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#include "calc.h"

#include "kosSyst.h"

//#include "KosFile.h"

#define DEFAULT_CELL_W 80

extern DWORD col_count, row_count;

extern DWORD *cell_w, *cell_h;

extern char ***values;

extern DWORD *cell_x, *cell_y;

// áóôåð îáìåíà

extern DWORD buf_col, buf_row;

extern DWORD buf_old_x, buf_old_y;

extern bool sel_moved;

extern struct GRID

	int x,y,w,h;

} grid;

int cf_x0, cf_x1, cf_y0, cf_y1;

extern const char *sFileSign;

struct cell_list

	int x,y;

	cell_list *next;

};

{

	int i, r = 0;

	if (x > col_count)

		x = col_count;

	for (i = 0; i < x; i++)

		r+=cell_w[i];

	return r;

}

// àíàëîã

{

	int i, r = 0;

	if (y > row_count)

		y = row_count;

	for (i = 0; i < y; i++)

		r+=cell_h[i];

	return r;

}

{

	char *r = (char*)allocmem(3);

	if (i <= 26)

	{

		r[0] = 'A' + i - 1;

		r[1] = '\0';

		return r;

	}

	else if (i % 26 == 0)	// ôèêñ áàãà êîòîðûé íå ïîíÿë - äà ïðîñòÿò ìåíÿ ÷èòàòåëè è þçåðà

	{

		r[0] = (i / 26) - 1 + 'A' - 1;

		r[1] = 'Z';

		r[2] = '\0';

		return r;

	}

	r[0] = (i / 26) + 'A' - 1;

	r[1] = (i % 26) + 'A' - 1;

	r[2] = '\0';

	return r;

}

// -"- ñòðîêè

{

	char *r = (char*)allocmem(3);

	if (i <= 9)

	{

		r[0] = '0' + i;

		r[1] = '\0';

		return r;

	}

	r[0] = (i / 10) + '0';

	r[1] = (i % 10) + '0';

	r[2] = '\0';

	return r;

}

// èíèöèàëèçàöèÿ ÿ÷ååê

{

	int i, j;

	cell_w = (DWORD*)allocmem(col_count * sizeof(DWORD));

	cell_x = (DWORD*)allocmem(col_count * sizeof(DWORD));

	cell_y = (DWORD*)allocmem(row_count * sizeof(DWORD));

	for (i = 0; i < col_count; i++)

	{

		cell_w[i] = DEFAULT_CELL_W;

	}

	cell_w[0] = 30; //make row headers smaller

	for (i = 0; i < row_count; i++)

		cell_h[i] = DEFAULT_CELL_H;

	}

	cells = (char***)allocmem(col_count * sizeof(char**));

	for (i = 0; i < col_count; i++)

	{

		cells[i] = (char**)allocmem(row_count * sizeof(char*));

		values[i] = (char**)allocmem(row_count * sizeof(char*));

		for (j = 0; j < row_count; j++)

		{

			cells[i][j] = NULL;

			if (i == 0 && j)

			{

				cells[i][j] = make_row_cap(j);

			}

			else if (j == 0 && i)

			{

				cells[i][j] = make_col_cap(i);

			}

		}

	}

}

void reinit()

	int i, j;

	for (i = 0; i < col_count; i++)

		cell_w[i] = DEFAULT_CELL_W;

	}

	for (i = 0; i < row_count; i++)

		cell_h[i] = DEFAULT_CELL_H;

	}

	for (i = 1; i < col_count; i++)

		for (j = 1; j < row_count; j++)

		{

			if (cells[i][j])

				freemem(cells[i][j]);

			cells[i][j] = NULL;

			if (values[i][j])

				freemem(values[i][j]);

			values[i][j] = NULL;

		}

	}

}

void fill_cells(int sel_x, int sel_y, int sel_end_x, int sel_end_y, int old_end_x, int old_end_y)

	// èòàê, (sel_x, sel_y) :: (old_end_x, old_end_y) - èñòî÷íèê

	// ðåçóëüòàò õðàíèòñÿ ëèáî â ñòðîêå sel_x .. sel_end_x, ëèáî â ñòîëáöå sel_y .. sel_end_y

	int i, start, end, step, gdir = -1;

	char *source;

	cf_x0 = cf_y0 = 0;

	cf_y1 = row_count;

	if (sel_end_x == -1)

	if (sel_end_y == -1)

		sel_end_y = sel_y;

	// åñëè íàïðàâëåíèÿ âûäåëåíèé ïåðïåíäèêóëÿðíû, òî ïðîñòî â öèêëå ïîâòîðÿåì òî æå, ÷òî äëÿ 1 ÿ÷åéêè:

	if (old_end_x == sel_end_x && sel_y == old_end_y)

		gdir = 0;

	}

	else if (old_end_y == sel_end_y && sel_x == old_end_x)

	{

		gdir = 1;

	}

	//sprintf(debuf, "fuck in ass %U %U %U %U %U %U dir %U",sel_x,sel_y,sel_end_x,sel_end_y,old_end_x,old_end_y,gdir);

	if (gdir != -1)

	{

		int gstep = gdir ? sign(old_end_y - sel_y) : sign(old_end_x - sel_x);

		if (gstep == 0)

		{

		/*	if (gdir)

			{

				//old_end_y += 1;

			}

			else

			{

				//old_end_x += 1;

			}

		*/

			gstep = 1;

		}

		for (;gdir ? (sel_y != old_end_y + gstep) : (sel_x != old_end_x + gstep);

		{

			//sprintf(debuf, "cycle %U %U %U %U %U %U dir %U",sel_x,sel_y,sel_end_x,sel_end_y,old_end_x,old_end_y,gdir);

			//rtlDebugOutString(debuf);

			int dir;

			source = cells[sel_x][sel_y];

			if (gdir == 0)

			{

				start = sel_y;

				end = sel_end_y;

				step = (sel_y < sel_end_y ? 1 : -1);

				dir = 1;

			}

			else

			{

				start = sel_x;

				end = sel_end_x;

				step = (sel_x < sel_end_x ? 1 : -1);

				dir = 0;

			}

			//sprintf(debuf, "cyc %U %U %U %U",start,end,step,dir);

			for (i = start + step; i != end + step; i += step)

			{

				//char **p = &cells[dir ? sel_x : i][dir ? i : sel_end_y];

				//sprintf(debuf, "to %U %U dir %U copying '%S'",dir ? sel_x : i,dir ? i : sel_y,dir,source);

				//rtlDebugOutString(debuf);

				if (cells[dir ? sel_x : i][dir ? i : sel_y])

				{

					freemem(cells[dir ? sel_x : i][dir ? i : sel_y]);

				}

				if (source)

				{

					cells[dir ? sel_x : i][dir ? i : sel_y] = change_formula(source, dir ? 0 : (i - start), dir ? (i - start) : 0);

					//cells[dir ? sel_x : i][dir ? i : sel_y] = (char *)allocmem(strlen(source) + 1);

					//strcpy(cells[dir ? sel_x : i][dir ? i : sel_y], source);

				}

				else

					cells[dir ? sel_x : i][dir ? i : sel_y] = NULL;

			}

		}

	}

	// à âîò åñëè ïàðàëëåëüíû...

	if (sel_x == sel_end_x && sel_x == old_end_x)

		pdir = 0;

	}

	if (sel_y == sel_end_y && sel_y == old_end_y)

	{

		pdir = 1;

	}

	if (pdir != -1)

	{

		// àðèôìåòè÷åñêàÿ ïðîãðåññèÿ - åñëè ÷èñëà. è òóïî ðàçìíîæèòüò ïîñëåäíåå, åñëè íåò

		sprintf(debuf, "maybe arith dir %U", pdir);

		int is_arith = 1;

		if (gstep == 0)

			gstep = 1;

		for (int i = pdir ? sel_y : sel_x; i != pdir ? (old_end_y + gstep) : (old_end_x + gstep); i++)

			convert_error = 0;

			sprintf(debuf,"cell %U %U", !pdir ? sel_x : i, !pdir ? i : sel_y);

			rtlDebugOutString(debuf);

			if (cells[!pdir ? sel_x : i][!pdir ? i : sel_y])

			{

				double d = atof(cells[!pdir ? sel_x : i][!pdir ? i : sel_y]);

				if (convert_error)

				{

					rtlDebugOutString("failed arith");

					is_arith = 0;

					break;

				}

			}

			else

			{

				is_arith = 0;

				rtlDebugOutString("failed arith in null");

				break;

			}

		}

		double arith_first, arith_step;

		{

			rtlDebugOutString("really arith");

			arith_first = atof(cells[sel_x][sel_y]);

			arith_step = atof(cells[pdir ? sel_x : old_end_x][pdir ? sel_y : old_end_y]) - arith_first;

			arith_first += arith_step * pdir ? abs(sel_end_x - old_end_x) : abs(sel_end_y - old_end_y);

		}

		else

			rtlDebugOutString("none arith");

		// ñîáñòâåííî çàïîëíåíèå

		{

			if (cells[pdir ? sel_x : i][pdir ? i : sel_y])

				freemem(cells[pdir ? sel_x : i][pdir ? i : sel_y]);

			if (is_arith)

			{

				cells[pdir ? sel_x : i][pdir ? i : sel_y] = ftoa(arith_first);

				arith_first += arith_step;

			}

			else

			{

				if (cells[sel_x][sel_y])

				{

					cells[pdir ? sel_x : i][pdir ? i : sel_y] = (char*)allocmem(strlen(cells[sel_x][sel_y]) + 1);

					strcpy(cells[pdir ? sel_x : i][pdir ? i : sel_y], cells[sel_x][sel_y]);

				}

			}

		}

	}

	*/

	calculate_values();

const char *csv_name = ".csv";

int str_is_csv(char *str)

	int i, j = 0;

	for (i = 0; i < strlen(str); i++)

		if (str[i] == csv_name[j])

		{

			j++;

			if (j == strlen(csv_name))

				return 1;

		}

		else

		{

			j = 0;

		}

	}

	return 0;

}

int Kos_FileWrite(kosFileInfo &fileInfo, char *line, int mode = 3) // åñëè mode = 2 - ïåðåçàïèñàòü ôàéë

	int res = 0;

	fileInfo.dataCount = strlen(line);

	fileInfo.bufferPtr = (Byte*)line;

	fileInfo.rwMode = mode;

	res = kos_FileSystemAccess(&fileInfo);

	if (res != 0)

		return 0;

	fileInfo.OffsetLow += fileInfo.dataCount;

	return 1;

}

int SaveCSV(char *fname)

	int i, j;

	int min_col = col_count, min_row = row_count, max_row = -1, max_col = -1;

	int first = 1;

	kosFileInfo fileInfo;

	strcpy(fileInfo.fileURL,fname);

	fileInfo.OffsetLow = 0;

	fileInfo.OffsetHigh = 0;

	fileInfo.rwMode = 8;	// delete

	rtlDebugOutString("savecsv: old file deleted");

	for (i = 1; i < col_count; i++)

		for (j = 1; j < row_count; j++)

		{

			if (cells[i][j])

			{

				min_col = min(min_col, i);

				min_row = min(min_row, j);

				max_col = max(max_col, i);

				max_row = max(max_row, j);

			}

		}

	}

	sprintf(debuf, "col %U %U row", min_col, max_col, min_row, max_row);

	for (j = min_row; j <= max_row; j++)

		char buffer[1024]; // íå íàäî òàê äåëàòü

		int buf_len = 0;

		memset((Byte*)buffer, 0, 1024);

		for (i = min_col; i <= max_col; i++)

			char *cur = values[i][j] ? values[i][j] : cells[i][j];

			if (cur)

			{

				buffer[buf_len++] = '\"';

				for (int k = 0; k < strlen(cur); k++)

				{

					if (cur[k] == '\"')

						buffer[buf_len++] = '\"';	// êàâû÷åê - ïî äâå

					buffer[buf_len++] = cur[k];

				}

				buffer[buf_len++] = '\"';

			}

			buffer[buf_len++] = ';';

		}

		rtlDebugOutString(buffer);

		// î÷åðåäíàÿ ñòðîêà òåïåðü â áóôåðå

		buffer[buf_len++] = '\n';

		if (!Kos_FileWrite(fileInfo, buffer, first ? (first = 0, 2) : 3))

			return 0;

	}

	return 1;

}

#define BUF_FOR_ALL 5000

{

	kosFileInfo fileInfo;

	char *buffer = (char*)allocmem(BUF_FOR_ALL);	// óæàñ! íî ïîêà ÷òî äîñòàòî÷íî

	int filePointer = 0;

	int i,j;

	if (str_is_csv(fname))

	memset((Byte*)&fileInfo, 0, sizeof(fileInfo));

	fileInfo.OffsetLow = 0;

	fileInfo.OffsetHigh = 0;

	fileInfo.rwMode = 8;

	res = kos_FileSystemAccess(&fileInfo);	// óäàëèòü

	fileInfo.dataCount = strlen(sFileSign);

	fileInfo.bufferPtr = (Byte*)sFileSign;

	fileInfo.rwMode = 2;

	res = kos_FileSystemAccess(&fileInfo);

	if (res != 0)

		return 0;

	//sprintf(debuf, "create %U",res);

	//rtlDebugOutString(debuf);

	fileInfo.OffsetLow += fileInfo.dataCount;

	// øèðèíó ñòîëáöîâ ñîõðàíÿåì

	for (i = 1; i < col_count; i++)

	{

		char smalbuf[32];

		memset((Byte*)smalbuf,0,32);

		sprintf(smalbuf, "%U,", cell_w[i]);

		strcpy(buffer+strlen(buffer),smalbuf);

	}

	buffer[strlen(buffer)-1] = '\n';	// çàìåíèëè ïîñëåäíþþ çàïÿòóþ íà ïåðåâîä ñòðîêè

	//rtlDebugOutString(buffer);

	fileInfo.dataCount = strlen(buffer);

	fileInfo.bufferPtr = (Byte*)buffer;

	fileInfo.rwMode = 3;

	res = kos_FileSystemAccess(&fileInfo);

	if (res != 0)

		return 0;

	// ïåðåìîòàòü çàáûë ÿ ýòîò ôàéë

	fileInfo.OffsetLow += fileInfo.dataCount;

	// âûñîòó ñòðîê ñîõðàíÿåì â ôàéëå ìû

	for (i = 1; i < row_count; i++)

	{

		char smalbuf[32];

		memset((Byte*)smalbuf,0,32);

		sprintf(smalbuf, "%U,", cell_h[i]);

		strcpy(buffer+strlen(buffer),smalbuf);

	}

	buffer[strlen(buffer)-1] = '\n';	// çàìåíèëè ïîñëåäíþþ çàïÿòóþ íà ïåðåâîä ñòðîêè

	//rtlDebugOutString(buffer);

	fileInfo.dataCount = strlen(buffer);

	fileInfo.bufferPtr = (Byte*)buffer;

	fileInfo.rwMode = 3;

	res = kos_FileSystemAccess(&fileInfo);

	if (res != 0)

		return 0;

	// è âíîâü ïåðåìîòàþ ÿ ñåé ôàéë

	fileInfo.OffsetLow += fileInfo.dataCount;

	// ñîõðàíèëè ïàðàìåòðû ÿ÷ååê ìû, ñîõðàíÿåì ñîäåðæèìîå èõ òåïåðü

	for (i = 1; i < row_count; i++)

		for (j = 1; j < col_count; j++)

			if (cells[j][i])

			{

				memset((Byte*)buffer,0,512);

				sprintf(buffer, "%U %U:%S\n", j, i, cells[j][i]);

				fileInfo.dataCount = strlen(buffer);

				fileInfo.bufferPtr = (Byte*)buffer;

				fileInfo.rwMode = 3;

				res = kos_FileSystemAccess(&fileInfo);

				if (res != 0)

					return 0;

				//sprintf(debuf, "create %U",res);

				//rtlDebugOutString(debuf);

				fileInfo.OffsetLow += fileInfo.dataCount;

			}

	}

	//rtlDebugOutString("saving finished");

	freemem(buffer);

}

char *Kos_FileRead(kosFileInfo &fileInfo, int &code)

	char buffer[512], *p, *r;

	fileInfo.dataCount = 512;

	fileInfo.rwMode = 0;

	fileInfo.bufferPtr = (Byte *)buffer;

	memset((Byte*)buffer, 0, 512);

	int z = kos_FileSystemAccess(&fileInfo);

	code = z;

	//sprintf(debuf, "kos file read %U", code);

	if (z != 0 && z != 6)

	p = buffer;

	if (p == buffer)

	r = (char*)allocmem(p - buffer);

	//strncpy(r, buffer, p - buffer);

	for (int l = 0; l < p - buffer - 1; l++)

		r[l] = buffer[l];

	fileInfo.OffsetLow += p - buffer;

	return r;

}

int LoadCSV(char *fname)

	// clear the table

	reinit();

	kosFileInfo fileInfo;

	fileInfo.OffsetLow = 0;

	fileInfo.OffsetHigh = 0;

	char *line;

	int col = 1, row = 1;

	do

	{

		line = Kos_FileRead(fileInfo, code);

		if (!line || *line == '\0' || (code != 0 && code != 6))

		{

			sprintf(debuf, "read end, line not null = %U, code = %U", !line, code);

			rtlDebugOutString(debuf);

			break;

		}

		sprintf(debuf, "read '%S' len %U", line, strlen(line));

		rtlDebugOutString(debuf);

		// ðàçáîðàòü ñòðîêó

		int i = 0;

		while (i <= strlen(line))

		{

			int inPar = 0;

			// inPar: 0 - íå êàâû÷êè, 1 - òîëüêî ÷òî áûëà êàâû÷êà, 2 - êàâû÷êà áûëà, íî äàâíî

			int start = i;

			while (i <= strlen(line))

			{

				char c = line[i];

				if (!c)

					c = ';';

				int yes_semicolon = 0;

				switch (inPar)

					case 0:

						if (c == '\"')

						{

							inPar = 1;

						}

						else

						{

							if (c == ';')

								yes_semicolon = 1;

						}

						break;

					case 1:

						inPar = 2;

						break;

					case 2:

						if (c == '\"')	// îíà çàêðûëàñü

						{

							inPar = 0;

						}

						/*else

						{

							if (c == ';')

								yes_semicolon = 1;

						}*/

				}

				if (yes_semicolon)

				{

					// èòàê, line[i] = ';'

					int tmp = line[start] == '"' ? 1 : 0;

					int sz = i - start - tmp * 2;

					if (sz > 0)

					{

						cells[col][row] = (char *)allocmem(sz + 1);

						memset((Byte*)cells[col][row], 0, sz + 1);

						int m = 0;

						for (int l = 0; l < sz; l++)

						{

							if (line[start + tmp + l] == '\"')

							{

								cells[col][row][m++] = '\"';

								l++;	// ïðîïóñòèòü ñëåäóþùóþ êàâû÷êó

							}

							else

								cells[col][row][m++] = line[start + tmp + l];

						}

						sprintf(debuf, "set %U %U = '%S'", col, row, cells[col][row]);

						rtlDebugOutString(debuf);

					}

					start = i + 1;

					col++;

				}

				i++;

			}

			row++;

			col = 1;

			i++;

		}

	} while(line);

	return 1;

	kosFileInfo fileInfo;

	kosBDVK bdvk;

	int filePointer = 0, i, j;

	Dword res, filesize;

	char buffer[512 + 1];

	char *d, *s, *k;

	int step = 0, items;

	if (str_is_csv(fname))

	strcpy(fileInfo.fileURL,fname);

	fileInfo.OffsetHigh = 0;

	fileInfo.rwMode = 5;

	Dword rr = kos_FileSystemAccess(&fileInfo); // â CKosFile íåò îïðåäåëåíèÿ ðàçìåðà

	//sprintf(debuf, "getsize: %U\n", rr);

	//rtlDebugOutString(debuf);

	if (rr != 0)

	{

		return -1;

	}

	// clear the table

	//rtlDebugOutString("clear done");

	filesize = bdvk.size_low;

	fileInfo.rwMode = 0;

	fileInfo.bufferPtr = (Byte*)buffer;

	kos_FileSystemAccess(&fileInfo);

	s = (char*)sFileSign;

	d = buffer;

	while (*s && *d && *s++==*d++);		// çàñòðåëèòå ìåíÿ

	if (*s != '\0' || *d != '\0')

	{

		return -2;

	}

	fileInfo.OffsetLow += fileInfo.dataCount;

	items = 1;

	while (fileInfo.OffsetLow < filesize)

	{

		// òàê ïðî÷èòàëè ëè ìû øèðèíó âñåõ ñòîáëöîâ, è äëèíó âñåõ ñòðîê ïðî÷èòàëè ëè ìû?

		fileInfo.dataCount = 512;

		memset((Byte*)buffer, 0, 512);

		kos_FileSystemAccess(&fileInfo);

		//sprintf(debuf, "%U", fileInfo.OffsetLow);

		//rtlDebugOutString(debuf);

		//sprintf(debuf, "buffer: %S", buffer);

		//rtlDebugOutString(debuf);

		// ÷òî ÿ óâèæó íà äîñêå îòëàäêè

		// òî ìíå ïîìîæåò â æèçíåííîì ïóòè

		// ñìîãó òîãäà ñâîåé îøèáêè ãàäêîé

		// ïðè÷èíó íåïîñðåäñòâåííî íàéòè

		switch (step)

		case 0:			// ñòîáëöû

			d = buffer;

			while (*d && *d != ',' && *d != '\n') d++;

			//d--;

			if (!*d)

			{

				return -2;

			}

			*d = '\0';

			i = atoi(buffer);

			cell_w[items++] = i;

			if (items == col_count)

			{

				step++;

				items = 1;	//	òåïåðü âûñîòû ñòðîê ÷èòàòü ìû áóäåì ñìåëî

							//  ÷òîá èõ âîññòàíîâèòü è áûëî êàê âñåãäà

				//sprintf(debuf, "col_count read done last buf %S file pos %U",buffer,fileInfo.OffsetLow);

				//rtlDebugOutString(debuf);

			}

			d+=2;

			break;

		case 1:			// ñòðîêè, êîèõ âûñîòà çàïèñàíà

			while (*d && *d != ',' && *d != '\n') d++;

			//d--;

			if (!*d)

			{

				//sprintf(debuf,"oh shit, error at %U",items);

				//rtlDebugOutString(debuf);

				return -2;

			}

			*d = '\0';

			i = atoi(buffer);

			cell_h[items++] = i;

			/*if (items > 5)

			{

				sprintf(debuf, "set row from %S hei %U %U",buffer,items-1,i);

				rtlDebugOutString(debuf);

			}*/

			if (items == row_count)

				step++;		// à äàëåå ëåæàò ÿ÷åéêè â ôàéëå

							// çàïèñàíû îíè â êðèâîì ôîðìàòå

							// èáî ïèñàë ñåé êîä ÿ òåìíîé íî÷üþ

							// íî íå êóðèë òðàâû, êëÿíóñü ÿ âàì

							// èíà÷å áû è ýòîãî íå ñêîäèë

							// äåáàæèòü ñåé ìíå êîä ïðåìíîãî âïàäëó

							// íåìåäëåííî - à òî íàõ âñå çàáóäåøü.

							// âîò âûïüþ - à òàì ñðàçó çà îòëàäêó.

				//sprintf(debuf, "before read cells offset %U %X",fileInfo.OffsetLow,fileInfo.OffsetLow);

				//rtlDebugOutString(debuf);

			}

			d+=2;

			break;

			// î, áðÿêè ÿ çàáûë çàáèòü. î óæàñ.

			// âåäü òîò, êòî break íå ñòàâèò ïîñëå casa

			// ïîäîáåí ëàìåðó, ÷òî ñè íå çíàåò

			// ñìîãó ëè ÿ òàêîå ïåðåæèòü?

		case 2:			// ÿ÷åéêè, èáî èõ ñîäåðæèìîå ñîõðàíåíî çäåñü îò èñ÷åçíîâåíèÿ

			while (*d && *d++ != ' ');	// îóææàñ. çà÷åì òîëüêî ÿ ïèñàë ýòîò áðåä....

			d--;

			if (!*d)

			{

				return -2;

			}

			*d = '\0';

			i = atoi(buffer);

			d++;

			s=d;

			while (*d && *d++ != ':');	// êîãäà-òî ÿ óäèâëÿëñÿ, êàê ëþäè ìîãóò òàêóþ õåðíþ ïèñàòü... äîæèë

			d--;

			if (!*d)

			{

				return -2;

			}

			*d = '\0';

			j = atoi(s);

			//rtlDebugOutString(s);

			d++;

			k = d;

			while (*d && *d++ != '\n');

			d--;

			*d = '\0';

			d+=2;

			//sprintf(debuf, "i:%U j:%U d:%S\n",i,j,k);

			//rtlDebugOutString(debuf);

			cells[i][j] = (char*)allocmem(strlen(k) + 1);

			//memset(cells[i][j], 0, strlen(k) + 1);

			strcpy(cells[i][j], k);

			//sprintf(debuf, "offset: %U", fileInfo.OffsetLow);

			//rtlDebugOutString(debuf);

		}

		fileInfo.OffsetLow += d - (char*)buffer - 1;

	}

	//rtlDebugOutString("loading finished");

	return 1;

}

// î÷èñòèòü áóôåð îáìåíà

{

	int i, j;

	if (!buffer)

	for (i = 0; i < buf_col; i++)

	{

		for (j = 0; j < buf_row; j++)

			if (buffer[i][j])

				freemem(buffer[i][j]);

		freemem(buffer[i]);

	}

	freemem(buffer);

	buffer = NULL;

	buf_row = buf_col = 0;

}

int abort_calc = 0;

// ïïö, ãäå òî áàã, à ýòî òèïà ôèêñ

double calc_callback(char *str)

	int i,j,x,y;

	if (abort_calc == 1)

	//rtlDebugOutString(str);

	for (i = 0; i < strlen(str); i++)

		if (str[i] >= '0' && str[i] <= '9')

			break;

	if (str[i-1] == '$')

		i--;

	if (i == strlen(str))

	{

		abort_calc = 1;

		serror(ERR_BADVARIABLE);

		return 0.0;

	}

	x = -1;

	for (j = 0; j < col_count; j++)

//		if (strnicmp(str,cells[j][0],i-1)==0)

		if (str[0] == cells[j][0][0] && ((i == 1) || (str[1] == cells[j][0][1])))

		{

			x = j;

			break;

		}

	if (str[i] == '$')

		i++;

	y = -1;

	for (j = 0; j < row_count; j++)

		if (strcmp(str+i,cells[0][j])==0)

		{

			y = j;

			break;

		}

	if (x == -1 || y == -1)

	{

		abort_calc = 1;

		serror(ERR_BADVARIABLE);

		return 0.0;

	}

	double hold;

		if (values[x][y][0] == '#')

		{

			serror(ERR_BADVARIABLE);

			abort_calc = 1;

		}

		else

		{

			hold = atof(values[x][y]);

			//if (convert_error)				// íåðåàëüíûé ñëó÷àé...

			//{

			//	serror(ERR_BADVARIABLE);

			//	abort_calc = 1;

			//}

		}

	else

	{

		if (cells[x][y])

		{

			hold = atof(cells[x][y]);

			if (convert_error == ERROR || convert_error == ERROR_END)

			{

				serror(ERR_BADVARIABLE);

				abort_calc = 1;

			}

		}

		else

		{

			sprintf(debuf, "bad var %S", str);

			rtlDebugOutString(debuf);

			serror(ERR_BADVARIABLE);

			abort_calc = 1;

		}

	}

	return hold;

}

double depend_callback(char *str)

	cell_list *cur;

	// íàäî âûäðàòü èç ÀÂ47 çíà÷åíèÿ õ è ó.

	int i,j,x,y;

	if (abort_calc == 1)

	if (*str == '$') str++;

		if (str[i] >= '0' && str[i] <= '9')

			break;

	if (str[i-1] == '$')

		i--;

	if (i == strlen(str))

	{

		abort_calc = 1;

		serror(ERR_BADVARIABLE);

		return 0.0;

	}

	x = -1;

	for (j = 1; j < col_count; j++)

		//if (strncmp(str,cells[j][0],i)==0)

		if (str[0] == cells[j][0][0] && ((i == 1) || (str[1] == cells[j][0][1])))

		{

			x = j;

			break;

		}

	if (str[i] == '$')

		i++;

	y = -1;

		if (strcmp(str+i,cells[0][j])==0)

		{

			y = j;

			break;

		}

	if (x == -1 || y == -1)

	{

		abort_calc = 1;

		serror(ERR_BADVARIABLE);

		return 0.0;

	}

	cur = (cell_list*)allocmem(sizeof(cell_list));

	cur->x = x;

	cur->y = y;

	cur->next = last_dep;

	last_dep = cur;

	return 0.0;

cell_list *find_depend(char *str)

	double hold;

	last_dep = NULL;

	find_var = &depend_callback;

	set_exp(str);

	get_exp(&hold);

	return last_dep;

bool is_in_list(cell_list *c1, cell_list *c2)

	cell_list *p = c2;

	while (p)

	{

		if (c1->x == p->x && c1->y == p->y)

			return 1;

		p = p->next;

	}

	return 0;

}

void calculate_values()

	cell_list ***depend = NULL;

	cell_list *first = NULL;

	cell_list *sorted = NULL, *sorted_last = NULL;

	cell_list *p = NULL;

	int i,j;

	//rtlDebugOutString("calc");

	abort_calc = 0;

	for (i = 0; i < col_count; i++)

	{

		depend[i] = (cell_list**)allocmem(row_count * sizeof(void*));

		for (j = 0; j < row_count; j++)

		{

			if (values[i][j])

				freemem(values[i][j]);

			values[i][j] = NULL;

			if (cells[i][j] && cells[i][j][0] == '=')

				depend[i][j] = find_depend(cells[i][j] + 1);		// ïîñëå =

				if (abort_calc)

				{

					values[i][j] = (char*)allocmem(2);

					values[i][j][0] = '#';

					values[i][j][1] = '\0';

					abort_calc = 0;

					continue;

				}

				cell_list *cur;

				cur = (cell_list*)allocmem(sizeof(cell_list));

				cur->x = i;

				cur->y = j;

				cur->next = first;	// âñòàâèëè òåê. ÿ÷åéêó â íà÷àëî ñïèñêà ÿ÷ååê ñ ôîðìóëàìè

				first = cur;

			}

		}

	}

	//rtlDebugOutString("depend end");

	if (!first)

		goto free_memory;

	if (abort_calc)

	while (first)

		// íàéòè íàèìåíüøèé ýëåìåíò. åñëè åãî íåò - îøèáêà, ò.ê. öèêëè÷åñêàÿ çàâèñèìîñòü

		cell_list *prev = NULL,*min = first;

		bool is_min;

		{

			cell_list *p = first;

			is_min = 1;

			while (p && is_min)

			{

				if (is_in_list(p,depend[min->x][min->y]))

					is_min = 0;

				p = p->next;

			}

			if (is_min)