = "";
	int nCount = m_piinfo.outcode_cur;

	if (nCount < BHTEXT_MAXSHOWCOUNT)
	{
		for (i = 0; i < nCount; i++)
		{
			int k = m_piinfo.hz_outcode[i] - 1;
			memcpy(szOut + i * 2, __g_sBHText+(k * 2), 2);
		}

	}
	else
	{
		for (i = 0; i <  BHTEXT_MAXSHOWCOUNT; i++)
		{
			int k = m_piinfo.hz_outcode[nCount - BHTEXT_MAXSHOWCOUNT + i] - 1;
			memcpy(szOut + i * 2, __g_sBHText + (k * 2), 2);
		}
	}
	TextOut(hdc, FONT_SIZE * 3, 2, szOut);

	return ;
}

static int _find_bh_hzcode()
{
	ST_INPUT_INFO *piinfo = &m_piinfo;
	int n = 0;
	int nPos = 0;
	int nFind = 0;
	char szBuQiBM[20] = "";
	int nIndex;
	int nCount = m_piinfo.outcode_cur;

	m_nBHFind = 0;
	piinfo->hz_found_begin == 0;
	memset((char*)&m_sBHHZList, 0, BHSELECT_MAXCOUNT);
	memcpy(szBuQiBM, piinfo->hz_outcode, piinfo->outcode_cur);

	for (n = 0; n <  nCount; n++)
	{
		szBuQiBM[n] = m_piinfo.hz_outcode[n] + '0';
	}

	//这里笔画从1开始，所以这里需要减一
	for (nIndex = m_stBHIndex.nBhIndex[m_piinfo.hz_outcode[0]-1]; nIndex<m_stBHIndex.nBhIndex[m_piinfo.hz_outcode[0]]; nIndex++)
	{
		int nCmp = memcmp(g_pstBhTable[nIndex].szBm, szBuQiBM, nCount);

		if (nCmp == 0)
		{

			memcpy((char*)&m_sBHHZList[m_nBHFind], g_pstBhTable[nIndex].szHz, 2);
			m_nBHFind++;
			if (m_nBHFind >= BHSELECT_MAXCOUNT)
				break;
		}
	}

	piinfo->hz_found_end = m_nBHFind * 2;
	return m_nBHFind;
}

static void _put_bh_to_array()
{
	int n;
	for(n = 0; n < LINE_DISPLAY_MAXCOUNT; n ++)
	{
		int k = n + m_nSelectPos;
		if (k > m_nBHFind)
			break;

		key_arrary_hz_select[n] = m_sBHHZList[m_nSelectPos - m_nSelectPos % LINE_DISPLAY_MAXCOUNT + n];
	}
}

static BOOL _proc_py_key_press(unsigned short key)
{
	ST_INPUT_INFO *piinfo = &m_piinfo;
	if(key >= KEY_2 && key <= KEY_9)
	{
		int nCount;
		if (piinfo->outcode_cur >= PY_TYPE_MAXCOUNT) 
			return TRUE;